syzkaller login: [ 518.415011][ T31] kauditd_printk_skb: 6 callbacks suppressed [ 518.431029][ T31] audit: type=1400 audit(518.360:56): avc: denied { read write } for pid=3094 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 [ 518.435709][ T31] audit: type=1400 audit(518.380:57): avc: denied { open } for pid=3094 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]:44084' (ED25519) to the list of known hosts. [ 553.778753][ T31] audit: type=1400 audit(553.720:58): avc: denied { execute } for pid=3108 comm="sh" name="syz-executor3243119073" dev="vda" ino=807 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 553.783462][ T31] audit: type=1400 audit(553.730:59): avc: denied { execute_no_trans } for pid=3108 comm="sh" path="/syz-executor3243119073" dev="vda" ino=807 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 553.830862][ T31] audit: type=1400 audit(553.770:60): avc: denied { execmem } for pid=3108 comm="syz-executor324" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 553.851195][ T31] audit: type=1400 audit(553.790:61): avc: denied { prog_load } for pid=3109 comm="syz-executor324" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 553.853296][ T31] audit: type=1400 audit(553.800:62): avc: denied { bpf } for pid=3109 comm="syz-executor324" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 executing program [ 553.859748][ T31] audit: type=1400 audit(553.800:63): avc: denied { perfmon } for pid=3109 comm="syz-executor324" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 553.873446][ T31] audit: type=1400 audit(553.820:64): avc: denied { prog_run } for pid=3109 comm="syz-executor324" 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 [ 591.570595][ C0] hrtimer: interrupt took 20242352 ns executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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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 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 1324.110542][ T32] INFO: task kworker/1:2:697 blocked for more than 450 seconds. [ 1324.123131][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.180282][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.180857][ T32] task:kworker/1:2 state:D stack:0 pid:697 tgid:697 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.181576][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.184495][ T32] Call trace: [ 1324.300307][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1324.301698][ T32] r10:829189c0 r9:e00e9d84 r8:00000002 r7:60000013 r6:e00e9d8c r5:83311800 [ 1324.303200][ T32] r4:83311800 [ 1324.304204][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1324.305291][ T32] r5:83311800 r4:829189bc [ 1324.306161][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.307360][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.308561][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e00e9e08 [ 1324.309536][ T32] r4:00000000 [ 1324.320431][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1324.320653][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.320797][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.320933][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85475880 [ 1324.321033][ T32] r4:00000000 [ 1324.321136][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.321271][ T32] r9:83018205 r8:83311800 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1324.321364][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.321492][ T32] r5:00001000 r4:eb15b000 [ 1324.321583][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.321706][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.321830][ T32] r5:8577c38c r4:8577c000 [ 1324.321933][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.322066][ T32] r7:ddde2d40 r6:83018200 r5:8577c38c r4:832d1480 [ 1324.322194][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.322352][ T32] r10:61c88647 r9:83311800 r8:832d14ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.322448][ T32] r4:832d1480 [ 1324.322541][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.322672][ T32] r10:00000000 r9:832d1480 r8:8027ecf4 r7:df879e60 r6:83bc9300 r5:83311800 [ 1324.322766][ T32] r4:00000001 [ 1324.322856][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.323062][ T32] Exception stack(0xe00e9fb0 to 0xe00e9ff8) [ 1324.323289][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.323419][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.323525][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.323659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.323760][ T32] r4:832d0e40 [ 1324.324452][ T32] INFO: task kworker/1:2:697 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1324.324630][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.324936][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.325136][ T32] Call trace: [ 1324.325303][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1324.325446][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1324.325544][ T32] r4:00000000 [ 1324.325636][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.325757][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1324.325865][ T32] dd20: bb9f8000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1324.325968][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1324.326064][ T32] dd60: 80070013 ffffffff [ 1324.326367][ T32] r5:80070013 r4:80239bb0 [ 1324.326509][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.326704][ T32] r4:82ac11e4 [ 1324.326833][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.327015][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1324.327163][ T32] r4:e044ddc0 [ 1324.327284][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.327452][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1324.327605][ T32] r4:00000000 [ 1324.327748][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.327927][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1324.328075][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.328241][ T32] r5:00001000 r4:dfdd1000 [ 1324.328337][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.328461][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.328590][ T32] r5:84be3b8c r4:84be3800 [ 1324.328687][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.328818][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1324.328912][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.329044][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.329146][ T32] r4:847a6d80 [ 1324.329240][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.329374][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1324.329475][ T32] r4:00000001 [ 1324.329613][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.329752][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1324.333355][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.333427][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.333494][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.333577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.333625][ T32] r4:84789140 [ 1324.333910][ T32] INFO: task kworker/1:3:1785 blocked for more than 450 seconds. [ 1324.333980][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.334012][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.334068][ T32] task:kworker/1:3 state:D stack:0 pid:1785 tgid:1785 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.334137][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.334235][ T32] Call trace: [ 1324.334285][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1324.334392][ T32] r10:829189c0 r9:eb101d84 r8:00000002 r7:60000113 r6:eb101d8c r5:842abc00 [ 1324.334421][ T32] r4:842abc00 [ 1324.334472][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1324.334520][ T32] r5:842abc00 r4:829189bc [ 1324.334541][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.334583][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.334666][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb101e08 [ 1324.334693][ T32] r4:00000000 [ 1324.334744][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1324.334814][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.334892][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.335044][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855d1f40 [ 1324.335130][ T32] r4:00000000 [ 1324.335224][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.335283][ T32] r9:83018205 r8:842abc00 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1324.335307][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.335359][ T32] r5:00001000 r4:eb839000 [ 1324.335405][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.335452][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.335560][ T32] r5:8577e38c r4:8577e000 [ 1324.335627][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.335701][ T32] r7:ddde2d40 r6:83018200 r5:8577e38c r4:8423b780 [ 1324.335726][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.335811][ T32] r10:61c88647 r9:842abc00 r8:8423b7ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.335851][ T32] r4:8423b780 [ 1324.335875][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.335926][ T32] r10:00000000 r9:8423b780 r8:8027ecf4 r7:df985e60 r6:83bd2180 r5:842abc00 [ 1324.335973][ T32] r4:00000001 [ 1324.335997][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.336049][ T32] Exception stack(0xeb101fb0 to 0xeb101ff8) [ 1324.336099][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.336169][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.336203][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.336245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.336302][ T32] r4:8423f300 [ 1324.336879][ T32] INFO: task kworker/1:3:1785 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1324.336963][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.337197][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.337419][ T32] Call trace: [ 1324.337623][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1324.337692][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1324.337719][ T32] r4:00000000 [ 1324.337741][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.337818][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1324.337859][ T32] dd20: bb9f8000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1324.337892][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1324.337937][ T32] dd60: 80070013 ffffffff [ 1324.337967][ T32] r5:80070013 r4:80239bb0 [ 1324.337989][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.338066][ T32] r4:82ac11e4 [ 1324.338128][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.338256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1324.338288][ T32] r4:e044ddc0 [ 1324.338343][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.338419][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1324.338448][ T32] r4:00000000 [ 1324.338503][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.338558][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1324.338583][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.338630][ T32] r5:00001000 r4:dfdd1000 [ 1324.338686][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.338768][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.338848][ T32] r5:84be3b8c r4:84be3800 [ 1324.338875][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.338972][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1324.338999][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.339053][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.339134][ T32] r4:847a6d80 [ 1324.339175][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.339257][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1324.339285][ T32] r4:00000001 [ 1324.339307][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.339382][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1324.339420][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.339486][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.339521][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.339555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.339578][ T32] r4:84789140 [ 1324.339638][ T32] INFO: task kworker/0:3:2883 blocked for more than 450 seconds. [ 1324.339676][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.339803][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.339846][ T32] task:kworker/0:3 state:D stack:0 pid:2883 tgid:2883 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.350424][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.350498][ T32] Call trace: [ 1324.350535][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1324.351311][ T32] r10:829189c0 r9:ec58dd84 r8:00000002 r7:60000013 r6:ec58dd8c r5:83aa3c00 [ 1324.351362][ T32] r4:83aa3c00 [ 1324.351390][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1324.351501][ T32] r5:83aa3c00 r4:829189bc [ 1324.351550][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.351639][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.351716][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec58de08 [ 1324.351770][ T32] r4:00000000 [ 1324.351809][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1324.351890][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.351973][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.352067][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858b2980 [ 1324.352111][ T32] r4:00000000 [ 1324.352136][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.352190][ T32] r9:83018005 r8:83aa3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f19f000 [ 1324.352213][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.352259][ T32] r5:00001000 r4:ed60d000 [ 1324.352281][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.352324][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.352373][ T32] r5:85d92b8c r4:85d92800 [ 1324.352394][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.352443][ T32] r7:dddced40 r6:83018000 r5:85d92b8c r4:84548180 [ 1324.352464][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.352515][ T32] r10:61c88647 r9:83aa3c00 r8:845481ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.352540][ T32] r4:84548180 [ 1324.352561][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.352612][ T32] r10:00000000 r9:84548180 r8:8027ecf4 r7:df845e60 r6:84548200 r5:83aa3c00 [ 1324.352634][ T32] r4:00000001 [ 1324.352655][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.352700][ T32] Exception stack(0xec58dfb0 to 0xec58dff8) [ 1324.352734][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.352765][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.352794][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.352828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.352852][ T32] r4:84546840 [ 1324.353301][ T32] INFO: task kworker/0:3:2883 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1324.353476][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.353578][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.353677][ T32] Call trace: [ 1324.353771][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1324.353862][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1324.353911][ T32] r4:00000000 [ 1324.353944][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.354043][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1324.354121][ T32] dd20: bc1af000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1324.354199][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1324.354266][ T32] dd60: 80070013 ffffffff [ 1324.354344][ T32] r5:80070013 r4:80239bb0 [ 1324.354383][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.354451][ T32] r4:82ac11e4 [ 1324.354483][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.354555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1324.354625][ T32] r4:e044ddc0 [ 1324.354658][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.354730][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1324.354765][ T32] r4:00000000 [ 1324.354794][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.354864][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1324.354896][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.354989][ T32] r5:00001000 r4:dfdd1000 [ 1324.355021][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.355092][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.355156][ T32] r5:84be3b8c r4:84be3800 [ 1324.355221][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.355319][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1324.355348][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.355404][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.355435][ T32] r4:847a6d80 [ 1324.355456][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.355508][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1324.355531][ T32] r4:00000001 [ 1324.355552][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.355589][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1324.355618][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.355650][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.355680][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.355746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.355804][ T32] r4:84789140 [ 1324.355873][ T32] INFO: task kworker/1:0:3095 blocked for more than 450 seconds. [ 1324.355925][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.355986][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.356013][ T32] task:kworker/1:0 state:D stack:0 pid:3095 tgid:3095 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.356172][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.356266][ T32] Call trace: [ 1324.356332][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1324.356405][ T32] r10:829189c0 r9:df9a9d84 r8:00000002 r7:60000013 r6:df9a9d8c r5:84288c00 [ 1324.356451][ T32] r4:84288c00 [ 1324.356473][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1324.356519][ T32] r5:84288c00 r4:829189bc [ 1324.356539][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.356579][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.356664][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9a9e08 [ 1324.356723][ T32] r4:00000000 [ 1324.356751][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1324.356826][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.356906][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.356975][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507e900 [ 1324.357031][ T32] r4:00000000 [ 1324.357053][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.357107][ T32] r9:83018205 r8:84288c00 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1324.357141][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.357224][ T32] r5:00001000 r4:df9e7000 [ 1324.357255][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.357359][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.357409][ T32] r5:8509e38c r4:8509e000 [ 1324.357449][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.357500][ T32] r7:ddde2d40 r6:83018200 r5:8509e38c r4:8475df00 [ 1324.357521][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.357571][ T32] r10:61c88647 r9:84288c00 r8:8475df2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.357594][ T32] r4:8475df00 [ 1324.357613][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.357663][ T32] r10:00000000 r9:8475df00 r8:8027ecf4 r7:eb101e60 r6:84398180 r5:84288c00 [ 1324.357686][ T32] r4:00000001 [ 1324.357705][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.357741][ T32] Exception stack(0xdf9a9fb0 to 0xdf9a9ff8) [ 1324.357769][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.357798][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.357862][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.357897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.357920][ T32] r4:84747700 [ 1324.358154][ T32] INFO: task kworker/1:0:3095 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1324.358220][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.358281][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.358326][ T32] Call trace: [ 1324.358357][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1324.358446][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1324.358507][ T32] r4:00000000 [ 1324.358531][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.358573][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1324.358627][ T32] dd20: bc1af000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1324.358661][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1324.358685][ T32] dd60: 80070013 ffffffff [ 1324.358710][ T32] r5:80070013 r4:80239bb0 [ 1324.358730][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.358774][ T32] r4:82ac11e4 [ 1324.358825][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.358876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1324.358900][ T32] r4:e044ddc0 [ 1324.358920][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.358966][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1324.359022][ T32] r4:00000000 [ 1324.359061][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.359148][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1324.359187][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.359233][ T32] r5:00001000 r4:dfdd1000 [ 1324.359254][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.359296][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.359378][ T32] r5:84be3b8c r4:84be3800 [ 1324.359401][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.359453][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1324.359473][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.359555][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.359581][ T32] r4:847a6d80 [ 1324.359601][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.359650][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1324.359695][ T32] r4:00000001 [ 1324.359750][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.359834][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1324.370256][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.370336][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.370371][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.370441][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.370505][ T32] r4:84789140 [ 1324.370550][ T32] INFO: task kworker/0:6:3120 blocked for more than 450 seconds. [ 1324.370586][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.370626][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.370652][ T32] task:kworker/0:6 state:D stack:0 pid:3120 tgid:3120 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.370761][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.370854][ T32] Call trace: [ 1324.370891][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1324.370972][ T32] r10:829189c0 r9:df9d5d84 r8:00000002 r7:60000113 r6:df9d5d8c r5:8323e000 [ 1324.371000][ T32] r4:8323e000 [ 1324.371045][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1324.371095][ T32] r5:8323e000 r4:829189bc [ 1324.371117][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.371189][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.371244][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9d5e08 [ 1324.371267][ T32] r4:00000000 [ 1324.371287][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1324.371357][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.371402][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.371486][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85036140 [ 1324.371513][ T32] r4:00000000 [ 1324.371534][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.371627][ T32] r9:83018005 r8:8323e000 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1324.371655][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.371724][ T32] r5:00001000 r4:dff33000 [ 1324.371748][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.371822][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.371868][ T32] r5:84bb0b8c r4:84bb0800 [ 1324.371889][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.371961][ T32] r7:dddced40 r6:83018000 r5:84bb0b8c r4:84398780 [ 1324.372008][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.372079][ T32] r10:61c88647 r9:8323e000 r8:843987ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.372105][ T32] r4:84398780 [ 1324.372148][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.372216][ T32] r10:00000000 r9:84398780 r8:8027ecf4 r7:df9a1e60 r6:84398800 r5:8323e000 [ 1324.372274][ T32] r4:00000001 [ 1324.372308][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.372367][ T32] Exception stack(0xdf9d5fb0 to 0xdf9d5ff8) [ 1324.372398][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.372463][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.372494][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.372557][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.372587][ T32] r4:8474a280 [ 1324.372988][ T32] INFO: task kworker/0:6:3120 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1324.373027][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.373086][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.373178][ T32] Call trace: [ 1324.373216][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1324.373271][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1324.373376][ T32] r4:00000000 [ 1324.373401][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.373474][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1324.373537][ T32] dd20: bc76b000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1324.373605][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1324.373634][ T32] dd60: 80070013 ffffffff [ 1324.373694][ T32] r5:80070013 r4:80239bb0 [ 1324.373731][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.373810][ T32] r4:82ac11e4 [ 1324.373847][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.373898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1324.373921][ T32] r4:e044ddc0 [ 1324.373941][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.373988][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1324.374011][ T32] r4:00000000 [ 1324.374030][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.374109][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1324.374224][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.374312][ T32] r5:00001000 r4:dfdd1000 [ 1324.374341][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.374418][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.374498][ T32] r5:84be3b8c r4:84be3800 [ 1324.374533][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.374617][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1324.374641][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.374691][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.374718][ T32] r4:847a6d80 [ 1324.374738][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.374806][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1324.374832][ T32] r4:00000001 [ 1324.374853][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.374905][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1324.374963][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.375016][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.375062][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.375128][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.375172][ T32] r4:84789140 [ 1324.375210][ T32] INFO: task kworker/0:7:3122 blocked for more than 450 seconds. [ 1324.375244][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.375270][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.375291][ T32] task:kworker/0:7 state:D stack:0 pid:3122 tgid:3122 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.375342][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.375463][ T32] Call trace: [ 1324.375498][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1324.375548][ T32] r10:829189c0 r9:df9e1d84 r8:00000002 r7:60000013 r6:df9e1d8c r5:83240000 [ 1324.375571][ T32] r4:83240000 [ 1324.375591][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1324.375658][ T32] r5:83240000 r4:829189bc [ 1324.375713][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.375757][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.375807][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9e1e08 [ 1324.375831][ T32] r4:00000000 [ 1324.375849][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1324.375889][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.375928][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.375973][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072a40 [ 1324.375996][ T32] r4:00000000 [ 1324.376015][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.376060][ T32] r9:83018005 r8:83240000 r7:00000000 r6:83018000 r5:00001000 r4:7f0e5000 [ 1324.376098][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.376143][ T32] r5:00001000 r4:e890d000 [ 1324.376162][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.376236][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.376283][ T32] r5:84bb238c r4:84bb2000 [ 1324.376303][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.376387][ T32] r7:dddced40 r6:83018000 r5:84bb238c r4:84398880 [ 1324.376422][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.376478][ T32] r10:61c88647 r9:83240000 r8:843988ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.376504][ T32] r4:84398880 [ 1324.376523][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.376571][ T32] r10:00000000 r9:84398880 r8:8027ecf4 r7:df9d5e60 r6:84398900 r5:83240000 [ 1324.376621][ T32] r4:00000001 [ 1324.376644][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.376681][ T32] Exception stack(0xdf9e1fb0 to 0xdf9e1ff8) [ 1324.376710][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.376772][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.376816][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.376862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.376888][ T32] r4:8474a080 [ 1324.377096][ T32] INFO: task kworker/0:7:3122 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1324.377130][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.377223][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.377264][ T32] Call trace: [ 1324.377347][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1324.377405][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1324.377430][ T32] r4:00000000 [ 1324.377450][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.377490][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1324.377561][ T32] dd20: bc76b000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1324.377612][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1324.377640][ T32] dd60: 80070013 ffffffff [ 1324.377665][ T32] r5:80070013 r4:80239bb0 [ 1324.377688][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.377732][ T32] r4:82ac11e4 [ 1324.377786][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.377858][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1324.377884][ T32] r4:e044ddc0 [ 1324.377905][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.377953][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1324.377995][ T32] r4:00000000 [ 1324.378038][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.378120][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1324.378146][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.378224][ T32] r5:00001000 r4:dfdd1000 [ 1324.378246][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.378318][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.378400][ T32] r5:84be3b8c r4:84be3800 [ 1324.378425][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.378478][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1324.378501][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.378552][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.378575][ T32] r4:847a6d80 [ 1324.378594][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.378677][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1324.378704][ T32] r4:00000001 [ 1324.378760][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.378800][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1324.378861][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.378896][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.378924][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.378956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.378979][ T32] r4:84789140 [ 1324.379001][ T32] INFO: task kworker/0:8:3123 blocked for more than 450 seconds. [ 1324.379062][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.379094][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.379146][ T32] task:kworker/0:8 state:D stack:0 pid:3123 tgid:3123 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.379195][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.379271][ T32] Call trace: [ 1324.379301][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1324.379383][ T32] r10:829189c0 r9:df9e5d84 r8:00000002 r7:60000113 r6:df9e5d8c r5:83b3d400 [ 1324.379411][ T32] r4:83b3d400 [ 1324.379435][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1324.379477][ T32] r5:83b3d400 r4:829189bc [ 1324.379498][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.379538][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.379587][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9e5e08 [ 1324.379609][ T32] r4:00000000 [ 1324.379628][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1324.379707][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.379785][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.379926][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8502aa80 [ 1324.390314][ T32] r4:00000000 [ 1324.390363][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.390474][ T32] r9:83018005 r8:83b3d400 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1324.390503][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.390559][ T32] r5:00001000 r4:e052b000 [ 1324.390584][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.390666][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.390754][ T32] r5:84bb138c r4:84bb1000 [ 1324.390781][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.390852][ T32] r7:dddced40 r6:83018000 r5:84bb138c r4:84398980 [ 1324.390879][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.390964][ T32] r10:61c88647 r9:83b3d400 r8:843989ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.390993][ T32] r4:84398980 [ 1324.391017][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.391077][ T32] r10:00000000 r9:84398980 r8:8027ecf4 r7:df9e1e60 r6:84398a00 r5:83b3d400 [ 1324.391138][ T32] r4:00000001 [ 1324.391197][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.391243][ T32] Exception stack(0xdf9e5fb0 to 0xdf9e5ff8) [ 1324.391275][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.391308][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.391344][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.391379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.391403][ T32] r4:8474a5c0 [ 1324.391733][ T32] INFO: task kworker/0:8:3123 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1324.391770][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.391876][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.391966][ T32] Call trace: [ 1324.392006][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1324.392064][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1324.392089][ T32] r4:00000000 [ 1324.392110][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.392186][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1324.392224][ T32] dd20: bcf73000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1324.392255][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1324.392315][ T32] dd60: 80070013 ffffffff [ 1324.392348][ T32] r5:80070013 r4:80239bb0 [ 1324.392369][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.392435][ T32] r4:82ac11e4 [ 1324.392465][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.392515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1324.392571][ T32] r4:e044ddc0 [ 1324.392617][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.392701][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1324.392757][ T32] r4:00000000 [ 1324.392780][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.392828][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1324.392850][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.392892][ T32] r5:00001000 r4:dfdd1000 [ 1324.392912][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.392952][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.393009][ T32] r5:84be3b8c r4:84be3800 [ 1324.393032][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.393108][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1324.393150][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.393227][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.393271][ T32] r4:847a6d80 [ 1324.393293][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.393349][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1324.393372][ T32] r4:00000001 [ 1324.393392][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.393428][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1324.393457][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.393487][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.393546][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.393582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.393606][ T32] r4:84789140 [ 1324.393632][ T32] INFO: task kworker/0:9:3125 blocked for more than 450 seconds. [ 1324.393664][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.393722][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.393747][ T32] task:kworker/0:9 state:D stack:0 pid:3125 tgid:3125 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.393863][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.393905][ T32] Call trace: [ 1324.393983][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1324.394035][ T32] r10:829189c0 r9:dfa01d84 r8:00000002 r7:60000113 r6:dfa01d8c r5:842b8c00 [ 1324.394059][ T32] r4:842b8c00 [ 1324.394079][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1324.394121][ T32] r5:842b8c00 r4:829189bc [ 1324.394141][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.394198][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.394297][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa01e08 [ 1324.394329][ T32] r4:00000000 [ 1324.394351][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1324.394392][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.394430][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.394505][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85047840 [ 1324.394535][ T32] r4:00000000 [ 1324.394556][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.394636][ T32] r9:83018005 r8:842b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1324.394661][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.394704][ T32] r5:00001000 r4:e0731000 [ 1324.394724][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.394767][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.394823][ T32] r5:84bd1f8c r4:84bd1c00 [ 1324.394846][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.394910][ T32] r7:dddced40 r6:83018000 r5:84bd1f8c r4:84398a80 [ 1324.394933][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.394986][ T32] r10:61c88647 r9:842b8c00 r8:84398aac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.395009][ T32] r4:84398a80 [ 1324.395054][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.395105][ T32] r10:00000000 r9:84398a80 r8:8027ecf4 r7:df9e1e60 r6:8475da80 r5:842b8c00 [ 1324.395156][ T32] r4:00000001 [ 1324.395180][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.395219][ T32] Exception stack(0xdfa01fb0 to 0xdfa01ff8) [ 1324.395248][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.395278][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.395328][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.395365][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.395388][ T32] r4:8474a5c0 [ 1324.395588][ T32] INFO: task kworker/0:9:3125 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1324.395623][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.395746][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.395855][ T32] Call trace: [ 1324.395889][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1324.395942][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1324.395966][ T32] r4:00000000 [ 1324.395985][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.396024][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1324.396056][ T32] dd20: bcf73000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1324.396108][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1324.396136][ T32] dd60: 80070013 ffffffff [ 1324.396194][ T32] r5:80070013 r4:80239bb0 [ 1324.396248][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.396326][ T32] r4:82ac11e4 [ 1324.396381][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.396431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1324.396470][ T32] r4:e044ddc0 [ 1324.396510][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.396593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1324.396619][ T32] r4:00000000 [ 1324.396639][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.396685][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1324.396707][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.396749][ T32] r5:00001000 r4:dfdd1000 [ 1324.396784][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.396829][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.396871][ T32] r5:84be3b8c r4:84be3800 [ 1324.396891][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.396937][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1324.396957][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.397005][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.397060][ T32] r4:847a6d80 [ 1324.397096][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.397148][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1324.397172][ T32] r4:00000001 [ 1324.397192][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.397260][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1324.397314][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.397368][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.397411][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.397446][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.397484][ T32] r4:84789140 [ 1324.397509][ T32] INFO: task kworker/0:10:3129 blocked for more than 450 seconds. [ 1324.397539][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.397575][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.397600][ T32] task:kworker/0:10 state:D stack:0 pid:3129 tgid:3129 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.397676][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.397751][ T32] Call trace: [ 1324.397798][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1324.397851][ T32] r10:829189c0 r9:df9b9d84 r8:00000002 r7:60000113 r6:df9b9d8c r5:842bd400 [ 1324.397875][ T32] r4:842bd400 [ 1324.397895][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1324.397961][ T32] r5:842bd400 r4:829189bc [ 1324.397995][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.398108][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.398185][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9b9e08 [ 1324.398235][ T32] r4:00000000 [ 1324.398259][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1324.398301][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.398345][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.398409][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850498c0 [ 1324.398459][ T32] r4:00000000 [ 1324.398511][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.398571][ T32] r9:83018005 r8:842bd400 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1324.398596][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.398671][ T32] r5:00001000 r4:df971000 [ 1324.398695][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.398737][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.398778][ T32] r5:8511cf8c r4:8511cc00 [ 1324.398799][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.398843][ T32] r7:dddced40 r6:83018000 r5:8511cf8c r4:84398b00 [ 1324.398898][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.398950][ T32] r10:61c88647 r9:842bd400 r8:84398b2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.398973][ T32] r4:84398b00 [ 1324.399024][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.399107][ T32] r10:00000000 r9:84398b00 r8:8027ecf4 r7:dfa01e60 r6:8475d900 r5:842bd400 [ 1324.399134][ T32] r4:00000001 [ 1324.399154][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.399191][ T32] Exception stack(0xdf9b9fb0 to 0xdf9b9ff8) [ 1324.399220][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.399251][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.399315][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.399385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.399412][ T32] r4:8474aa00 [ 1324.399607][ T32] INFO: task kworker/0:10:3129 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1324.399641][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.399696][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.399784][ T32] Call trace: [ 1324.399860][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1324.410225][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1324.410348][ T32] r4:00000000 [ 1324.410389][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.410455][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1324.410496][ T32] dd20: bd77b000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1324.410533][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1324.410560][ T32] dd60: 80070013 ffffffff [ 1324.410588][ T32] r5:80070013 r4:80239bb0 [ 1324.410629][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.410734][ T32] r4:82ac11e4 [ 1324.410774][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.410844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1324.410871][ T32] r4:e044ddc0 [ 1324.410894][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.410946][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1324.410972][ T32] r4:00000000 [ 1324.411009][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.411087][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1324.411113][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.411163][ T32] r5:00001000 r4:dfdd1000 [ 1324.411187][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.411265][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.411327][ T32] r5:84be3b8c r4:84be3800 [ 1324.411369][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.411419][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1324.411440][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.411507][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.411533][ T32] r4:847a6d80 [ 1324.411554][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.411604][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1324.411626][ T32] r4:00000001 [ 1324.411646][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.411682][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1324.411709][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.411739][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.411766][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.411831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.411858][ T32] r4:84789140 [ 1324.411890][ T32] INFO: task kworker/1:1:3130 blocked for more than 450 seconds. [ 1324.411980][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.412009][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.412031][ T32] task:kworker/1:1 state:D stack:0 pid:3130 tgid:3130 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.412087][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.412128][ T32] Call trace: [ 1324.412196][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1324.412278][ T32] r10:829189c0 r9:dfa19d84 r8:00000002 r7:60000113 r6:dfa19d8c r5:842bec00 [ 1324.412305][ T32] r4:842bec00 [ 1324.412331][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1324.412376][ T32] r5:842bec00 r4:829189bc [ 1324.412435][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.412514][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.412568][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa19e08 [ 1324.412591][ T32] r4:00000000 [ 1324.412610][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1324.412682][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.412756][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.412805][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506f300 [ 1324.412852][ T32] r4:00000000 [ 1324.412875][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.412920][ T32] r9:83018205 r8:842bec00 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [ 1324.412968][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.413014][ T32] r5:00001000 r4:df9c3000 [ 1324.413034][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.413075][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.413154][ T32] r5:8518f78c r4:8518f400 [ 1324.413183][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.413233][ T32] r7:ddde2d40 r6:83018200 r5:8518f78c r4:8475d880 [ 1324.413289][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.413347][ T32] r10:61c88647 r9:842bec00 r8:8475d8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.413371][ T32] r4:8475d880 [ 1324.413407][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.413462][ T32] r10:00000000 r9:8475d880 r8:8027ecf4 r7:eb101e60 r6:8475db00 r5:842bec00 [ 1324.413519][ T32] r4:00000001 [ 1324.413578][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.413651][ T32] Exception stack(0xdfa19fb0 to 0xdfa19ff8) [ 1324.413707][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.413741][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.413769][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.413832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.413858][ T32] r4:8473d0c0 [ 1324.414261][ T32] INFO: task kworker/1:1:3130 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1324.414333][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.414415][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.414490][ T32] Call trace: [ 1324.414559][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1324.414617][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1324.414674][ T32] r4:00000000 [ 1324.414697][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.414739][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1324.414770][ T32] dd20: bd77b000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1324.414801][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1324.414854][ T32] dd60: 80070013 ffffffff [ 1324.414883][ T32] r5:80070013 r4:80239bb0 [ 1324.414904][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.414972][ T32] r4:82ac11e4 [ 1324.415010][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.415099][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1324.415148][ T32] r4:e044ddc0 [ 1324.415202][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.415274][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1324.415299][ T32] r4:00000000 [ 1324.415352][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.415405][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1324.415428][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.415472][ T32] r5:00001000 r4:dfdd1000 [ 1324.415492][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.415552][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.415598][ T32] r5:84be3b8c r4:84be3800 [ 1324.415619][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.415666][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1324.415687][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.415736][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.415759][ T32] r4:847a6d80 [ 1324.415778][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.415865][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1324.415906][ T32] r4:00000001 [ 1324.415957][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.416043][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1324.416093][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.416160][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.416192][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.416238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.416264][ T32] r4:84789140 [ 1324.416392][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.416500][ T32] INFO: task kworker/0:11:3131 blocked for more than 450 seconds. [ 1324.416538][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.416563][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.416584][ T32] task:kworker/0:11 state:D stack:0 pid:3131 tgid:3131 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.416669][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.416760][ T32] Call trace: [ 1324.416795][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1324.416878][ T32] r10:829189c0 r9:dfa25d84 r8:00000002 r7:60000013 r6:dfa25d8c r5:842be000 [ 1324.416920][ T32] r4:842be000 [ 1324.416942][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1324.416987][ T32] r5:842be000 r4:829189bc [ 1324.417028][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.417072][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.417122][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa25e08 [ 1324.417146][ T32] r4:00000000 [ 1324.417168][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1324.417243][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.417287][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.417361][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8519ab00 [ 1324.417388][ T32] r4:00000000 [ 1324.417442][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.417491][ T32] r9:83018005 r8:842be000 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1324.417514][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.417586][ T32] r5:00001000 r4:dfb8d000 [ 1324.417610][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.417667][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.417827][ T32] r5:84bd3f8c r4:84bd3c00 [ 1324.417892][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.417964][ T32] r7:dddced40 r6:83018000 r5:84bd3f8c r4:84398b80 [ 1324.417988][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.418044][ T32] r10:61c88647 r9:842be000 r8:84398bac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.418110][ T32] r4:84398b80 [ 1324.418154][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.418243][ T32] r10:00000000 r9:84398b80 r8:8027ecf4 r7:dfa01e60 r6:8475d980 r5:842be000 [ 1324.418304][ T32] r4:00000001 [ 1324.418347][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.418387][ T32] Exception stack(0xdfa25fb0 to 0xdfa25ff8) [ 1324.418448][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.418493][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.418553][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.418588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.418628][ T32] r4:8474ab40 [ 1324.418829][ T32] INFO: task kworker/0:11:3131 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1324.418864][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.418937][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.418978][ T32] Call trace: [ 1324.419046][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1324.419104][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1324.419128][ T32] r4:00000000 [ 1324.419147][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.419219][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1324.419273][ T32] dd20: bd77b000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1324.419307][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1324.419349][ T32] dd60: 80070013 ffffffff [ 1324.419410][ T32] r5:80070013 r4:80239bb0 [ 1324.419455][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.419502][ T32] r4:82ac11e4 [ 1324.419526][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.419610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1324.419653][ T32] r4:e044ddc0 [ 1324.419675][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.419753][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1324.419810][ T32] r4:00000000 [ 1324.419864][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.434910][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1324.434996][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.435255][ T32] r5:00001000 r4:dfdd1000 [ 1324.435328][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.435420][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.435516][ T32] r5:84be3b8c r4:84be3800 [ 1324.435572][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.435631][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1324.435670][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.435725][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.435784][ T32] r4:847a6d80 [ 1324.435807][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.435858][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1324.435883][ T32] r4:00000001 [ 1324.435931][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.435973][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1324.436006][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.436073][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.436118][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.436153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.436214][ T32] r4:84789140 [ 1324.436241][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.436305][ T32] INFO: task kworker/0:12:3134 blocked for more than 450 seconds. [ 1324.436346][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.436373][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.436449][ T32] task:kworker/0:12 state:D stack:0 pid:3134 tgid:3134 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.436513][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.436592][ T32] Call trace: [ 1324.436696][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1324.436754][ T32] r10:829189c0 r9:dfa31d84 r8:00000002 r7:60000113 r6:dfa31d8c r5:842a8c00 [ 1324.436815][ T32] r4:842a8c00 [ 1324.436839][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1324.436916][ T32] r5:842a8c00 r4:829189bc [ 1324.436940][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.437000][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.437083][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa31e08 [ 1324.437135][ T32] r4:00000000 [ 1324.437195][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1324.437258][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.437337][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.437425][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f1340 [ 1324.437486][ T32] r4:00000000 [ 1324.437509][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.437579][ T32] r9:83018005 r8:842a8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1324.437637][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.437682][ T32] r5:00001000 r4:dfa03000 [ 1324.437733][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.437807][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.437854][ T32] r5:851ccb8c r4:851cc800 [ 1324.437875][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.437963][ T32] r7:dddced40 r6:83018000 r5:851ccb8c r4:84398c00 [ 1324.438001][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.438054][ T32] r10:61c88647 r9:842a8c00 r8:84398c2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.438078][ T32] r4:84398c00 [ 1324.438097][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.438144][ T32] r10:00000000 r9:84398c00 r8:8027ecf4 r7:dfa25e60 r6:84398c80 r5:842a8c00 [ 1324.438217][ T32] r4:00000001 [ 1324.438263][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.438324][ T32] Exception stack(0xdfa31fb0 to 0xdfa31ff8) [ 1324.438358][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.438428][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.438461][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.438493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.438546][ T32] r4:8474ac80 [ 1324.438943][ T32] INFO: task kworker/0:12:3134 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1324.438982][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.439089][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.439186][ T32] Call trace: [ 1324.439273][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1324.439349][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1324.439412][ T32] r4:00000000 [ 1324.439440][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.439525][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1324.439560][ T32] dd20: bdf87000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1324.439655][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1324.439700][ T32] dd60: 80070013 ffffffff [ 1324.439792][ T32] r5:80070013 r4:80239bb0 [ 1324.439836][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.456981][ T32] r4:82ac11e4 [ 1324.457044][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.457121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1324.457181][ T32] r4:e044ddc0 [ 1324.457224][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.457277][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1324.457330][ T32] r4:00000000 [ 1324.457356][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.457406][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1324.457465][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.457537][ T32] r5:00001000 r4:dfdd1000 [ 1324.457579][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.457625][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.457704][ T32] r5:84be3b8c r4:84be3800 [ 1324.457750][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.457858][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1324.457962][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.458056][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.458091][ T32] r4:847a6d80 [ 1324.458116][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.458195][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1324.458231][ T32] r4:00000001 [ 1324.458285][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.458356][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1324.458392][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.458423][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.458452][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.458520][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.458579][ T32] r4:84789140 [ 1324.458607][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.458652][ T32] INFO: task kworker/0:13:3135 blocked for more than 450 seconds. [ 1324.458720][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.458762][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.458787][ T32] task:kworker/0:13 state:D stack:0 pid:3135 tgid:3135 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.458847][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.458923][ T32] Call trace: [ 1324.459004][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1324.459133][ T32] r10:829189c0 r9:dfa39d84 r8:00000002 r7:60000113 r6:dfa39d8c r5:83b56000 [ 1324.459179][ T32] r4:83b56000 [ 1324.459221][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1324.459270][ T32] r5:83b56000 r4:829189bc [ 1324.459291][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.459369][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.459430][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa39e08 [ 1324.459455][ T32] r4:00000000 [ 1324.459475][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1324.459548][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.459611][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.459690][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506bf80 [ 1324.459757][ T32] r4:00000000 [ 1324.459795][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.472935][ T32] r9:83018005 r8:83b56000 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1324.473034][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.473106][ T32] r5:00001000 r4:e48cd000 [ 1324.473157][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.473223][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.473270][ T32] r5:851cdb8c r4:851cd800 [ 1324.473306][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.473382][ T32] r7:dddced40 r6:83018000 r5:851cdb8c r4:84398d00 [ 1324.473407][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.473458][ T32] r10:61c88647 r9:83b56000 r8:84398d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.473514][ T32] r4:84398d00 [ 1324.473567][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.473622][ T32] r10:00000000 r9:84398d00 r8:8027ecf4 r7:dfa31e60 r6:84398d80 r5:83b56000 [ 1324.473646][ T32] r4:00000001 [ 1324.473666][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.473704][ T32] Exception stack(0xdfa39fb0 to 0xdfa39ff8) [ 1324.473773][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.473808][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.473873][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.473909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.473947][ T32] r4:8474ac80 [ 1324.474495][ T32] INFO: task kworker/0:13:3135 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1324.474552][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.474729][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.474816][ T32] Call trace: [ 1324.474866][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1324.474968][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1324.474996][ T32] r4:00000000 [ 1324.475036][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.475094][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1324.475164][ T32] dd20: beb92000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1324.475198][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1324.475223][ T32] dd60: 80070013 ffffffff [ 1324.475279][ T32] r5:80070013 r4:80239bb0 [ 1324.475319][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.475411][ T32] r4:82ac11e4 [ 1324.475467][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.475518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1324.475571][ T32] r4:e044ddc0 [ 1324.475614][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.475664][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1324.475687][ T32] r4:00000000 [ 1324.475707][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.475753][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1324.475775][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.475817][ T32] r5:00001000 r4:dfdd1000 [ 1324.475860][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.475905][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.475967][ T32] r5:84be3b8c r4:84be3800 [ 1324.475989][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.476082][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1324.476106][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.476156][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.476179][ T32] r4:847a6d80 [ 1324.476230][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.476319][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1324.476390][ T32] r4:00000001 [ 1324.476432][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.476473][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1324.476501][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.476562][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.476608][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.476645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.476762][ T32] r4:84789140 [ 1324.476875][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.476943][ T32] INFO: task kworker/1:4:3137 blocked for more than 450 seconds. [ 1324.476980][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.477047][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.477125][ T32] task:kworker/1:4 state:D stack:0 pid:3137 tgid:3137 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.477212][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.477316][ T32] Call trace: [ 1324.477409][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1324.477480][ T32] r10:829189c0 r9:dfa45d84 r8:00000002 r7:60000113 r6:dfa45d8c r5:8428a400 [ 1324.477510][ T32] r4:8428a400 [ 1324.477564][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1324.477642][ T32] r5:8428a400 r4:829189bc [ 1324.477666][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.477709][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.477792][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa45e08 [ 1324.477978][ T32] r4:00000000 [ 1324.478041][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1324.478161][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.478477][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.478592][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847cb040 [ 1324.478643][ T32] r4:00000000 [ 1324.478686][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.478736][ T32] r9:83018205 r8:8428a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0e5000 [ 1324.478796][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.478861][ T32] r5:00001000 r4:eb373000 [ 1324.478902][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.478970][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.479015][ T32] r5:8529b78c r4:8529b400 [ 1324.479065][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.479119][ T32] r7:ddde2d40 r6:83018200 r5:8529b78c r4:8475d400 [ 1324.479141][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.479203][ T32] r10:61c88647 r9:8428a400 r8:8475d42c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.479229][ T32] r4:8475d400 [ 1324.479248][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.479297][ T32] r10:00000000 r9:8475d400 r8:8027ecf4 r7:eb101e60 r6:84398e00 r5:8428a400 [ 1324.479319][ T32] r4:00000001 [ 1324.479384][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.479427][ T32] Exception stack(0xdfa45fb0 to 0xdfa45ff8) [ 1324.479456][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.479487][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.479548][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.479588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.479640][ T32] r4:8473d300 [ 1324.503208][ T32] INFO: task kworker/1:4:3137 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1324.503333][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.503483][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.503594][ T32] Call trace: [ 1324.503633][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1324.503729][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1324.503759][ T32] r4:00000000 [ 1324.503781][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.503856][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1324.503930][ T32] dd20: bf24c000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1324.503988][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1324.504013][ T32] dd60: 80070013 ffffffff [ 1324.504039][ T32] r5:80070013 r4:80239bb0 [ 1324.504060][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.504148][ T32] r4:82ac11e4 [ 1324.504224][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.504301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1324.504363][ T32] r4:e044ddc0 [ 1324.504411][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.504462][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1324.504521][ T32] r4:00000000 [ 1324.504580][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.504633][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1324.504693][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.504778][ T32] r5:00001000 r4:dfdd1000 [ 1324.504821][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.504866][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.504909][ T32] r5:84be3b8c r4:84be3800 [ 1324.504930][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.505017][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1324.505086][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.505140][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.505164][ T32] r4:847a6d80 [ 1324.505188][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.505266][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1324.505335][ T32] r4:00000001 [ 1324.505360][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.505429][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1324.505491][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.505527][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.505576][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.505624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.505667][ T32] r4:84789140 [ 1324.505714][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.505748][ T32] INFO: task kworker/0:14:3140 blocked for more than 451 seconds. [ 1324.505813][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.505844][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.505866][ T32] task:kworker/0:14 state:D stack:0 pid:3140 tgid:3140 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.505964][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.506027][ T32] Call trace: [ 1324.506093][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1324.506146][ T32] r10:829189c0 r9:dfa41d84 r8:00000002 r7:60000113 r6:dfa41d8c r5:83aa8c00 [ 1324.506190][ T32] r4:83aa8c00 [ 1324.506245][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1324.506330][ T32] r5:83aa8c00 r4:829189bc [ 1324.506389][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.506467][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.506553][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa41e08 [ 1324.506592][ T32] r4:00000000 [ 1324.506627][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1324.506711][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.506756][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.506802][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ffb80 [ 1324.506857][ T32] r4:00000000 [ 1324.506894][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.506942][ T32] r9:83018005 r8:83aa8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1324.507122][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.507257][ T32] r5:00001000 r4:dfa0f000 [ 1324.507350][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.507438][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.507486][ T32] r5:85112b8c r4:85112800 [ 1324.507507][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.507571][ T32] r7:dddced40 r6:83018000 r5:85112b8c r4:84398e80 [ 1324.507627][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.507680][ T32] r10:61c88647 r9:83aa8c00 r8:84398eac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.507704][ T32] r4:84398e80 [ 1324.507755][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.507839][ T32] r10:00000000 r9:84398e80 r8:8027ecf4 r7:dfa39e60 r6:84398f00 r5:83aa8c00 [ 1324.507892][ T32] r4:00000001 [ 1324.507962][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.508001][ T32] Exception stack(0xdfa41fb0 to 0xdfa41ff8) [ 1324.508035][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.508115][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.508196][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.508250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.508276][ T32] r4:8476d140 [ 1324.508705][ T32] INFO: task kworker/0:14:3140 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1324.508744][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.508853][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.508931][ T32] Call trace: [ 1324.509005][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1324.509063][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1324.509093][ T32] r4:00000000 [ 1324.509113][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.509177][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1324.509213][ T32] dd20: bf24c000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1324.509245][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1324.509270][ T32] dd60: 80070013 ffffffff [ 1324.509333][ T32] r5:80070013 r4:80239bb0 [ 1324.509375][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.509426][ T32] r4:82ac11e4 [ 1324.509483][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.509570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1324.509598][ T32] r4:e044ddc0 [ 1324.509619][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.509699][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1324.509726][ T32] r4:00000000 [ 1324.509746][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.509832][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1324.509935][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.533708][ T32] r5:00001000 r4:dfdd1000 [ 1324.533927][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.534097][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.534285][ T32] r5:84be3b8c r4:84be3800 [ 1324.534358][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.534438][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1324.534477][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.534587][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.534624][ T32] r4:847a6d80 [ 1324.534690][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.534787][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1324.534844][ T32] r4:00000001 [ 1324.534876][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.534933][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1324.535012][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.535115][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.535163][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.535214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.535266][ T32] r4:84789140 [ 1324.535332][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.535366][ T32] INFO: task kworker/0:15:3142 blocked for more than 451 seconds. [ 1324.535404][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.535465][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.535521][ T32] task:kworker/0:15 state:D stack:0 pid:3142 tgid:3142 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.535608][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.535700][ T32] Call trace: [ 1324.535737][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1324.535799][ T32] r10:829189c0 r9:dfa59d84 r8:00000002 r7:60000113 r6:dfa59d8c r5:83aac800 [ 1324.535866][ T32] r4:83aac800 [ 1324.535922][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1324.535973][ T32] r5:83aac800 r4:829189bc [ 1324.535996][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.536042][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.536104][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa59e08 [ 1324.536193][ T32] r4:00000000 [ 1324.536218][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1324.536292][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.536338][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.536417][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c8900 [ 1324.536445][ T32] r4:00000000 [ 1324.536466][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.536516][ T32] r9:83018005 r8:83aac800 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1324.536537][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.536578][ T32] r5:00001000 r4:dfa4f000 [ 1324.536630][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.536674][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.536717][ T32] r5:8498ff8c r4:8498fc00 [ 1324.536737][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.536782][ T32] r7:dddced40 r6:83018000 r5:8498ff8c r4:84398f80 [ 1324.536835][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.536890][ T32] r10:61c88647 r9:83aac800 r8:84398fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.536956][ T32] r4:84398f80 [ 1324.536979][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.537028][ T32] r10:00000000 r9:84398f80 r8:8027ecf4 r7:dfa41e60 r6:84398580 r5:83aac800 [ 1324.537051][ T32] r4:00000001 [ 1324.537108][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.537172][ T32] Exception stack(0xdfa59fb0 to 0xdfa59ff8) [ 1324.537204][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.537235][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.537276][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.537311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.537352][ T32] r4:8476d1c0 [ 1324.537754][ T32] INFO: task kworker/0:15:3142 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1324.537790][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.537882][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.537932][ T32] Call trace: [ 1324.537975][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1324.538034][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1324.538099][ T32] r4:00000000 [ 1324.538150][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.538230][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1324.538265][ T32] dd20: bfaa3000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1324.538342][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1324.538373][ T32] dd60: 80070013 ffffffff [ 1324.538401][ T32] r5:80070013 r4:80239bb0 [ 1324.538422][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.538466][ T32] r4:82ac11e4 [ 1324.538497][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.538548][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1324.538603][ T32] r4:e044ddc0 [ 1324.538642][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.538715][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1324.538744][ T32] r4:00000000 [ 1324.538799][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.538850][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1324.538872][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.538916][ T32] r5:00001000 r4:dfdd1000 [ 1324.538935][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.538976][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.539018][ T32] r5:84be3b8c r4:84be3800 [ 1324.539067][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.539123][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1324.539144][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.539193][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.539216][ T32] r4:847a6d80 [ 1324.539235][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.539283][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1324.539355][ T32] r4:00000001 [ 1324.539380][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.539426][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1324.539487][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.539550][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.539595][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.539629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.539681][ T32] r4:84789140 [ 1324.539704][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.539759][ T32] INFO: task kworker/0:16:3143 blocked for more than 451 seconds. [ 1324.539793][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.539818][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.539931][ T32] task:kworker/0:16 state:D stack:0 pid:3143 tgid:3143 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.546652][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.546734][ T32] Call trace: [ 1324.546801][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1324.546894][ T32] r10:829189c0 r9:dfa0dd84 r8:00000002 r7:60000113 r6:dfa0dd8c r5:838b0000 [ 1324.546924][ T32] r4:838b0000 [ 1324.546982][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1324.547030][ T32] r5:838b0000 r4:829189bc [ 1324.547052][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.547103][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.547155][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa0de08 [ 1324.547216][ T32] r4:00000000 [ 1324.547272][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1324.547328][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.547398][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.547447][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85203f00 [ 1324.547471][ T32] r4:00000000 [ 1324.547491][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.547539][ T32] r9:83018005 r8:838b0000 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1324.547561][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.547603][ T32] r5:00001000 r4:e07a5000 [ 1324.547623][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.547663][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.547738][ T32] r5:85355f8c r4:85355c00 [ 1324.547791][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.547878][ T32] r7:dddced40 r6:83018000 r5:85355f8c r4:84398300 [ 1324.547913][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.547964][ T32] r10:61c88647 r9:838b0000 r8:8439832c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.547986][ T32] r4:84398300 [ 1324.548006][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.548055][ T32] r10:00000000 r9:84398300 r8:8027ecf4 r7:dfa59e60 r6:84541d80 r5:838b0000 [ 1324.548084][ T32] r4:00000001 [ 1324.548104][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.548182][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1324.548215][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.548281][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.548324][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.548389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.548415][ T32] r4:8476d340 [ 1324.548817][ T32] INFO: task kworker/0:16:3143 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1324.548879][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.548942][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.548985][ T32] Call trace: [ 1324.549033][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1324.549127][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1324.549157][ T32] r4:00000000 [ 1324.549179][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.549253][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1324.549290][ T32] dd20: bfaa3000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1324.549321][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1324.549346][ T32] dd60: 80070013 ffffffff [ 1324.549371][ T32] r5:80070013 r4:80239bb0 [ 1324.549391][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.549441][ T32] r4:82ac11e4 [ 1324.549461][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.549519][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1324.549548][ T32] r4:e044ddc0 [ 1324.549569][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.549657][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1324.549683][ T32] r4:00000000 [ 1324.549724][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.549774][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1324.549796][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.549871][ T32] r5:00001000 r4:dfdd1000 [ 1324.556977][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.557095][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.557177][ T32] r5:84be3b8c r4:84be3800 [ 1324.557237][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.557290][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1324.557330][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.557426][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.557465][ T32] r4:847a6d80 [ 1324.557489][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.557540][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1324.557594][ T32] r4:00000001 [ 1324.557632][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.557674][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1324.557736][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.557771][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.557830][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.557865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.557890][ T32] r4:84789140 [ 1324.557913][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.557980][ T32] INFO: task kworker/0:17:3146 blocked for more than 451 seconds. [ 1324.558017][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.558045][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.558066][ T32] task:kworker/0:17 state:D stack:0 pid:3146 tgid:3146 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.558238][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.558412][ T32] Call trace: [ 1324.558501][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1324.558624][ T32] r10:829189c0 r9:dfa65d84 r8:00000002 r7:60000113 r6:dfa65d8c r5:83a9c800 [ 1324.558683][ T32] r4:83a9c800 [ 1324.558735][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1324.558848][ T32] r5:83a9c800 r4:829189bc [ 1324.558895][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.559013][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.559136][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa65e08 [ 1324.559191][ T32] r4:00000000 [ 1324.559239][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1324.559373][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.559478][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.559599][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85471580 [ 1324.559659][ T32] r4:00000000 [ 1324.559739][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.559926][ T32] r9:83018005 r8:83a9c800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1324.575157][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.575313][ T32] r5:00001000 r4:eab79000 [ 1324.575403][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.575528][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.575630][ T32] r5:8535638c r4:85356000 [ 1324.575680][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.575785][ T32] r7:dddced40 r6:83018000 r5:8535638c r4:83bd2380 [ 1324.575852][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.575966][ T32] r10:61c88647 r9:83a9c800 r8:83bd23ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.576020][ T32] r4:83bd2380 [ 1324.576089][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.576227][ T32] r10:00000000 r9:83bd2380 r8:8027ecf4 r7:dfa0de60 r6:8475d780 r5:83a9c800 [ 1324.576286][ T32] r4:00000001 [ 1324.576391][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.576484][ T32] Exception stack(0xdfa65fb0 to 0xdfa65ff8) [ 1324.576556][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.576629][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.576719][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.576799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.576859][ T32] r4:8476d700 [ 1324.577586][ T32] INFO: task kworker/0:17:3146 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1324.577696][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.577879][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.577981][ T32] Call trace: [ 1324.578055][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1324.578200][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1324.578282][ T32] r4:00000000 [ 1324.578361][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.578588][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1324.578690][ T32] dd20: bfc40000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1324.578765][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1324.578842][ T32] dd60: 80070013 ffffffff [ 1324.578932][ T32] r5:80070013 r4:80239bb0 [ 1324.578992][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.579099][ T32] r4:82ac11e4 [ 1324.579154][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.579264][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1324.579392][ T32] r4:e044ddc0 [ 1324.579453][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.579562][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1324.579618][ T32] r4:00000000 [ 1324.579690][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.579825][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1324.593644][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.593857][ T32] r5:00001000 r4:dfdd1000 [ 1324.593914][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.594015][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.594117][ T32] r5:84be3b8c r4:84be3800 [ 1324.594200][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.594337][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1324.594397][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.594513][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.594582][ T32] r4:847a6d80 [ 1324.594654][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.594778][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1324.594838][ T32] r4:00000001 [ 1324.594889][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.594972][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1324.595045][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.595121][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.595201][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.595276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.595347][ T32] r4:84789140 [ 1324.595405][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.595511][ T32] INFO: task kworker/1:5:3148 blocked for more than 451 seconds. [ 1324.595604][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.595668][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.595722][ T32] task:kworker/1:5 state:D stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.595844][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.595942][ T32] Call trace: [ 1324.596017][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1324.596139][ T32] r10:829189c0 r9:dfa85d84 r8:00000002 r7:60000013 r6:dfa85d8c r5:84080000 [ 1324.596196][ T32] r4:84080000 [ 1324.596245][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1324.596353][ T32] r5:84080000 r4:829189bc [ 1324.596401][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.596498][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.596639][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa85e08 [ 1324.596715][ T32] r4:00000000 [ 1324.596824][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1324.596950][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.597084][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.597258][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8548df00 [ 1324.597329][ T32] r4:00000000 [ 1324.597404][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.597513][ T32] r9:83018205 r8:84080000 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1324.597679][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.597800][ T32] r5:00001000 r4:e0535000 [ 1324.597851][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.597969][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.598081][ T32] r5:8541eb8c r4:8541e800 [ 1324.598131][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.598269][ T32] r7:ddde2d40 r6:83018200 r5:8541eb8c r4:8475d700 [ 1324.598337][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.598453][ T32] r10:61c88647 r9:84080000 r8:8475d72c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.598540][ T32] r4:8475d700 [ 1324.598606][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.598723][ T32] r10:00000000 r9:8475d700 r8:8027ecf4 r7:eb101e60 r6:8475d580 r5:84080000 [ 1324.598778][ T32] r4:00000001 [ 1324.598827][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.598911][ T32] Exception stack(0xdfa85fb0 to 0xdfa85ff8) [ 1324.599017][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.599133][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.599216][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.599294][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.599356][ T32] r4:8473d700 [ 1324.618486][ T32] INFO: task kworker/1:5:3148 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1324.618637][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.618981][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.619133][ T32] Call trace: [ 1324.619214][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1324.619344][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1324.619400][ T32] r4:00000000 [ 1324.619450][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.619539][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1324.619614][ T32] dd20: bff97000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1324.619687][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1324.619744][ T32] dd60: 80070013 ffffffff [ 1324.619802][ T32] r5:80070013 r4:80239bb0 [ 1324.624402][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.624582][ T32] r4:82ac11e4 [ 1324.624654][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.624766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1324.624820][ T32] r4:e044ddc0 [ 1324.624883][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.625014][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1324.625109][ T32] r4:00000000 [ 1324.625172][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.625305][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1324.625377][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.625502][ T32] r5:00001000 r4:dfdd1000 [ 1324.625557][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.625679][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.625897][ T32] r5:84be3b8c r4:84be3800 [ 1324.625961][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.626067][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1324.626118][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.626246][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.626343][ T32] r4:847a6d80 [ 1324.626408][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.626517][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1324.626570][ T32] r4:00000001 [ 1324.626620][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.626703][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1324.626784][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.626861][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.626973][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.627103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.627165][ T32] r4:84789140 [ 1324.627236][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.627312][ T32] INFO: task kworker/0:18:3150 blocked for more than 451 seconds. [ 1324.627391][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.627531][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.627589][ T32] task:kworker/0:18 state:D stack:0 pid:3150 tgid:3150 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.627742][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.627864][ T32] Call trace: [ 1324.628018][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1324.628190][ T32] r10:829189c0 r9:dfa91d84 r8:00000002 r7:60000113 r6:dfa91d8c r5:83b3b000 [ 1324.628296][ T32] r4:83b3b000 [ 1324.628358][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1324.628457][ T32] r5:83b3b000 r4:829189bc [ 1324.628506][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.628597][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.628708][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa91e08 [ 1324.628762][ T32] r4:00000000 [ 1324.628857][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1324.628981][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.629074][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.629181][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e0040 [ 1324.629234][ T32] r4:00000000 [ 1324.629280][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.629389][ T32] r9:83018005 r8:83b3b000 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1324.629442][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.629560][ T32] r5:00001000 r4:dff0d000 [ 1324.629617][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.629710][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.629803][ T32] r5:85440b8c r4:85440800 [ 1324.629893][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.648083][ T32] r7:dddced40 r6:83018000 r5:85440b8c r4:843a2000 [ 1324.648175][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.648333][ T32] r10:61c88647 r9:83b3b000 r8:843a202c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.648405][ T32] r4:843a2000 [ 1324.648459][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.648597][ T32] r10:00000000 r9:843a2000 r8:8027ecf4 r7:dfa65e60 r6:8475da00 r5:83b3b000 [ 1324.648658][ T32] r4:00000001 [ 1324.648707][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.648795][ T32] Exception stack(0xdfa91fb0 to 0xdfa91ff8) [ 1324.648866][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.648999][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.649090][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.649171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.649226][ T32] r4:8476d780 [ 1324.660683][ T32] INFO: task kworker/0:18:3150 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1324.660844][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.661027][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.661154][ T32] Call trace: [ 1324.661237][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1324.661385][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1324.661447][ T32] r4:00000000 [ 1324.661496][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.661589][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1324.661668][ T32] dd20: c0382000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1324.661775][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1324.661854][ T32] dd60: 80070013 ffffffff [ 1324.661935][ T32] r5:80070013 r4:80239bb0 [ 1324.662044][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.662153][ T32] r4:82ac11e4 [ 1324.662225][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.662338][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1324.662397][ T32] r4:e044ddc0 [ 1324.662474][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.662609][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1324.662671][ T32] r4:00000000 [ 1324.662735][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.662887][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1324.662955][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.663053][ T32] r5:00001000 r4:dfdd1000 [ 1324.663104][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.663200][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.663305][ T32] r5:84be3b8c r4:84be3800 [ 1324.663367][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.663474][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1324.663569][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.663711][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.663786][ T32] r4:847a6d80 [ 1324.663843][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.663975][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1324.664033][ T32] r4:00000001 [ 1324.664085][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.664170][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1324.664273][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.664368][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.664469][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.664552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.664611][ T32] r4:84789140 [ 1324.664680][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.664751][ T32] INFO: task kworker/0:19:3151 blocked for more than 451 seconds. [ 1324.664823][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.664902][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.664962][ T32] task:kworker/0:19 state:D stack:0 pid:3151 tgid:3151 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.665092][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.665205][ T32] Call trace: [ 1324.665283][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1324.665418][ T32] r10:829189c0 r9:dfa95d84 r8:00000002 r7:60000113 r6:dfa95d8c r5:838a3c00 [ 1324.665481][ T32] r4:838a3c00 [ 1324.665583][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1324.665717][ T32] r5:838a3c00 r4:829189bc [ 1324.665772][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.665884][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.666004][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa95e08 [ 1324.666061][ T32] r4:00000000 [ 1324.666112][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1324.666225][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.666378][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.666490][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85497ac0 [ 1324.666547][ T32] r4:00000000 [ 1324.666598][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.666714][ T32] r9:83018005 r8:838a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1324.666766][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.666876][ T32] r5:00001000 r4:eacfd000 [ 1324.666930][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.667040][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.667143][ T32] r5:8499038c r4:84990000 [ 1324.667192][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.667300][ T32] r7:dddced40 r6:83018000 r5:8499038c r4:8410cd00 [ 1324.667359][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.667469][ T32] r10:61c88647 r9:838a3c00 r8:8410cd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.667525][ T32] r4:8410cd00 [ 1324.667573][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.667707][ T32] r10:00000000 r9:8410cd00 r8:8027ecf4 r7:dfa91e60 r6:8475d800 r5:838a3c00 [ 1324.667769][ T32] r4:00000001 [ 1324.667817][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.667901][ T32] Exception stack(0xdfa95fb0 to 0xdfa95ff8) [ 1324.667966][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.668067][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.668158][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.668265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.668343][ T32] r4:8476d780 [ 1324.669042][ T32] INFO: task kworker/0:19:3151 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1324.669189][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.669387][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.669489][ T32] Call trace: [ 1324.669577][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1324.669692][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1324.669763][ T32] r4:00000000 [ 1324.669812][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.690630][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1324.690823][ T32] dd20: c05ef000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1324.690911][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1324.690977][ T32] dd60: 80070013 ffffffff [ 1324.691045][ T32] r5:80070013 r4:80239bb0 [ 1324.691104][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.691243][ T32] r4:82ac11e4 [ 1324.691331][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.691451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1324.691509][ T32] r4:e044ddc0 [ 1324.691578][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.691692][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1324.691776][ T32] r4:00000000 [ 1324.691831][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.691974][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1324.692047][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.692165][ T32] r5:00001000 r4:dfdd1000 [ 1324.692288][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.692425][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.692534][ T32] r5:84be3b8c r4:84be3800 [ 1324.692602][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.692714][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1324.692783][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.692899][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.692968][ T32] r4:847a6d80 [ 1324.693020][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.693144][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1324.693207][ T32] r4:00000001 [ 1324.693262][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.693393][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1324.693512][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.693602][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.693744][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.693823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.693893][ T32] r4:84789140 [ 1324.693989][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.694058][ T32] INFO: task kworker/0:20:3154 blocked for more than 451 seconds. [ 1324.694147][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.694254][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.694331][ T32] task:kworker/0:20 state:D stack:0 pid:3154 tgid:3154 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.694476][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.694569][ T32] Call trace: [ 1324.694689][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1324.694808][ T32] r10:829189c0 r9:dfa79d84 r8:00000002 r7:60000113 r6:dfa79d8c r5:8407d400 [ 1324.694895][ T32] r4:8407d400 [ 1324.694963][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1324.695061][ T32] r5:8407d400 r4:829189bc [ 1324.695137][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.695232][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.695345][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa79e08 [ 1324.695397][ T32] r4:00000000 [ 1324.695443][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1324.695529][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.695640][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.695783][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8548f880 [ 1324.695843][ T32] r4:00000000 [ 1324.695891][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.696004][ T32] r9:83018005 r8:8407d400 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1324.696058][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.696154][ T32] r5:00001000 r4:eb103000 [ 1324.696213][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.696311][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.696408][ T32] r5:8545738c r4:85457000 [ 1324.696456][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.696552][ T32] r7:dddced40 r6:83018000 r5:8545738c r4:8410cc80 [ 1324.696599][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.696703][ T32] r10:61c88647 r9:8407d400 r8:8410ccac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.696781][ T32] r4:8410cc80 [ 1324.696844][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.696968][ T32] r10:00000000 r9:8410cc80 r8:8027ecf4 r7:dfa91e60 r6:8475df80 r5:8407d400 [ 1324.697059][ T32] r4:00000001 [ 1324.697120][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.697210][ T32] Exception stack(0xdfa79fb0 to 0xdfa79ff8) [ 1324.697272][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.697349][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.697414][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.697483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.697533][ T32] r4:8476db80 [ 1324.698268][ T32] INFO: task kworker/0:20:3154 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1324.698353][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.698562][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.698658][ T32] Call trace: [ 1324.698781][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1324.698906][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1324.698962][ T32] r4:00000000 [ 1324.699024][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.699131][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1324.699232][ T32] dd20: c05ef000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1324.699307][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1324.699527][ T32] dd60: 80070013 ffffffff [ 1324.699592][ T32] r5:80070013 r4:80239bb0 [ 1324.699639][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.699731][ T32] r4:82ac11e4 [ 1324.699778][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.729330][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1324.729480][ T32] r4:e044ddc0 [ 1324.729539][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.729689][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1324.729752][ T32] r4:00000000 [ 1324.729799][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.730378][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1324.730489][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.730620][ T32] r5:00001000 r4:dfdd1000 [ 1324.730674][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.730781][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.730885][ T32] r5:84be3b8c r4:84be3800 [ 1324.730961][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.731091][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1324.731157][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.731270][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.731335][ T32] r4:847a6d80 [ 1324.731392][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.731527][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1324.731587][ T32] r4:00000001 [ 1324.731636][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.731748][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1324.731830][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.731918][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.731991][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.732069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.732126][ T32] r4:84789140 [ 1324.732181][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.732269][ T32] INFO: task kworker/1:6:3156 blocked for more than 451 seconds. [ 1324.732374][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.732490][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.732578][ T32] task:kworker/1:6 state:D stack:0 pid:3156 tgid:3156 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.732710][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.732825][ T32] Call trace: [ 1324.732908][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1324.733029][ T32] r10:829189c0 r9:dfabdd84 r8:00000002 r7:60000113 r6:dfabdd8c r5:8407a400 [ 1324.733087][ T32] r4:8407a400 [ 1324.733149][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1324.733255][ T32] r5:8407a400 r4:829189bc [ 1324.733333][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.733449][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.733596][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfabde08 [ 1324.733659][ T32] r4:00000000 [ 1324.733707][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1324.733798][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.733894][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.733999][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e6800 [ 1324.734055][ T32] r4:00000000 [ 1324.734108][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.734249][ T32] r9:83018205 r8:8407a400 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1324.734305][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.734412][ T32] r5:00001000 r4:dfa87000 [ 1324.734461][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.734554][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.734648][ T32] r5:855fef8c r4:855fec00 [ 1324.734696][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.734818][ T32] r7:ddde2d40 r6:83018200 r5:855fef8c r4:8475dd80 [ 1324.734879][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.735000][ T32] r10:61c88647 r9:8407a400 r8:8475ddac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.735057][ T32] r4:8475dd80 [ 1324.735107][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.735220][ T32] r10:00000000 r9:8475dd80 r8:8027ecf4 r7:eb101e60 r6:8475dc80 r5:8407a400 [ 1324.735304][ T32] r4:00000001 [ 1324.735365][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.735452][ T32] Exception stack(0xdfabdfb0 to 0xdfabdff8) [ 1324.735521][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.735596][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.735669][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.735748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.735818][ T32] r4:8473da00 [ 1324.736550][ T32] INFO: task kworker/1:6:3156 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1324.736634][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.736787][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.736878][ T32] Call trace: [ 1324.736966][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1324.737086][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1324.737143][ T32] r4:00000000 [ 1324.737202][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.737289][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1324.737369][ T32] dd20: c0912000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1324.737439][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1324.737497][ T32] dd60: 80070013 ffffffff [ 1324.737554][ T32] r5:80070013 r4:80239bb0 [ 1324.737602][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.737735][ T32] r4:82ac11e4 [ 1324.737792][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.737895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1324.737947][ T32] r4:e044ddc0 [ 1324.738009][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.738117][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1324.738188][ T32] r4:00000000 [ 1324.738252][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.738381][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1324.738459][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.738594][ T32] r5:00001000 r4:dfdd1000 [ 1324.738647][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.738785][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.738906][ T32] r5:84be3b8c r4:84be3800 [ 1324.738965][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.739095][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1324.739159][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.739276][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.739335][ T32] r4:847a6d80 [ 1324.739381][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.739508][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1324.739580][ T32] r4:00000001 [ 1324.739634][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.739714][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1324.739778][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.739910][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.763814][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.763969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.764046][ T32] r4:84789140 [ 1324.764109][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.764174][ T32] INFO: task kworker/0:21:3158 blocked for more than 451 seconds. [ 1324.764287][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.764369][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.764427][ T32] task:kworker/0:21 state:D stack:0 pid:3158 tgid:3158 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.764548][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.764688][ T32] Call trace: [ 1324.764792][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1324.764917][ T32] r10:829189c0 r9:dfac1d84 r8:00000002 r7:60000013 r6:dfac1d8c r5:84079800 [ 1324.764981][ T32] r4:84079800 [ 1324.765030][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1324.765127][ T32] r5:84079800 r4:829189bc [ 1324.765177][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.765273][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.765405][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfac1e08 [ 1324.765468][ T32] r4:00000000 [ 1324.765534][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1324.765662][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.765774][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.765891][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847976c0 [ 1324.765954][ T32] r4:00000000 [ 1324.766024][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.766160][ T32] r9:83018005 r8:84079800 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 [ 1324.766249][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.766372][ T32] r5:00001000 r4:dfa6f000 [ 1324.766449][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.766563][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.766665][ T32] r5:85457f8c r4:85457c00 [ 1324.766729][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.766838][ T32] r7:dddced40 r6:83018000 r5:85457f8c r4:83358080 [ 1324.766895][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.767015][ T32] r10:61c88647 r9:84079800 r8:833580ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.767097][ T32] r4:83358080 [ 1324.767165][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.767297][ T32] r10:00000000 r9:83358080 r8:8027ecf4 r7:dfa79e60 r6:8475dd00 r5:84079800 [ 1324.767367][ T32] r4:00000001 [ 1324.767420][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.767511][ T32] Exception stack(0xdfac1fb0 to 0xdfac1ff8) [ 1324.767631][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.767709][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.767775][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.767846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.767902][ T32] r4:8476db80 [ 1324.768674][ T32] INFO: task kworker/0:21:3158 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1324.768757][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.768964][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.769069][ T32] Call trace: [ 1324.769183][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1324.769298][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1324.769361][ T32] r4:00000000 [ 1324.769407][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.769495][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1324.769568][ T32] dd20: c0b8c000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1324.769664][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1324.769737][ T32] dd60: 80070013 ffffffff [ 1324.769793][ T32] r5:80070013 r4:80239bb0 [ 1324.769840][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.793370][ T32] r4:82ac11e4 [ 1324.793453][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.793585][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1324.793642][ T32] r4:e044ddc0 [ 1324.793690][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.793814][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1324.793889][ T32] r4:00000000 [ 1324.794052][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.794189][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1324.794247][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.794354][ T32] r5:00001000 r4:dfdd1000 [ 1324.794402][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.794522][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.794626][ T32] r5:84be3b8c r4:84be3800 [ 1324.794674][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.794795][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1324.794851][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.794960][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.795030][ T32] r4:847a6d80 [ 1324.795096][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.795234][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1324.795293][ T32] r4:00000001 [ 1324.795350][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.795450][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1324.795550][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.795663][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.795737][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.795822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.795881][ T32] r4:84789140 [ 1324.795937][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.796004][ T32] INFO: task kworker/0:22:3160 blocked for more than 451 seconds. [ 1324.796092][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.796179][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.796234][ T32] task:kworker/0:22 state:D stack:0 pid:3160 tgid:3160 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.796362][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.796454][ T32] Call trace: [ 1324.796555][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1324.796685][ T32] r10:829189c0 r9:dfacdd84 r8:00000002 r7:60000113 r6:dfacdd8c r5:8407bc00 [ 1324.796744][ T32] r4:8407bc00 [ 1324.796792][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1324.796887][ T32] r5:8407bc00 r4:829189bc [ 1324.796935][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.797024][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.797154][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfacde08 [ 1324.797213][ T32] r4:00000000 [ 1324.797260][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1324.797357][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.797444][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.797545][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85693640 [ 1324.797598][ T32] r4:00000000 [ 1324.797644][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.797761][ T32] r9:83018005 r8:8407bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1324.797816][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.797932][ T32] r5:00001000 r4:ebae9000 [ 1324.797984][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.798077][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.798187][ T32] r5:8562d38c r4:8562d000 [ 1324.798239][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.798347][ T32] r7:dddced40 r6:83018000 r5:8562d38c r4:83358000 [ 1324.798422][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.798561][ T32] r10:61c88647 r9:8407bc00 r8:8335802c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.798670][ T32] r4:83358000 [ 1324.798722][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.798828][ T32] r10:00000000 r9:83358000 r8:8027ecf4 r7:dfac1e60 r6:84398600 r5:8407bc00 [ 1324.798884][ T32] r4:00000001 [ 1324.798944][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.799033][ T32] Exception stack(0xdfacdfb0 to 0xdfacdff8) [ 1324.799124][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.799215][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.799298][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.799401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.799468][ T32] r4:8476ddc0 [ 1324.814081][ T32] INFO: task kworker/0:22:3160 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1324.814264][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.814442][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.814565][ T32] Call trace: [ 1324.814641][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1324.814769][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1324.814876][ T32] r4:00000000 [ 1324.814951][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.815057][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1324.815136][ T32] dd20: c0f53000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1324.815208][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1324.815289][ T32] dd60: 80070013 ffffffff [ 1324.815365][ T32] r5:80070013 r4:80239bb0 [ 1324.815418][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.815519][ T32] r4:82ac11e4 [ 1324.815595][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.815707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1324.815776][ T32] r4:e044ddc0 [ 1324.815829][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.815934][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1324.816008][ T32] r4:00000000 [ 1324.816072][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.816184][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1324.816239][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.816359][ T32] r5:00001000 r4:dfdd1000 [ 1324.816412][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.816573][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.816677][ T32] r5:84be3b8c r4:84be3800 [ 1324.816739][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.816846][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1324.816897][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.817010][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.817084][ T32] r4:847a6d80 [ 1324.817180][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.817300][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1324.817433][ T32] r4:00000001 [ 1324.817501][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.817602][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1324.817674][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.817751][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.817817][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.817893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.817948][ T32] r4:84789140 [ 1324.818017][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.818090][ T32] INFO: task kworker/0:23:3163 blocked for more than 451 seconds. [ 1324.818181][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.818244][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.818293][ T32] task:kworker/0:23 state:D stack:0 pid:3163 tgid:3163 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.818403][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.818495][ T32] Call trace: [ 1324.818568][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1324.818678][ T32] r10:829189c0 r9:dfab1d84 r8:00000002 r7:60000013 r6:dfab1d8c r5:84078c00 [ 1324.818731][ T32] r4:84078c00 [ 1324.818783][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1324.818881][ T32] r5:84078c00 r4:829189bc [ 1324.818929][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.819054][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.819173][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfab1e08 [ 1324.819249][ T32] r4:00000000 [ 1324.819303][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1324.819404][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.819496][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.819626][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85693bc0 [ 1324.819690][ T32] r4:00000000 [ 1324.819741][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.819933][ T32] r9:83018005 r8:84078c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1324.843744][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.843934][ T32] r5:00001000 r4:eb2f9000 [ 1324.844012][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.844133][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.844240][ T32] r5:8562db8c r4:8562d800 [ 1324.844294][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.844441][ T32] r7:dddced40 r6:83018000 r5:8562db8c r4:838d3100 [ 1324.844510][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.844626][ T32] r10:61c88647 r9:84078c00 r8:838d312c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.844684][ T32] r4:838d3100 [ 1324.844739][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.844852][ T32] r10:00000000 r9:838d3100 r8:8027ecf4 r7:dfacde60 r6:84548c00 r5:84078c00 [ 1324.844940][ T32] r4:00000001 [ 1324.845043][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.845211][ T32] Exception stack(0xdfab1fb0 to 0xdfab1ff8) [ 1324.845295][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.845394][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.845483][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.845566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.845622][ T32] r4:8474b100 [ 1324.846435][ T32] INFO: task kworker/0:23:3163 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1324.846540][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.846793][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.846902][ T32] Call trace: [ 1324.846981][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1324.847104][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1324.847163][ T32] r4:00000000 [ 1324.847213][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.847336][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1324.847446][ T32] dd20: c115a000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1324.847529][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1324.847590][ T32] dd60: 80070013 ffffffff [ 1324.847650][ T32] r5:80070013 r4:80239bb0 [ 1324.847703][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.847822][ T32] r4:82ac11e4 [ 1324.847879][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.847987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1324.848054][ T32] r4:e044ddc0 [ 1324.848125][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.848244][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1324.848312][ T32] r4:00000000 [ 1324.848426][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.848543][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1324.848594][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.848693][ T32] r5:00001000 r4:dfdd1000 [ 1324.848746][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.848853][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.848951][ T32] r5:84be3b8c r4:84be3800 [ 1324.849000][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.849106][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1324.849160][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.849270][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.849355][ T32] r4:847a6d80 [ 1324.849412][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.849528][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1324.849583][ T32] r4:00000001 [ 1324.849634][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.849718][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1324.849787][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.849920][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.867790][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.867913][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.867999][ T32] r4:84789140 [ 1324.868114][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.868210][ T32] INFO: task kworker/1:7:3164 blocked for more than 451 seconds. [ 1324.868292][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.868407][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.868484][ T32] task:kworker/1:7 state:D stack:0 pid:3164 tgid:3164 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.868617][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.868738][ T32] Call trace: [ 1324.868820][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1324.868944][ T32] r10:829189c0 r9:dfaedd84 r8:00000002 r7:60000013 r6:dfaedd8c r5:8407c800 [ 1324.869001][ T32] r4:8407c800 [ 1324.869051][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1324.869179][ T32] r5:8407c800 r4:829189bc [ 1324.869263][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.869438][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.869575][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaede08 [ 1324.869635][ T32] r4:00000000 [ 1324.869689][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1324.869789][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.869961][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.880624][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85475ac0 [ 1324.880702][ T32] r4:00000000 [ 1324.880760][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.880901][ T32] r9:83018205 r8:8407c800 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1324.880974][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.881082][ T32] r5:00001000 r4:eb475000 [ 1324.881134][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.881232][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.881338][ T32] r5:8577cb8c r4:8577c800 [ 1324.881394][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.881572][ T32] r7:ddde2d40 r6:83018200 r5:8577cb8c r4:830b8680 [ 1324.881691][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.881837][ T32] r10:61c88647 r9:8407c800 r8:830b86ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.881905][ T32] r4:830b8680 [ 1324.881954][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.882061][ T32] r10:00000000 r9:830b8680 r8:8027ecf4 r7:eb101e60 r6:830b8480 r5:8407c800 [ 1324.882150][ T32] r4:00000001 [ 1324.882233][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.882350][ T32] Exception stack(0xdfaedfb0 to 0xdfaedff8) [ 1324.882441][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.882516][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.882584][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.882675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.882737][ T32] r4:8473df00 [ 1324.883476][ T32] INFO: task kworker/1:7:3164 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1324.883575][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.883748][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.883855][ T32] Call trace: [ 1324.883985][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1324.884151][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1324.884219][ T32] r4:00000000 [ 1324.884267][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.884456][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1324.884545][ T32] dd20: c148e000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1324.884620][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1324.884680][ T32] dd60: 80070013 ffffffff [ 1324.884764][ T32] r5:80070013 r4:80239bb0 [ 1324.884833][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.884935][ T32] r4:82ac11e4 [ 1324.884985][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.885107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1324.885176][ T32] r4:e044ddc0 [ 1324.885242][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.885369][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1324.885429][ T32] r4:00000000 [ 1324.885477][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.885584][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1324.885638][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.885734][ T32] r5:00001000 r4:dfdd1000 [ 1324.885782][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.885876][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.885973][ T32] r5:84be3b8c r4:84be3800 [ 1324.886023][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.886132][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1324.886215][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.886362][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.886429][ T32] r4:847a6d80 [ 1324.886494][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.886614][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1324.886680][ T32] r4:00000001 [ 1324.886747][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.886870][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1324.886961][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.887043][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.887116][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.887193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.887249][ T32] r4:84789140 [ 1324.887302][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.887374][ T32] INFO: task kworker/0:24:3166 blocked for more than 451 seconds. [ 1324.887449][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.887511][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.887568][ T32] task:kworker/0:24 state:D stack:0 pid:3166 tgid:3166 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.887674][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.887769][ T32] Call trace: [ 1324.887842][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1324.887978][ T32] r10:829189c0 r9:dfaf1d84 r8:00000002 r7:60000113 r6:dfaf1d8c r5:83ab0000 [ 1324.888053][ T32] r4:83ab0000 [ 1324.888106][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1324.888207][ T32] r5:83ab0000 r4:829189bc [ 1324.888260][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.888380][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.888503][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaf1e08 [ 1324.888576][ T32] r4:00000000 [ 1324.888637][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1324.888747][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.888856][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.888961][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856a0e40 [ 1324.889019][ T32] r4:00000000 [ 1324.889073][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.889179][ T32] r9:83018005 r8:83ab0000 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1324.889233][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.889340][ T32] r5:00001000 r4:eadcd000 [ 1324.889412][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.889518][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.889626][ T32] r5:8562eb8c r4:8562e800 [ 1324.889679][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.889790][ T32] r7:dddced40 r6:83018000 r5:8562eb8c r4:830cd100 [ 1324.889844][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.916156][ T32] r10:61c88647 r9:83ab0000 r8:830cd12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.916244][ T32] r4:830cd100 [ 1324.916313][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.916464][ T32] r10:00000000 r9:830cd100 r8:8027ecf4 r7:dfab1e60 r6:830b8580 r5:83ab0000 [ 1324.916525][ T32] r4:00000001 [ 1324.916599][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.916698][ T32] Exception stack(0xdfaf1fb0 to 0xdfaf1ff8) [ 1324.916776][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.916873][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.917055][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.917154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.917214][ T32] r4:8474b200 [ 1324.917948][ T32] INFO: task kworker/0:24:3166 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1324.918061][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.918299][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.918485][ T32] Call trace: [ 1324.918589][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1324.918718][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1324.918780][ T32] r4:00000000 [ 1324.918835][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.918932][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1324.919012][ T32] dd20: c175f000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1324.919098][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1324.919188][ T32] dd60: 80070013 ffffffff [ 1324.919258][ T32] r5:80070013 r4:80239bb0 [ 1324.919337][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.919452][ T32] r4:82ac11e4 [ 1324.919506][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.919632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1324.919696][ T32] r4:e044ddc0 [ 1324.919766][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.927878][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1324.928010][ T32] r4:00000000 [ 1324.928093][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.928267][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1324.928337][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.928484][ T32] r5:00001000 r4:dfdd1000 [ 1324.928566][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.928675][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.928865][ T32] r5:84be3b8c r4:84be3800 [ 1324.928976][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.929103][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1324.929161][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.929289][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.929354][ T32] r4:847a6d80 [ 1324.929407][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.929522][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1324.929578][ T32] r4:00000001 [ 1324.929630][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.929721][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1324.929793][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.943591][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.943727][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.943825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.943888][ T32] r4:84789140 [ 1324.943967][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.944054][ T32] INFO: task kworker/0:25:3168 blocked for more than 451 seconds. [ 1324.944142][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.944209][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.944266][ T32] task:kworker/0:25 state:D stack:0 pid:3168 tgid:3168 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.944424][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.944543][ T32] Call trace: [ 1324.944655][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1324.944812][ T32] r10:829189c0 r9:dfafdd84 r8:00000002 r7:60000113 r6:dfafdd8c r5:83ab4800 [ 1324.944875][ T32] r4:83ab4800 [ 1324.944937][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1324.945037][ T32] r5:83ab4800 r4:829189bc [ 1324.945089][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.945186][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.945297][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfafde08 [ 1324.945364][ T32] r4:00000000 [ 1324.945483][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1324.945588][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.945774][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.945892][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a43c0 [ 1324.945948][ T32] r4:00000000 [ 1324.945999][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.946125][ T32] r9:83018005 r8:83ab4800 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1324.946213][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.946316][ T32] r5:00001000 r4:eb645000 [ 1324.946379][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.946473][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.946578][ T32] r5:8562f38c r4:8562f000 [ 1324.946654][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.946768][ T32] r7:dddced40 r6:83018000 r5:8562f38c r4:830cd300 [ 1324.946825][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.946944][ T32] r10:61c88647 r9:83ab4800 r8:830cd32c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.947003][ T32] r4:830cd300 [ 1324.947055][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.947226][ T32] r10:00000000 r9:830cd300 r8:8027ecf4 r7:dfaf1e60 r6:830b8400 r5:83ab4800 [ 1324.947302][ T32] r4:00000001 [ 1324.947372][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.947493][ T32] Exception stack(0xdfafdfb0 to 0xdfafdff8) [ 1324.947571][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.947647][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.947717][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.947814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.947880][ T32] r4:8474b100 [ 1324.948628][ T32] INFO: task kworker/0:25:3168 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1324.948723][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.948894][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.949090][ T32] Call trace: [ 1324.949185][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1324.949324][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1324.949388][ T32] r4:00000000 [ 1324.949440][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.949573][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1324.949659][ T32] dd20: c18aa000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1324.949735][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1324.949799][ T32] dd60: 80070013 ffffffff [ 1324.949872][ T32] r5:80070013 r4:80239bb0 [ 1324.963555][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.963820][ T32] r4:82ac11e4 [ 1324.963902][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.964056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1324.964130][ T32] r4:e044ddc0 [ 1324.964186][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.964304][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1324.964373][ T32] r4:00000000 [ 1324.964461][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.964595][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1324.964672][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.964780][ T32] r5:00001000 r4:dfdd1000 [ 1324.964835][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.964936][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.965037][ T32] r5:84be3b8c r4:84be3800 [ 1324.965128][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.965254][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1324.965314][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.965460][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.965534][ T32] r4:847a6d80 [ 1324.965640][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.965769][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1324.965845][ T32] r4:00000001 [ 1324.965906][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.966003][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1324.966080][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.966156][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.966252][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.966351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.966409][ T32] r4:84789140 [ 1324.966468][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.966533][ T32] INFO: task kworker/0:26:3170 blocked for more than 451 seconds. [ 1324.966605][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.966666][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.966739][ T32] task:kworker/0:26 state:D stack:0 pid:3170 tgid:3170 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.966935][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.967046][ T32] Call trace: [ 1324.967124][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1324.967242][ T32] r10:829189c0 r9:dfb0dd84 r8:00000002 r7:60000113 r6:dfb0dd8c r5:83ab6000 [ 1324.967299][ T32] r4:83ab6000 [ 1324.967355][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1324.967451][ T32] r5:83ab6000 r4:829189bc [ 1324.967515][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.967610][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.967718][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb0de08 [ 1324.967772][ T32] r4:00000000 [ 1324.967820][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1324.967915][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.968008][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.968113][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e6500 [ 1324.968170][ T32] r4:00000000 [ 1324.968218][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.968326][ T32] r9:83018005 r8:83ab6000 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1324.968395][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.968517][ T32] r5:00001000 r4:ebbdb000 [ 1324.968571][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.968752][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.968873][ T32] r5:8578738c r4:85787000 [ 1324.968927][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.969086][ T32] r7:dddced40 r6:83018000 r5:8578738c r4:830cd280 [ 1324.969145][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.969252][ T32] r10:61c88647 r9:83ab6000 r8:830cd2ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.969307][ T32] r4:830cd280 [ 1324.969362][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.969467][ T32] r10:00000000 r9:830cd280 r8:8027ecf4 r7:dfafde60 r6:832a1e80 r5:83ab6000 [ 1324.969525][ T32] r4:00000001 [ 1324.969574][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.969663][ T32] Exception stack(0xdfb0dfb0 to 0xdfb0dff8) [ 1324.969738][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.969815][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.990796][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.990999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.991077][ T32] r4:8474b400 [ 1324.991821][ T32] INFO: task kworker/0:26:3170 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1324.991914][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.992076][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.992207][ T32] Call trace: [ 1324.992288][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1324.992427][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1324.992506][ T32] r4:00000000 [ 1324.992578][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.992677][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1324.992754][ T32] dd20: c1b6d000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1324.992834][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1324.992949][ T32] dd60: 80070013 ffffffff [ 1324.993022][ T32] r5:80070013 r4:80239bb0 [ 1324.993076][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.993214][ T32] r4:82ac11e4 [ 1324.993279][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.993399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1324.993455][ T32] r4:e044ddc0 [ 1324.993507][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.993603][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1324.993715][ T32] r4:00000000 [ 1324.993804][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.993915][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1324.993975][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.994066][ T32] r5:00001000 r4:dfdd1000 [ 1324.994116][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.994235][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.994339][ T32] r5:84be3b8c r4:84be3800 [ 1324.994389][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.994513][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1324.994572][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.994697][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.994751][ T32] r4:847a6d80 [ 1324.994843][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.994994][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1324.995057][ T32] r4:00000001 [ 1324.995138][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.995229][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1324.995302][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.995387][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.995460][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.995537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.995596][ T32] r4:84789140 [ 1324.995649][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.995730][ T32] INFO: task kworker/0:27:3171 blocked for more than 451 seconds. [ 1324.995832][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.995897][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.995970][ T32] task:kworker/0:27 state:D stack:0 pid:3171 tgid:3171 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.996083][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.996176][ T32] Call trace: [ 1324.996248][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1324.996368][ T32] r10:829189c0 r9:dfb19d84 r8:00000002 r7:60000113 r6:dfb19d8c r5:83ab6c00 [ 1324.996424][ T32] r4:83ab6c00 [ 1324.996504][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1324.996610][ T32] r5:83ab6c00 r4:829189bc [ 1324.996660][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.996773][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.996896][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb19e08 [ 1324.996959][ T32] r4:00000000 [ 1324.997011][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1324.997114][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.997229][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1324.997357][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852e0340 [ 1324.997419][ T32] r4:00000000 [ 1324.997471][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1324.997584][ T32] r9:83018005 r8:83ab6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1324.997658][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1324.997771][ T32] r5:00001000 r4:ec5f3000 [ 1324.997859][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1324.997970][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.998069][ T32] r5:8499238c r4:84992000 [ 1324.998161][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1324.998329][ T32] r7:dddced40 r6:83018000 r5:8499238c r4:830cd080 [ 1324.998388][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1324.998504][ T32] r10:61c88647 r9:83ab6c00 r8:830cd0ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.998562][ T32] r4:830cd080 [ 1324.998616][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1324.998726][ T32] r10:00000000 r9:830cd080 r8:8027ecf4 r7:dfb0de60 r6:832a1200 r5:83ab6c00 [ 1324.998833][ T32] r4:00000001 [ 1324.998888][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.998977][ T32] Exception stack(0xdfb19fb0 to 0xdfb19ff8) [ 1324.999049][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.999125][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.999196][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.999292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1324.999374][ T32] r4:8474b6c0 [ 1324.999853][ T32] INFO: task kworker/0:27:3171 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1325.027714][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.027932][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.028071][ T32] Call trace: [ 1325.028162][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1325.028295][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1325.028384][ T32] r4:00000000 [ 1325.028448][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.028541][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1325.028615][ T32] dd20: c1e04000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1325.028691][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1325.028769][ T32] dd60: 80070013 ffffffff [ 1325.028847][ T32] r5:80070013 r4:80239bb0 [ 1325.028906][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.029040][ T32] r4:82ac11e4 [ 1325.029108][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.029219][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1325.029276][ T32] r4:e044ddc0 [ 1325.029336][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.029453][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1325.029510][ T32] r4:00000000 [ 1325.029560][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.029669][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1325.029743][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.040380][ T32] r5:00001000 r4:dfdd1000 [ 1325.040495][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.040634][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.040753][ T32] r5:84be3b8c r4:84be3800 [ 1325.040811][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.040928][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1325.040986][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.041098][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.041177][ T32] r4:847a6d80 [ 1325.041243][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.041387][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1325.041509][ T32] r4:00000001 [ 1325.041579][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.041672][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1325.041745][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.041874][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.041957][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.042036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.042090][ T32] r4:84789140 [ 1325.042146][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.042230][ T32] INFO: task kworker/0:28:3174 blocked for more than 451 seconds. [ 1325.042303][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.042388][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.042466][ T32] task:kworker/0:28 state:D stack:0 pid:3174 tgid:3174 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.042599][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.042737][ T32] Call trace: [ 1325.042880][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1325.042998][ T32] r10:829189c0 r9:dfb2dd84 r8:00000002 r7:60000013 r6:dfb2dd8c r5:83ab3c00 [ 1325.043052][ T32] r4:83ab3c00 [ 1325.043116][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1325.043277][ T32] r5:83ab3c00 r4:829189bc [ 1325.043340][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.043449][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.043567][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb2de08 [ 1325.043640][ T32] r4:00000000 [ 1325.043691][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1325.043799][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.043896][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.044032][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852e0840 [ 1325.044125][ T32] r4:00000000 [ 1325.044179][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.044284][ T32] r9:83018005 r8:83ab3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1325.044340][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.044432][ T32] r5:00001000 r4:dfb0f000 [ 1325.044478][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.044563][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.044717][ T32] r5:84992b8c r4:84992800 [ 1325.044786][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.044919][ T32] r7:dddced40 r6:83018000 r5:84992b8c r4:83c20000 [ 1325.045017][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.045180][ T32] r10:61c88647 r9:83ab3c00 r8:83c2002c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.045241][ T32] r4:83c20000 [ 1325.045288][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.045406][ T32] r10:00000000 r9:83c20000 r8:8027ecf4 r7:dfb0de60 r6:832a1e00 r5:83ab3c00 [ 1325.045481][ T32] r4:00000001 [ 1325.045571][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.045662][ T32] Exception stack(0xdfb2dfb0 to 0xdfb2dff8) [ 1325.045729][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.045817][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.045902][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.046004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.046092][ T32] r4:8474b680 [ 1325.046870][ T32] INFO: task kworker/0:28:3174 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1325.046986][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.047183][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.047326][ T32] Call trace: [ 1325.047410][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1325.047531][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1325.047590][ T32] r4:00000000 [ 1325.047638][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.047733][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1325.047813][ T32] dd20: c20dc000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1325.047886][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1325.047947][ T32] dd60: 80070013 ffffffff [ 1325.048007][ T32] r5:80070013 r4:80239bb0 [ 1325.048058][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.048159][ T32] r4:82ac11e4 [ 1325.048210][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.048390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1325.048464][ T32] r4:e044ddc0 [ 1325.048514][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.048622][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1325.048715][ T32] r4:00000000 [ 1325.048807][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.048922][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1325.048976][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.049079][ T32] r5:00001000 r4:dfdd1000 [ 1325.049129][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.049224][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.049328][ T32] r5:84be3b8c r4:84be3800 [ 1325.049418][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.049580][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1325.049717][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.049850][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.075427][ T32] r4:847a6d80 [ 1325.075565][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.075709][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1325.075765][ T32] r4:00000001 [ 1325.075817][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.075903][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1325.075976][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.076041][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.076105][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.076176][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.076224][ T32] r4:84789140 [ 1325.076273][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.076347][ T32] INFO: task kworker/0:30:3177 blocked for more than 451 seconds. [ 1325.076420][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.076475][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.076535][ T32] task:kworker/0:30 state:D stack:0 pid:3177 tgid:3177 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.076690][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.076797][ T32] Call trace: [ 1325.076940][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1325.077062][ T32] r10:829189c0 r9:dfb49d84 r8:00000002 r7:60000013 r6:dfb49d8c r5:83312400 [ 1325.077127][ T32] r4:83312400 [ 1325.077171][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1325.077260][ T32] r5:83312400 r4:829189bc [ 1325.077303][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.077406][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.077520][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb49e08 [ 1325.077585][ T32] r4:00000000 [ 1325.077645][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1325.077746][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.077872][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.077985][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d3180 [ 1325.078041][ T32] r4:00000000 [ 1325.078089][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.078252][ T32] r9:83018005 r8:83312400 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1325.078329][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.078482][ T32] r5:00001000 r4:eb44d000 [ 1325.078536][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.078638][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.078745][ T32] r5:85863b8c r4:85863800 [ 1325.078799][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.078904][ T32] r7:dddced40 r6:83018000 r5:85863b8c r4:84735000 [ 1325.078960][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.079091][ T32] r10:61c88647 r9:83312400 r8:8473502c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.079151][ T32] r4:84735000 [ 1325.079203][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.079332][ T32] r10:00000000 r9:84735000 r8:8027ecf4 r7:dfb31e60 r6:83df9e80 r5:83312400 [ 1325.079387][ T32] r4:00000001 [ 1325.079482][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.079585][ T32] Exception stack(0xdfb49fb0 to 0xdfb49ff8) [ 1325.079661][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.079782][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.093488][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.093648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.093748][ T32] r4:8474ba80 [ 1325.094363][ T32] INFO: task kworker/0:30:3177 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1325.094435][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.094514][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.094573][ T32] Call trace: [ 1325.094606][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1325.094687][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1325.094717][ T32] r4:00000000 [ 1325.094737][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.094780][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1325.094813][ T32] dd20: c24e9000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1325.094843][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1325.094868][ T32] dd60: 80070013 ffffffff [ 1325.094916][ T32] r5:80070013 r4:80239bb0 [ 1325.094941][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.094988][ T32] r4:82ac11e4 [ 1325.095009][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.095057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1325.095080][ T32] r4:e044ddc0 [ 1325.095100][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.095156][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1325.095183][ T32] r4:00000000 [ 1325.095226][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.095283][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1325.095306][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.095358][ T32] r5:00001000 r4:dfdd1000 [ 1325.095379][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.095421][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.095462][ T32] r5:84be3b8c r4:84be3800 [ 1325.095484][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.095536][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1325.095582][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.095677][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.095704][ T32] r4:847a6d80 [ 1325.095755][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.095810][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1325.095834][ T32] r4:00000001 [ 1325.095875][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.095938][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1325.095970][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.096001][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.096030][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.096062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.096084][ T32] r4:84789140 [ 1325.096105][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.096135][ T32] INFO: task kworker/1:8:3182 blocked for more than 451 seconds. [ 1325.096188][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.096217][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.096239][ T32] task:kworker/1:8 state:D stack:0 pid:3182 tgid:3182 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.096285][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.096351][ T32] Call trace: [ 1325.096426][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1325.096481][ T32] r10:829189c0 r9:dfb59d84 r8:00000002 r7:60000113 r6:dfb59d8c r5:83315400 [ 1325.096506][ T32] r4:83315400 [ 1325.096553][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1325.096600][ T32] r5:83315400 r4:829189bc [ 1325.096635][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.096679][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.096729][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb59e08 [ 1325.096752][ T32] r4:00000000 [ 1325.096792][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1325.096835][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.096874][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.096919][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85475bc0 [ 1325.096942][ T32] r4:00000000 [ 1325.096962][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.097019][ T32] r9:83018205 r8:83315400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1325.097064][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.097134][ T32] r5:00001000 r4:eb4cf000 [ 1325.097177][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.097221][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.097292][ T32] r5:8577cf8c r4:8577cc00 [ 1325.097339][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.097389][ T32] r7:ddde2d40 r6:83018200 r5:8577cf8c r4:84828000 [ 1325.097432][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.097487][ T32] r10:61c88647 r9:83315400 r8:8482802c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.097532][ T32] r4:84828000 [ 1325.097576][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.097649][ T32] r10:00000000 r9:84828000 r8:8027ecf4 r7:eb101e60 r6:84828100 r5:83315400 [ 1325.097675][ T32] r4:00000001 [ 1325.097711][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.097750][ T32] Exception stack(0xdfb59fb0 to 0xdfb59ff8) [ 1325.097779][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.097810][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.097838][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.097891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.097939][ T32] r4:841a4900 [ 1325.098165][ T32] INFO: task kworker/1:8:3182 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1325.098214][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.098271][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.098311][ T32] Call trace: [ 1325.098347][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1325.098400][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1325.098423][ T32] r4:00000000 [ 1325.098443][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.098482][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1325.098513][ T32] dd20: c24e9000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1325.098562][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1325.098593][ T32] dd60: 80070013 ffffffff [ 1325.098619][ T32] r5:80070013 r4:80239bb0 [ 1325.098639][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.098704][ T32] r4:82ac11e4 [ 1325.098728][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.098775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1325.098798][ T32] r4:e044ddc0 [ 1325.098818][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.098864][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1325.098905][ T32] r4:00000000 [ 1325.098927][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.098975][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1325.098998][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.099041][ T32] r5:00001000 r4:dfdd1000 [ 1325.099102][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.099147][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.099212][ T32] r5:84be3b8c r4:84be3800 [ 1325.099236][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.099284][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1325.099304][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.099358][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.099381][ T32] r4:847a6d80 [ 1325.099426][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.099502][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1325.099530][ T32] r4:00000001 [ 1325.099564][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.099604][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1325.099632][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.099676][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.099708][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.099739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.099763][ T32] r4:84789140 [ 1325.099782][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.099806][ T32] INFO: task kworker/1:9:3185 blocked for more than 451 seconds. [ 1325.099834][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.119679][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.119802][ T32] task:kworker/1:9 state:D stack:0 pid:3185 tgid:3185 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.120408][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.120538][ T32] Call trace: [ 1325.120671][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1325.120812][ T32] r10:829189c0 r9:dfb65d84 r8:00000002 r7:60000113 r6:dfb65d8c r5:833a8000 [ 1325.120872][ T32] r4:833a8000 [ 1325.120938][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1325.121041][ T32] r5:833a8000 r4:829189bc [ 1325.121096][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.121195][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.121327][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb65e08 [ 1325.121389][ T32] r4:00000000 [ 1325.121436][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1325.121516][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.121607][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.121705][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85475d80 [ 1325.121758][ T32] r4:00000000 [ 1325.121808][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.121905][ T32] r9:83018205 r8:833a8000 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1325.121957][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.122053][ T32] r5:00001000 r4:eb62d000 [ 1325.122108][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.122244][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.122364][ T32] r5:8577d78c r4:8577d400 [ 1325.122416][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.122527][ T32] r7:ddde2d40 r6:83018200 r5:8577d78c r4:84828180 [ 1325.122588][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.122715][ T32] r10:61c88647 r9:833a8000 r8:848281ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.122772][ T32] r4:84828180 [ 1325.122824][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.122938][ T32] r10:00000000 r9:84828180 r8:8027ecf4 r7:eb101e60 r6:84828200 r5:833a8000 [ 1325.123000][ T32] r4:00000001 [ 1325.123051][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.123143][ T32] Exception stack(0xdfb65fb0 to 0xdfb65ff8) [ 1325.123211][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.123287][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.123358][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.123435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.123502][ T32] r4:841a4900 [ 1325.124163][ T32] INFO: task kworker/1:9:3185 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1325.124265][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.124402][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.124486][ T32] Call trace: [ 1325.124560][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1325.124681][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1325.124758][ T32] r4:00000000 [ 1325.124814][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.124906][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1325.124982][ T32] dd20: c2687000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1325.125057][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1325.125129][ T32] dd60: 80070013 ffffffff [ 1325.125220][ T32] r5:80070013 r4:80239bb0 [ 1325.125275][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.125381][ T32] r4:82ac11e4 [ 1325.125442][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.125554][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1325.125624][ T32] r4:e044ddc0 [ 1325.125674][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.125797][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1325.125863][ T32] r4:00000000 [ 1325.125914][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.126022][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1325.126077][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.126192][ T32] r5:00001000 r4:dfdd1000 [ 1325.126247][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.126353][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.126446][ T32] r5:84be3b8c r4:84be3800 [ 1325.126493][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.126598][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1325.126650][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.126844][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.126918][ T32] r4:847a6d80 [ 1325.126965][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.127074][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1325.127128][ T32] r4:00000001 [ 1325.127175][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.127255][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1325.127328][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.127397][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.127453][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.127521][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.127576][ T32] r4:84789140 [ 1325.127648][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.127741][ T32] INFO: task kworker/1:10:3186 blocked for more than 451 seconds. [ 1325.127816][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.127874][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.127927][ T32] task:kworker/1:10 state:D stack:0 pid:3186 tgid:3186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.128031][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.128127][ T32] Call trace: [ 1325.128208][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1325.128327][ T32] r10:829189c0 r9:dfb71d84 r8:00000002 r7:60000113 r6:dfb71d8c r5:83aa2400 [ 1325.128389][ T32] r4:83aa2400 [ 1325.128437][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1325.128537][ T32] r5:83aa2400 r4:829189bc [ 1325.128588][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.128684][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.128797][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb71e08 [ 1325.128855][ T32] r4:00000000 [ 1325.128904][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1325.128997][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.129092][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.129206][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85475340 [ 1325.129263][ T32] r4:00000000 [ 1325.129308][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.129425][ T32] r9:83018205 r8:83aa2400 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1325.129821][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.153214][ T32] r5:00001000 r4:eb809000 [ 1325.153288][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.153408][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.153489][ T32] r5:8577df8c r4:8577dc00 [ 1325.153529][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.153640][ T32] r7:ddde2d40 r6:83018200 r5:8577df8c r4:84828280 [ 1325.153700][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.153828][ T32] r10:61c88647 r9:83aa2400 r8:848282ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.153915][ T32] r4:84828280 [ 1325.153984][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.154194][ T32] r10:00000000 r9:84828280 r8:8027ecf4 r7:eb101e60 r6:84828300 r5:83aa2400 [ 1325.154256][ T32] r4:00000001 [ 1325.154306][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.154395][ T32] Exception stack(0xdfb71fb0 to 0xdfb71ff8) [ 1325.154468][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.154556][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.154651][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.154728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.154882][ T32] r4:841a4c80 [ 1325.155593][ T32] INFO: task kworker/1:10:3186 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1325.155694][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.155889][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.156019][ T32] Call trace: [ 1325.156141][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1325.156276][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1325.156352][ T32] r4:00000000 [ 1325.156436][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.156533][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1325.156608][ T32] dd20: c2954000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1325.156683][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1325.156762][ T32] dd60: 80070013 ffffffff [ 1325.156825][ T32] r5:80070013 r4:80239bb0 [ 1325.156873][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.157013][ T32] r4:82ac11e4 [ 1325.157122][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.157244][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1325.157345][ T32] r4:e044ddc0 [ 1325.157440][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.157557][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1325.157627][ T32] r4:00000000 [ 1325.157678][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.157783][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1325.157852][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.157957][ T32] r5:00001000 r4:dfdd1000 [ 1325.158008][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.158115][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.158242][ T32] r5:84be3b8c r4:84be3800 [ 1325.158291][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.158395][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1325.158472][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.158586][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.158643][ T32] r4:847a6d80 [ 1325.158690][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.158797][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1325.158876][ T32] r4:00000001 [ 1325.158932][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.159030][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1325.159104][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.159175][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.159242][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.159319][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.159376][ T32] r4:84789140 [ 1325.159432][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.159492][ T32] INFO: task kworker/1:11:3189 blocked for more than 451 seconds. [ 1325.159565][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.159624][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.159670][ T32] task:kworker/1:11 state:D stack:0 pid:3189 tgid:3189 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.159769][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.159856][ T32] Call trace: [ 1325.181170][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1325.181378][ T32] r10:829189c0 r9:dfb7dd84 r8:00000002 r7:60000113 r6:dfb7dd8c r5:83aa6000 [ 1325.181453][ T32] r4:83aa6000 [ 1325.181502][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1325.181618][ T32] r5:83aa6000 r4:829189bc [ 1325.181672][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.181765][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.181900][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb7de08 [ 1325.181972][ T32] r4:00000000 [ 1325.182019][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1325.182117][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.182243][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.182377][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85214280 [ 1325.182437][ T32] r4:00000000 [ 1325.182502][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.182639][ T32] r9:83018205 r8:83aa6000 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1325.182726][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.182846][ T32] r5:00001000 r4:eba73000 [ 1325.182897][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.182999][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.183121][ T32] r5:8577eb8c r4:8577e800 [ 1325.183192][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.183330][ T32] r7:ddde2d40 r6:83018200 r5:8577eb8c r4:84828380 [ 1325.183389][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.183499][ T32] r10:61c88647 r9:83aa6000 r8:848283ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.183567][ T32] r4:84828380 [ 1325.183647][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.183769][ T32] r10:00000000 r9:84828380 r8:8027ecf4 r7:eb101e60 r6:84828400 r5:83aa6000 [ 1325.183823][ T32] r4:00000001 [ 1325.183871][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.183978][ T32] Exception stack(0xdfb7dfb0 to 0xdfb7dff8) [ 1325.184047][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.184194][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.184277][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.184360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.184446][ T32] r4:841a4fc0 [ 1325.185194][ T32] INFO: task kworker/1:11:3189 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1325.185286][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.185518][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.185649][ T32] Call trace: [ 1325.185755][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1325.185871][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1325.185926][ T32] r4:00000000 [ 1325.186043][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.186152][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1325.186250][ T32] dd20: c2bc9000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1325.186335][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1325.186394][ T32] dd60: 80070013 ffffffff [ 1325.186450][ T32] r5:80070013 r4:80239bb0 [ 1325.186499][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.186609][ T32] r4:82ac11e4 [ 1325.186688][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.186831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1325.186900][ T32] r4:e044ddc0 [ 1325.187017][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.187140][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1325.187194][ T32] r4:00000000 [ 1325.187243][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.187345][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1325.187396][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.187488][ T32] r5:00001000 r4:dfdd1000 [ 1325.187551][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.187672][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.187772][ T32] r5:84be3b8c r4:84be3800 [ 1325.187817][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.187916][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1325.187975][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.188114][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.188170][ T32] r4:847a6d80 [ 1325.188218][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.188325][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1325.188380][ T32] r4:00000001 [ 1325.188428][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.188510][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1325.188576][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.188668][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.188739][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.188810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.188879][ T32] r4:84789140 [ 1325.188934][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.189005][ T32] INFO: task kworker/1:12:3190 blocked for more than 451 seconds. [ 1325.189124][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.189194][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.189268][ T32] task:kworker/1:12 state:D stack:0 pid:3190 tgid:3190 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.189384][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.189475][ T32] Call trace: [ 1325.189561][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1325.189684][ T32] r10:829189c0 r9:dfb81d84 r8:00000002 r7:60000113 r6:dfb81d8c r5:83aa0c00 [ 1325.189739][ T32] r4:83aa0c00 [ 1325.189801][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1325.212495][ T32] r5:83aa0c00 r4:829189bc [ 1325.212637][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.212728][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.212921][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb81e08 [ 1325.213021][ T32] r4:00000000 [ 1325.213081][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1325.213156][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.213233][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.213332][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85214040 [ 1325.213400][ T32] r4:00000000 [ 1325.213446][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.213522][ T32] r9:83018205 r8:83aa0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1325.213557][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.213656][ T32] r5:00001000 r4:eb99b000 [ 1325.213708][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.213785][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.213852][ T32] r5:8577e78c r4:8577e400 [ 1325.213884][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.214005][ T32] r7:ddde2d40 r6:83018200 r5:8577e78c r4:84828480 [ 1325.214088][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.214247][ T32] r10:61c88647 r9:83aa0c00 r8:848284ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.214299][ T32] r4:84828480 [ 1325.214345][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.214458][ T32] r10:00000000 r9:84828480 r8:8027ecf4 r7:dfb7de60 r6:84828500 r5:83aa0c00 [ 1325.214508][ T32] r4:00000001 [ 1325.214553][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.214645][ T32] Exception stack(0xdfb81fb0 to 0xdfb81ff8) [ 1325.214716][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.214782][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.214847][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.214892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.214917][ T32] r4:841a4fc0 [ 1325.215507][ T32] INFO: task kworker/1:12:3190 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1325.215614][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.215767][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.215859][ T32] Call trace: [ 1325.215961][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1325.216099][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1325.216169][ T32] r4:00000000 [ 1325.216223][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.216280][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1325.216342][ T32] dd20: c2e91000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1325.216419][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1325.216476][ T32] dd60: 80070013 ffffffff [ 1325.216530][ T32] r5:80070013 r4:80239bb0 [ 1325.216580][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.216685][ T32] r4:82ac11e4 [ 1325.216743][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.216842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1325.216894][ T32] r4:e044ddc0 [ 1325.216941][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.216993][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1325.217038][ T32] r4:00000000 [ 1325.217065][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.217147][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1325.217171][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.217248][ T32] r5:00001000 r4:dfdd1000 [ 1325.217269][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.217312][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.217369][ T32] r5:84be3b8c r4:84be3800 [ 1325.217403][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.217454][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1325.217497][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.217608][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.217660][ T32] r4:847a6d80 [ 1325.217709][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.217815][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1325.217868][ T32] r4:00000001 [ 1325.217912][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.217989][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1325.218054][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.218131][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.218217][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.218286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.218355][ T32] r4:84789140 [ 1325.218384][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.218414][ T32] INFO: task kworker/1:13:3193 blocked for more than 451 seconds. [ 1325.218449][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.218492][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.218541][ T32] task:kworker/1:13 state:D stack:0 pid:3193 tgid:3193 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.218642][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.218698][ T32] Call trace: [ 1325.218777][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1325.218833][ T32] r10:829189c0 r9:dfb4dd84 r8:00000002 r7:60000113 r6:dfb4dd8c r5:83316000 [ 1325.218859][ T32] r4:83316000 [ 1325.218906][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1325.218954][ T32] r5:83316000 r4:829189bc [ 1325.218974][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.219015][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.219065][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb4de08 [ 1325.219152][ T32] r4:00000000 [ 1325.219249][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1325.219350][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.219449][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.219527][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85214480 [ 1325.219589][ T32] r4:00000000 [ 1325.219635][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.219708][ T32] r9:83018205 r8:83316000 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1325.219780][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.239454][ T32] r5:00001000 r4:ebac1000 [ 1325.239530][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.239623][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.239673][ T32] r5:8577f38c r4:8577f000 [ 1325.239695][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.239744][ T32] r7:ddde2d40 r6:83018200 r5:8577f38c r4:84828580 [ 1325.239766][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.239815][ T32] r10:61c88647 r9:83316000 r8:848285ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.239849][ T32] r4:84828580 [ 1325.239922][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.240231][ T32] r10:00000000 r9:84828580 r8:8027ecf4 r7:dfb7de60 r6:84828600 r5:83316000 [ 1325.240284][ T32] r4:00000001 [ 1325.240311][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.240360][ T32] Exception stack(0xdfb4dfb0 to 0xdfb4dff8) [ 1325.240391][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.240448][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.240507][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.240553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.240600][ T32] r4:84829080 [ 1325.240994][ T32] INFO: task kworker/1:13:3193 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1325.241038][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.241131][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.241205][ T32] Call trace: [ 1325.241257][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1325.241318][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1325.241371][ T32] r4:00000000 [ 1325.241399][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.241481][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1325.241539][ T32] dd20: c3276000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1325.241583][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1325.241611][ T32] dd60: 80070013 ffffffff [ 1325.241644][ T32] r5:80070013 r4:80239bb0 [ 1325.241670][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.241739][ T32] r4:82ac11e4 [ 1325.241798][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.241893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1325.241934][ T32] r4:e044ddc0 [ 1325.241963][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.242059][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1325.242092][ T32] r4:00000000 [ 1325.242125][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.242211][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1325.242256][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.242319][ T32] r5:00001000 r4:dfdd1000 [ 1325.242367][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.242421][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.242486][ T32] r5:84be3b8c r4:84be3800 [ 1325.242519][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.242574][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1325.242598][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.242651][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.242675][ T32] r4:847a6d80 [ 1325.242694][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.242748][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1325.242773][ T32] r4:00000001 [ 1325.242795][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.242834][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1325.242863][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.242895][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.242936][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.243029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.243066][ T32] r4:84789140 [ 1325.243100][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.243141][ T32] INFO: task kworker/1:14:3195 blocked for more than 451 seconds. [ 1325.243177][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.243203][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.243225][ T32] task:kworker/1:14 state:D stack:0 pid:3195 tgid:3195 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.243284][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.243334][ T32] Call trace: [ 1325.243387][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1325.243480][ T32] r10:829189c0 r9:dfba1d84 r8:00000002 r7:60000113 r6:dfba1d8c r5:849c0000 [ 1325.243532][ T32] r4:849c0000 [ 1325.243580][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1325.243632][ T32] r5:849c0000 r4:829189bc [ 1325.243653][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.243720][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.243791][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfba1e08 [ 1325.243819][ T32] r4:00000000 [ 1325.243863][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1325.243909][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.243967][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.244016][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85214380 [ 1325.244041][ T32] r4:00000000 [ 1325.244060][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.244116][ T32] r9:83018205 r8:849c0000 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1325.244169][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.244217][ T32] r5:00001000 r4:eba95000 [ 1325.244238][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.244283][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.244330][ T32] r5:8577ef8c r4:8577ec00 [ 1325.244351][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.244397][ T32] r7:ddde2d40 r6:83018200 r5:8577ef8c r4:84828680 [ 1325.244417][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.244467][ T32] r10:61c88647 r9:849c0000 r8:848286ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.244490][ T32] r4:84828680 [ 1325.244524][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.244576][ T32] r10:00000000 r9:84828680 r8:8027ecf4 r7:dfb4de60 r6:84828700 r5:849c0000 [ 1325.244599][ T32] r4:00000001 [ 1325.244618][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.244658][ T32] Exception stack(0xdfba1fb0 to 0xdfba1ff8) [ 1325.244689][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.244721][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.244749][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.244781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.244804][ T32] r4:84829280 [ 1325.245033][ T32] INFO: task kworker/1:14:3195 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1325.245104][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.245180][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.245234][ T32] Call trace: [ 1325.245293][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1325.245363][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1325.245392][ T32] r4:00000000 [ 1325.245412][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.245455][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1325.245487][ T32] dd20: c3276000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1325.245518][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1325.245542][ T32] dd60: 80070013 ffffffff [ 1325.245567][ T32] r5:80070013 r4:80239bb0 [ 1325.245589][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.245633][ T32] r4:82ac11e4 [ 1325.245703][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.245762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1325.245786][ T32] r4:e044ddc0 [ 1325.245806][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.245853][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1325.245887][ T32] r4:00000000 [ 1325.245910][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.245959][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1325.245981][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.246105][ T32] r5:00001000 r4:dfdd1000 [ 1325.246146][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.246240][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.246285][ T32] r5:84be3b8c r4:84be3800 [ 1325.246321][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.246379][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1325.246401][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.246452][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.246475][ T32] r4:847a6d80 [ 1325.246500][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.246581][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1325.246607][ T32] r4:00000001 [ 1325.246628][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.246698][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1325.246731][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.246762][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.246793][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.246826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.246849][ T32] r4:84789140 [ 1325.246871][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.246896][ T32] INFO: task kworker/1:15:3196 blocked for more than 451 seconds. [ 1325.246938][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.246976][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.247017][ T32] task:kworker/1:15 state:D stack:0 pid:3196 tgid:3196 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.247111][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.247193][ T32] Call trace: [ 1325.247257][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1325.247321][ T32] r10:829189c0 r9:dfba5d84 r8:00000002 r7:60000013 r6:dfba5d8c r5:849c0c00 [ 1325.247371][ T32] r4:849c0c00 [ 1325.247395][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1325.247441][ T32] r5:849c0c00 r4:829189bc [ 1325.247461][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.247501][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.247551][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfba5e08 [ 1325.247573][ T32] r4:00000000 [ 1325.247593][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1325.247633][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.247671][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.247720][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85214580 [ 1325.247746][ T32] r4:00000000 [ 1325.247766][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.247811][ T32] r9:83018205 r8:849c0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1325.247834][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.247876][ T32] r5:00001000 r4:ebae1000 [ 1325.247895][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.247936][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.247977][ T32] r5:8577f78c r4:8577f400 [ 1325.247996][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.248040][ T32] r7:ddde2d40 r6:83018200 r5:8577f78c r4:84828780 [ 1325.248060][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.248117][ T32] r10:61c88647 r9:849c0c00 r8:848287ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.248140][ T32] r4:84828780 [ 1325.248159][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.248248][ T32] r10:00000000 r9:84828780 r8:8027ecf4 r7:dfb4de60 r6:84828800 r5:849c0c00 [ 1325.248278][ T32] r4:00000001 [ 1325.248298][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.248349][ T32] Exception stack(0xdfba5fb0 to 0xdfba5ff8) [ 1325.248380][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.248411][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.248440][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.248471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.248504][ T32] r4:84829280 [ 1325.248706][ T32] INFO: task kworker/1:15:3196 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1325.248741][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.248798][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.248839][ T32] Call trace: [ 1325.248868][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1325.248921][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1325.248944][ T32] r4:00000000 [ 1325.248964][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.249003][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1325.249058][ T32] dd20: c3276000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1325.249120][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1325.249158][ T32] dd60: 80070013 ffffffff [ 1325.249186][ T32] r5:80070013 r4:80239bb0 [ 1325.249216][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.249264][ T32] r4:82ac11e4 [ 1325.249285][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.249332][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1325.249365][ T32] r4:e044ddc0 [ 1325.249398][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.249461][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1325.249509][ T32] r4:00000000 [ 1325.249532][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.249581][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1325.249603][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.249669][ T32] r5:00001000 r4:dfdd1000 [ 1325.249709][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.249756][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.249822][ T32] r5:84be3b8c r4:84be3800 [ 1325.249847][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.271873][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1325.271946][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.272019][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.272045][ T32] r4:847a6d80 [ 1325.272091][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.272150][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1325.272175][ T32] r4:00000001 [ 1325.272195][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.272235][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1325.272267][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.272297][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.272329][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.272362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.272385][ T32] r4:84789140 [ 1325.272416][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.272474][ T32] INFO: task kworker/1:16:3199 blocked for more than 451 seconds. [ 1325.272512][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.272538][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.272582][ T32] task:kworker/1:16 state:D stack:0 pid:3199 tgid:3199 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.272643][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.272688][ T32] Call trace: [ 1325.272720][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1325.272774][ T32] r10:829189c0 r9:dfad9d84 r8:00000002 r7:60000113 r6:dfad9d8c r5:849c2400 [ 1325.272798][ T32] r4:849c2400 [ 1325.272839][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1325.272888][ T32] r5:849c2400 r4:829189bc [ 1325.272909][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.272978][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.273055][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfad9e08 [ 1325.273106][ T32] r4:00000000 [ 1325.273131][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1325.273174][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.273219][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.273288][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85214800 [ 1325.273337][ T32] r4:00000000 [ 1325.273364][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.273450][ T32] r9:83018205 r8:849c2400 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1325.273546][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.273653][ T32] r5:00001000 r4:ebb17000 [ 1325.273683][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.273731][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.273774][ T32] r5:8577ff8c r4:8577fc00 [ 1325.273795][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.273869][ T32] r7:ddde2d40 r6:83018200 r5:8577ff8c r4:84828880 [ 1325.273897][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.273950][ T32] r10:61c88647 r9:849c2400 r8:848288ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.274001][ T32] r4:84828880 [ 1325.274025][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.274138][ T32] r10:00000000 r9:84828880 r8:8027ecf4 r7:dfba5e60 r6:84828900 r5:849c2400 [ 1325.274262][ T32] r4:00000001 [ 1325.274335][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.274390][ T32] Exception stack(0xdfad9fb0 to 0xdfad9ff8) [ 1325.274424][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.274460][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.274514][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.274554][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.274610][ T32] r4:84829440 [ 1325.274988][ T32] INFO: task kworker/1:16:3199 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1325.275061][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.275174][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.275253][ T32] Call trace: [ 1325.275289][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1325.275372][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1325.275402][ T32] r4:00000000 [ 1325.275425][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.275472][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1325.275526][ T32] dd20: c3834000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1325.275565][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1325.275616][ T32] dd60: 80070013 ffffffff [ 1325.275668][ T32] r5:80070013 r4:80239bb0 [ 1325.275694][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.275744][ T32] r4:82ac11e4 [ 1325.275776][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.275853][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1325.275903][ T32] r4:e044ddc0 [ 1325.275929][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.276004][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1325.276034][ T32] r4:00000000 [ 1325.276056][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.276132][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1325.276200][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.276270][ T32] r5:00001000 r4:dfdd1000 [ 1325.276295][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.276339][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.276381][ T32] r5:84be3b8c r4:84be3800 [ 1325.276425][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.276477][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1325.276519][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.276574][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.276598][ T32] r4:847a6d80 [ 1325.276617][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.276668][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1325.276691][ T32] r4:00000001 [ 1325.276711][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.276747][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1325.276775][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.276806][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.276835][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.276866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.276889][ T32] r4:84789140 [ 1325.276909][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.276933][ T32] INFO: task kworker/1:17:3201 blocked for more than 451 seconds. [ 1325.276984][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.277013][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.277057][ T32] task:kworker/1:17 state:D stack:0 pid:3201 tgid:3201 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.277111][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.277174][ T32] Call trace: [ 1325.277229][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1325.277284][ T32] r10:829189c0 r9:dfb09d84 r8:00000002 r7:60000113 r6:dfb09d8c r5:849c3000 [ 1325.277352][ T32] r4:849c3000 [ 1325.277376][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1325.277442][ T32] r5:849c3000 r4:829189bc [ 1325.277465][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.277534][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.277589][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb09e08 [ 1325.277635][ T32] r4:00000000 [ 1325.277679][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1325.277723][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.277795][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.277891][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85214700 [ 1325.277936][ T32] r4:00000000 [ 1325.277959][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.278015][ T32] r9:83018205 r8:849c3000 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1325.278040][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.278090][ T32] r5:00001000 r4:ebaff000 [ 1325.278134][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.278239][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.278296][ T32] r5:8577fb8c r4:8577f800 [ 1325.278316][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.278360][ T32] r7:ddde2d40 r6:83018200 r5:8577fb8c r4:84828980 [ 1325.278381][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.278459][ T32] r10:61c88647 r9:849c3000 r8:848289ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.278486][ T32] r4:84828980 [ 1325.278526][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.278580][ T32] r10:00000000 r9:84828980 r8:8027ecf4 r7:dfad9e60 r6:84828a00 r5:849c3000 [ 1325.278603][ T32] r4:00000001 [ 1325.278622][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.278659][ T32] Exception stack(0xdfb09fb0 to 0xdfb09ff8) [ 1325.278709][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.278744][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.278773][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.278826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.278875][ T32] r4:84829840 [ 1325.279125][ T32] INFO: task kworker/1:17:3201 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1325.279163][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.279235][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.279286][ T32] Call trace: [ 1325.279352][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1325.279409][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1325.279451][ T32] r4:00000000 [ 1325.279474][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.279525][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1325.279561][ T32] dd20: c3834000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1325.279613][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1325.279650][ T32] dd60: 80070013 ffffffff [ 1325.279704][ T32] r5:80070013 r4:80239bb0 [ 1325.279728][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.279773][ T32] r4:82ac11e4 [ 1325.279816][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.305557][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1325.305642][ T32] r4:e044ddc0 [ 1325.305670][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.305761][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1325.305790][ T32] r4:00000000 [ 1325.305833][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.305887][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1325.305910][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.305978][ T32] r5:00001000 r4:dfdd1000 [ 1325.306012][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.306103][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.306184][ T32] r5:84be3b8c r4:84be3800 [ 1325.306211][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.306287][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1325.306313][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.306371][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.306394][ T32] r4:847a6d80 [ 1325.306429][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.306483][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1325.306527][ T32] r4:00000001 [ 1325.306574][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.306617][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1325.306669][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.306704][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.306742][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.306787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.306834][ T32] r4:84789140 [ 1325.306861][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.306912][ T32] INFO: task kworker/1:18:3202 blocked for more than 451 seconds. [ 1325.306950][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.306976][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.306999][ T32] task:kworker/1:18 state:D stack:0 pid:3202 tgid:3202 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.307102][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.307182][ T32] Call trace: [ 1325.307227][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1325.307285][ T32] r10:829189c0 r9:dfbc9d84 r8:00000002 r7:60000113 r6:dfbc9d8c r5:849c3c00 [ 1325.307311][ T32] r4:849c3c00 [ 1325.307338][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1325.307383][ T32] r5:849c3c00 r4:829189bc [ 1325.307413][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.307460][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.307511][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbc9e08 [ 1325.307534][ T32] r4:00000000 [ 1325.307553][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1325.307594][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.307633][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.307679][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85214940 [ 1325.307702][ T32] r4:00000000 [ 1325.307750][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.307827][ T32] r9:83018205 r8:849c3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1325.307873][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.307921][ T32] r5:00001000 r4:ebb67000 [ 1325.307942][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.307983][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.308031][ T32] r5:8578038c r4:85780000 [ 1325.308081][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.308157][ T32] r7:ddde2d40 r6:83018200 r5:8578038c r4:84828a80 [ 1325.308182][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.308233][ T32] r10:61c88647 r9:849c3c00 r8:84828aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.308258][ T32] r4:84828a80 [ 1325.308278][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.308331][ T32] r10:00000000 r9:84828a80 r8:8027ecf4 r7:dfad9e60 r6:84828b00 r5:849c3c00 [ 1325.308355][ T32] r4:00000001 [ 1325.308398][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.308438][ T32] Exception stack(0xdfbc9fb0 to 0xdfbc9ff8) [ 1325.308476][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.308532][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.308564][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.308619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.308654][ T32] r4:84829840 [ 1325.309025][ T32] INFO: task kworker/1:18:3202 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1325.309064][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.309162][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.309257][ T32] Call trace: [ 1325.309331][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1325.309390][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1325.309417][ T32] r4:00000000 [ 1325.309439][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.309479][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1325.309511][ T32] dd20: c3d17000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1325.309542][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1325.309566][ T32] dd60: 80070013 ffffffff [ 1325.309611][ T32] r5:80070013 r4:80239bb0 [ 1325.309637][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.309703][ T32] r4:82ac11e4 [ 1325.309727][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.309796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1325.309844][ T32] r4:e044ddc0 [ 1325.309867][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.322895][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1325.322938][ T32] r4:00000000 [ 1325.322967][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.323031][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1325.323054][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.323124][ T32] r5:00001000 r4:dfdd1000 [ 1325.323149][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.323211][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.323257][ T32] r5:84be3b8c r4:84be3800 [ 1325.323278][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.323332][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1325.323354][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.323405][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.323428][ T32] r4:847a6d80 [ 1325.323470][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.323555][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1325.323583][ T32] r4:00000001 [ 1325.323624][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.323667][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1325.323698][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.323729][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.323757][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.323788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.323832][ T32] r4:84789140 [ 1325.323880][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.323934][ T32] INFO: task kworker/1:19:3206 blocked for more than 451 seconds. [ 1325.323996][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.324025][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.324071][ T32] task:kworker/1:19 state:D stack:0 pid:3206 tgid:3206 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.324160][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.324208][ T32] Call trace: [ 1325.324248][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1325.324356][ T32] r10:829189c0 r9:dfb9dd84 r8:00000002 r7:60000113 r6:dfb9dd8c r5:849c1800 [ 1325.324384][ T32] r4:849c1800 [ 1325.324405][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1325.324472][ T32] r5:849c1800 r4:829189bc [ 1325.324496][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.324539][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.324589][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb9de08 [ 1325.324612][ T32] r4:00000000 [ 1325.324632][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1325.324672][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.324710][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.324756][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85214a40 [ 1325.324804][ T32] r4:00000000 [ 1325.324827][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.324896][ T32] r9:83018205 r8:849c1800 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1325.324963][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.325010][ T32] r5:00001000 r4:ebb81000 [ 1325.325029][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.325091][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.325158][ T32] r5:8578078c r4:85780400 [ 1325.325183][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.325250][ T32] r7:ddde2d40 r6:83018200 r5:8578078c r4:84828b80 [ 1325.325274][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.325350][ T32] r10:61c88647 r9:849c1800 r8:84828bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.325390][ T32] r4:84828b80 [ 1325.325413][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.325461][ T32] r10:00000000 r9:84828b80 r8:8027ecf4 r7:dfbc9e60 r6:84828c00 r5:849c1800 [ 1325.325505][ T32] r4:00000001 [ 1325.325528][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.325587][ T32] Exception stack(0xdfb9dfb0 to 0xdfb9dff8) [ 1325.325620][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.325651][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.325703][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.325738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.325761][ T32] r4:84829cc0 [ 1325.326125][ T32] INFO: task kworker/1:19:3206 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1325.326163][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.326299][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.326375][ T32] Call trace: [ 1325.326418][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1325.326485][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1325.326512][ T32] r4:00000000 [ 1325.326542][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.326587][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1325.326620][ T32] dd20: c4315000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1325.326653][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1325.326677][ T32] dd60: 80070013 ffffffff [ 1325.326724][ T32] r5:80070013 r4:80239bb0 [ 1325.326748][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.326813][ T32] r4:82ac11e4 [ 1325.326860][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.326920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1325.326946][ T32] r4:e044ddc0 [ 1325.326978][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.327027][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1325.327051][ T32] r4:00000000 [ 1325.327070][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.327152][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1325.327210][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.327257][ T32] r5:00001000 r4:dfdd1000 [ 1325.327278][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.327326][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.327370][ T32] r5:84be3b8c r4:84be3800 [ 1325.327411][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.327462][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1325.327494][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.327579][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.327628][ T32] r4:847a6d80 [ 1325.327673][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.327737][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1325.327763][ T32] r4:00000001 [ 1325.327784][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.327821][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1325.327850][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.327880][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.327907][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.327940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.327962][ T32] r4:84789140 [ 1325.327998][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.328025][ T32] INFO: task kworker/1:20:3207 blocked for more than 451 seconds. [ 1325.328075][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.328103][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.328124][ T32] task:kworker/1:20 state:D stack:0 pid:3207 tgid:3207 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.328170][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.328210][ T32] Call trace: [ 1325.328297][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1325.328375][ T32] r10:829189c0 r9:dfbe9d84 r8:00000002 r7:60000113 r6:dfbe9d8c r5:832f0000 [ 1325.328402][ T32] r4:832f0000 [ 1325.328422][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1325.328465][ T32] r5:832f0000 r4:829189bc [ 1325.328508][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.328576][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.328629][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbe9e08 [ 1325.328653][ T32] r4:00000000 [ 1325.328673][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1325.328712][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.328751][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.328830][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85214c00 [ 1325.328856][ T32] r4:00000000 [ 1325.328898][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.328955][ T32] r9:83018205 r8:832f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1325.328982][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.329045][ T32] r5:00001000 r4:ebc79000 [ 1325.329091][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.329135][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.329199][ T32] r5:85780f8c r4:85780c00 [ 1325.329231][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.329277][ T32] r7:ddde2d40 r6:83018200 r5:85780f8c r4:84828c80 [ 1325.329298][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.329352][ T32] r10:61c88647 r9:832f0000 r8:84828cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.329396][ T32] r4:84828c80 [ 1325.329423][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.329494][ T32] r10:00000000 r9:84828c80 r8:8027ecf4 r7:dfb9de60 r6:84735180 r5:832f0000 [ 1325.329522][ T32] r4:00000001 [ 1325.329542][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.329578][ T32] Exception stack(0xdfbe9fb0 to 0xdfbe9ff8) [ 1325.329606][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.329636][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.329664][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.329695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.329753][ T32] r4:84829900 [ 1325.353137][ T32] INFO: task kworker/1:20:3207 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1325.353244][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.353391][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.353452][ T32] Call trace: [ 1325.353498][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1325.353591][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1325.353620][ T32] r4:00000000 [ 1325.353642][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.353707][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1325.353765][ T32] dd20: c49b3000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1325.353801][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1325.353826][ T32] dd60: 80070013 ffffffff [ 1325.353874][ T32] r5:80070013 r4:80239bb0 [ 1325.353898][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.353955][ T32] r4:82ac11e4 [ 1325.353997][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.354070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1325.354098][ T32] r4:e044ddc0 [ 1325.354119][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.354187][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1325.354230][ T32] r4:00000000 [ 1325.354264][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.354317][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1325.354348][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.354393][ T32] r5:00001000 r4:dfdd1000 [ 1325.354438][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.354485][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.354530][ T32] r5:84be3b8c r4:84be3800 [ 1325.354579][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.354631][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1325.354653][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.354714][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.354749][ T32] r4:847a6d80 [ 1325.354773][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.354825][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1325.354848][ T32] r4:00000001 [ 1325.354868][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.354905][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1325.354933][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.354963][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.355001][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.355037][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.355060][ T32] r4:84789140 [ 1325.355087][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.355127][ T32] INFO: task kworker/1:21:3209 blocked for more than 451 seconds. [ 1325.355162][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.355188][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.355209][ T32] task:kworker/1:21 state:D stack:0 pid:3209 tgid:3209 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.355305][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.355379][ T32] Call trace: [ 1325.355446][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1325.355500][ T32] r10:829189c0 r9:dfbf5d84 r8:00000002 r7:60000113 r6:dfbf5d8c r5:838b5400 [ 1325.355546][ T32] r4:838b5400 [ 1325.355570][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1325.355616][ T32] r5:838b5400 r4:829189bc [ 1325.355636][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.355677][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.355770][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbf5e08 [ 1325.355804][ T32] r4:00000000 [ 1325.355846][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1325.355914][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.355958][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.356006][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85214b00 [ 1325.356039][ T32] r4:00000000 [ 1325.356062][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.356109][ T32] r9:83018205 r8:838b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1325.356131][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.356193][ T32] r5:00001000 r4:ebc1d000 [ 1325.356237][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.356282][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.356330][ T32] r5:85780b8c r4:85780800 [ 1325.356350][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.356396][ T32] r7:ddde2d40 r6:83018200 r5:85780b8c r4:84828d00 [ 1325.356416][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.356499][ T32] r10:61c88647 r9:838b5400 r8:84828d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.356526][ T32] r4:84828d00 [ 1325.356569][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.356647][ T32] r10:00000000 r9:84828d00 r8:8027ecf4 r7:dfbe9e60 r6:84735200 r5:838b5400 [ 1325.356695][ T32] r4:00000001 [ 1325.356718][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.356775][ T32] Exception stack(0xdfbf5fb0 to 0xdfbf5ff8) [ 1325.356838][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.356878][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.356916][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.356951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.356977][ T32] r4:84820080 [ 1325.357284][ T32] INFO: task kworker/1:21:3209 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1325.357327][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.357401][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.357496][ T32] Call trace: [ 1325.357539][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1325.357597][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1325.357622][ T32] r4:00000000 [ 1325.357642][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.357683][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1325.357746][ T32] dd20: c49b3000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1325.357782][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1325.357809][ T32] dd60: 80070013 ffffffff [ 1325.357834][ T32] r5:80070013 r4:80239bb0 [ 1325.357879][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.357938][ T32] r4:82ac11e4 [ 1325.357962][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.358010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1325.358054][ T32] r4:e044ddc0 [ 1325.358078][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.358146][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1325.358201][ T32] r4:00000000 [ 1325.358272][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.358368][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1325.358433][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.358506][ T32] r5:00001000 r4:dfdd1000 [ 1325.358551][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.358603][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.358668][ T32] r5:84be3b8c r4:84be3800 [ 1325.358692][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.358741][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1325.358783][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.358837][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.358860][ T32] r4:847a6d80 [ 1325.358911][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.358987][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1325.359014][ T32] r4:00000001 [ 1325.359035][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.359078][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1325.359108][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.359138][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.359165][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.359198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.359220][ T32] r4:84789140 [ 1325.359241][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.359264][ T32] INFO: task kworker/1:22:3211 blocked for more than 451 seconds. [ 1325.359316][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.359351][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.359373][ T32] task:kworker/1:22 state:D stack:0 pid:3211 tgid:3211 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.359421][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.359493][ T32] Call trace: [ 1325.359528][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1325.359579][ T32] r10:829189c0 r9:dfc0dd84 r8:00000002 r7:60000113 r6:dfc0dd8c r5:8324a400 [ 1325.359603][ T32] r4:8324a400 [ 1325.359643][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1325.359702][ T32] r5:8324a400 r4:829189bc [ 1325.359730][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.359772][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.359823][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc0de08 [ 1325.359846][ T32] r4:00000000 [ 1325.359918][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1325.371168][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.371260][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.371355][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85214f40 [ 1325.371387][ T32] r4:00000000 [ 1325.371409][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.371459][ T32] r9:83018205 r8:8324a400 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1325.371481][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.371547][ T32] r5:00001000 r4:ec6a9000 [ 1325.371572][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.371637][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.371708][ T32] r5:85781b8c r4:85781800 [ 1325.371733][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.371782][ T32] r7:ddde2d40 r6:83018200 r5:85781b8c r4:84828d80 [ 1325.371804][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.371888][ T32] r10:61c88647 r9:8324a400 r8:84828dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.371914][ T32] r4:84828d80 [ 1325.371936][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.372066][ T32] r10:00000000 r9:84828d80 r8:8027ecf4 r7:dfbe9e60 r6:84735280 r5:8324a400 [ 1325.372093][ T32] r4:00000001 [ 1325.372135][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.372177][ T32] Exception stack(0xdfc0dfb0 to 0xdfc0dff8) [ 1325.372210][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.372241][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.372326][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.372362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.372406][ T32] r4:84820140 [ 1325.372759][ T32] INFO: task kworker/1:22:3211 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1325.372817][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.372949][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.373010][ T32] Call trace: [ 1325.373088][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1325.373146][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1325.373171][ T32] r4:00000000 [ 1325.373192][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.373257][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1325.373292][ T32] dd20: c49b3000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1325.373339][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1325.373395][ T32] dd60: 80070013 ffffffff [ 1325.373427][ T32] r5:80070013 r4:80239bb0 [ 1325.373449][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.373517][ T32] r4:82ac11e4 [ 1325.373542][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.373591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1325.373614][ T32] r4:e044ddc0 [ 1325.373635][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.373682][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1325.373706][ T32] r4:00000000 [ 1325.373725][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.373771][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1325.373793][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.373837][ T32] r5:00001000 r4:dfdd1000 [ 1325.373857][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.373909][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.373989][ T32] r5:84be3b8c r4:84be3800 [ 1325.374023][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.374102][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1325.374153][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.374222][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.374247][ T32] r4:847a6d80 [ 1325.374276][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.374347][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1325.374399][ T32] r4:00000001 [ 1325.374454][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.374495][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1325.374524][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.374554][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.374583][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.374617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.374641][ T32] r4:84789140 [ 1325.374663][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.374733][ T32] INFO: task kworker/1:23:3212 blocked for more than 451 seconds. [ 1325.374791][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.374842][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.374895][ T32] task:kworker/1:23 state:D stack:0 pid:3212 tgid:3212 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.374945][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.375017][ T32] Call trace: [ 1325.375049][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1325.375100][ T32] r10:829189c0 r9:dfbe1d84 r8:00000002 r7:60000113 r6:dfbe1d8c r5:849c5400 [ 1325.375133][ T32] r4:849c5400 [ 1325.375158][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1325.375204][ T32] r5:849c5400 r4:829189bc [ 1325.375246][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.375293][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.375352][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbe1e08 [ 1325.375375][ T32] r4:00000000 [ 1325.375395][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1325.375435][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.375473][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.375540][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85214d80 [ 1325.375567][ T32] r4:00000000 [ 1325.375611][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.375682][ T32] r9:83018205 r8:849c5400 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1325.375707][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.375750][ T32] r5:00001000 r4:ec60b000 [ 1325.375769][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.375810][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.375851][ T32] r5:8578138c r4:85781000 [ 1325.375871][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.375938][ T32] r7:ddde2d40 r6:83018200 r5:8578138c r4:84828e00 [ 1325.375962][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.376036][ T32] r10:61c88647 r9:849c5400 r8:84828e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.376064][ T32] r4:84828e00 [ 1325.376107][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.376168][ T32] r10:00000000 r9:84828e00 r8:8027ecf4 r7:dfc0de60 r6:84828e80 r5:849c5400 [ 1325.376194][ T32] r4:00000001 [ 1325.376233][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.376301][ T32] Exception stack(0xdfbe1fb0 to 0xdfbe1ff8) [ 1325.376338][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.376393][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.376425][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.376457][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.376479][ T32] r4:84820140 [ 1325.376689][ T32] INFO: task kworker/1:23:3212 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1325.376724][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.376873][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.376919][ T32] Call trace: [ 1325.376984][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1325.377038][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1325.377062][ T32] r4:00000000 [ 1325.377105][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.377169][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1325.377350][ T32] dd20: c49b3000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1325.377417][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1325.377489][ T32] dd60: 80070013 ffffffff [ 1325.377526][ T32] r5:80070013 r4:80239bb0 [ 1325.377550][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.377597][ T32] r4:82ac11e4 [ 1325.377640][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.377706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1325.377734][ T32] r4:e044ddc0 [ 1325.377775][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.377827][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1325.377850][ T32] r4:00000000 [ 1325.377870][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.377917][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1325.377957][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.378008][ T32] r5:00001000 r4:dfdd1000 [ 1325.378038][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.378085][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.378128][ T32] r5:84be3b8c r4:84be3800 [ 1325.378148][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.378231][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1325.378324][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.378381][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.378406][ T32] r4:847a6d80 [ 1325.378468][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.378523][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1325.378608][ T32] r4:00000001 [ 1325.378653][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.378737][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1325.378769][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.378800][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.378828][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.378860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.378946][ T32] r4:84789140 [ 1325.378970][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.378995][ T32] INFO: task kworker/1:24:3215 blocked for more than 451 seconds. [ 1325.379065][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.379182][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.379207][ T32] task:kworker/1:24 state:D stack:0 pid:3215 tgid:3215 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.379280][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.379347][ T32] Call trace: [ 1325.379405][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1325.379459][ T32] r10:829189c0 r9:dfc11d84 r8:00000002 r7:60000113 r6:dfc11d8c r5:849c6000 [ 1325.379483][ T32] r4:849c6000 [ 1325.379612][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1325.379660][ T32] r5:849c6000 r4:829189bc [ 1325.379681][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.379722][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.379771][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc11e08 [ 1325.379814][ T32] r4:00000000 [ 1325.379853][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1325.400908][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.401014][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.401066][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85214e40 [ 1325.401096][ T32] r4:00000000 [ 1325.401117][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.401182][ T32] r9:83018205 r8:849c6000 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1325.401239][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.401310][ T32] r5:00001000 r4:ec66b000 [ 1325.401341][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.401384][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.401442][ T32] r5:8578178c r4:85781400 [ 1325.401466][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.401515][ T32] r7:ddde2d40 r6:83018200 r5:8578178c r4:84828f00 [ 1325.401555][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.401631][ T32] r10:61c88647 r9:849c6000 r8:84828f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.401657][ T32] r4:84828f00 [ 1325.401680][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.401732][ T32] r10:00000000 r9:84828f00 r8:8027ecf4 r7:dfc0de60 r6:84828f80 r5:849c6000 [ 1325.401755][ T32] r4:00000001 [ 1325.401775][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.401813][ T32] Exception stack(0xdfc11fb0 to 0xdfc11ff8) [ 1325.401844][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.401874][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1325.401935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 18 printk messages dropped ** [ 1325.403230][ T32] r4:e044ddc0 ** 7 printk messages dropped ** [ 1325.403575][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.403640][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.403709][ T32] r5:84be3b8c r4:84be3800 [ 1325.403733][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.403804][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1325.403852][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.403927][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.403994][ T32] r4:847a6d80 [ 1325.404018][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.404106][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1325.404134][ T32] r4:00000001 [ 1325.404155][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.404215][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1325.404249][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.404280][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.404325][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.404360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.404384][ T32] r4:84789140 [ 1325.404405][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.404434][ T32] INFO: task kworker/1:25:3218 blocked for more than 451 seconds. [ 1325.404468][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.404494][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.404537][ T32] task:kworker/1:25 state:D stack:0 pid:3218 tgid:3218 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.404607][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.404647][ T32] Call trace: [ 1325.404704][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1325.404769][ T32] r10:829189c0 r9:dfc1dd84 r8:00000002 r7:60000113 r6:dfc1dd8c r5:849c6c00 [ 1325.404796][ T32] r4:849c6c00 [ 1325.404818][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1325.404885][ T32] r5:849c6c00 r4:829189bc [ 1325.404919][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.404965][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.405040][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc1de08 [ 1325.405089][ T32] r4:00000000 [ 1325.405113][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1325.405155][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.405195][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.405240][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520e380 [ 1325.405263][ T32] r4:00000000 [ 1325.405292][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.405378][ T32] r9:83018205 r8:849c6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1325.405449][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.405532][ T32] r5:00001000 r4:ec6f7000 [ 1325.405558][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.405632][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.405678][ T32] r5:85782b8c r4:85782800 [ 1325.405721][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.405769][ T32] r7:ddde2d40 r6:83018200 r5:85782b8c r4:84764000 [ 1325.405790][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.405840][ T32] r10:61c88647 r9:849c6c00 r8:8476402c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.405863][ T32] r4:84764000 [ 1325.405882][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.405929][ T32] r10:00000000 r9:84764000 r8:8027ecf4 r7:dfc0de60 r6:84764080 r5:849c6c00 [ 1325.405951][ T32] r4:00000001 [ 1325.405971][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.406008][ T32] Exception stack(0xdfc1dfb0 to 0xdfc1dff8) [ 1325.406060][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.406108][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.406138][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.406192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.406231][ T32] r4:84820540 [ 1325.406458][ T32] INFO: task kworker/1:25:3218 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1325.406495][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.406555][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.406597][ T32] Call trace: [ 1325.406627][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1325.406681][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1325.406705][ T32] r4:00000000 [ 1325.406725][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1325.407138][ T32] r4:e044ddc0 ** 5 printk messages dropped ** [ 1325.407325][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.407391][ T32] r5:00001000 r4:dfdd1000 [ 1325.407439][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.407485][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.407529][ T32] r5:84be3b8c r4:84be3800 [ 1325.407569][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.407685][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1325.407717][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.407791][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.407839][ T32] r4:847a6d80 [ 1325.407862][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.407924][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1325.408000][ T32] r4:00000001 [ 1325.408031][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.408096][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1325.408130][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.408162][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1325.408351][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1325.408776][ T32] r5:849c4800 r4:829189bc [ 1325.408830][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1325.409033][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1325.409339][ T32] r5:00001000 r4:ec6b3000 ** 6 printk messages dropped ** [ 1325.409705][ T32] r10:61c88647 r9:849c4800 r8:8476412c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1325.442414][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1325.443428][ T32] Exception stack(0xe044dd20 to 0xe044dd68) ** 7 printk messages dropped ** [ 1325.443865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 ** 6 printk messages dropped ** [ 1325.444122][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1325.444629][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 ** 9 printk messages dropped ** [ 1325.444935][ T32] INFO: task kworker/1:27:3222 blocked for more than 451 seconds. ** 9 printk messages dropped ** [ 1325.445375][ T32] r5:83310c00 r4:829189bc ** 3 printk messages dropped ** [ 1325.445583][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1325.445746][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520e480 ** 6 printk messages dropped ** [ 1325.446013][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.446061][ T32] r5:85782f8c r4:85782c00 [ 1325.446081][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.446128][ T32] r7:ddde2d40 r6:83018200 r5:85782f8c r4:84764200 [ 1325.446149][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.446236][ T32] r10:61c88647 r9:83310c00 r8:8476422c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.446277][ T32] r4:84764200 [ 1325.446300][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.446399][ T32] r10:00000000 r9:84764200 r8:8027ecf4 r7:dfc1de60 r6:84764280 r5:83310c00 [ 1325.446428][ T32] r4:00000001 [ 1325.446458][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.446499][ T32] Exception stack(0xdfbd5fb0 to 0xdfbd5ff8) [ 1325.446529][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.446570][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.446603][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.446636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.446659][ T32] r4:84820880 [ 1325.446884][ T32] INFO: task kworker/1:27:3222 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1325.446919][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.446976][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.447016][ T32] Call trace: [ 1325.447097][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1325.447156][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1325.447180][ T32] r4:00000000 [ 1325.447223][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.447288][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1325.447346][ T32] dd20: c58fb000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1325.447381][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1325.447406][ T32] dd60: 80070013 ffffffff [ 1325.447430][ T32] r5:80070013 r4:80239bb0 [ 1325.447471][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.447519][ T32] r4:82ac11e4 [ 1325.447550][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.447599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1325.447648][ T32] r4:e044ddc0 [ 1325.447694][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.447745][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1325.447791][ T32] r4:00000000 [ 1325.447814][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.447885][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1325.447950][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.448000][ T32] r5:00001000 r4:dfdd1000 [ 1325.448021][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.448063][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.448110][ T32] r5:84be3b8c r4:84be3800 [ 1325.448130][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.448177][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1325.448252][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.448314][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.448367][ T32] r4:847a6d80 [ 1325.448407][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.448462][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1325.448485][ T32] r4:00000001 [ 1325.448521][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.448561][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1325.448589][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.448643][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.448676][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.448717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.448744][ T32] r4:84789140 [ 1325.448781][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.448810][ T32] INFO: task kworker/1:28:3223 blocked for more than 451 seconds. [ 1325.448840][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.448864][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.448916][ T32] task:kworker/1:28 state:D stack:0 pid:3223 tgid:3223 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.448966][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.449049][ T32] Call trace: [ 1325.449135][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1325.449210][ T32] r4:849c8000 ** 1 printk messages dropped ** [ 1325.449308][ T32] r5:849c8000 r4:829189bc [ 1325.449345][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.449390][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.449477][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc41e08 ** 2 printk messages dropped ** [ 1325.449577][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1325.449678][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520e600 ** 3 printk messages dropped ** [ 1325.449815][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1325.470573][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1325.470937][ T32] r4:00000001 [ 1325.470964][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.471031][ T32] Exception stack(0xdfc41fb0 to 0xdfc41ff8) [ 1325.471070][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.471119][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.471176][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.471216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.471262][ T32] r4:848209c0 [ 1325.471656][ T32] INFO: task kworker/1:28:3223 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1325.471697][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.471767][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.471813][ T32] Call trace: [ 1325.471845][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1325.471942][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1325.471972][ T32] r4:00000000 [ 1325.471993][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.472035][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1325.472068][ T32] dd20: c5e18000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1325.472099][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1325.472157][ T32] dd60: 80070013 ffffffff [ 1325.472211][ T32] r5:80070013 r4:80239bb0 [ 1325.472237][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.472286][ T32] r4:82ac11e4 [ 1325.472308][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.472385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1325.472435][ T32] r4:e044ddc0 [ 1325.472459][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.472507][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1325.472531][ T32] r4:00000000 [ 1325.472551][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.472598][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1325.472632][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.472680][ T32] r5:00001000 r4:dfdd1000 [ 1325.472701][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.472744][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.472786][ T32] r5:84be3b8c r4:84be3800 [ 1325.472806][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.472852][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1325.472873][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.472944][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.472971][ T32] r4:847a6d80 [ 1325.472991][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.473064][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1325.473114][ T32] r4:00000001 [ 1325.473159][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.473222][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1325.473275][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.473317][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.473355][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.473408][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.473436][ T32] r4:84789140 [ 1325.473488][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.473531][ T32] INFO: task kworker/1:29:3225 blocked for more than 451 seconds. [ 1325.473568][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.473628][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.473654][ T32] task:kworker/1:29 state:D stack:0 pid:3225 tgid:3225 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.473712][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.473757][ T32] Call trace: [ 1325.473820][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1325.473875][ T32] r10:829189c0 r9:dfc55d84 r8:00000002 r7:60000113 r6:dfc55d8c r5:849c9800 [ 1325.473899][ T32] r4:849c9800 [ 1325.473930][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1325.473989][ T32] r5:849c9800 r4:829189bc [ 1325.474013][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.474086][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.474141][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc55e08 [ 1325.474165][ T32] r4:00000000 [ 1325.474202][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1325.474247][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.474286][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.474362][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520ea00 [ 1325.474411][ T32] r4:00000000 [ 1325.474434][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.474491][ T32] r9:83018205 r8:849c9800 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1325.474537][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.474583][ T32] r5:00001000 r4:e076f000 [ 1325.474605][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.474646][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.474694][ T32] r5:8578438c r4:85784000 [ 1325.474726][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.474784][ T32] r7:ddde2d40 r6:83018200 r5:8578438c r4:84764400 [ 1325.474811][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.474879][ T32] r10:61c88647 r9:849c9800 r8:8476442c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.474903][ T32] r4:84764400 [ 1325.474922][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.474975][ T32] r10:00000000 r9:84764400 r8:8027ecf4 r7:dfc41e60 r6:84764480 r5:849c9800 [ 1325.475033][ T32] r4:00000001 [ 1325.475076][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.475153][ T32] Exception stack(0xdfc55fb0 to 0xdfc55ff8) [ 1325.475189][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.475222][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.475272][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.475355][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.475384][ T32] r4:84820a80 [ 1325.475599][ T32] INFO: task kworker/1:29:3225 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1325.475656][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.475718][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.475785][ T32] Call trace: [ 1325.475817][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1325.475880][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1325.475908][ T32] r4:00000000 [ 1325.475928][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.475969][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1325.476002][ T32] dd20: c5e18000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1325.476055][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1325.476097][ T32] dd60: 80070013 ffffffff [ 1325.476133][ T32] r5:80070013 r4:80239bb0 [ 1325.476182][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.476229][ T32] r4:82ac11e4 [ 1325.476250][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.476297][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1325.476354][ T32] r4:e044ddc0 [ 1325.476378][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.476448][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1325.476475][ T32] r4:00000000 [ 1325.476497][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.476569][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1325.476616][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.476664][ T32] r5:00001000 r4:dfdd1000 [ 1325.476715][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.476770][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.476816][ T32] r5:84be3b8c r4:84be3800 [ 1325.476836][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.476883][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1325.476951][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.477013][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 3 printk messages dropped ** [ 1325.477155][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1325.477257][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) ** 3 printk messages dropped ** [ 1325.477448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 3 printk messages dropped ** [ 1325.477551][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1325.477681][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1325.477874][ T32] r4:849cb000 ** 1 printk messages dropped ** [ 1325.477939][ T32] r5:849cb000 r4:829189bc [ 1325.477958][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1325.478059][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc61e08 ** 2 printk messages dropped ** [ 1325.478148][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.478205][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.478252][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520e700 [ 1325.478274][ T32] r4:00000000 [ 1325.478294][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.478346][ T32] r9:83018205 r8:849cb000 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1325.478392][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.478471][ T32] r5:00001000 r4:ec811000 [ 1325.478496][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.478538][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.478579][ T32] r5:8578378c r4:85783400 [ 1325.478620][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.478706][ T32] r7:ddde2d40 r6:83018200 r5:8578378c r4:84764500 [ 1325.478752][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.478804][ T32] r10:61c88647 r9:849cb000 r8:8476452c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.478827][ T32] r4:84764500 [ 1325.478846][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.478893][ T32] r10:00000000 r9:84764500 r8:8027ecf4 r7:dfc55e60 r6:84764580 r5:849cb000 [ 1325.478915][ T32] r4:00000001 [ 1325.478949][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.479014][ T32] Exception stack(0xdfc61fb0 to 0xdfc61ff8) [ 1325.479046][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.479100][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.479131][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.479172][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.479198][ T32] r4:84820e80 [ 1325.479401][ T32] INFO: task kworker/1:30:3227 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1325.479441][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.479514][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.479565][ T32] Call trace: [ 1325.479623][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1325.479678][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1325.479702][ T32] r4:00000000 [ 1325.479732][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.479801][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1325.479891][ T32] dd20: c5e18000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1325.502379][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1325.502440][ T32] dd60: 80070013 ffffffff [ 1325.502474][ T32] r5:80070013 r4:80239bb0 [ 1325.502498][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.502560][ T32] r4:82ac11e4 [ 1325.502603][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.502686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1325.502715][ T32] r4:e044ddc0 [ 1325.502747][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.502799][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1325.502823][ T32] r4:00000000 [ 1325.502842][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.502889][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1325.502911][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.502956][ T32] r5:00001000 r4:dfdd1000 [ 1325.502977][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.503036][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.503087][ T32] r5:84be3b8c r4:84be3800 [ 1325.503131][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.503207][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1325.503232][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.503283][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.503306][ T32] r4:847a6d80 [ 1325.503332][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.503383][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1325.503429][ T32] r4:00000001 [ 1325.503475][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.503521][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1325.503579][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.503635][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.503690][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.503726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.503772][ T32] r4:84789140 [ 1325.503820][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.503853][ T32] INFO: task kworker/1:31:3228 blocked for more than 452 seconds. [ 1325.503887][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.503913][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.503934][ T32] task:kworker/1:31 state:D stack:0 pid:3228 tgid:3228 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.504011][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.504088][ T32] Call trace: [ 1325.504146][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1325.504205][ T32] r10:829189c0 r9:dfc65d84 r8:00000002 r7:60000113 r6:dfc65d8c r5:849c8c00 [ 1325.504229][ T32] r4:849c8c00 [ 1325.504262][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1325.504310][ T32] r5:849c8c00 r4:829189bc [ 1325.504357][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.504405][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.504456][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc65e08 [ 1325.504480][ T32] r4:00000000 [ 1325.504499][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1325.504562][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.504625][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.504675][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520e800 [ 1325.504700][ T32] r4:00000000 [ 1325.504719][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.504765][ T32] r9:83018205 r8:849c8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [ 1325.504797][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.504842][ T32] r5:00001000 r4:dfac3000 [ 1325.504862][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.504902][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.504967][ T32] r5:85783b8c r4:85783800 [ 1325.504990][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.505045][ T32] r7:ddde2d40 r6:83018200 r5:85783b8c r4:84764680 [ 1325.505090][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.505143][ T32] r10:61c88647 r9:849c8c00 r8:847646ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.505169][ T32] r4:84764680 [ 1325.505210][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.505279][ T32] r10:00000000 r9:84764680 r8:8027ecf4 r7:dfc55e60 r6:84764700 r5:849c8c00 [ 1325.505306][ T32] r4:00000001 [ 1325.505344][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.505407][ T32] Exception stack(0xdfc65fb0 to 0xdfc65ff8) [ 1325.505438][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.505502][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.505534][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.505567][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.505609][ T32] r4:84820a40 [ 1325.505991][ T32] INFO: task kworker/1:31:3228 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1325.506052][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.506114][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.506210][ T32] Call trace: [ 1325.506253][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1325.506326][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1325.506354][ T32] r4:00000000 [ 1325.506404][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.506448][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1325.506481][ T32] dd20: c6472000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1325.506512][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1325.506536][ T32] dd60: 80070013 ffffffff [ 1325.506562][ T32] r5:80070013 r4:80239bb0 [ 1325.506607][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.506654][ T32] r4:82ac11e4 [ 1325.506696][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.506757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1325.506783][ T32] r4:e044ddc0 [ 1325.506805][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.506852][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1325.506874][ T32] r4:00000000 [ 1325.506894][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.506939][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1325.506961][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.507003][ T32] r5:00001000 r4:dfdd1000 [ 1325.507023][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.507063][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.507105][ T32] r5:84be3b8c r4:84be3800 [ 1325.507125][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.507171][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1325.507216][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.507271][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.507310][ T32] r4:847a6d80 [ 1325.507348][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.507402][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1325.507427][ T32] r4:00000001 [ 1325.507469][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.507510][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1325.507538][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.507579][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.507619][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.507653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.507700][ T32] r4:84789140 [ 1325.507723][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.507749][ T32] INFO: task kworker/1:32:3230 blocked for more than 452 seconds. [ 1325.507777][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.507801][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.507822][ T32] task:kworker/1:32 state:D stack:0 pid:3230 tgid:3230 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.507869][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.507956][ T32] Call trace: [ 1325.508013][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1325.508065][ T32] r10:829189c0 r9:dfc79d84 r8:00000002 r7:60000113 r6:dfc79d8c r5:849ca400 [ 1325.508109][ T32] r4:849ca400 [ 1325.508132][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1325.508189][ T32] r5:849ca400 r4:829189bc [ 1325.508234][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.508279][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.508334][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc79e08 [ 1325.508391][ T32] r4:00000000 [ 1325.508415][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1325.508457][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.508510][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.508581][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520e900 [ 1325.508632][ T32] r4:00000000 [ 1325.508656][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.508725][ T32] r9:83018205 r8:849ca400 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1325.508771][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.508817][ T32] r5:00001000 r4:dfded000 [ 1325.508859][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.508904][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.508949][ T32] r5:85783f8c r4:85783c00 [ 1325.509007][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.509056][ T32] r7:ddde2d40 r6:83018200 r5:85783f8c r4:84764780 [ 1325.509077][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.509150][ T32] r10:61c88647 r9:849ca400 r8:847647ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.509200][ T32] r4:84764780 [ 1325.509223][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.509294][ T32] r10:00000000 r9:84764780 r8:8027ecf4 r7:dfc55e60 r6:84764800 r5:849ca400 [ 1325.509351][ T32] r4:00000001 [ 1325.509396][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.509442][ T32] Exception stack(0xdfc79fb0 to 0xdfc79ff8) [ 1325.509470][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.509502][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.509529][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.509560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.509582][ T32] r4:8439f040 [ 1325.509794][ T32] INFO: task kworker/1:32:3230 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1325.509854][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.524696][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.524769][ T32] Call trace: [ 1325.524844][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1325.524908][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1325.524933][ T32] r4:00000000 [ 1325.524955][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.525019][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1325.525057][ T32] dd20: c6472000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1325.525098][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1325.525126][ T32] dd60: 80070013 ffffffff [ 1325.525152][ T32] r5:80070013 r4:80239bb0 [ 1325.525173][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.525218][ T32] r4:82ac11e4 [ 1325.525249][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.525338][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1325.525409][ T32] r4:e044ddc0 [ 1325.525434][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.525484][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1325.525530][ T32] r4:00000000 [ 1325.525554][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.525603][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1325.525625][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.525669][ T32] r5:00001000 r4:dfdd1000 [ 1325.525690][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.525731][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.525802][ T32] r5:84be3b8c r4:84be3800 [ 1325.525827][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.525901][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1325.525927][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.525989][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.526015][ T32] r4:847a6d80 [ 1325.526055][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.526149][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1325.526207][ T32] r4:00000001 [ 1325.526239][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.526279][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1325.526325][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.526370][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.526402][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.526435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.526459][ T32] r4:84789140 [ 1325.526482][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.526510][ T32] INFO: task kworker/1:33:3233 blocked for more than 452 seconds. [ 1325.526542][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.526569][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.526592][ T32] task:kworker/1:33 state:D stack:0 pid:3233 tgid:3233 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.526667][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.526710][ T32] Call trace: [ 1325.526751][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1325.526807][ T32] r10:829189c0 r9:dfc35d84 r8:00000002 r7:60000113 r6:dfc35d8c r5:849cc800 [ 1325.526831][ T32] r4:849cc800 [ 1325.526851][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1325.526895][ T32] r5:849cc800 r4:829189bc [ 1325.526915][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.526956][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.527006][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc35e08 [ 1325.527028][ T32] r4:00000000 [ 1325.527058][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1325.527111][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.527163][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.527213][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520ec00 [ 1325.527237][ T32] r4:00000000 [ 1325.527266][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.527342][ T32] r9:83018205 r8:849cc800 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1325.527370][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.527413][ T32] r5:00001000 r4:eb07b000 [ 1325.527433][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.527495][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.527542][ T32] r5:85784b8c r4:85784800 [ 1325.527572][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.527620][ T32] r7:ddde2d40 r6:83018200 r5:85784b8c r4:84764880 [ 1325.527662][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.527716][ T32] r10:61c88647 r9:849cc800 r8:847648ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.527739][ T32] r4:84764880 ** 2 printk messages dropped ** [ 1325.527858][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1325.528005][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.528043][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.528078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.528102][ T32] r4:8439f200 [ 1325.528436][ T32] INFO: task kworker/1:33:3233 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1325.528476][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.528571][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.528614][ T32] Call trace: [ 1325.528643][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1325.528719][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1325.528748][ T32] r4:00000000 [ 1325.528791][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.528835][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1325.528868][ T32] dd20: c6472000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1325.528912][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1325.528960][ T32] dd60: 80070013 ffffffff [ 1325.529011][ T32] r5:80070013 r4:80239bb0 [ 1325.529035][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.529081][ T32] r4:82ac11e4 [ 1325.529103][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.529151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1325.529174][ T32] r4:e044ddc0 [ 1325.529204][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.529266][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1325.529295][ T32] r4:00000000 [ 1325.529339][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.529393][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1325.529420][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.529486][ T32] r5:00001000 r4:dfdd1000 [ 1325.529511][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.529612][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.529659][ T32] r5:84be3b8c r4:84be3800 [ 1325.529679][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.529727][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1325.529769][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.529823][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.529846][ T32] r4:847a6d80 [ 1325.546210][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.546385][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1325.546417][ T32] r4:00000001 [ 1325.546440][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.546511][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1325.546603][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.546668][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.546700][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.546734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.546781][ T32] r4:84789140 [ 1325.546807][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.546837][ T32] INFO: task kworker/1:34:3236 blocked for more than 452 seconds. [ 1325.546900][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.546929][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.546952][ T32] task:kworker/1:34 state:D stack:0 pid:3236 tgid:3236 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.547036][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.547115][ T32] Call trace: [ 1325.547148][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1325.547204][ T32] r10:829189c0 r9:dfca5d84 r8:00000002 r7:60000113 r6:dfca5d8c r5:84089800 [ 1325.547228][ T32] r4:84089800 [ 1325.547248][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1325.547291][ T32] r5:84089800 r4:829189bc [ 1325.547311][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.547390][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.547478][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfca5e08 [ 1325.547560][ T32] r4:00000000 [ 1325.547583][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1325.547652][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.547700][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.547747][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520eb00 [ 1325.547769][ T32] r4:00000000 [ 1325.547789][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.547835][ T32] r9:83018205 r8:84089800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1325.547857][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.547904][ T32] r5:00001000 r4:eac87000 [ 1325.547948][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.547993][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.548037][ T32] r5:8578478c r4:85784400 [ 1325.548090][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.548139][ T32] r7:ddde2d40 r6:83018200 r5:8578478c r4:84764980 [ 1325.548201][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.548284][ T32] r10:61c88647 r9:84089800 r8:847649ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.548311][ T32] r4:84764980 [ 1325.548336][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.548385][ T32] r10:00000000 r9:84764980 r8:8027ecf4 r7:dfc35e60 r6:84735300 r5:84089800 [ 1325.548442][ T32] r4:00000001 [ 1325.548503][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.548544][ T32] Exception stack(0xdfca5fb0 to 0xdfca5ff8) [ 1325.548573][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.548603][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.548632][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.548665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.548687][ T32] r4:8439f3c0 [ 1325.549031][ T32] INFO: task kworker/1:34:3236 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1325.549066][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.549146][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.549188][ T32] Call trace: [ 1325.549229][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1325.549285][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1325.549309][ T32] r4:00000000 [ 1325.549334][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.549373][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1325.549406][ T32] dd20: c6970000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1325.549441][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1325.549479][ T32] dd60: 80070013 ffffffff [ 1325.549507][ T32] r5:80070013 r4:80239bb0 [ 1325.549528][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.549573][ T32] r4:82ac11e4 [ 1325.549593][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.549641][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1325.549664][ T32] r4:e044ddc0 [ 1325.549683][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.549729][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1325.549752][ T32] r4:00000000 [ 1325.549772][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.549818][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 ** 6 printk messages dropped ** [ 1325.560452][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 ** 9 printk messages dropped ** [ 1325.560793][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.560856][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.560914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.560940][ T32] r4:84789140 [ 1325.560964][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.560995][ T32] INFO: task kworker/1:35:3237 blocked for more than 452 seconds. [ 1325.561051][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.561095][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.561151][ T32] task:kworker/1:35 state:D stack:0 pid:3237 tgid:3237 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.561215][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.561291][ T32] Call trace: [ 1325.561329][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1325.561412][ T32] r10:829189c0 r9:dfcb1d84 r8:00000002 r7:60000113 r6:dfcb1d8c r5:84088000 [ 1325.561468][ T32] r4:84088000 [ 1325.561523][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1325.561571][ T32] r5:84088000 r4:829189bc [ 1325.561614][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.561661][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.561712][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcb1e08 [ 1325.561757][ T32] r4:00000000 [ 1325.561812][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1325.561906][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.561987][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.562082][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520ed00 [ 1325.562109][ T32] r4:00000000 [ 1325.562130][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.562212][ T32] r9:83018205 r8:84088000 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1325.562258][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.562304][ T32] r5:00001000 r4:eb235000 [ 1325.562364][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.562433][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.562479][ T32] r5:85784f8c r4:85784c00 [ 1325.562500][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.562572][ T32] r7:ddde2d40 r6:83018200 r5:85784f8c r4:84764a00 [ 1325.562609][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.562743][ T32] r10:61c88647 r9:84088000 r8:84764a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.562779][ T32] r4:84764a00 [ 1325.562799][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.562850][ T32] r10:00000000 r9:84764a00 r8:8027ecf4 r7:dfc35e60 r6:84735380 r5:84088000 [ 1325.562874][ T32] r4:00000001 [ 1325.562924][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.562985][ T32] Exception stack(0xdfcb1fb0 to 0xdfcb1ff8) [ 1325.563044][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.563079][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.563107][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.563139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 2 printk messages dropped ** [ 1325.563584][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1325.564243][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1325.564491][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1325.564735][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1325.565178][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1325.565363][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1325.565886][ T32] r10:829189c0 r9:dfcb5d84 r8:00000002 r7:60000113 r6:dfcb5d8c r5:8408ec00 ** 2 printk messages dropped ** [ 1325.565995][ T32] r5:8408ec00 r4:829189bc ** 5 printk messages dropped ** [ 1325.566239][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1325.566439][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1325.566737][ T32] r7:ddde2d40 r6:83018200 r5:8578538c r4:84764a80 [ 1325.566761][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.566831][ T32] r10:61c88647 r9:8408ec00 r8:84764aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.566860][ T32] r4:84764a80 [ 1325.566902][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.566954][ T32] r10:00000000 r9:84764a80 r8:8027ecf4 r7:dfcb1e60 r6:84735400 r5:8408ec00 [ 1325.566978][ T32] r4:00000001 [ 1325.567015][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.567078][ T32] Exception stack(0xdfcb5fb0 to 0xdfcb5ff8) [ 1325.567109][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.567170][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.567204][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.567236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.567259][ T32] r4:8439f740 [ 1325.567474][ T32] INFO: task kworker/1:36:3238 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1325.567509][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.567566][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.567640][ T32] Call trace: [ 1325.567675][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1325.567762][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1325.567790][ T32] r4:00000000 [ 1325.567810][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.567849][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1325.567912][ T32] dd20: c6c45000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1325.567968][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1325.567998][ T32] dd60: 80070013 ffffffff [ 1325.568045][ T32] r5:80070013 r4:80239bb0 [ 1325.568069][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.568114][ T32] r4:82ac11e4 [ 1325.568155][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.568207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1325.568230][ T32] r4:e044ddc0 [ 1325.568250][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.568296][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1325.568353][ T32] r4:00000000 [ 1325.568397][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.568448][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1325.568470][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.568523][ T32] r5:00001000 r4:dfdd1000 [ 1325.568547][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.568590][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.568634][ T32] r5:84be3b8c r4:84be3800 [ 1325.568654][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.568699][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1325.568720][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.568769][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.568813][ T32] r4:847a6d80 [ 1325.568859][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.568911][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1325.568935][ T32] r4:00000001 [ 1325.568977][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.569018][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1325.569047][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.569076][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.569125][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.569161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.569209][ T32] r4:84789140 [ 1325.569253][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.569280][ T32] INFO: task kworker/1:37:3240 blocked for more than 452 seconds. [ 1325.569309][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.569338][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.569360][ T32] task:kworker/1:37 state:D stack:0 pid:3240 tgid:3240 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.569428][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.569472][ T32] Call trace: [ 1325.569527][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1325.569598][ T32] r10:829189c0 r9:dfcc1d84 r8:00000002 r7:60000113 r6:dfcc1d8c r5:8408bc00 [ 1325.569634][ T32] r4:8408bc00 ** 1 printk messages dropped ** [ 1325.569722][ T32] r5:8408bc00 r4:829189bc [ 1325.569745][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1325.569932][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1325.591328][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474b5c0 ** 10 printk messages dropped ** [ 1325.591806][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1325.592327][ T32] r4:8439f880 ** 4 printk messages dropped ** [ 1325.592905][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1325.593342][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 ** 8 printk messages dropped ** [ 1325.593668][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1325.594222][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1325.594450][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1325.594890][ T32] Call trace: ** 4 printk messages dropped ** [ 1325.595137][ T32] r5:8324bc00 r4:829189bc ** 1 printk messages dropped ** [ 1325.595200][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.595250][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcc5e08 [ 1325.595273][ T32] r4:00000000 [ 1325.595292][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1325.595385][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.595459][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.595536][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520ef40 [ 1325.595566][ T32] r4:00000000 [ 1325.595614][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.595690][ T32] r9:83018205 r8:8324bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1325.595716][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.595760][ T32] r5:00001000 r4:eb65d000 [ 1325.595780][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.595822][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.595887][ T32] r5:8578578c r4:85785400 [ 1325.595939][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.595990][ T32] r7:ddde2d40 r6:83018200 r5:8578578c r4:84764b80 [ 1325.596050][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.596116][ T32] r10:61c88647 r9:8324bc00 r8:84764bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.596177][ T32] r4:84764b80 [ 1325.596201][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.596254][ T32] r10:00000000 r9:84764b80 r8:8027ecf4 r7:dfcc1e60 r6:84735500 r5:8324bc00 [ 1325.596309][ T32] r4:00000001 [ 1325.596337][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.596386][ T32] Exception stack(0xdfcc5fb0 to 0xdfcc5ff8) [ 1325.596419][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.596450][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.596478][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.596509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.596532][ T32] r4:8439f880 [ 1325.596768][ T32] INFO: task kworker/1:38:3241 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1325.596807][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.596927][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.596984][ T32] Call trace: [ 1325.597018][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1325.597072][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1325.597097][ T32] r4:00000000 [ 1325.597118][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.597158][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1325.597190][ T32] dd20: c71a9000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1325.597233][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1325.597283][ T32] dd60: 80070013 ffffffff [ 1325.597314][ T32] r5:80070013 r4:80239bb0 [ 1325.597353][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.597401][ T32] r4:82ac11e4 [ 1325.597443][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.597512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1325.597559][ T32] r4:e044ddc0 [ 1325.597605][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.597655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 ** 2 printk messages dropped ** [ 1325.597745][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 ** 11 printk messages dropped ** [ 1325.598142][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 ** 12 printk messages dropped ** [ 1325.598769][ T32] task:kworker/1:39 state:D stack:0 pid:3246 tgid:3246 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1325.599141][ T32] r5:84878c00 r4:829189bc ** 5 printk messages dropped ** [ 1325.599370][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1325.599742][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1325.624681][ T32] r10:00000000 r9:84764c00 r8:8027ecf4 r7:dfcc1e60 r6:84735580 r5:84878c00 [ 1325.624736][ T32] r4:00000001 [ 1325.624791][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.624857][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1325.624923][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.624958][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.624989][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.625021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.625072][ T32] r4:8439f9c0 [ 1325.625497][ T32] INFO: task kworker/1:39:3246 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1325.625583][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.625673][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.625721][ T32] Call trace: [ 1325.625786][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1325.625844][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1325.625869][ T32] r4:00000000 [ 1325.625892][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.625935][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1325.625967][ T32] dd20: c77b9000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1325.625999][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1325.626024][ T32] dd60: 80070013 ffffffff [ 1325.626062][ T32] r5:80070013 r4:80239bb0 [ 1325.626119][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.626261][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1325.626351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 ** 6 printk messages dropped ** [ 1325.626645][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1325.627092][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1325.627444][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 5 printk messages dropped ** [ 1325.627639][ T32] task:kworker/1:40 state:D stack:0 pid:3247 tgid:3247 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.627750][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.627852][ T32] Call trace: [ 1325.627916][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1325.627972][ T32] r10:829189c0 r9:dfca1d84 r8:00000002 r7:60000113 r6:dfca1d8c r5:849ce000 [ 1325.627995][ T32] r4:849ce000 [ 1325.628027][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1325.628074][ T32] r5:849ce000 r4:829189bc [ 1325.628095][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.628138][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.628190][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfca1e08 [ 1325.628213][ T32] r4:00000000 [ 1325.628267][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1325.628311][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.628386][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.628437][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520efc0 [ 1325.628460][ T32] r4:00000000 [ 1325.628480][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.628553][ T32] r9:83018205 r8:849ce000 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1325.628603][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.628648][ T32] r5:00001000 r4:eb757000 [ 1325.628697][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.628773][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.628819][ T32] r5:85785f8c r4:85785c00 [ 1325.628839][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.628913][ T32] r7:ddde2d40 r6:83018200 r5:85785f8c r4:84764c80 [ 1325.628937][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.629029][ T32] r10:61c88647 r9:849ce000 r8:84764cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.629087][ T32] r4:84764c80 [ 1325.629123][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.629176][ T32] r10:00000000 r9:84764c80 r8:8027ecf4 r7:df9dde60 r6:84764d00 r5:849ce000 [ 1325.629228][ T32] r4:00000001 [ 1325.629250][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.629324][ T32] Exception stack(0xdfca1fb0 to 0xdfca1ff8) [ 1325.629357][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1325.629421][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1325.643486][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1325.643806][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1325.644082][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1325.644181][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1325.644712][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 ** 10 printk messages dropped ** [ 1325.645107][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1325.645510][ T32] r4:849cd400 ** 1 printk messages dropped ** [ 1325.645609][ T32] r5:849cd400 r4:829189bc ** 1 printk messages dropped ** [ 1325.645741][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1325.646012][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1325.646289][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.646342][ T32] r5:00001000 r4:eba09000 [ 1325.646449][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.646497][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.646541][ T32] r5:8578678c r4:85786400 [ 1325.646591][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.646671][ T32] r7:ddde2d40 r6:83018200 r5:8578678c r4:84764d80 [ 1325.646724][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.646779][ T32] r10:61c88647 r9:849cd400 r8:84764dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.646825][ T32] r4:84764d80 [ 1325.646849][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.646934][ T32] r10:00000000 r9:84764d80 r8:8027ecf4 r7:df9dde60 r6:84764e00 r5:849cd400 [ 1325.646961][ T32] r4:00000001 [ 1325.647009][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.647082][ T32] Exception stack(0xdfc7dfb0 to 0xdfc7dff8) [ 1325.647116][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.647147][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.647199][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.647245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.647272][ T32] r4:8439fc40 [ 1325.647681][ T32] INFO: task kworker/1:41:3249 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1325.647720][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.647820][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.647890][ T32] Call trace: [ 1325.647925][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1325.647980][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1325.648004][ T32] r4:00000000 [ 1325.648023][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.648063][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1325.648095][ T32] dd20: c7f78000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1325.648126][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1325.648152][ T32] dd60: 80070013 ffffffff [ 1325.648187][ T32] r5:80070013 r4:80239bb0 [ 1325.648212][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.648257][ T32] r4:82ac11e4 [ 1325.648278][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.648351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1325.648379][ T32] r4:e044ddc0 [ 1325.648420][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.648476][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1325.648501][ T32] r4:00000000 [ 1325.648521][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.648570][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1325.648592][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.648635][ T32] r5:00001000 r4:dfdd1000 [ 1325.648657][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.648716][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.648786][ T32] r5:84be3b8c r4:84be3800 [ 1325.648810][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.648860][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1325.648882][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.648954][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.648981][ T32] r4:847a6d80 [ 1325.649002][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.649052][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1325.649075][ T32] r4:00000001 [ 1325.649118][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.649189][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1325.649221][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.649281][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.649328][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.649398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.649430][ T32] r4:84789140 [ 1325.649452][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.649477][ T32] INFO: task kworker/1:42:3253 blocked for more than 452 seconds. [ 1325.649507][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.649564][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.649589][ T32] task:kworker/1:42 state:D stack:0 pid:3253 tgid:3253 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.649636][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.649675][ T32] Call trace: [ 1325.649744][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1325.649798][ T32] r10:829189c0 r9:df9c9d84 r8:00000002 r7:60000013 r6:df9c9d8c r5:849cbc00 [ 1325.649821][ T32] r4:849cbc00 [ 1325.649841][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1325.649950][ T32] r5:849cbc00 r4:829189bc [ 1325.675609][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.675704][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.675759][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9c9e08 [ 1325.675784][ T32] r4:00000000 [ 1325.675804][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1325.675846][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1325.676181][ T32] r5:00001000 r4:ebba5000 ** 6 printk messages dropped ** [ 1325.676561][ T32] r10:61c88647 r9:849cbc00 r8:84764eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1325.676942][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1325.677813][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.678070][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 9 printk messages dropped ** [ 1325.678468][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1325.678969][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1325.679265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1325.679677][ T32] r10:829189c0 r9:dfa21d84 r8:00000002 r7:60000113 r6:dfa21d8c r5:849cec00 ** 4 printk messages dropped ** [ 1325.688411][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1325.689003][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1325.689408][ T32] r4:84764f80 ** 5 printk messages dropped ** [ 1325.689670][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1325.694891][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 ** 5 printk messages dropped ** [ 1325.695171][ T32] dd60: 80070013 ffffffff [ 1325.695200][ T32] r5:80070013 r4:80239bb0 [ 1325.695222][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.695268][ T32] r4:82ac11e4 [ 1325.695288][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.695343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1325.695366][ T32] r4:e044ddc0 [ 1325.695408][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.695459][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1325.695484][ T32] r4:00000000 [ 1325.695526][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.695578][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1325.695600][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.695643][ T32] r5:00001000 r4:dfdd1000 [ 1325.695664][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.695705][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.695747][ T32] r5:84be3b8c r4:84be3800 [ 1325.695768][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.695814][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1325.695835][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.695885][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.695936][ T32] r4:847a6d80 [ 1325.696004][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.696058][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1325.696083][ T32] r4:00000001 [ 1325.696103][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.696140][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1325.696178][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.696213][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.696243][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.696275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.696307][ T32] r4:84789140 [ 1325.696348][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.696399][ T32] INFO: task kworker/1:44:3256 blocked for more than 452 seconds. [ 1325.696436][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.696463][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.696504][ T32] task:kworker/1:44 state:D stack:0 pid:3256 tgid:3256 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.696580][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.696744][ T32] Call trace: [ 1325.696777][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1325.696872][ T32] r10:829189c0 r9:df9d1d84 r8:00000002 r7:60000113 r6:df9d1d8c r5:838b0c00 [ 1325.696900][ T32] r4:838b0c00 [ 1325.696943][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1325.697013][ T32] r5:838b0c00 r4:829189bc [ 1325.697036][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.697079][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.697129][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9d1e08 [ 1325.697151][ T32] r4:00000000 [ 1325.697192][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1325.697236][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.697297][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.697355][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e6780 ** 2 printk messages dropped ** [ 1325.697461][ T32] r9:83018205 r8:838b0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 8 printk messages dropped ** [ 1325.697837][ T32] r10:61c88647 r9:838b0c00 r8:847860ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1325.698214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1325.698877][ T32] Exception stack(0xe044dd20 to 0xe044dd68) ** 5 printk messages dropped ** [ 1325.699152][ T32] r4:82ac11e4 [ 1325.699176][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.699224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1325.699248][ T32] r4:e044ddc0 [ 1325.699268][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.699314][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1325.699342][ T32] r4:00000000 [ 1325.699365][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.699419][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1325.699442][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.699486][ T32] r5:00001000 r4:dfdd1000 [ 1325.699506][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.699547][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.699612][ T32] r5:84be3b8c r4:84be3800 [ 1325.699636][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.699705][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1325.699729][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.699781][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.699812][ T32] r4:847a6d80 [ 1325.699844][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.712761][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1325.712800][ T32] r4:00000001 [ 1325.712824][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.712888][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1325.712924][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.712956][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.712984][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.713041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.713108][ T32] r4:84789140 [ 1325.713135][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.713197][ T32] INFO: task kworker/1:45:3258 blocked for more than 452 seconds. [ 1325.713257][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.713297][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.713330][ T32] task:kworker/1:45 state:D stack:0 pid:3258 tgid:3258 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.713388][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.713495][ T32] Call trace: [ 1325.713554][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1325.713611][ T32] r10:829189c0 r9:dfa55d84 r8:00000002 r7:60000113 r6:dfa55d8c r5:83aa4800 [ 1325.713635][ T32] r4:83aa4800 [ 1325.713655][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1325.713699][ T32] r5:83aa4800 r4:829189bc [ 1325.713719][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.713761][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.713810][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa55e08 [ 1325.713859][ T32] r4:00000000 [ 1325.713884][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1325.713925][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.713967][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.714012][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e6f40 [ 1325.714059][ T32] r4:00000000 [ 1325.714083][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.714186][ T32] r9:83018205 r8:83aa4800 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1325.714215][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.714260][ T32] r5:00001000 r4:ec5f1000 [ 1325.714280][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.714330][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.714375][ T32] r5:8578938c r4:85789000 [ 1325.714396][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.714443][ T32] r7:ddde2d40 r6:83018200 r5:8578938c r4:84786180 [ 1325.714508][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.714565][ T32] r10:61c88647 r9:83aa4800 r8:847861ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.714590][ T32] r4:84786180 [ 1325.714610][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.714658][ T32] r10:00000000 r9:84786180 r8:8027ecf4 r7:dfa21e60 r6:84786200 r5:83aa4800 ** 3 printk messages dropped ** [ 1325.714765][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1325.715411][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1325.715791][ T32] dd60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1325.715991][ T32] r4:e044ddc0 ** 2 printk messages dropped ** [ 1325.716099][ T32] r4:00000000 [ 1325.716122][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.716180][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1325.716206][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.716250][ T32] r5:00001000 r4:dfdd1000 [ 1325.716270][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.716310][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.716358][ T32] r5:84be3b8c r4:84be3800 [ 1325.716378][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.716424][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1325.716471][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.716526][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.716549][ T32] r4:847a6d80 [ 1325.716568][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.716617][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1325.716639][ T32] r4:00000001 [ 1325.716659][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1325.716799][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1325.717199][ T32] Call trace: ** 4 printk messages dropped ** [ 1325.717474][ T32] r5:849d0000 r4:829189bc [ 1325.717494][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1325.717642][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1325.717768][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1325.718148][ T32] r5:8578838c r4:85788000 ** 3 printk messages dropped ** [ 1325.718394][ T32] r10:61c88647 r9:849d0000 r8:847862ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1325.718754][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1325.719290][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.719579][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 8 printk messages dropped ** [ 1325.742766][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 ** 8 printk messages dropped ** [ 1325.743098][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1325.743460][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.743772][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.744097][ T32] r5:849d0c00 r4:829189bc ** 3 printk messages dropped ** [ 1325.744236][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1325.744463][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e6d40 [ 1325.744490][ T32] r4:00000000 [ 1325.744510][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.744556][ T32] r9:83018205 r8:849d0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1325.744606][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.744687][ T32] r5:00001000 r4:ec5c3000 [ 1325.744711][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.744782][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.744882][ T32] r5:85788b8c r4:85788800 [ 1325.744906][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.744988][ T32] r7:ddde2d40 r6:83018200 r5:85788b8c r4:84786380 [ 1325.745109][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.745206][ T32] r10:61c88647 r9:849d0c00 r8:847863ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.745234][ T32] r4:84786380 [ 1325.745254][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.745304][ T32] r10:00000000 r9:84786380 r8:8027ecf4 r7:dfa55e60 r6:84786400 r5:849d0c00 [ 1325.745333][ T32] r4:00000001 [ 1325.745353][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.745389][ T32] Exception stack(0xdfa75fb0 to 0xdfa75ff8) [ 1325.745417][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.745452][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.745494][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.745530][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.745554][ T32] r4:84787180 [ 1325.745926][ T32] INFO: task kworker/1:47:3262 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1325.745987][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.746125][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.746229][ T32] Call trace: [ 1325.746263][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1325.746317][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1325.746350][ T32] r4:00000000 [ 1325.746371][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.746433][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1325.746471][ T32] dd20: c9384000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1325.746505][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1325.746551][ T32] dd60: 80070013 ffffffff [ 1325.746579][ T32] r5:80070013 r4:80239bb0 [ 1325.746601][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.746646][ T32] r4:82ac11e4 [ 1325.746666][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.746712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1325.746736][ T32] r4:e044ddc0 [ 1325.746756][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.746802][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1325.746825][ T32] r4:00000000 [ 1325.746846][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.746907][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1325.746962][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.747035][ T32] r5:00001000 r4:dfdd1000 [ 1325.747069][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.747115][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.747165][ T32] r5:84be3b8c r4:84be3800 [ 1325.747195][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.747248][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1325.747269][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.747351][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.747381][ T32] r4:847a6d80 [ 1325.747402][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.747453][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 ** 2 printk messages dropped ** [ 1325.747532][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) ** 6 printk messages dropped ** [ 1325.747776][ T32] INFO: task kworker/1:48:3263 blocked for more than 452 seconds. ** 7 printk messages dropped ** [ 1325.748116][ T32] r4:849d1800 ** 1 printk messages dropped ** [ 1325.748190][ T32] r5:849d1800 r4:829189bc [ 1325.748221][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1325.748480][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1325.748843][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1325.749171][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 1325.749617][ T32] INFO: task kworker/1:48:3263 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1325.749652][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.749719][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.749791][ T32] Call trace: [ 1325.772970][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1325.773066][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1325.773118][ T32] r4:00000000 [ 1325.773165][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.773213][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1325.773249][ T32] dd20: c98ce000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1325.773281][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1325.773306][ T32] dd60: 80070013 ffffffff [ 1325.773341][ T32] r5:80070013 r4:80239bb0 [ 1325.773363][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.773413][ T32] r4:82ac11e4 [ 1325.773455][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.773511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1325.773536][ T32] r4:e044ddc0 [ 1325.773577][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.773638][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1325.773665][ T32] r4:00000000 [ 1325.773686][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.773764][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1325.773828][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.773894][ T32] r5:00001000 r4:dfdd1000 [ 1325.773918][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.773962][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.774005][ T32] r5:84be3b8c r4:84be3800 ** 1 printk messages dropped ** [ 1325.774101][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 ** 5 printk messages dropped ** [ 1325.774398][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1325.774636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1325.775041][ T32] r10:829189c0 r9:dfa81d84 r8:00000002 r7:60000013 r6:dfa81d8c r5:849d2400 ** 2 printk messages dropped ** [ 1325.775130][ T32] r5:849d2400 r4:829189bc [ 1325.775171][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.775240][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.775305][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa81e08 [ 1325.775337][ T32] r4:00000000 [ 1325.775381][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1325.775447][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.775490][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.775547][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e66c0 [ 1325.775575][ T32] r4:00000000 [ 1325.775605][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.775675][ T32] r9:83018205 r8:849d2400 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1325.775701][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.775765][ T32] r5:00001000 r4:ec719000 [ 1325.775809][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.775855][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.775917][ T32] r5:8578978c r4:85789400 [ 1325.775941][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.775987][ T32] r7:ddde2d40 r6:83018200 r5:8578978c r4:84786580 [ 1325.776037][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.776092][ T32] r10:61c88647 r9:849d2400 r8:847865ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.776126][ T32] r4:84786580 [ 1325.776150][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.776201][ T32] r10:00000000 r9:84786580 r8:8027ecf4 r7:dfa55e60 r6:84786600 r5:849d2400 [ 1325.776246][ T32] r4:00000001 [ 1325.776269][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.776307][ T32] Exception stack(0xdfa81fb0 to 0xdfa81ff8) [ 1325.776339][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.776370][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.776428][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.776464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.776487][ T32] r4:84787680 [ 1325.776791][ T32] INFO: task kworker/1:49:3266 is blocked on a mutex likely owned by task kworker/1:209:3661. ** 9 printk messages dropped ** [ 1325.777324][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1325.777745][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1325.777971][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 11 printk messages dropped ** [ 1325.778538][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) ** 6 printk messages dropped ** [ 1325.778803][ T32] INFO: task kworker/1:51:3269 blocked for more than 452 seconds. ** 9 printk messages dropped ** [ 1325.779240][ T32] r5:849d3c00 r4:829189bc [ 1325.779268][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1325.779391][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1325.779610][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 6 printk messages dropped ** [ 1325.787528][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1325.788001][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.788679][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1325.788734][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1325.788759][ T32] r4:00000000 [ 1325.788779][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.788840][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1325.788876][ T32] dd20: c98ce000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1325.788908][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1325.788944][ T32] dd60: 80070013 ffffffff [ 1325.788973][ T32] r5:80070013 r4:80239bb0 [ 1325.789011][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.789060][ T32] r4:82ac11e4 [ 1325.789082][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.789138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1325.789165][ T32] r4:e044ddc0 [ 1325.789210][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.789263][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1325.789287][ T32] r4:00000000 [ 1325.789307][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.789361][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1325.789382][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.789430][ T32] r5:00001000 r4:dfdd1000 [ 1325.789450][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.789493][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.789538][ T32] r5:84be3b8c r4:84be3800 [ 1325.789559][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.789606][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1325.789641][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.789718][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.789771][ T32] r4:847a6d80 [ 1325.789804][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.800232][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1325.800279][ T32] r4:00000001 [ 1325.800305][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.800383][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1325.800421][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.800491][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.800526][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.800572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.800602][ T32] r4:84789140 [ 1325.800628][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.800840][ T32] INFO: task kworker/0:61:3566 blocked for more than 452 seconds. [ 1325.800880][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.800908][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.800932][ T32] task:kworker/0:61 state:D stack:0 pid:3566 tgid:3566 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.801015][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.801064][ T32] Call trace: [ 1325.801108][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1325.801304][ T32] r5:84b64800 r4:829189bc [ 1325.801335][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1325.801509][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1325.801681][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b68c40 ** 9 printk messages dropped ** [ 1325.802098][ T32] r7:dddced40 r6:83018000 r5:8498d78c r4:84808100 ** 8 printk messages dropped ** [ 1325.802514][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1325.803059][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1325.803456][ T32] dd60: 80070013 ffffffff ** 2 printk messages dropped ** [ 1325.803575][ T32] r4:82ac11e4 [ 1325.803596][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.803665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1325.803693][ T32] r4:e044ddc0 [ 1325.803713][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.803760][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1325.803783][ T32] r4:00000000 [ 1325.803822][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.803883][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1325.803931][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.804004][ T32] r5:00001000 r4:dfdd1000 [ 1325.804028][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.804098][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.804166][ T32] r5:84be3b8c r4:84be3800 [ 1325.804190][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.804239][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1325.804260][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.804309][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.804359][ T32] r4:847a6d80 [ 1325.804384][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.804455][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1325.804482][ T32] r4:00000001 [ 1325.804503][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.804541][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1325.804569][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.804598][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.804626][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.804657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.804680][ T32] r4:84789140 [ 1325.804699][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.804729][ T32] INFO: task kworker/0:66:3597 blocked for more than 452 seconds. [ 1325.804759][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.804794][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.804844][ T32] task:kworker/0:66 state:D stack:0 pid:3597 tgid:3597 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1325.804947][ T32] Call trace: ** 4 printk messages dropped ** [ 1325.805152][ T32] r5:8491a400 r4:829189bc [ 1325.805172][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.805213][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.805262][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e00b1e08 [ 1325.805306][ T32] r4:00000000 [ 1325.805335][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1325.805377][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.805417][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.805469][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b68d40 [ 1325.805494][ T32] r4:00000000 [ 1325.805514][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.805559][ T32] r9:83018005 r8:8491a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1325.805590][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.805637][ T32] r5:00001000 r4:e04b5000 [ 1325.805658][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.805698][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.805748][ T32] r5:84bb038c r4:84bb0000 [ 1325.805794][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.805844][ T32] r7:dddced40 r6:83018000 r5:84bb038c r4:84808a00 [ 1325.805901][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.805977][ T32] r10:61c88647 r9:8491a400 r8:84808a2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.806003][ T32] r4:84808a00 [ 1325.806052][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.806125][ T32] r10:00000000 r9:84808a00 r8:8027ecf4 r7:e0081e60 r6:84808a80 r5:8491a400 [ 1325.806153][ T32] r4:00000001 [ 1325.806187][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.806225][ T32] Exception stack(0xe00b1fb0 to 0xe00b1ff8) [ 1325.806264][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1325.806641][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1325.807325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 ** 9 printk messages dropped ** [ 1325.807759][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1325.807974][ T32] r4:847a6d80 ** 2 printk messages dropped ** [ 1325.808070][ T32] r4:00000001 [ 1325.808089][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.808125][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1325.808153][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.808184][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.808237][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.808281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.808307][ T32] r4:84789140 [ 1325.808334][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.808374][ T32] INFO: task kworker/1:208:3660 blocked for more than 452 seconds. [ 1325.808404][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.808446][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.808487][ T32] task:kworker/1:208 state:D stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.808537][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.808610][ T32] Call trace: [ 1325.808666][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1325.808741][ T32] r10:829189c0 r9:e0451d84 r8:00000002 r7:60000013 r6:e0451d8c r5:84b73c00 [ 1325.808769][ T32] r4:84b73c00 [ 1325.808789][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1325.808834][ T32] r5:84b73c00 r4:829189bc [ 1325.808854][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.808914][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.808968][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0451e08 [ 1325.809014][ T32] r4:00000000 [ 1325.809059][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1325.809125][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1325.809367][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1325.809793][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1325.833115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1325.834025][ T32] Exception stack(0xe044dd20 to 0xe044dd68) ** 8 printk messages dropped ** [ 1325.834446][ T32] r4:e044ddc0 ** 4 printk messages dropped ** [ 1325.834626][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 ** 8 printk messages dropped ** [ 1325.835246][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 13 printk messages dropped ** [ 1325.835782][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1325.836207][ T32] r5:84b76000 r4:829189bc ** 1 printk messages dropped ** [ 1325.836332][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1325.836511][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1325.836881][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1325.837260][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1325.837351][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.837383][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.837411][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.837443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.837466][ T32] r4:847894c0 [ 1325.837694][ T32] INFO: task kworker/1:210:3664 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1325.837731][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.837865][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.837941][ T32] Call trace: [ 1325.837976][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1325.838051][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1325.838104][ T32] r4:00000000 [ 1325.838127][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.838182][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1325.838227][ T32] dd20: ca0e0000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1325.838262][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1325.838288][ T32] dd60: 80070013 ffffffff [ 1325.838314][ T32] r5:80070013 r4:80239bb0 [ 1325.838340][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.838384][ T32] r4:82ac11e4 [ 1325.838415][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.838466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1325.838490][ T32] r4:e044ddc0 [ 1325.838531][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.838593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1325.838620][ T32] r4:00000000 [ 1325.838639][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.838721][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1325.838759][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.838807][ T32] r5:00001000 r4:dfdd1000 [ 1325.838850][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.838896][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.838938][ T32] r5:84be3b8c r4:84be3800 [ 1325.838958][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.839005][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1325.839047][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.839101][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.839124][ T32] r4:847a6d80 [ 1325.839168][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.839223][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1325.839247][ T32] r4:00000001 [ 1325.839292][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.839337][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1325.839366][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.839396][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.839450][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.839486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.839511][ T32] r4:84789140 [ 1325.839530][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.839555][ T32] INFO: task kworker/1:211:3667 blocked for more than 452 seconds. ** 3 printk messages dropped ** [ 1325.839762][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.858474][ T32] r5:84b76c00 r4:829189bc [ 1325.858499][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1325.858662][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1325.858994][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1325.859311][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1325.859803][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1325.865824][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1325.866503][ T32] dd20: ca56b000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 ** 7 printk messages dropped ** [ 1325.867155][ T32] r4:e044ddc0 ** 2 printk messages dropped ** [ 1325.867394][ T32] r4:00000000 [ 1325.867476][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.867594][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1325.867651][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.867760][ T32] r5:00001000 r4:dfdd1000 [ 1325.867813][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.867909][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.868007][ T32] r5:84be3b8c r4:84be3800 [ 1325.868058][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.868184][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1325.868254][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.868382][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.868452][ T32] r4:847a6d80 [ 1325.868503][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.868619][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1325.868678][ T32] r4:00000001 [ 1325.868756][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.868857][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1325.868928][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.869024][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.869105][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.869181][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.869242][ T32] r4:84789140 [ 1325.869314][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.869400][ T32] INFO: task kworker/1:212:3668 blocked for more than 452 seconds. [ 1325.869470][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.869529][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.869592][ T32] task:kworker/1:212 state:D stack:0 pid:3668 tgid:3668 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.869700][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.869786][ T32] Call trace: [ 1325.869858][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1325.900309][ T32] r10:829189c0 r9:e045dd84 r8:00000002 r7:60000113 r6:e045dd8c r5:84b75400 [ 1325.900388][ T32] r4:84b75400 [ 1325.900415][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1325.900485][ T32] r5:84b75400 r4:829189bc [ 1325.900530][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.900581][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.900665][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e045de08 [ 1325.900693][ T32] r4:00000000 [ 1325.900742][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1325.900801][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.900850][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.900899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789900 [ 1325.900945][ T32] r4:00000000 [ 1325.900978][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.901033][ T32] r9:83018205 r8:84b75400 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1325.901079][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.901132][ T32] r5:00001000 r4:e004f000 [ 1325.901153][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1325.901427][ T32] r10:61c88647 r9:84b75400 r8:850210ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1325.901785][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1325.902659][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1325.902805][ T32] dd60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1325.902982][ T32] r4:e044ddc0 ** 4 printk messages dropped ** [ 1325.903184][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 ** 9 printk messages dropped ** [ 1325.903663][ T32] r4:847a6d80 ** 6 printk messages dropped ** [ 1325.903976][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1325.904244][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1325.904627][ T32] r5:84b70000 r4:829189bc [ 1325.904647][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1325.904760][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1325.904894][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1325.905319][ T32] r5:84be578c r4:84be5400 ** 4 printk messages dropped ** [ 1325.905546][ T32] r4:85021180 ** 3 printk messages dropped ** [ 1325.905682][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.905722][ T32] Exception stack(0xe0465fb0 to 0xe0465ff8) [ 1325.905759][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.905793][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.905830][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.905887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.905913][ T32] r4:84789700 [ 1325.906194][ T32] INFO: task kworker/1:213:3669 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1325.906244][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.906342][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.906385][ T32] Call trace: [ 1325.906431][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1325.906489][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1325.906513][ T32] r4:00000000 [ 1325.906553][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.906597][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1325.906639][ T32] dd20: cac1a000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1325.906696][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1325.906746][ T32] dd60: 80070013 ffffffff [ 1325.906775][ T32] r5:80070013 r4:80239bb0 [ 1325.906817][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.906865][ T32] r4:82ac11e4 [ 1325.906886][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.906942][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1325.906969][ T32] r4:e044ddc0 [ 1325.907010][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.907074][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1325.907103][ T32] r4:00000000 [ 1325.907124][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.907181][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1325.907207][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.907252][ T32] r5:00001000 r4:dfdd1000 [ 1325.907285][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.907330][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.907383][ T32] r5:84be3b8c r4:84be3800 [ 1325.907406][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.907454][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1325.907475][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.907523][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.907557][ T32] r4:847a6d80 [ 1325.907581][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.907653][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1325.907681][ T32] r4:00000001 [ 1325.907711][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.907750][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1325.907779][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.907809][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.907837][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.907913][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.907940][ T32] r4:84789140 [ 1325.907961][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.907986][ T32] INFO: task kworker/1:214:3672 blocked for more than 452 seconds. [ 1325.908025][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.908072][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 2 printk messages dropped ** [ 1325.908179][ T32] Call trace: ** 4 printk messages dropped ** [ 1325.908344][ T32] r5:84b7ec00 r4:829189bc [ 1325.908396][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1325.908737][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789d00 ** 8 printk messages dropped ** [ 1325.909142][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1325.909543][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1325.930942][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 ** 11 printk messages dropped ** [ 1325.931552][ T32] r4:e044ddc0 ** 4 printk messages dropped ** [ 1325.931911][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 ** 6 printk messages dropped ** [ 1325.932368][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 ** 7 printk messages dropped ** [ 1325.932789][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) ** 7 printk messages dropped ** [ 1325.933130][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1325.933447][ T32] r4:84b80000 ** 1 printk messages dropped ** [ 1325.933511][ T32] r5:84b80000 r4:829189bc ** 2 printk messages dropped ** [ 1325.933693][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0479e08 [ 1325.933741][ T32] r4:00000000 [ 1325.933765][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1325.933808][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.933847][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.933931][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789e40 [ 1325.933960][ T32] r4:00000000 [ 1325.934003][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.934053][ T32] r9:83018205 r8:84b80000 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1325.934090][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.934136][ T32] r5:00001000 r4:e047b000 [ 1325.934195][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.934264][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.934325][ T32] r5:84be538c r4:84be5000 [ 1325.934373][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.934461][ T32] r7:ddde2d40 r6:83018200 r5:84be538c r4:85021380 [ 1325.934508][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.934587][ T32] r10:61c88647 r9:84b80000 r8:850213ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.934655][ T32] r4:85021380 [ 1325.934678][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.934727][ T32] r10:00000000 r9:85021380 r8:8027ecf4 r7:e0465e60 r6:85021400 r5:84b80000 [ 1325.934772][ T32] r4:00000001 [ 1325.934796][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.934834][ T32] Exception stack(0xe0479fb0 to 0xe0479ff8) [ 1325.934871][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.934904][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.934942][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.934977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.935002][ T32] r4:84789d80 [ 1325.935378][ T32] INFO: task kworker/1:215:3674 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1325.935437][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.935500][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.935558][ T32] Call trace: [ 1325.935612][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1325.935670][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1325.935703][ T32] r4:00000000 [ 1325.935726][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.935819][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1325.935854][ T32] dd20: cafef000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1325.935886][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1325.935910][ T32] dd60: 80070013 ffffffff [ 1325.935954][ T32] r5:80070013 r4:80239bb0 [ 1325.935979][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.936023][ T32] r4:82ac11e4 [ 1325.936071][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.936126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1325.936176][ T32] r4:e044ddc0 [ 1325.936222][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.936301][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1325.936360][ T32] r4:00000000 [ 1325.936411][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.936482][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1325.936509][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.936555][ T32] r5:00001000 r4:dfdd1000 [ 1325.936608][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.936654][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.936708][ T32] r5:84be3b8c r4:84be3800 [ 1325.936731][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.936779][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1325.936821][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.936885][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.936930][ T32] r4:847a6d80 [ 1325.936953][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.937016][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1325.937063][ T32] r4:00000001 [ 1325.937097][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.937136][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1325.937185][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.937219][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.937269][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.937333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.937360][ T32] r4:84789140 [ 1325.937403][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 5 printk messages dropped ** [ 1325.937743][ T32] Call trace: ** 4 printk messages dropped ** [ 1325.938004][ T32] r5:84b80c00 r4:829189bc [ 1325.938025][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1325.938226][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1325.938318][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1325.938959][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1325.939627][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1325.966612][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.967633][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 ** 11 printk messages dropped ** [ 1325.968116][ T32] r4:e044ddc0 ** 4 printk messages dropped ** [ 1325.968316][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 ** 8 printk messages dropped ** [ 1325.968751][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1325.969365][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.969408][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.969449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.969474][ T32] r4:84789140 [ 1325.969499][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.969542][ T32] INFO: task kworker/1:217:3678 blocked for more than 452 seconds. [ 1325.969600][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.969632][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.969654][ T32] task:kworker/1:217 state:D stack:0 pid:3678 tgid:3678 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.969727][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.969768][ T32] Call trace: [ 1325.969800][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1325.969851][ T32] r10:829189c0 r9:e046dd84 r8:00000002 r7:60000113 r6:e046dd8c r5:84b82400 [ 1325.969876][ T32] r4:84b82400 [ 1325.969974][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1325.974441][ T32] r5:84b82400 r4:829189bc [ 1325.974486][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.974578][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.974641][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e046de08 [ 1325.974691][ T32] r4:00000000 [ 1325.974740][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1325.974807][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.974866][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.974918][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8502c2c0 [ 1325.974963][ T32] r4:00000000 [ 1325.974997][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1325.975054][ T32] r9:83018205 r8:84b82400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1325.975087][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1325.975137][ T32] r5:00001000 r4:e049b000 [ 1325.975160][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1325.975204][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.975257][ T32] r5:84be5f8c r4:84be5c00 [ 1325.975282][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1325.975332][ T32] r7:ddde2d40 r6:83018200 r5:84be5f8c r4:85021580 [ 1325.975354][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1325.975435][ T32] r10:61c88647 r9:84b82400 r8:850215ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.975473][ T32] r4:85021580 [ 1325.975518][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1325.975572][ T32] r10:00000000 r9:85021580 r8:8027ecf4 r7:e0485e60 r6:85021600 r5:84b82400 [ 1325.975598][ T32] r4:00000001 [ 1325.975618][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.975658][ T32] Exception stack(0xe046dfb0 to 0xe046dff8) [ 1325.975689][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.975741][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.975806][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.975863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1325.975892][ T32] r4:8502c280 [ 1325.976330][ T32] INFO: task kworker/1:217:3678 is blocked on a mutex likely owned by task kworker/1:209:3661. ** 1 printk messages dropped ** [ 1325.976467][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1325.976904][ T32] dd60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1325.977176][ T32] r4:e044ddc0 ** 4 printk messages dropped ** [ 1325.977368][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 ** 9 printk messages dropped ** [ 1325.977913][ T32] r4:847a6d80 ** 4 printk messages dropped ** [ 1325.978145][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) ** 4 printk messages dropped ** [ 1325.978446][ T32] r4:84789140 ** 1 printk messages dropped ** [ 1325.978503][ T32] INFO: task kworker/1:218:3680 blocked for more than 452 seconds. [ 1325.978536][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.978564][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.978613][ T32] task:kworker/1:218 state:D stack:0 pid:3680 tgid:3680 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.978667][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.978729][ T32] Call trace: [ 1325.978800][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1325.978891][ T32] r10:829189c0 r9:e04add84 r8:00000002 r7:60000113 r6:e04add8c r5:848ebc00 [ 1325.978962][ T32] r4:848ebc00 [ 1325.978987][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1325.979034][ T32] r5:848ebc00 r4:829189bc [ 1325.979054][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.979121][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.979186][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04ade08 [ 1325.979242][ T32] r4:00000000 [ 1325.979268][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1325.979311][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.979356][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1325.979403][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8502ccc0 [ 1325.979454][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1325.979651][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1325.997413][ T32] r4:85021680 ** 7 printk messages dropped ** [ 1325.997801][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.998902][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 ** 10 printk messages dropped ** [ 1325.999430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 ** 8 printk messages dropped ** [ 1325.999799][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1326.013663][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1326.013915][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.014341][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.014620][ T32] r5:84b83000 r4:829189bc ** 1 printk messages dropped ** [ 1326.014712][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1326.015276][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1326.015556][ T32] r7:ddde2d40 r6:83018200 r5:84be638c r4:85021700 ** 2 printk messages dropped ** [ 1326.015663][ T32] r4:85021700 [ 1326.015686][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.015735][ T32] r10:00000000 r9:85021700 r8:8027ecf4 r7:e04ade60 r6:85021780 r5:84b83000 [ 1326.015761][ T32] r4:00000001 [ 1326.015781][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.015836][ T32] Exception stack(0xe04a1fb0 to 0xe04a1ff8) [ 1326.015911][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.015971][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.016003][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.016035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.016059][ T32] r4:8502c380 [ 1326.016493][ T32] INFO: task kworker/1:219:3681 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1326.016568][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.016638][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.016682][ T32] Call trace: [ 1326.016722][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1326.016801][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1326.016855][ T32] r4:00000000 [ 1326.016906][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.016973][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1326.017018][ T32] dd20: cbd11000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1326.017098][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1326.017130][ T32] dd60: 80070013 ffffffff [ 1326.017179][ T32] r5:80070013 r4:80239bb0 [ 1326.017228][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.017278][ T32] r4:82ac11e4 [ 1326.017300][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.017351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1326.017399][ T32] r4:e044ddc0 [ 1326.017470][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.017533][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1326.017581][ T32] r4:00000000 [ 1326.017605][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.017678][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1326.017726][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.017774][ T32] r5:00001000 r4:dfdd1000 [ 1326.017816][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.017872][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.017920][ T32] r5:84be3b8c r4:84be3800 [ 1326.017941][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.017990][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1326.018012][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.018083][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.018111][ T32] r4:847a6d80 [ 1326.018152][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.018269][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1326.018297][ T32] r4:00000001 [ 1326.018319][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.018357][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1326.018386][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.018416][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.018445][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.018477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.018501][ T32] r4:84789140 [ 1326.018544][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.018595][ T32] INFO: task kworker/0:67:3684 blocked for more than 452 seconds. [ 1326.018629][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.018655][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.018698][ T32] task:kworker/0:67 state:D stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.018760][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.018830][ T32] Call trace: [ 1326.018877][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1326.018931][ T32] r10:829189c0 r9:e04d1d84 r8:00000002 r7:60000113 r6:e04d1d8c r5:84b84800 [ 1326.018955][ T32] r4:84b84800 [ 1326.018976][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1326.019030][ T32] r5:84b84800 r4:829189bc [ 1326.019054][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.019103][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.019155][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04d1e08 [ 1326.019178][ T32] r4:00000000 [ 1326.019219][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1326.019264][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.019304][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.019350][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b68e80 [ 1326.019374][ T32] r4:00000000 [ 1326.019419][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1326.019715][ T32] r5:84bb078c r4:84bb0400 ** 6 printk messages dropped ** [ 1326.032963][ T32] r10:00000000 r9:84b6a180 r8:8027ecf4 r7:e00b1e60 r6:85021800 r5:84b84800 ** 9 printk messages dropped ** [ 1326.033723][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1326.034578][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 1326.034839][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 ** 6 printk messages dropped ** [ 1326.035146][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 ** 4 printk messages dropped ** [ 1326.035374][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1326.035423][ T32] r4:00000001 [ 1326.035448][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.035487][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1326.035516][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.035569][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.035620][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.035676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.035703][ T32] r4:84789140 [ 1326.035749][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.035784][ T32] INFO: task kworker/0:68:3686 blocked for more than 452 seconds. [ 1326.035819][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.035868][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.035893][ T32] task:kworker/0:68 state:D stack:0 pid:3686 tgid:3686 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.035943][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.036011][ T32] Call trace: [ 1326.036055][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1326.036138][ T32] r10:829189c0 r9:e04d9d84 r8:00000002 r7:60000113 r6:e04d9d8c r5:84b81800 [ 1326.036166][ T32] r4:84b81800 [ 1326.036187][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1326.036233][ T32] r5:84b81800 r4:829189bc [ 1326.036253][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.036295][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.036368][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04d9e08 [ 1326.036397][ T32] r4:00000000 [ 1326.036441][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1326.036487][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.036527][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.036573][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85057580 [ 1326.036597][ T32] r4:00000000 [ 1326.036616][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.036662][ T32] r9:83018005 r8:84b81800 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1326.036684][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.036725][ T32] r5:00001000 r4:dff71000 [ 1326.036745][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.036808][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.036877][ T32] r5:84bfaf8c r4:84bfac00 [ 1326.036902][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.036957][ T32] r7:dddced40 r6:83018000 r5:84bfaf8c r4:84b6a200 [ 1326.036984][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.037035][ T32] r10:61c88647 r9:84b81800 r8:84b6a22c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.037059][ T32] r4:84b6a200 [ 1326.037117][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.037170][ T32] r10:00000000 r9:84b6a200 r8:8027ecf4 r7:e04d1e60 r6:85021880 r5:84b81800 [ 1326.037194][ T32] r4:00000001 [ 1326.037214][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.037253][ T32] Exception stack(0xe04d9fb0 to 0xe04d9ff8) [ 1326.037281][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.037312][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.037365][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.037402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.037426][ T32] r4:84b68d00 [ 1326.037725][ T32] INFO: task kworker/0:68:3686 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1326.037763][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.037858][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.037904][ T32] Call trace: [ 1326.037934][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1326.038008][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1326.038058][ T32] r4:00000000 [ 1326.038109][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.038232][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1326.038295][ T32] dd20: cbe12000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1326.038338][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1326.038389][ T32] dd60: 80070013 ffffffff [ 1326.038429][ T32] r5:80070013 r4:80239bb0 [ 1326.038453][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.038500][ T32] r4:82ac11e4 [ 1326.038522][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.038570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1326.038622][ T32] r4:e044ddc0 [ 1326.038648][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.038726][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1326.038777][ T32] r4:00000000 [ 1326.038800][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.038849][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1326.038872][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.038950][ T32] r5:00001000 r4:dfdd1000 [ 1326.038974][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.039017][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.039086][ T32] r5:84be3b8c r4:84be3800 [ 1326.039132][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.039190][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1326.039237][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.039314][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.039347][ T32] r4:847a6d80 [ 1326.039370][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.039461][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1326.039499][ T32] r4:00000001 [ 1326.039534][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.039587][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1326.039617][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.039671][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.039726][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.039767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.039791][ T32] r4:84789140 [ 1326.039814][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.039840][ T32] INFO: task kworker/0:69:3687 blocked for more than 452 seconds. [ 1326.040009][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.060498][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.060556][ T32] task:kworker/0:69 state:D stack:0 pid:3687 tgid:3687 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.060625][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.060689][ T32] Call trace: [ 1326.060752][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1326.060872][ T32] r10:829189c0 r9:e04ddd84 r8:00000002 r7:60000113 r6:e04ddd8c r5:84b83c00 [ 1326.060936][ T32] r4:84b83c00 [ 1326.061017][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1326.061098][ T32] r5:84b83c00 r4:829189bc [ 1326.061124][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.061168][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.061221][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04dde08 [ 1326.061246][ T32] r4:00000000 [ 1326.061268][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1326.061309][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.061356][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.061407][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850366c0 [ 1326.061465][ T32] r4:00000000 [ 1326.061495][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.061627][ T32] r9:83018005 r8:84b83c00 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1326.061719][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.061789][ T32] r5:00001000 r4:dff5d000 [ 1326.061842][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.061889][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.061935][ T32] r5:84bb0f8c r4:84bb0c00 [ 1326.061956][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.062031][ T32] r7:dddced40 r6:83018000 r5:84bb0f8c r4:84b6a280 [ 1326.062058][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.062116][ T32] r10:61c88647 r9:84b83c00 r8:84b6a2ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.062166][ T32] r4:84b6a280 [ 1326.062274][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.062336][ T32] r10:00000000 r9:84b6a280 r8:8027ecf4 r7:e04d9e60 r6:85021900 r5:84b83c00 [ 1326.062363][ T32] r4:00000001 [ 1326.062385][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.062425][ T32] Exception stack(0xe04ddfb0 to 0xe04ddff8) [ 1326.062457][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.062489][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.062519][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.062552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.062587][ T32] r4:84b68d00 [ 1326.063000][ T32] INFO: task kworker/0:69:3687 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1326.063069][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.063173][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.063218][ T32] Call trace: [ 1326.063300][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1326.063379][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1326.063406][ T32] r4:00000000 [ 1326.063427][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.063468][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1326.063502][ T32] dd20: cc263000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1326.063547][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1326.063577][ T32] dd60: 80070013 ffffffff [ 1326.063603][ T32] r5:80070013 r4:80239bb0 [ 1326.063763][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.063839][ T32] r4:82ac11e4 [ 1326.063862][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.063911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1326.063935][ T32] r4:e044ddc0 [ 1326.063977][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.064025][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1326.064107][ T32] r4:00000000 [ 1326.064135][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.064185][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1326.064227][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.064311][ T32] r5:00001000 r4:dfdd1000 [ 1326.064359][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.064408][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.064453][ T32] r5:84be3b8c r4:84be3800 [ 1326.064473][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.064520][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1326.064568][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.064623][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.064648][ T32] r4:847a6d80 [ 1326.064669][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.064720][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1326.064806][ T32] r4:00000001 [ 1326.064831][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.064938][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1326.064971][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.065029][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.065062][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.065128][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.065183][ T32] r4:84789140 [ 1326.065209][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.065241][ T32] INFO: task kworker/1:220:3689 blocked for more than 452 seconds. [ 1326.065301][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.065387][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.065414][ T32] task:kworker/1:220 state:D stack:0 pid:3689 tgid:3689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.065462][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.065516][ T32] Call trace: [ 1326.065551][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1326.065604][ T32] r10:829189c0 r9:e0491d84 r8:00000002 r7:60000113 r6:e0491d8c r5:848ed400 [ 1326.065802][ T32] r4:848ed400 [ 1326.065857][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1326.065947][ T32] r5:848ed400 r4:829189bc [ 1326.065974][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.066017][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.066070][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0491e08 [ 1326.066100][ T32] r4:00000000 [ 1326.066120][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1326.066204][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.066283][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.066338][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8502cb80 [ 1326.066364][ T32] r4:00000000 [ 1326.066384][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.066431][ T32] r9:83018205 r8:848ed400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1326.066453][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.066496][ T32] r5:00001000 r4:e04e9000 [ 1326.066516][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.066575][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.066714][ T32] r5:84be678c r4:84be6400 [ 1326.066790][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.066863][ T32] r7:ddde2d40 r6:83018200 r5:84be678c r4:85021980 [ 1326.066904][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.066965][ T32] r10:61c88647 r9:848ed400 r8:850219ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.066991][ T32] r4:85021980 [ 1326.067013][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.067133][ T32] r10:00000000 r9:85021980 r8:8027ecf4 r7:e04ade60 r6:84b6a300 r5:848ed400 [ 1326.067231][ T32] r4:00000001 [ 1326.067259][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.067446][ T32] Exception stack(0xe0491fb0 to 0xe0491ff8) [ 1326.067519][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.067567][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.067659][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.067699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.067725][ T32] r4:8502cb40 [ 1326.067975][ T32] INFO: task kworker/1:220:3689 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1326.068013][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.068118][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.068163][ T32] Call trace: [ 1326.068246][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1326.068305][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1326.068330][ T32] r4:00000000 [ 1326.068478][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.068525][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1326.068560][ T32] dd20: cc263000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1326.068663][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1326.068731][ T32] dd60: 80070013 ffffffff [ 1326.068789][ T32] r5:80070013 r4:80239bb0 [ 1326.068837][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.068900][ T32] r4:82ac11e4 [ 1326.068938][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.068993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1326.069035][ T32] r4:e044ddc0 [ 1326.069088][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.069222][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1326.069279][ T32] r4:00000000 [ 1326.069373][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.069481][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1326.069510][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.069556][ T32] r5:00001000 r4:dfdd1000 [ 1326.069593][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.069641][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.069699][ T32] r5:84be3b8c r4:84be3800 [ 1326.069742][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.069828][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1326.069868][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.097606][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.097677][ T32] r4:847a6d80 [ 1326.097761][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.097870][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1326.097899][ T32] r4:00000001 [ 1326.097921][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.098001][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1326.098040][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.098073][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.098108][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.098141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.098165][ T32] r4:84789140 [ 1326.098228][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.098275][ T32] INFO: task kworker/1:221:3693 blocked for more than 452 seconds. [ 1326.098313][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.098454][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.098595][ T32] task:kworker/1:221 state:D stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.098662][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.098726][ T32] Call trace: [ 1326.098820][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1326.098880][ T32] r10:829189c0 r9:e050dd84 r8:00000002 r7:60000113 r6:e050dd8c r5:848ee000 [ 1326.098972][ T32] r4:848ee000 [ 1326.098998][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1326.099081][ T32] r5:848ee000 r4:829189bc [ 1326.099109][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.099194][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.099268][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e050de08 [ 1326.099323][ T32] r4:00000000 [ 1326.099353][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1326.099398][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.099446][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1326.099841][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1326.111506][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1326.111804][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1326.111896][ T32] r4:8502cac0 [ 1326.112346][ T32] INFO: task kworker/1:221:3693 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1326.112390][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.112495][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.112619][ T32] Call trace: [ 1326.112656][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1326.112767][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1326.112849][ T32] r4:00000000 [ 1326.112875][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.112917][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1326.112950][ T32] dd20: cc84d000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1326.112981][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1326.113007][ T32] dd60: 80070013 ffffffff [ 1326.113032][ T32] r5:80070013 r4:80239bb0 [ 1326.113053][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.113145][ T32] r4:82ac11e4 [ 1326.113174][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.113253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1326.113306][ T32] r4:e044ddc0 [ 1326.113334][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.113386][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1326.113411][ T32] r4:00000000 [ 1326.113492][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.113576][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1326.113604][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.113678][ T32] r5:00001000 r4:dfdd1000 [ 1326.113708][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.113773][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.113822][ T32] r5:84be3b8c r4:84be3800 [ 1326.114021][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.114081][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1326.114107][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.114160][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.114202][ T32] r4:847a6d80 [ 1326.114251][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.114378][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1326.114408][ T32] r4:00000001 [ 1326.114429][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.114472][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1326.114504][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.114595][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.114630][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.114717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.114772][ T32] r4:84789140 [ 1326.114973][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.115009][ T32] INFO: task kworker/1:222:3694 blocked for more than 452 seconds. [ 1326.115065][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.115103][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.115125][ T32] task:kworker/1:222 state:D stack:0 pid:3694 tgid:3694 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.115175][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.115217][ T32] Call trace: [ 1326.115362][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1326.115443][ T32] r10:829189c0 r9:e0511d84 r8:00000002 r7:60000113 r6:e0511d8c r5:848eec00 [ 1326.115483][ T32] r4:848eec00 [ 1326.115509][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1326.115555][ T32] r5:848eec00 r4:829189bc [ 1326.115576][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.115620][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.115723][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0511e08 [ 1326.115793][ T32] r4:00000000 [ 1326.115817][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1326.115859][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.115931][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.115983][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8502c1c0 [ 1326.116007][ T32] r4:00000000 [ 1326.116060][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.116135][ T32] r9:83018205 r8:848eec00 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1326.116165][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.116227][ T32] r5:00001000 r4:dfb5d000 [ 1326.116252][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.116296][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.116350][ T32] r5:84bf278c r4:84bf2400 [ 1326.116379][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.116427][ T32] r7:ddde2d40 r6:83018200 r5:84bf278c r4:85021a80 [ 1326.116466][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.116591][ T32] r10:61c88647 r9:848eec00 r8:85021aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.116619][ T32] r4:85021a80 [ 1326.116667][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.116781][ T32] r10:00000000 r9:85021a80 r8:8027ecf4 r7:e050de60 r6:84b6a400 r5:848eec00 [ 1326.116842][ T32] r4:00000001 [ 1326.116874][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.116913][ T32] Exception stack(0xe0511fb0 to 0xe0511ff8) [ 1326.116997][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.117033][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.117063][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.117124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.117164][ T32] r4:8502cac0 [ 1326.117413][ T32] INFO: task kworker/1:222:3694 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1326.117475][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.117593][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.117636][ T32] Call trace: [ 1326.117666][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1326.117720][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1326.117744][ T32] r4:00000000 [ 1326.117764][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.117804][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1326.117837][ T32] dd20: cc84d000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1326.117875][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1326.117904][ T32] dd60: 80070013 ffffffff [ 1326.117930][ T32] r5:80070013 r4:80239bb0 [ 1326.117957][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.118002][ T32] r4:82ac11e4 [ 1326.118023][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.118071][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1326.118102][ T32] r4:e044ddc0 [ 1326.118151][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.118245][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1326.118289][ T32] r4:00000000 [ 1326.118312][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.118369][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1326.118447][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.118516][ T32] r5:00001000 r4:dfdd1000 [ 1326.118571][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.118618][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.118663][ T32] r5:84be3b8c r4:84be3800 [ 1326.118683][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.118741][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1326.118767][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.118819][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.118843][ T32] r4:847a6d80 [ 1326.118863][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.118913][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1326.118936][ T32] r4:00000001 [ 1326.118956][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.119020][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1326.119048][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.119086][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.119117][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.119170][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.119213][ T32] r4:84789140 [ 1326.119266][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.119296][ T32] INFO: task kworker/1:223:3695 blocked for more than 452 seconds. [ 1326.119328][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.119354][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.119376][ T32] task:kworker/1:223 state:D stack:0 pid:3695 tgid:3695 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.119450][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.119518][ T32] Call trace: [ 1326.119618][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1326.119671][ T32] r10:829189c0 r9:e0519d84 r8:00000002 r7:60000013 r6:e0519d8c r5:848ec800 [ 1326.119695][ T32] r4:848ec800 [ 1326.119715][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1326.119770][ T32] r5:848ec800 r4:829189bc [ 1326.119844][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.119971][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.144366][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0519e08 [ 1326.144447][ T32] r4:00000000 [ 1326.144479][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1326.144548][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.144594][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.144642][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8502cfc0 [ 1326.144772][ T32] r4:00000000 [ 1326.144837][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.144946][ T32] r9:83018205 r8:848ec800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1326.144975][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.145024][ T32] r5:00001000 r4:e0505000 [ 1326.145046][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.145109][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.145159][ T32] r5:84be738c r4:84be7000 [ 1326.145197][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.145258][ T32] r7:ddde2d40 r6:83018200 r5:84be738c r4:85021b00 [ 1326.145281][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.145332][ T32] r10:61c88647 r9:848ec800 r8:85021b2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1326.145839][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1326.147021][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1326.147978][ T32] r4:e044ddc0 ** 4 printk messages dropped ** [ 1326.148493][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 ** 9 printk messages dropped ** [ 1326.148893][ T32] r4:847a6d80 ** 3 printk messages dropped ** [ 1326.149006][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1326.149407][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1326.149726][ T32] r4:83b60c00 ** 1 printk messages dropped ** [ 1326.149795][ T32] r5:83b60c00 r4:829189bc ** 2 printk messages dropped ** [ 1326.163521][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0531e08 ** 6 printk messages dropped ** [ 1326.163832][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1326.164116][ T32] r5:84be778c r4:84be7400 [ 1326.164137][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.164186][ T32] r7:ddde2d40 r6:83018200 r5:84be778c r4:85021b80 [ 1326.164208][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.164280][ T32] r10:61c88647 r9:83b60c00 r8:85021bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.164334][ T32] r4:85021b80 [ 1326.164361][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.164415][ T32] r10:00000000 r9:85021b80 r8:8027ecf4 r7:e0511e60 r6:84b6a500 r5:83b60c00 [ 1326.164439][ T32] r4:00000001 [ 1326.164473][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.164555][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1326.164591][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.164624][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.164670][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.164707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.164731][ T32] r4:8502cf00 [ 1326.165174][ T32] INFO: task kworker/1:224:3697 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1326.165220][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.165297][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.165374][ T32] Call trace: [ 1326.165409][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1326.165477][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1326.165527][ T32] r4:00000000 [ 1326.165574][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.165655][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1326.165713][ T32] dd20: cd02b000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1326.165772][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1326.165819][ T32] dd60: 80070013 ffffffff [ 1326.165848][ T32] r5:80070013 r4:80239bb0 [ 1326.165869][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.165914][ T32] r4:82ac11e4 [ 1326.165936][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.166057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1326.166089][ T32] r4:e044ddc0 [ 1326.166133][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.166220][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1326.166249][ T32] r4:00000000 [ 1326.166271][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.166319][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1326.166342][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.166386][ T32] r5:00001000 r4:dfdd1000 [ 1326.166408][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.166475][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.166526][ T32] r5:84be3b8c r4:84be3800 [ 1326.166549][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.166599][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1326.166641][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.166696][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.166742][ T32] r4:847a6d80 [ 1326.166788][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.166843][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 ** 4 printk messages dropped ** [ 1326.167026][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.167468][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.167763][ T32] r5:83b60000 r4:829189bc [ 1326.167805][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1326.168087][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1326.168276][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1326.168660][ T32] r4:85021c00 ** 5 printk messages dropped ** [ 1326.168859][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.169451][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) ** 10 printk messages dropped ** [ 1326.169890][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1326.191622][ T32] r5:00001000 r4:dfdd1000 ** 5 printk messages dropped ** [ 1326.192065][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1326.192812][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.193674][ T32] Call trace: ** 4 printk messages dropped ** [ 1326.194111][ T32] r5:83b61800 r4:829189bc ** 1 printk messages dropped ** [ 1326.194298][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1326.195187][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1326.195884][ T32] r10:61c88647 r9:83b61800 r8:85021cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1326.196639][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1326.197508][ T32] INFO: task kworker/1:226:3701 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1326.197601][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.197739][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.197837][ T32] Call trace: [ 1326.197981][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1326.198116][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1326.198281][ T32] r4:00000000 [ 1326.198448][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.198550][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1326.198624][ T32] dd20: cd39c000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1326.198714][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1326.198783][ T32] dd60: 80070013 ffffffff [ 1326.198843][ T32] r5:80070013 r4:80239bb0 [ 1326.198892][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.198987][ T32] r4:82ac11e4 [ 1326.199039][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.199154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1326.199210][ T32] r4:e044ddc0 [ 1326.199260][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.199368][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1326.199430][ T32] r4:00000000 [ 1326.199480][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.199582][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1326.199632][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.199728][ T32] r5:00001000 r4:dfdd1000 [ 1326.199776][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.224455][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.224697][ T32] r5:84be3b8c r4:84be3800 [ 1326.224758][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.224873][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1326.224952][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.225093][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.225165][ T32] r4:847a6d80 [ 1326.225218][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.225339][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1326.225397][ T32] r4:00000001 [ 1326.225445][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.225530][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1326.225619][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.225694][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.225765][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.225843][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.225906][ T32] r4:84789140 [ 1326.225993][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.226097][ T32] INFO: task kworker/1:227:3703 blocked for more than 452 seconds. [ 1326.226204][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.226305][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.226368][ T32] task:kworker/1:227 state:D stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.226536][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.226650][ T32] Call trace: [ 1326.226754][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1326.226887][ T32] r10:829189c0 r9:e0569d84 r8:00000002 r7:60000113 r6:e0569d8c r5:83b62400 [ 1326.226951][ T32] r4:83b62400 [ 1326.227068][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1326.227212][ T32] r5:83b62400 r4:829189bc [ 1326.227268][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.227366][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.227501][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0569e08 [ 1326.227566][ T32] r4:00000000 [ 1326.227619][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1326.227715][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.227817][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.227944][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8502f2c0 [ 1326.228017][ T32] r4:00000000 [ 1326.228070][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.228220][ T32] r9:83018205 r8:83b62400 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1326.228285][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.228392][ T32] r5:00001000 r4:e056b000 [ 1326.228444][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.228543][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.228642][ T32] r5:84bf038c r4:84bf0000 [ 1326.228693][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.228794][ T32] r7:ddde2d40 r6:83018200 r5:84bf038c r4:85021d00 [ 1326.228903][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.229074][ T32] r10:61c88647 r9:83b62400 r8:85021d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.229148][ T32] r4:85021d00 [ 1326.229200][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.229361][ T32] r10:00000000 r9:85021d00 r8:8027ecf4 r7:e0511e60 r6:84b6a680 r5:83b62400 [ 1326.229434][ T32] r4:00000001 [ 1326.229486][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.229573][ T32] Exception stack(0xe0569fb0 to 0xe0569ff8) [ 1326.229641][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.229715][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.229801][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.229875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.229929][ T32] r4:8502f080 [ 1326.241160][ T32] INFO: task kworker/1:227:3703 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1326.241370][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.241580][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.241716][ T32] Call trace: [ 1326.241791][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1326.241921][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1326.241980][ T32] r4:00000000 [ 1326.242028][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.242140][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1326.242244][ T32] dd20: cd80f000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1326.242313][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1326.242376][ T32] dd60: 80070013 ffffffff [ 1326.242438][ T32] r5:80070013 r4:80239bb0 [ 1326.242490][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.242598][ T32] r4:82ac11e4 [ 1326.242687][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.242802][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1326.242859][ T32] r4:e044ddc0 [ 1326.242910][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.243017][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1326.243097][ T32] r4:00000000 [ 1326.243162][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.243272][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1326.243324][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.243429][ T32] r5:00001000 r4:dfdd1000 [ 1326.243496][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.243595][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.243756][ T32] r5:84be3b8c r4:84be3800 [ 1326.243877][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.244015][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1326.244071][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.244191][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.244248][ T32] r4:847a6d80 [ 1326.244314][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.244454][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1326.244518][ T32] r4:00000001 [ 1326.244570][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.244681][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1326.244758][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.244849][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.244956][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.245037][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.245119][ T32] r4:84789140 [ 1326.245179][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.245277][ T32] INFO: task kworker/1:228:3705 blocked for more than 452 seconds. [ 1326.245367][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.245428][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.245478][ T32] task:kworker/1:228 state:D stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.245604][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.245715][ T32] Call trace: [ 1326.245792][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1326.245906][ T32] r10:829189c0 r9:e0579d84 r8:00000002 r7:60000013 r6:e0579d8c r5:83b63000 [ 1326.245964][ T32] r4:83b63000 [ 1326.246013][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1326.246124][ T32] r5:83b63000 r4:829189bc [ 1326.246206][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.246306][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.246421][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0579e08 [ 1326.246479][ T32] r4:00000000 [ 1326.246529][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1326.246619][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.246709][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.246814][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8502f400 [ 1326.246871][ T32] r4:00000000 [ 1326.246920][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.247027][ T32] r9:83018205 r8:83b63000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 1326.247094][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.247188][ T32] r5:00001000 r4:e057b000 [ 1326.247236][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.247326][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.247420][ T32] r5:84bf078c r4:84bf0400 [ 1326.247520][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.247631][ T32] r7:ddde2d40 r6:83018200 r5:84bf078c r4:85021d80 [ 1326.247682][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.247802][ T32] r10:61c88647 r9:83b63000 r8:85021dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.247862][ T32] r4:85021d80 [ 1326.247931][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.248042][ T32] r10:00000000 r9:85021d80 r8:8027ecf4 r7:e0511e60 r6:84b6a700 r5:83b63000 [ 1326.248131][ T32] r4:00000001 [ 1326.248187][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.248297][ T32] Exception stack(0xe0579fb0 to 0xe0579ff8) [ 1326.248393][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.248472][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.248560][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.248654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.248710][ T32] r4:8502f140 [ 1326.249273][ T32] INFO: task kworker/1:228:3705 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1326.249371][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.249514][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.249682][ T32] Call trace: [ 1326.249797][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1326.280643][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1326.280750][ T32] r4:00000000 [ 1326.280801][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.280995][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1326.281090][ T32] dd20: cdb00000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1326.281166][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1326.281230][ T32] dd60: 80070013 ffffffff [ 1326.281295][ T32] r5:80070013 r4:80239bb0 [ 1326.281348][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.281451][ T32] r4:82ac11e4 [ 1326.281522][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.281636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1326.281692][ T32] r4:e044ddc0 [ 1326.281743][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.281914][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1326.282028][ T32] r4:00000000 [ 1326.282098][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.282234][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1326.282290][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.282392][ T32] r5:00001000 r4:dfdd1000 [ 1326.282436][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.282565][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.282673][ T32] r5:84be3b8c r4:84be3800 [ 1326.282733][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.282870][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1326.282930][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.283123][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.283221][ T32] r4:847a6d80 [ 1326.283282][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.283398][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1326.283455][ T32] r4:00000001 [ 1326.283514][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.283602][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1326.283683][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.283772][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.283866][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.283981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.284048][ T32] r4:84789140 [ 1326.284117][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.284203][ T32] INFO: task kworker/1:229:3707 blocked for more than 452 seconds. [ 1326.284297][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.284358][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.284426][ T32] task:kworker/1:229 state:D stack:0 pid:3707 tgid:3707 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.284568][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.284671][ T32] Call trace: [ 1326.284743][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1326.284849][ T32] r10:829189c0 r9:e0591d84 r8:00000002 r7:60000013 r6:e0591d8c r5:83b63c00 [ 1326.284906][ T32] r4:83b63c00 [ 1326.284956][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1326.285045][ T32] r5:83b63c00 r4:829189bc [ 1326.285096][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.285184][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.285315][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0591e08 [ 1326.285382][ T32] r4:00000000 [ 1326.285447][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1326.285541][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.285662][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.285778][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8502f240 [ 1326.285835][ T32] r4:00000000 [ 1326.285884][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.285987][ T32] r9:83018205 r8:83b63c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 1326.286043][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.286152][ T32] r5:00001000 r4:e0587000 [ 1326.286247][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.286343][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.286439][ T32] r5:84bf0b8c r4:84bf0800 [ 1326.286487][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.286585][ T32] r7:ddde2d40 r6:83018200 r5:84bf0b8c r4:85021e00 [ 1326.286682][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.286816][ T32] r10:61c88647 r9:83b63c00 r8:85021e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.286871][ T32] r4:85021e00 [ 1326.286918][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.287082][ T32] r10:00000000 r9:85021e00 r8:8027ecf4 r7:e0511e60 r6:84b6a780 r5:83b63c00 [ 1326.287146][ T32] r4:00000001 [ 1326.287198][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.287285][ T32] Exception stack(0xe0591fb0 to 0xe0591ff8) [ 1326.287395][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.287501][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.287577][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.287661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.287718][ T32] r4:8502f240 [ 1326.288465][ T32] INFO: task kworker/1:229:3707 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1326.288572][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.288796][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.288973][ T32] Call trace: [ 1326.289053][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1326.289233][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1326.289300][ T32] r4:00000000 [ 1326.289363][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.289474][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1326.289552][ T32] dd20: cdb00000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1326.289658][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1326.289727][ T32] dd60: 80070013 ffffffff [ 1326.289789][ T32] r5:80070013 r4:80239bb0 [ 1326.289841][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.320864][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1326.321232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 ** 8 printk messages dropped ** [ 1326.322006][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1326.322852][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 ** 9 printk messages dropped ** [ 1326.323702][ T32] INFO: task kworker/1:230:3709 blocked for more than 452 seconds. ** 9 printk messages dropped ** [ 1326.324691][ T32] r5:84b85400 r4:829189bc [ 1326.324802][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1326.325482][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1326.325903][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1326.326756][ T32] r10:00000000 r9:85021e80 r8:8027ecf4 r7:e0511e60 r6:85021f00 r5:84b85400 ** 7 printk messages dropped ** [ 1326.327333][ T32] r4:8502f3c0 [ 1326.328094][ T32] INFO: task kworker/1:230:3709 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1326.328177][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.328311][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.328410][ T32] Call trace: [ 1326.328484][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1326.328621][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1326.328697][ T32] r4:00000000 [ 1326.328765][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.328862][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1326.328960][ T32] dd20: cde72000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1326.329045][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1326.329118][ T32] dd60: 80070013 ffffffff [ 1326.329205][ T32] r5:80070013 r4:80239bb0 [ 1326.329263][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.329368][ T32] r4:82ac11e4 [ 1326.329428][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.329534][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1326.329593][ T32] r4:e044ddc0 [ 1326.329642][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.329749][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1326.329805][ T32] r4:00000000 [ 1326.329868][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.330090][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1326.354348][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.354552][ T32] r5:00001000 r4:dfdd1000 [ 1326.354610][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.354711][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.354856][ T32] r5:84be3b8c r4:84be3800 [ 1326.354916][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.355032][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1326.355097][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.355219][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.355280][ T32] r4:847a6d80 [ 1326.355337][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.355459][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1326.355523][ T32] r4:00000001 [ 1326.355602][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.355700][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1326.355792][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.355886][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.355965][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.356021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.356050][ T32] r4:84789140 [ 1326.356089][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.356140][ T32] INFO: task kworker/1:231:3712 blocked for more than 452 seconds. [ 1326.356220][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.356253][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.356278][ T32] task:kworker/1:231 state:D stack:0 pid:3712 tgid:3712 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.356378][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.356454][ T32] Call trace: [ 1326.356489][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1326.356549][ T32] r10:829189c0 r9:e0595d84 r8:00000002 r7:60000113 r6:e0595d8c r5:84b86c00 [ 1326.356574][ T32] r4:84b86c00 [ 1326.356595][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1326.356642][ T32] r5:84b86c00 r4:829189bc [ 1326.356663][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.356728][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.356784][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0595e08 [ 1326.356808][ T32] r4:00000000 [ 1326.356856][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1326.356902][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.356945][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.356992][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8502f800 [ 1326.357016][ T32] r4:00000000 [ 1326.357037][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.357089][ T32] r9:83018205 r8:84b86c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [ 1326.357113][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.357180][ T32] r5:00001000 r4:e059f000 [ 1326.357205][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.357251][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.357320][ T32] r5:84bf138c r4:84bf1000 [ 1326.357349][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.357398][ T32] r7:ddde2d40 r6:83018200 r5:84bf138c r4:85021f80 [ 1326.357420][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.357470][ T32] r10:61c88647 r9:84b86c00 r8:85021fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.357510][ T32] r4:85021f80 ** 1 printk messages dropped ** [ 1326.357644][ T32] r10:00000000 r9:85021f80 r8:8027ecf4 r7:e0511e60 r6:85040000 r5:84b86c00 ** 7 printk messages dropped ** [ 1326.358046][ T32] r4:8502f600 ** 5 printk messages dropped ** [ 1326.358844][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 ** 11 printk messages dropped ** [ 1326.359402][ T32] r4:e044ddc0 ** 4 printk messages dropped ** [ 1326.359610][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 ** 5 printk messages dropped ** [ 1326.359963][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1326.375767][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 ** 7 printk messages dropped ** [ 1326.376441][ T32] r4:84789140 ** 5 printk messages dropped ** [ 1326.377034][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.377633][ T32] r5:84b86000 r4:829189bc ** 2 printk messages dropped ** [ 1326.377912][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04b9e08 ** 8 printk messages dropped ** [ 1326.378727][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1326.379539][ T32] r4:85040080 ** 3 printk messages dropped ** [ 1326.379994][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.395702][ T32] Exception stack(0xe04b9fb0 to 0xe04b9ff8) [ 1326.395797][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.395840][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.395896][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.395938][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.395965][ T32] r4:8502f880 [ 1326.396385][ T32] INFO: task kworker/1:232:3713 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1326.396506][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.396813][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.396883][ T32] Call trace: [ 1326.396918][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1326.396982][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1326.397034][ T32] r4:00000000 [ 1326.397060][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.397110][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1326.397167][ T32] dd20: ce209000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1326.397229][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1326.397283][ T32] dd60: 80070013 ffffffff [ 1326.397324][ T32] r5:80070013 r4:80239bb0 [ 1326.397362][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.397422][ T32] r4:82ac11e4 [ 1326.397446][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.397501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1326.397576][ T32] r4:e044ddc0 [ 1326.397602][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.397652][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1326.397676][ T32] r4:00000000 [ 1326.397697][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.397745][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1326.397767][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.397814][ T32] r5:00001000 r4:dfdd1000 [ 1326.397867][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.397916][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.397988][ T32] r5:84be3b8c r4:84be3800 [ 1326.398013][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.398062][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1326.398108][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.398163][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.398239][ T32] r4:847a6d80 [ 1326.398264][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.398319][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1326.398369][ T32] r4:00000001 [ 1326.398395][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.398435][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1326.398472][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.398614][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.398658][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.398698][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.398725][ T32] r4:84789140 [ 1326.398749][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.398781][ T32] INFO: task kworker/1:233:3716 blocked for more than 452 seconds. [ 1326.398818][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.398847][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.398869][ T32] task:kworker/1:233 state:D stack:0 pid:3716 tgid:3716 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.398918][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.399017][ T32] Call trace: [ 1326.399053][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1326.399112][ T32] r10:829189c0 r9:e05ddd84 r8:00000002 r7:60000113 r6:e05ddd8c r5:84ba1800 [ 1326.399136][ T32] r4:84ba1800 [ 1326.399158][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1326.399215][ T32] r5:84ba1800 r4:829189bc [ 1326.399240][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.399284][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.399361][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05dde08 [ 1326.399417][ T32] r4:00000000 [ 1326.399466][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1326.399537][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1326.399747][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1326.413126][ T32] r4:85040180 ** 5 printk messages dropped ** [ 1326.413331][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1326.414164][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1326.414703][ T32] dd60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1326.414985][ T32] r4:e044ddc0 ** 2 printk messages dropped ** [ 1326.415111][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1326.415272][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1326.415564][ T32] r4:847a6d80 ** 6 printk messages dropped ** [ 1326.415871][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.416369][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.416672][ T32] r5:84ba2400 r4:829189bc ** 3 printk messages dropped ** [ 1326.416849][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1326.417077][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.417121][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.417175][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8502fd80 [ 1326.417200][ T32] r4:00000000 [ 1326.417284][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.417372][ T32] r9:83018205 r8:84ba2400 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [ 1326.417399][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.417457][ T32] r5:00001000 r4:e05d3000 [ 1326.417501][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.417599][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.417696][ T32] r5:84bf1f8c r4:84bf1c00 [ 1326.417722][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.417771][ T32] r7:ddde2d40 r6:83018200 r5:84bf1f8c r4:85040280 [ 1326.417793][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.417843][ T32] r10:61c88647 r9:84ba2400 r8:850402ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.417880][ T32] r4:85040280 [ 1326.417905][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.418093][ T32] r10:00000000 r9:85040280 r8:8027ecf4 r7:e0511e60 r6:85040300 r5:84ba2400 [ 1326.418124][ T32] r4:00000001 [ 1326.418230][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.418281][ T32] Exception stack(0xe05e9fb0 to 0xe05e9ff8) [ 1326.418311][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.418349][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.418380][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.418439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.418604][ T32] r4:8502fc40 [ 1326.418863][ T32] INFO: task kworker/1:234:3718 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1326.418901][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.418960][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.419002][ T32] Call trace: [ 1326.419032][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1326.419090][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1326.419117][ T32] r4:00000000 [ 1326.419189][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.419271][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1326.419406][ T32] dd20: ce2b6000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1326.419595][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1326.419625][ T32] dd60: 80070013 ffffffff [ 1326.419656][ T32] r5:80070013 r4:80239bb0 [ 1326.419680][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.419726][ T32] r4:82ac11e4 [ 1326.419747][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.419815][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 ** 5 printk messages dropped ** [ 1326.438954][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 ** 6 printk messages dropped ** [ 1326.439278][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 ** 9 printk messages dropped ** [ 1326.439668][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1326.439772][ T32] r4:84789140 [ 1326.439799][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.439831][ T32] INFO: task kworker/1:235:3719 blocked for more than 452 seconds. [ 1326.439890][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.440007][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.452874][ T32] task:kworker/1:235 state:D stack:0 pid:3719 tgid:3719 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.453003][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.453069][ T32] Call trace: [ 1326.453112][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1326.453176][ T32] r10:829189c0 r9:e05f5d84 r8:00000002 r7:60000113 r6:e05f5d8c r5:84ba0c00 [ 1326.453228][ T32] r4:84ba0c00 [ 1326.453256][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1326.453304][ T32] r5:84ba0c00 r4:829189bc [ 1326.453333][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.453427][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.453485][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05f5e08 [ 1326.453520][ T32] r4:00000000 [ 1326.453542][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1326.453586][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.453652][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.453704][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b68480 [ 1326.453729][ T32] r4:00000000 [ 1326.453770][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.453860][ T32] r9:83018205 r8:84ba0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1326.453913][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.453966][ T32] r5:00001000 r4:df901000 [ 1326.454012][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.454063][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.454139][ T32] r5:84bf238c r4:84bf2000 [ 1326.454204][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.454342][ T32] r7:ddde2d40 r6:83018200 r5:84bf238c r4:85040380 [ 1326.454404][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.454488][ T32] r10:61c88647 r9:84ba0c00 r8:850403ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.454525][ T32] r4:85040380 [ 1326.454546][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.454599][ T32] r10:00000000 r9:85040380 r8:8027ecf4 r7:e0511e60 r6:85040400 r5:84ba0c00 [ 1326.454623][ T32] r4:00000001 [ 1326.454644][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.454683][ T32] Exception stack(0xe05f5fb0 to 0xe05f5ff8) [ 1326.454713][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.454744][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.454788][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1326.455318][ T32] INFO: task kworker/1:235:3719 is blocked on a mutex likely owned by task kworker/1:209:3661. ** 10 printk messages dropped ** [ 1326.455973][ T32] dd60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1326.456261][ T32] r4:e044ddc0 ** 4 printk messages dropped ** [ 1326.456451][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 ** 8 printk messages dropped ** [ 1326.456963][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1326.457385][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1326.457786][ T32] task:kworker/1:236 state:D stack:0 pid:3722 tgid:3722 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1326.458120][ T32] r5:84ba3000 r4:829189bc [ 1326.458141][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1326.458511][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1326.458854][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1326.459226][ T32] r4:85040480 ** 7 printk messages dropped ** [ 1326.459543][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1326.484232][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1326.484944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 ** 2 printk messages dropped ** [ 1326.485063][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1326.485099][ T32] r4:00000000 [ 1326.485124][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.485175][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1326.485199][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.485244][ T32] r5:00001000 r4:dfdd1000 [ 1326.485265][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.485382][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.485456][ T32] r5:84be3b8c r4:84be3800 [ 1326.485506][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.485562][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1326.485584][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.485636][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.485659][ T32] r4:847a6d80 [ 1326.485680][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.485755][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1326.485836][ T32] r4:00000001 [ 1326.485861][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.485972][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1326.486008][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.486041][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.486095][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.486134][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.486158][ T32] r4:84789140 [ 1326.486229][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.486279][ T32] INFO: task kworker/1:237:3724 blocked for more than 452 seconds. [ 1326.486403][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.486444][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.486468][ T32] task:kworker/1:237 state:D stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.486519][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.486613][ T32] Call trace: [ 1326.486714][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1326.486770][ T32] r10:829189c0 r9:e0129d84 r8:00000002 r7:60000113 r6:e0129d8c r5:84ba3c00 [ 1326.486796][ T32] r4:84ba3c00 [ 1326.486817][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1326.486862][ T32] r5:84ba3c00 r4:829189bc [ 1326.486885][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.486930][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.486981][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0129e08 [ 1326.487004][ T32] r4:00000000 [ 1326.487035][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1326.487093][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.487165][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.487253][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85042600 [ 1326.487338][ T32] r4:00000000 [ 1326.487363][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.487456][ T32] r9:83018205 r8:84ba3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1326.487491][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.487537][ T32] r5:00001000 r4:dfc2d000 [ 1326.487560][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.487642][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.487741][ T32] r5:84bf378c r4:84bf3400 [ 1326.487765][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.487812][ T32] r7:ddde2d40 r6:83018200 r5:84bf378c r4:85040580 [ 1326.487834][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.487914][ T32] r10:61c88647 r9:84ba3c00 r8:850405ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.488005][ T32] r4:85040580 [ 1326.488035][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.488086][ T32] r10:00000000 r9:85040580 r8:8027ecf4 r7:e05bde60 r6:85040600 r5:84ba3c00 [ 1326.488112][ T32] r4:00000001 [ 1326.488133][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.488170][ T32] Exception stack(0xe0129fb0 to 0xe0129ff8) [ 1326.488198][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.488229][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.488259][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.488291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.488315][ T32] r4:85042080 [ 1326.488746][ T32] INFO: task kworker/1:237:3724 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1326.488787][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.488860][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.488907][ T32] Call trace: [ 1326.489027][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1326.489084][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1326.489156][ T32] r4:00000000 [ 1326.489181][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.489223][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1326.489281][ T32] dd20: cec42000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1326.489317][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1326.489348][ T32] dd60: 80070013 ffffffff [ 1326.489374][ T32] r5:80070013 r4:80239bb0 [ 1326.489395][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.489444][ T32] r4:82ac11e4 [ 1326.489466][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.489515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1326.489565][ T32] r4:e044ddc0 [ 1326.489620][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.489672][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1326.489747][ T32] r4:00000000 [ 1326.489777][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.489850][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1326.489878][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.497103][ T32] r5:00001000 r4:dfdd1000 [ 1326.497198][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.497264][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.497365][ T32] r5:84be3b8c r4:84be3800 [ 1326.497394][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.497498][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1326.497559][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.497623][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.497648][ T32] r4:847a6d80 [ 1326.497669][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.497754][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1326.497785][ T32] r4:00000001 [ 1326.497808][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.497896][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1326.497933][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.497966][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.497995][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.498027][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.498050][ T32] r4:84789140 [ 1326.498098][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.498160][ T32] INFO: task kworker/1:238:3727 blocked for more than 452 seconds. [ 1326.498214][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.498245][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.498268][ T32] task:kworker/1:238 state:D stack:0 pid:3727 tgid:3727 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.498363][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.498434][ T32] Call trace: [ 1326.498514][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1326.498572][ T32] r10:829189c0 r9:e05fdd84 r8:00000002 r7:60000113 r6:e05fdd8c r5:84ba4800 [ 1326.498622][ T32] r4:84ba4800 [ 1326.498648][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1326.498752][ T32] r5:84ba4800 r4:829189bc [ 1326.498802][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.498856][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.498911][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05fde08 [ 1326.498942][ T32] r4:00000000 [ 1326.498962][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1326.499004][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.499053][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.499130][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85042300 [ 1326.499159][ T32] r4:00000000 [ 1326.499180][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.499254][ T32] r9:83018205 r8:84ba4800 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1326.499305][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.499368][ T32] r5:00001000 r4:dfbcd000 [ 1326.499390][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.499460][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.499508][ T32] r5:84bf2f8c r4:84bf2c00 [ 1326.499529][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.499599][ T32] r7:ddde2d40 r6:83018200 r5:84bf2f8c r4:85040680 [ 1326.499627][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.499725][ T32] r10:61c88647 r9:84ba4800 r8:850406ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.499781][ T32] r4:85040680 [ 1326.499806][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.499858][ T32] r10:00000000 r9:85040680 r8:8027ecf4 r7:e0129e60 r6:85040700 r5:84ba4800 [ 1326.499969][ T32] r4:00000001 [ 1326.513607][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.513724][ T32] Exception stack(0xe05fdfb0 to 0xe05fdff8) [ 1326.513784][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.513852][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.513890][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.513926][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.513954][ T32] r4:85042180 [ 1326.514433][ T32] INFO: task kworker/1:238:3727 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1326.514580][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.514697][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.514802][ T32] Call trace: [ 1326.514871][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1326.514944][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1326.514970][ T32] r4:00000000 [ 1326.515008][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.515072][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1326.515141][ T32] dd20: cee3f000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1326.515182][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1326.515238][ T32] dd60: 80070013 ffffffff [ 1326.515315][ T32] r5:80070013 r4:80239bb0 [ 1326.515358][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.515435][ T32] r4:82ac11e4 [ 1326.515492][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.515553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1326.515604][ T32] r4:e044ddc0 [ 1326.515630][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.515704][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1326.515737][ T32] r4:00000000 [ 1326.515759][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.515811][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1326.515835][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.515881][ T32] r5:00001000 r4:dfdd1000 [ 1326.515903][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.515945][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.515990][ T32] r5:84be3b8c r4:84be3800 [ 1326.516011][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.516108][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1326.516137][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.516227][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.516289][ T32] r4:847a6d80 [ 1326.516313][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.516455][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1326.516483][ T32] r4:00000001 [ 1326.516530][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.516652][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1326.516717][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.516752][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.516789][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.516823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.516847][ T32] r4:84789140 [ 1326.516895][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.516929][ T32] INFO: task kworker/1:239:3728 blocked for more than 453 seconds. [ 1326.516965][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.517011][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.517078][ T32] task:kworker/1:239 state:D stack:0 pid:3728 tgid:3728 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.517135][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.517176][ T32] Call trace: [ 1326.517211][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1326.517262][ T32] r10:829189c0 r9:e0601d84 r8:00000002 r7:60000113 r6:e0601d8c r5:84ba5400 [ 1326.517289][ T32] r4:84ba5400 [ 1326.517310][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1326.517378][ T32] r5:84ba5400 r4:829189bc [ 1326.517446][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.517497][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.517551][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0601e08 [ 1326.517588][ T32] r4:00000000 [ 1326.517612][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1326.517678][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.517809][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.517860][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85042440 [ 1326.517884][ T32] r4:00000000 [ 1326.517915][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.517964][ T32] r9:83018205 r8:84ba5400 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1326.517990][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.518034][ T32] r5:00001000 r4:dfc01000 [ 1326.518055][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.518098][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1326.518253][ T32] r7:ddde2d40 r6:83018200 r5:84bf338c r4:85040780 ** 2 printk messages dropped ** [ 1326.518382][ T32] r4:85040780 ** 3 printk messages dropped ** [ 1326.518544][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1326.518752][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1326.519348][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1326.519624][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1326.520000][ T32] dd60: 80070013 ffffffff ** 4 printk messages dropped ** [ 1326.538444][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 ** 3 printk messages dropped ** [ 1326.538683][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1326.538853][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 ** 4 printk messages dropped ** [ 1326.539128][ T32] r5:84be3b8c r4:84be3800 ** 1 printk messages dropped ** [ 1326.539201][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 ** 2 printk messages dropped ** [ 1326.539296][ T32] r4:847a6d80 [ 1326.539317][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.539375][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1326.539399][ T32] r4:00000001 [ 1326.539516][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.539584][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1326.539630][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.539663][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.539694][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.539760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.539814][ T32] r4:84789140 [ 1326.539857][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.539988][ T32] INFO: task kworker/1:240:3730 blocked for more than 453 seconds. [ 1326.549366][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.549427][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.549478][ T32] task:kworker/1:240 state:D stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.549588][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.549689][ T32] Call trace: [ 1326.549789][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1326.549962][ T32] r10:829189c0 r9:e0609d84 r8:00000002 r7:60000113 r6:e0609d8c r5:84ba6000 [ 1326.550575][ T32] r4:84ba6000 [ 1326.550617][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1326.550681][ T32] r5:84ba6000 r4:829189bc [ 1326.550704][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.550749][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.550801][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0609e08 [ 1326.550826][ T32] r4:00000000 [ 1326.550848][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1326.550889][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.550932][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.551018][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85042a80 [ 1326.551063][ T32] r4:00000000 [ 1326.551099][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.551156][ T32] r9:83018205 r8:84ba6000 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1326.551205][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.551280][ T32] r5:00001000 r4:dfe1b000 [ 1326.551369][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.551454][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.551508][ T32] r5:84bf838c r4:84bf8000 [ 1326.551555][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.551610][ T32] r7:ddde2d40 r6:83018200 r5:84bf838c r4:85040880 [ 1326.551676][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.551738][ T32] r10:61c88647 r9:84ba6000 r8:850408ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.551765][ T32] r4:85040880 [ 1326.551813][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.551928][ T32] r10:00000000 r9:85040880 r8:8027ecf4 r7:e0129e60 r6:85040900 r5:84ba6000 [ 1326.551963][ T32] r4:00000001 [ 1326.551985][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.552042][ T32] Exception stack(0xe0609fb0 to 0xe0609ff8) [ 1326.552081][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.552140][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.552200][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.552237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.552310][ T32] r4:85042480 [ 1326.552760][ T32] INFO: task kworker/1:240:3730 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1326.552829][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.552963][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.553035][ T32] Call trace: [ 1326.553098][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1326.553162][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1326.553227][ T32] r4:00000000 [ 1326.553259][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.553302][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1326.553340][ T32] dd20: cf12c000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1326.553373][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1326.553399][ T32] dd60: 80070013 ffffffff [ 1326.553424][ T32] r5:80070013 r4:80239bb0 [ 1326.553448][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.553495][ T32] r4:82ac11e4 [ 1326.553519][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.553594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1326.553625][ T32] r4:e044ddc0 [ 1326.553647][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.553696][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1326.553723][ T32] r4:00000000 [ 1326.553745][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.553821][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1326.553851][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.553923][ T32] r5:00001000 r4:dfdd1000 [ 1326.553976][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.554025][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.554095][ T32] r5:84be3b8c r4:84be3800 [ 1326.554127][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.554212][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1326.554247][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.554303][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.554362][ T32] r4:847a6d80 [ 1326.554389][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.554442][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1326.554467][ T32] r4:00000001 [ 1326.554487][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.554526][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1326.554604][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.554640][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.554670][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.554703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.554726][ T32] r4:84789140 [ 1326.554837][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.554875][ T32] INFO: task kworker/1:241:3732 blocked for more than 453 seconds. [ 1326.554911][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.554938][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.554966][ T32] task:kworker/1:241 state:D stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.555048][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.555131][ T32] Call trace: [ 1326.555168][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1326.555245][ T32] r10:829189c0 r9:e0615d84 r8:00000002 r7:60000113 r6:e0615d8c r5:84ba6c00 [ 1326.555305][ T32] r4:84ba6c00 [ 1326.555334][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1326.555452][ T32] r5:84ba6c00 r4:829189bc [ 1326.555483][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.555527][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.555595][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0615e08 [ 1326.555628][ T32] r4:00000000 [ 1326.555649][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1326.555694][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.555734][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.555804][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85042780 [ 1326.555832][ T32] r4:00000000 [ 1326.555852][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.555956][ T32] r9:83018205 r8:84ba6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1326.555983][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.556032][ T32] r5:00001000 r4:dfc6d000 [ 1326.556115][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.556197][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.556245][ T32] r5:84bf3b8c r4:84bf3800 [ 1326.556268][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.556313][ T32] r7:ddde2d40 r6:83018200 r5:84bf3b8c r4:85040980 [ 1326.556342][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.556503][ T32] r10:61c88647 r9:84ba6c00 r8:850409ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.556577][ T32] r4:85040980 [ 1326.556619][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.556672][ T32] r10:00000000 r9:85040980 r8:8027ecf4 r7:e0609e60 r6:85040a00 r5:84ba6c00 [ 1326.556722][ T32] r4:00000001 [ 1326.556778][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.556908][ T32] Exception stack(0xe0615fb0 to 0xe0615ff8) [ 1326.557014][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.557074][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.557110][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.557180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.557260][ T32] r4:850426c0 [ 1326.557557][ T32] INFO: task kworker/1:241:3732 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1326.557596][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.557678][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.557787][ T32] Call trace: [ 1326.557838][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1326.557894][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1326.557955][ T32] r4:00000000 [ 1326.557979][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.558022][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1326.558083][ T32] dd20: cf12c000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1326.558262][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1326.558299][ T32] dd60: 80070013 ffffffff [ 1326.558361][ T32] r5:80070013 r4:80239bb0 [ 1326.558389][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.558437][ T32] r4:82ac11e4 [ 1326.558479][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.558582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1326.558618][ T32] r4:e044ddc0 [ 1326.558640][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.558713][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1326.558742][ T32] r4:00000000 [ 1326.558763][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.558811][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1326.558835][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.558879][ T32] r5:00001000 r4:dfdd1000 [ 1326.558922][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.559008][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.559058][ T32] r5:84be3b8c r4:84be3800 [ 1326.559083][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.559135][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1326.559157][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.559207][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.559233][ T32] r4:847a6d80 [ 1326.559259][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.559329][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1326.559358][ T32] r4:00000001 [ 1326.559456][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.559532][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1326.559591][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.559633][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.559665][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.559726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.559793][ T32] r4:84789140 [ 1326.559835][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.559970][ T32] INFO: task kworker/1:242:3734 blocked for more than 453 seconds. [ 1326.585261][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.585393][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.585427][ T32] task:kworker/1:242 state:D stack:0 pid:3734 tgid:3734 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.585531][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.585682][ T32] Call trace: [ 1326.585807][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1326.585877][ T32] r10:829189c0 r9:e0619d84 r8:00000002 r7:60000013 r6:e0619d8c r5:84ba0000 [ 1326.585908][ T32] r4:84ba0000 [ 1326.585958][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1326.586032][ T32] r5:84ba0000 r4:829189bc [ 1326.586059][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.586120][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.586208][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0619e08 [ 1326.586241][ T32] r4:00000000 [ 1326.586263][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1326.586305][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.586358][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.586456][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85042900 [ 1326.586510][ T32] r4:00000000 [ 1326.586560][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.586638][ T32] r9:83018205 r8:84ba0000 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1326.586666][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.586714][ T32] r5:00001000 r4:dfca9000 [ 1326.586740][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.586784][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.586828][ T32] r5:84bf3f8c r4:84bf3c00 [ 1326.586849][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.586897][ T32] r7:ddde2d40 r6:83018200 r5:84bf3f8c r4:85040a80 [ 1326.586943][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.586998][ T32] r10:61c88647 r9:84ba0000 r8:85040aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.587023][ T32] r4:85040a80 [ 1326.587083][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.587139][ T32] r10:00000000 r9:85040a80 r8:8027ecf4 r7:e0609e60 r6:85040b00 r5:84ba0000 [ 1326.587163][ T32] r4:00000001 [ 1326.587185][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.587255][ T32] Exception stack(0xe0619fb0 to 0xe0619ff8) [ 1326.587291][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.587324][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.587385][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.587424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.587451][ T32] r4:85042700 [ 1326.587863][ T32] INFO: task kworker/1:242:3734 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1326.587925][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.588045][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.588094][ T32] Call trace: [ 1326.588128][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1326.588200][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1326.588230][ T32] r4:00000000 [ 1326.588252][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.588294][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1326.588332][ T32] dd20: cf5eb000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1326.588379][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1326.588411][ T32] dd60: 80070013 ffffffff [ 1326.588439][ T32] r5:80070013 r4:80239bb0 [ 1326.588485][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.588559][ T32] r4:82ac11e4 [ 1326.588585][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.588635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1326.588659][ T32] r4:e044ddc0 [ 1326.588680][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.588726][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1326.588749][ T32] r4:00000000 [ 1326.588769][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.588816][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1326.588839][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.588897][ T32] r5:00001000 r4:dfdd1000 [ 1326.588922][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.588966][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.589011][ T32] r5:84be3b8c r4:84be3800 [ 1326.589032][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.589079][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1326.589100][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.589150][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.589175][ T32] r4:847a6d80 [ 1326.589195][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.589245][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1326.589294][ T32] r4:00000001 [ 1326.589371][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.589471][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1326.589505][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.589538][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.589591][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.589666][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.589701][ T32] r4:84789140 [ 1326.589786][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.589826][ T32] INFO: task kworker/1:243:3736 blocked for more than 453 seconds. [ 1326.589884][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.590000][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.608010][ T32] task:kworker/1:243 state:D stack:0 pid:3736 tgid:3736 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.608108][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.608174][ T32] Call trace: [ 1326.608211][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1326.608275][ T32] r10:829189c0 r9:e011dd84 r8:00000002 r7:60000013 r6:e011dd8c r5:847c0c00 [ 1326.608301][ T32] r4:847c0c00 [ 1326.608322][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1326.608376][ T32] r5:847c0c00 r4:829189bc [ 1326.608448][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.608497][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.608550][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e011de08 [ 1326.608576][ T32] r4:00000000 [ 1326.608621][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1326.608741][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.608822][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.608899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85042d80 [ 1326.608960][ T32] r4:00000000 [ 1326.608997][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.609075][ T32] r9:83018205 r8:847c0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1326.609138][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.609190][ T32] r5:00001000 r4:dfe5b000 [ 1326.609213][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.609305][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.609385][ T32] r5:84bf8b8c r4:84bf8800 [ 1326.609411][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.609468][ T32] r7:ddde2d40 r6:83018200 r5:84bf8b8c r4:85040b80 [ 1326.609494][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.609548][ T32] r10:61c88647 r9:847c0c00 r8:85040bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.609588][ T32] r4:85040b80 [ 1326.609619][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.609673][ T32] r10:00000000 r9:85040b80 r8:8027ecf4 r7:e0609e60 r6:85040c00 r5:847c0c00 [ 1326.609726][ T32] r4:00000001 [ 1326.609777][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.609841][ T32] Exception stack(0xe011dfb0 to 0xe011dff8) [ 1326.609898][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.609936][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.610063][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.616507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.616597][ T32] r4:85042880 [ 1326.617020][ T32] INFO: task kworker/1:243:3736 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1326.617063][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.617146][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.617233][ T32] Call trace: [ 1326.617334][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1326.617425][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1326.617455][ T32] r4:00000000 [ 1326.617501][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.617555][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1326.617593][ T32] dd20: cf8e9000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1326.617638][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1326.617669][ T32] dd60: 80070013 ffffffff [ 1326.617721][ T32] r5:80070013 r4:80239bb0 [ 1326.617763][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.617814][ T32] r4:82ac11e4 [ 1326.617838][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.617911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1326.617955][ T32] r4:e044ddc0 [ 1326.618003][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.618107][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1326.618164][ T32] r4:00000000 [ 1326.618234][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.618324][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1326.618359][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.618407][ T32] r5:00001000 r4:dfdd1000 [ 1326.618430][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.618472][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.618517][ T32] r5:84be3b8c r4:84be3800 [ 1326.618538][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.618587][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1326.618635][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.618780][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.618834][ T32] r4:847a6d80 [ 1326.618875][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.618956][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1326.619009][ T32] r4:00000001 [ 1326.619034][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.619076][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1326.619110][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.619142][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.619201][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.619346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.619402][ T32] r4:84789140 [ 1326.619433][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.619483][ T32] INFO: task kworker/1:244:3737 blocked for more than 453 seconds. [ 1326.619546][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.619579][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.619606][ T32] task:kworker/1:244 state:D stack:0 pid:3737 tgid:3737 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.619682][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.619756][ T32] Call trace: [ 1326.619825][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1326.619938][ T32] r10:829189c0 r9:e062dd84 r8:00000002 r7:60000113 r6:e062dd8c r5:83b66c00 [ 1326.632662][ T32] r4:83b66c00 [ 1326.632717][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1326.632794][ T32] r5:83b66c00 r4:829189bc [ 1326.632825][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.632871][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.632962][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e062de08 [ 1326.632995][ T32] r4:00000000 [ 1326.633041][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1326.633112][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.633163][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.633264][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85042cc0 [ 1326.633297][ T32] r4:00000000 [ 1326.633417][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.633477][ T32] r9:83018205 r8:83b66c00 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1326.633508][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.633572][ T32] r5:00001000 r4:dfe45000 [ 1326.633622][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.633671][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.633730][ T32] r5:84bf878c r4:84bf8400 [ 1326.633756][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.633811][ T32] r7:ddde2d40 r6:83018200 r5:84bf878c r4:85040c80 [ 1326.633834][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.633887][ T32] r10:61c88647 r9:83b66c00 r8:85040cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.633912][ T32] r4:85040c80 [ 1326.633935][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.633988][ T32] r10:00000000 r9:85040c80 r8:8027ecf4 r7:e011de60 r6:84b6a800 r5:83b66c00 [ 1326.634015][ T32] r4:00000001 [ 1326.634049][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.634094][ T32] Exception stack(0xe062dfb0 to 0xe062dff8) [ 1326.634129][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.634196][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.634245][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.634280][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.634303][ T32] r4:85042880 [ 1326.634730][ T32] INFO: task kworker/1:244:3737 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1326.634809][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.634919][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.635018][ T32] Call trace: [ 1326.635058][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1326.635121][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1326.635146][ T32] r4:00000000 [ 1326.635197][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.635246][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1326.635284][ T32] dd20: cfcc0000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1326.635343][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1326.635374][ T32] dd60: 80070013 ffffffff [ 1326.635426][ T32] r5:80070013 r4:80239bb0 [ 1326.635452][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.635498][ T32] r4:82ac11e4 [ 1326.635589][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.635641][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1326.635666][ T32] r4:e044ddc0 [ 1326.635689][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.635736][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1326.635797][ T32] r4:00000000 [ 1326.635843][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.635924][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1326.635952][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.636000][ T32] r5:00001000 r4:dfdd1000 [ 1326.636054][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.636102][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.636151][ T32] r5:84be3b8c r4:84be3800 [ 1326.636201][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.636277][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1326.636339][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.636475][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.636506][ T32] r4:847a6d80 [ 1326.636528][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.636581][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1326.636605][ T32] r4:00000001 [ 1326.636625][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.636661][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1326.636716][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.636753][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.636810][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.636874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.636907][ T32] r4:84789140 [ 1326.636932][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.636990][ T32] INFO: task kworker/1:245:3740 blocked for more than 453 seconds. [ 1326.637040][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.637072][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.637100][ T32] task:kworker/1:245 state:D stack:0 pid:3740 tgid:3740 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.637187][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.637286][ T32] Call trace: [ 1326.637354][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1326.637460][ T32] r10:829189c0 r9:e0621d84 r8:00000002 r7:60000013 r6:e0621d8c r5:847c1800 [ 1326.637514][ T32] r4:847c1800 [ 1326.637539][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1326.637586][ T32] r5:847c1800 r4:829189bc [ 1326.637607][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.637649][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.637699][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0621e08 [ 1326.637771][ T32] r4:00000000 [ 1326.637821][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1326.637878][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.637922][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.637971][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85042ec0 [ 1326.637996][ T32] r4:00000000 [ 1326.638031][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.638087][ T32] r9:83018205 r8:847c1800 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1326.638111][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.638155][ T32] r5:00001000 r4:dfe7b000 [ 1326.638383][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.638436][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.638480][ T32] r5:84bf8f8c r4:84bf8c00 [ 1326.638500][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.638572][ T32] r7:ddde2d40 r6:83018200 r5:84bf8f8c r4:85040d00 [ 1326.638621][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.638702][ T32] r10:61c88647 r9:847c1800 r8:85040d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.638730][ T32] r4:85040d00 [ 1326.638775][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.638854][ T32] r10:00000000 r9:85040d00 r8:8027ecf4 r7:e011de60 r6:85040d80 r5:847c1800 [ 1326.638906][ T32] r4:00000001 [ 1326.638930][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.638984][ T32] Exception stack(0xe0621fb0 to 0xe0621ff8) [ 1326.639024][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.639084][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.639196][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.639235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.639260][ T32] r4:85042b40 [ 1326.639529][ T32] INFO: task kworker/1:245:3740 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1326.639566][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.639626][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.639670][ T32] Call trace: [ 1326.639750][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1326.639840][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1326.639867][ T32] r4:00000000 [ 1326.639967][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.664051][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1326.664170][ T32] dd20: d009f000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1326.664224][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1326.664256][ T32] dd60: 80070013 ffffffff [ 1326.664288][ T32] r5:80070013 r4:80239bb0 [ 1326.664358][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.664472][ T32] r4:82ac11e4 [ 1326.664497][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.664548][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1326.664573][ T32] r4:e044ddc0 [ 1326.664618][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.664672][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1326.664697][ T32] r4:00000000 [ 1326.664718][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.664793][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1326.664845][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.664896][ T32] r5:00001000 r4:dfdd1000 [ 1326.664960][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.665008][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.665080][ T32] r5:84be3b8c r4:84be3800 [ 1326.665107][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.665188][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1326.665226][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.665282][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.665308][ T32] r4:847a6d80 [ 1326.665361][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.665475][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1326.665503][ T32] r4:00000001 [ 1326.665550][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.665594][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1326.665626][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.665658][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.665686][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.665725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.665751][ T32] r4:84789140 [ 1326.665828][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.665875][ T32] INFO: task kworker/1:246:3743 blocked for more than 453 seconds. [ 1326.665979][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.666012][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.666036][ T32] task:kworker/1:246 state:D stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.666131][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.666330][ T32] Call trace: [ 1326.666403][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1326.666465][ T32] r10:829189c0 r9:e063dd84 r8:00000002 r7:60000013 r6:e063dd8c r5:847c2400 [ 1326.666493][ T32] r4:847c2400 [ 1326.666514][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1326.666619][ T32] r5:847c2400 r4:829189bc [ 1326.666647][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.666693][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.666751][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e063de08 [ 1326.666777][ T32] r4:00000000 [ 1326.666799][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1326.666842][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.666882][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.666932][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850429c0 [ 1326.666957][ T32] r4:00000000 [ 1326.666977][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.667049][ T32] r9:83018205 r8:847c2400 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1326.667075][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.667120][ T32] r5:00001000 r4:dfe97000 [ 1326.667152][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.667198][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.667268][ T32] r5:84bf938c r4:84bf9000 [ 1326.667316][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.667386][ T32] r7:ddde2d40 r6:83018200 r5:84bf938c r4:85040e00 [ 1326.667411][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.667465][ T32] r10:61c88647 r9:847c2400 r8:85040e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.667513][ T32] r4:85040e00 [ 1326.667538][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.667614][ T32] r10:00000000 r9:85040e00 r8:8027ecf4 r7:e0621e60 r6:85040e80 r5:847c2400 [ 1326.667641][ T32] r4:00000001 [ 1326.667662][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.667724][ T32] Exception stack(0xe063dfb0 to 0xe063dff8) [ 1326.667781][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.667840][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.667899][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.667937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.667963][ T32] r4:85042d40 [ 1326.668385][ T32] INFO: task kworker/1:246:3743 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1326.668449][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.668543][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.668611][ T32] Call trace: [ 1326.668648][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1326.668724][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1326.668753][ T32] r4:00000000 [ 1326.668775][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.668818][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1326.668864][ T32] dd20: d009f000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1326.668900][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1326.668954][ T32] dd60: 80070013 ffffffff [ 1326.668984][ T32] r5:80070013 r4:80239bb0 [ 1326.669016][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.669064][ T32] r4:82ac11e4 [ 1326.669087][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.669135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1326.669158][ T32] r4:e044ddc0 [ 1326.669179][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.669227][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1326.669270][ T32] r4:00000000 [ 1326.669332][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.669413][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1326.669455][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.669514][ T32] r5:00001000 r4:dfdd1000 [ 1326.669566][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.669614][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.669659][ T32] r5:84be3b8c r4:84be3800 [ 1326.669702][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.669764][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1326.669801][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.669873][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.669974][ T32] r4:847a6d80 [ 1326.677123][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.677220][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1326.677273][ T32] r4:00000001 [ 1326.677323][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.677375][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1326.677409][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.677441][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.677471][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.677505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.677529][ T32] r4:84789140 [ 1326.677578][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.677629][ T32] INFO: task kworker/1:247:3744 blocked for more than 453 seconds. [ 1326.677693][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.677725][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.677843][ T32] task:kworker/1:247 state:D stack:0 pid:3744 tgid:3744 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.677908][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.677983][ T32] Call trace: [ 1326.678033][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1326.678118][ T32] r10:829189c0 r9:e0645d84 r8:00000002 r7:60000013 r6:e0645d8c r5:847c3000 [ 1326.678147][ T32] r4:847c3000 [ 1326.678197][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1326.678246][ T32] r5:847c3000 r4:829189bc [ 1326.678267][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.678312][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.678370][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0645e08 [ 1326.678420][ T32] r4:00000000 [ 1326.678445][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1326.678488][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.678534][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.678581][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85057380 [ 1326.678631][ T32] r4:00000000 [ 1326.678657][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.678708][ T32] r9:83018205 r8:847c3000 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1326.678805][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.678854][ T32] r5:00001000 r4:dfecb000 [ 1326.678876][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.678954][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.679001][ T32] r5:84bf9b8c r4:84bf9800 [ 1326.679073][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.679123][ T32] r7:ddde2d40 r6:83018200 r5:84bf9b8c r4:85040f00 [ 1326.679165][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.679220][ T32] r10:61c88647 r9:847c3000 r8:85040f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.679245][ T32] r4:85040f00 [ 1326.679289][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.679347][ T32] r10:00000000 r9:85040f00 r8:8027ecf4 r7:e063de60 r6:85040f80 r5:847c3000 [ 1326.679372][ T32] r4:00000001 [ 1326.679394][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.679459][ T32] Exception stack(0xe0645fb0 to 0xe0645ff8) [ 1326.679493][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.679525][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.679596][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.679657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.679685][ T32] r4:85057040 [ 1326.693331][ T32] INFO: task kworker/1:247:3744 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1326.693465][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.693579][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.693645][ T32] Call trace: [ 1326.693680][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1326.693743][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1326.693768][ T32] r4:00000000 [ 1326.693790][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.693833][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1326.693868][ T32] dd20: d02cd000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1326.693920][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1326.694024][ T32] dd60: 80070013 ffffffff [ 1326.694056][ T32] r5:80070013 r4:80239bb0 [ 1326.694109][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.694218][ T32] r4:82ac11e4 [ 1326.694247][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.694298][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1326.694324][ T32] r4:e044ddc0 [ 1326.694352][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.694400][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1326.694547][ T32] r4:00000000 [ 1326.694574][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.694624][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1326.694648][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.694692][ T32] r5:00001000 r4:dfdd1000 [ 1326.694714][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.694755][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.694799][ T32] r5:84be3b8c r4:84be3800 [ 1326.694820][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.694869][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1326.694891][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.694942][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.695038][ T32] r4:847a6d80 [ 1326.695064][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.695142][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1326.695170][ T32] r4:00000001 [ 1326.695191][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.695229][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1326.695258][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.695288][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.695320][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.695360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.695384][ T32] r4:84789140 [ 1326.695409][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.695440][ T32] INFO: task kworker/1:248:3746 blocked for more than 453 seconds. [ 1326.695474][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.695551][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.695597][ T32] task:kworker/1:248 state:D stack:0 pid:3746 tgid:3746 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.695676][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.695799][ T32] Call trace: [ 1326.695861][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1326.695944][ T32] r10:829189c0 r9:e0631d84 r8:00000002 r7:60000013 r6:e0631d8c r5:847c3c00 [ 1326.695974][ T32] r4:847c3c00 [ 1326.696064][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1326.696172][ T32] r5:847c3c00 r4:829189bc [ 1326.696222][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.696270][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.696324][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0631e08 [ 1326.696355][ T32] r4:00000000 [ 1326.696376][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1326.696419][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.696459][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.696505][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85057100 [ 1326.696529][ T32] r4:00000000 [ 1326.696550][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.696609][ T32] r9:83018205 r8:847c3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1326.696636][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.696685][ T32] r5:00001000 r4:dfeb3000 [ 1326.696708][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.696751][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.696822][ T32] r5:84bf978c r4:84bf9400 [ 1326.696878][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.696955][ T32] r7:ddde2d40 r6:83018200 r5:84bf978c r4:85020000 [ 1326.696981][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.697056][ T32] r10:61c88647 r9:847c3c00 r8:8502002c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.697160][ T32] r4:85020000 [ 1326.697185][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.697236][ T32] r10:00000000 r9:85020000 r8:8027ecf4 r7:e0645e60 r6:85020080 r5:847c3c00 [ 1326.697260][ T32] r4:00000001 [ 1326.697305][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.697351][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1326.697427][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.697490][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.697523][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.697572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.697601][ T32] r4:85057040 [ 1326.698013][ T32] INFO: task kworker/1:248:3746 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1326.698059][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.698156][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.698253][ T32] Call trace: [ 1326.698304][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1326.698367][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1326.698393][ T32] r4:00000000 [ 1326.698414][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.698454][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1326.698486][ T32] dd20: d02cd000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1326.698519][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1326.698560][ T32] dd60: 80070013 ffffffff [ 1326.698592][ T32] r5:80070013 r4:80239bb0 [ 1326.698614][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.698685][ T32] r4:82ac11e4 [ 1326.698720][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.698776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1326.698802][ T32] r4:e044ddc0 [ 1326.698823][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.698872][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1326.698921][ T32] r4:00000000 [ 1326.698945][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.699019][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1326.699071][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.699131][ T32] r5:00001000 r4:dfdd1000 [ 1326.699206][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.699278][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.699331][ T32] r5:84be3b8c r4:84be3800 [ 1326.699403][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.699481][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1326.699634][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.699689][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.699713][ T32] r4:847a6d80 [ 1326.699734][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.699786][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1326.699811][ T32] r4:00000001 [ 1326.699832][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.699869][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1326.699947][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.714746][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.714808][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.714847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.715004][ T32] r4:84789140 [ 1326.715061][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.715098][ T32] INFO: task kworker/1:249:3748 blocked for more than 453 seconds. [ 1326.715135][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.715163][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.715232][ T32] task:kworker/1:249 state:D stack:0 pid:3748 tgid:3748 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.715299][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.715367][ T32] Call trace: [ 1326.715428][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1326.715494][ T32] r10:829189c0 r9:e064dd84 r8:00000002 r7:60000113 r6:e064dd8c r5:847c5400 [ 1326.715520][ T32] r4:847c5400 [ 1326.715730][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1326.715780][ T32] r5:847c5400 r4:829189bc [ 1326.715804][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.715872][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.715953][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e064de08 [ 1326.716040][ T32] r4:00000000 [ 1326.716067][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1326.716115][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.716161][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.716211][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85057640 [ 1326.716235][ T32] r4:00000000 [ 1326.716396][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.716453][ T32] r9:83018205 r8:847c5400 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1326.716478][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.716525][ T32] r5:00001000 r4:dfeeb000 [ 1326.716562][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.716635][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.716685][ T32] r5:84bf9f8c r4:84bf9c00 [ 1326.716707][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.716758][ T32] r7:ddde2d40 r6:83018200 r5:84bf9f8c r4:85020100 [ 1326.716806][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.716862][ T32] r10:61c88647 r9:847c5400 r8:8502012c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.716888][ T32] r4:85020100 [ 1326.716908][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.716959][ T32] r10:00000000 r9:85020100 r8:8027ecf4 r7:e0645e60 r6:85020180 r5:847c5400 [ 1326.717007][ T32] r4:00000001 [ 1326.717031][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.717073][ T32] Exception stack(0xe064dfb0 to 0xe064dff8) [ 1326.717104][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.717161][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.717196][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.717255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.717283][ T32] r4:85057200 [ 1326.717691][ T32] INFO: task kworker/1:249:3748 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1326.717754][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.717899][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.717943][ T32] Call trace: [ 1326.717983][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1326.718063][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1326.718093][ T32] r4:00000000 [ 1326.718116][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.718212][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1326.718277][ T32] dd20: d0422000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1326.718315][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1326.718370][ T32] dd60: 80070013 ffffffff [ 1326.718425][ T32] r5:80070013 r4:80239bb0 [ 1326.718451][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.718498][ T32] r4:82ac11e4 [ 1326.718520][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.718567][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1326.718591][ T32] r4:e044ddc0 [ 1326.718611][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.718659][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1326.718710][ T32] r4:00000000 [ 1326.718759][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.718822][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1326.718849][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.718900][ T32] r5:00001000 r4:dfdd1000 [ 1326.718923][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.718965][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.719023][ T32] r5:84be3b8c r4:84be3800 [ 1326.719048][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.719098][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1326.719168][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.719248][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.719277][ T32] r4:847a6d80 [ 1326.719298][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.719357][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1326.719456][ T32] r4:00000001 [ 1326.719482][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.719522][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1326.719551][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.719583][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.719636][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.719672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.719721][ T32] r4:84789140 [ 1326.719746][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.719773][ T32] INFO: task kworker/1:250:3750 blocked for more than 453 seconds. [ 1326.719818][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.719916][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.737248][ T32] task:kworker/1:250 state:D stack:0 pid:3750 tgid:3750 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.737422][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.737516][ T32] Call trace: [ 1326.737587][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1326.737693][ T32] r10:829189c0 r9:e0651d84 r8:00000002 r7:60000013 r6:e0651d8c r5:847c6c00 [ 1326.737755][ T32] r4:847c6c00 [ 1326.737784][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1326.737833][ T32] r5:847c6c00 r4:829189bc [ 1326.737855][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.737897][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.737948][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0651e08 [ 1326.737997][ T32] r4:00000000 [ 1326.738053][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1326.738202][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.738315][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.738374][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85057840 [ 1326.738402][ T32] r4:00000000 [ 1326.738447][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.738570][ T32] r9:83018205 r8:847c6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1326.738615][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.738692][ T32] r5:00001000 r4:dff01000 [ 1326.738719][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.738764][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.738810][ T32] r5:84bfa38c r4:84bfa000 [ 1326.738858][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.738931][ T32] r7:ddde2d40 r6:83018200 r5:84bfa38c r4:85020200 [ 1326.738981][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.739036][ T32] r10:61c88647 r9:847c6c00 r8:8502022c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.739062][ T32] r4:85020200 [ 1326.739089][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.739142][ T32] r10:00000000 r9:85020200 r8:8027ecf4 r7:e064de60 r6:85020280 r5:847c6c00 [ 1326.739167][ T32] r4:00000001 [ 1326.739189][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.739254][ T32] Exception stack(0xe0651fb0 to 0xe0651ff8) [ 1326.739297][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.739338][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.739371][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.739431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.739488][ T32] r4:85057200 [ 1326.746777][ T32] INFO: task kworker/1:250:3750 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1326.746896][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.747031][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.747089][ T32] Call trace: [ 1326.747127][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1326.747202][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1326.747234][ T32] r4:00000000 [ 1326.747259][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.747303][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1326.747345][ T32] dd20: d08b5000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1326.747387][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1326.747444][ T32] dd60: 80070013 ffffffff [ 1326.747476][ T32] r5:80070013 r4:80239bb0 [ 1326.747500][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.747551][ T32] r4:82ac11e4 [ 1326.747574][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.747648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1326.747679][ T32] r4:e044ddc0 [ 1326.747702][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.747752][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1326.747802][ T32] r4:00000000 [ 1326.747829][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.747880][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1326.747909][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.747957][ T32] r5:00001000 r4:dfdd1000 [ 1326.747980][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.748024][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.748069][ T32] r5:84be3b8c r4:84be3800 [ 1326.748117][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.748171][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1326.748195][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.748247][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.748273][ T32] r4:847a6d80 [ 1326.748295][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.748352][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1326.748379][ T32] r4:00000001 [ 1326.748401][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.748439][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1326.748500][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.748537][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.748593][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.748636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.748663][ T32] r4:84789140 [ 1326.748688][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.748755][ T32] INFO: task kworker/1:251:3752 blocked for more than 453 seconds. [ 1326.748795][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.748848][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.748873][ T32] task:kworker/1:251 state:D stack:0 pid:3752 tgid:3752 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.748941][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.748985][ T32] Call trace: [ 1326.749041][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1326.749098][ T32] r10:829189c0 r9:e0649d84 r8:00000002 r7:60000013 r6:e0649d8c r5:847c4800 [ 1326.749125][ T32] r4:847c4800 [ 1326.749147][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1326.749192][ T32] r5:847c4800 r4:829189bc [ 1326.749214][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.749257][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.749324][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0649e08 [ 1326.749394][ T32] r4:00000000 [ 1326.749435][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1326.749481][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.749600][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.749687][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850508c0 [ 1326.749716][ T32] r4:00000000 [ 1326.749738][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.749829][ T32] r9:83018205 r8:847c4800 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1326.749882][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.762773][ T32] r5:00001000 r4:e0027000 [ 1326.762872][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.762943][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.763018][ T32] r5:84bfbf8c r4:84bfbc00 [ 1326.763048][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.763105][ T32] r7:ddde2d40 r6:83018200 r5:84bfbf8c r4:85020300 [ 1326.763130][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.763228][ T32] r10:61c88647 r9:847c4800 r8:8502032c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.763283][ T32] r4:85020300 [ 1326.763310][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.763394][ T32] r10:00000000 r9:85020300 r8:8027ecf4 r7:e0651e60 r6:85020380 r5:847c4800 [ 1326.763426][ T32] r4:00000001 [ 1326.763523][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.763568][ T32] Exception stack(0xe0649fb0 to 0xe0649ff8) [ 1326.763603][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.763637][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.763667][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.763702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.763752][ T32] r4:850576c0 [ 1326.764211][ T32] INFO: task kworker/1:251:3752 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1326.764260][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.764377][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.764432][ T32] Call trace: [ 1326.764493][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1326.764558][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1326.764593][ T32] r4:00000000 [ 1326.764642][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.764714][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1326.764753][ T32] dd20: d0bf3000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1326.764790][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1326.764817][ T32] dd60: 80070013 ffffffff [ 1326.764878][ T32] r5:80070013 r4:80239bb0 [ 1326.764905][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.764972][ T32] r4:82ac11e4 [ 1326.765032][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.765138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1326.765169][ T32] r4:e044ddc0 [ 1326.765219][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.765272][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1326.765313][ T32] r4:00000000 [ 1326.765372][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.765430][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1326.765456][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.765547][ T32] r5:00001000 r4:dfdd1000 [ 1326.765591][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.765640][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.765691][ T32] r5:84be3b8c r4:84be3800 [ 1326.765722][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.765773][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1326.765800][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.765856][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.765896][ T32] r4:847a6d80 [ 1326.765925][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.766002][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1326.766031][ T32] r4:00000001 [ 1326.766054][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.766100][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1326.766224][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.766268][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.766300][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.766342][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.766369][ T32] r4:84789140 [ 1326.766396][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.766429][ T32] INFO: task kworker/1:252:3754 blocked for more than 453 seconds. [ 1326.766467][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.766518][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.766547][ T32] task:kworker/1:252 state:D stack:0 pid:3754 tgid:3754 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.766623][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.766674][ T32] Call trace: [ 1326.766734][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1326.766793][ T32] r10:829189c0 r9:e0659d84 r8:00000002 r7:60000013 r6:e0659d8c r5:847c0000 [ 1326.766819][ T32] r4:847c0000 [ 1326.766841][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1326.766888][ T32] r5:847c0000 r4:829189bc [ 1326.766911][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.766956][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.767009][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0659e08 [ 1326.767034][ T32] r4:00000000 [ 1326.767079][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1326.767130][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.767201][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.767254][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85057a00 [ 1326.767278][ T32] r4:00000000 [ 1326.767298][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.767352][ T32] r9:83018205 r8:847c0000 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1326.767375][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.767418][ T32] r5:00001000 r4:dff17000 [ 1326.767567][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.767659][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.767706][ T32] r5:84bfa78c r4:84bfa400 [ 1326.767727][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.767772][ T32] r7:ddde2d40 r6:83018200 r5:84bfa78c r4:85020400 [ 1326.767822][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.767878][ T32] r10:61c88647 r9:847c0000 r8:8502042c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.767902][ T32] r4:85020400 [ 1326.767924][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.767976][ T32] r10:00000000 r9:85020400 r8:8027ecf4 r7:e0649e60 r6:85020480 r5:847c0000 [ 1326.768000][ T32] r4:00000001 [ 1326.768019][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.768059][ T32] Exception stack(0xe0659fb0 to 0xe0659ff8) [ 1326.768088][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.768119][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.768163][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.768200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.768249][ T32] r4:85057880 [ 1326.768530][ T32] INFO: task kworker/1:252:3754 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1326.768631][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.768795][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.768888][ T32] Call trace: [ 1326.768961][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1326.769022][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1326.769050][ T32] r4:00000000 [ 1326.769071][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.769134][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1326.769172][ T32] dd20: d0bf3000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1326.769205][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1326.769232][ T32] dd60: 80070013 ffffffff [ 1326.769257][ T32] r5:80070013 r4:80239bb0 [ 1326.769278][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.769322][ T32] r4:82ac11e4 [ 1326.769349][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.769400][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1326.769446][ T32] r4:e044ddc0 [ 1326.769471][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.769520][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1326.769558][ T32] r4:00000000 [ 1326.769582][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.769631][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1326.769665][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.769714][ T32] r5:00001000 r4:dfdd1000 [ 1326.769736][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.769833][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.793316][ T32] r5:84be3b8c r4:84be3800 [ 1326.793373][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.793456][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1326.793482][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.793537][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.793561][ T32] r4:847a6d80 [ 1326.793582][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.793658][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1326.793687][ T32] r4:00000001 [ 1326.793710][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.793775][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1326.793815][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.793897][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.793955][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.794021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.794049][ T32] r4:84789140 [ 1326.794077][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.794133][ T32] INFO: task kworker/1:253:3755 blocked for more than 453 seconds. [ 1326.794242][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.794285][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.794335][ T32] task:kworker/1:253 state:D stack:0 pid:3755 tgid:3755 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.794403][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.794477][ T32] Call trace: [ 1326.794514][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1326.794601][ T32] r4:85058000 ** 1 printk messages dropped ** [ 1326.794670][ T32] r5:85058000 r4:829189bc [ 1326.794691][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1326.794835][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.795023][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85057d80 ** 5 printk messages dropped ** [ 1326.795349][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1326.795707][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.795781][ T32] r10:61c88647 r9:85058000 r8:8502052c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.795811][ T32] r4:85020500 [ 1326.795832][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.795882][ T32] r10:00000000 r9:85020500 r8:8027ecf4 r7:e0649e60 r6:85020580 r5:85058000 [ 1326.795931][ T32] r4:00000001 [ 1326.795955][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.795994][ T32] Exception stack(0xe065dfb0 to 0xe065dff8) [ 1326.796023][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.796057][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.796086][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.796165][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.796193][ T32] r4:85057880 [ 1326.796637][ T32] INFO: task kworker/1:253:3755 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1326.796710][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.796806][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.796853][ T32] Call trace: [ 1326.796958][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1326.797026][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1326.797078][ T32] r4:00000000 [ 1326.797111][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.797168][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1326.797229][ T32] dd20: d1113000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1326.797284][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1326.797335][ T32] dd60: 80070013 ffffffff [ 1326.797403][ T32] r5:80070013 r4:80239bb0 [ 1326.797462][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.797537][ T32] r4:82ac11e4 [ 1326.797642][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.797700][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1326.797727][ T32] r4:e044ddc0 [ 1326.797748][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.797796][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1326.797819][ T32] r4:00000000 [ 1326.797840][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.797910][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1326.797963][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.798066][ T32] r5:00001000 r4:dfdd1000 [ 1326.798124][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.798253][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.798308][ T32] r5:84be3b8c r4:84be3800 [ 1326.798337][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.798387][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1326.798410][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.798460][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.798484][ T32] r4:847a6d80 [ 1326.798504][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.798582][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1326.798673][ T32] r4:00000001 [ 1326.798703][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.798743][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1326.798823][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.798859][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.798951][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.798989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.799030][ T32] r4:84789140 [ 1326.799055][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.799123][ T32] INFO: task kworker/1:254:3759 blocked for more than 453 seconds. [ 1326.799215][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.799324][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.799383][ T32] task:kworker/1:254 state:D stack:0 pid:3759 tgid:3759 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.799471][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.799659][ T32] Call trace: [ 1326.799697][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1326.799781][ T32] r10:829189c0 r9:e0669d84 r8:00000002 r7:60000113 r6:e0669d8c r5:85059800 [ 1326.799991][ T32] r4:85059800 [ 1326.812125][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1326.812250][ T32] r5:85059800 r4:829189bc [ 1326.812280][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.812338][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.812393][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0669e08 [ 1326.812444][ T32] r4:00000000 [ 1326.812497][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1326.812543][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.812655][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.812708][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85050280 [ 1326.812733][ T32] r4:00000000 [ 1326.812755][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.812805][ T32] r9:83018205 r8:85059800 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1326.812828][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.812874][ T32] r5:00001000 r4:dff87000 [ 1326.812895][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.812938][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.812981][ T32] r5:84bfb38c r4:84bfb000 [ 1326.813004][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.813054][ T32] r7:ddde2d40 r6:83018200 r5:84bfb38c r4:85020600 [ 1326.813102][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.813158][ T32] r10:61c88647 r9:85059800 r8:8502062c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.813185][ T32] r4:85020600 [ 1326.813207][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.813258][ T32] r10:00000000 r9:85020600 r8:8027ecf4 r7:e0649e60 r6:85020680 r5:85059800 [ 1326.813295][ T32] r4:00000001 [ 1326.813321][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.813371][ T32] Exception stack(0xe0669fb0 to 0xe0669ff8) [ 1326.813406][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.813464][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.813499][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.813535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.813559][ T32] r4:85057cc0 [ 1326.813962][ T32] INFO: task kworker/1:254:3759 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1326.814007][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.814108][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.814222][ T32] Call trace: [ 1326.814345][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1326.814459][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 ** 1 printk messages dropped ** [ 1326.814536][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 6 printk messages dropped ** [ 1326.814823][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1326.814925][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 ** 3 printk messages dropped ** [ 1326.815096][ T32] r4:00000000 [ 1326.815122][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.815172][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1326.815194][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.815238][ T32] r5:00001000 r4:dfdd1000 [ 1326.815284][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.815348][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.815402][ T32] r5:84be3b8c r4:84be3800 [ 1326.815449][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.815527][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1326.815553][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.815644][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.815673][ T32] r4:847a6d80 [ 1326.815694][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.815758][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1326.815786][ T32] r4:00000001 [ 1326.815832][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.815874][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1326.815903][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.815934][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.815965][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.816090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.816141][ T32] r4:84789140 [ 1326.816195][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.816230][ T32] INFO: task kworker/0:70:3761 blocked for more than 453 seconds. [ 1326.816268][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.816296][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.816318][ T32] task:kworker/0:70 state:D stack:0 pid:3761 tgid:3761 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.816421][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.816561][ T32] Call trace: [ 1326.816598][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1326.816677][ T32] r10:829189c0 r9:e0671d84 r8:00000002 r7:60000113 r6:e0671d8c r5:8505b000 [ 1326.816730][ T32] r4:8505b000 [ 1326.816782][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1326.816833][ T32] r5:8505b000 r4:829189bc [ 1326.816856][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.816901][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.816957][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0671e08 [ 1326.816994][ T32] r4:00000000 [ 1326.817018][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1326.817061][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.817100][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.817148][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072280 [ 1326.817214][ T32] r4:00000000 [ 1326.817262][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.817315][ T32] r9:83018005 r8:8505b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 [ 1326.817346][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.817390][ T32] r5:00001000 r4:e48af000 [ 1326.817411][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.817452][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.817494][ T32] r5:84bb1f8c r4:84bb1c00 [ 1326.817515][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.817560][ T32] r7:dddced40 r6:83018000 r5:84bb1f8c r4:84b6a880 [ 1326.817582][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.817672][ T32] r10:61c88647 r9:8505b000 r8:84b6a8ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.817716][ T32] r4:84b6a880 [ 1326.817754][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.817850][ T32] r10:00000000 r9:84b6a880 r8:8027ecf4 r7:e04d9e60 r6:85020700 r5:8505b000 [ 1326.817887][ T32] r4:00000001 [ 1326.817909][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.817962][ T32] Exception stack(0xe0671fb0 to 0xe0671ff8) [ 1326.817996][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.818028][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.818058][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.818094][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.818140][ T32] r4:85036300 [ 1326.818516][ T32] INFO: task kworker/0:70:3761 is blocked on a mutex likely owned by task kworker/1:209:3661. ** 1 printk messages dropped ** [ 1326.818760][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.819085][ T32] Exception stack(0xe044dd20 to 0xe044dd68) ** 5 printk messages dropped ** [ 1326.819357][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1326.819463][ T32] r4:e044ddc0 ** 2 printk messages dropped ** [ 1326.819672][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.819835][ T32] r5:00001000 r4:dfdd1000 ** 3 printk messages dropped ** [ 1326.842377][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1326.842641][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1326.842921][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.842974][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.843036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.843064][ T32] r4:84789140 [ 1326.843147][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.843198][ T32] INFO: task kworker/0:71:3762 blocked for more than 453 seconds. [ 1326.843241][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.843274][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.843348][ T32] task:kworker/0:71 state:D stack:0 pid:3762 tgid:3762 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.843469][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.843525][ T32] Call trace: [ 1326.843559][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1326.843642][ T32] r10:829189c0 r9:e0675d84 r8:00000002 r7:60000113 r6:e0675d8c r5:85058c00 [ 1326.843671][ T32] r4:85058c00 [ 1326.843693][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1326.843740][ T32] r5:85058c00 r4:829189bc [ 1326.843763][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.843870][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.843940][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0675e08 [ 1326.844003][ T32] r4:00000000 [ 1326.844049][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1326.844145][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.844248][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.844311][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85050400 [ 1326.844340][ T32] r4:00000000 [ 1326.844362][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.844427][ T32] r9:83018005 r8:85058c00 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1326.844461][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.844508][ T32] r5:00001000 r4:dff97000 [ 1326.844536][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.844580][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.844655][ T32] r5:84bfb78c r4:84bfb400 [ 1326.844680][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.844728][ T32] r7:dddced40 r6:83018000 r5:84bfb78c r4:84b6a900 [ 1326.844752][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.844803][ T32] r10:61c88647 r9:85058c00 r8:84b6a92c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.844826][ T32] r4:84b6a900 [ 1326.844895][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.844950][ T32] r10:00000000 r9:84b6a900 r8:8027ecf4 r7:e0671e60 r6:85020780 r5:85058c00 [ 1326.844975][ T32] r4:00000001 [ 1326.844994][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.845032][ T32] Exception stack(0xe0675fb0 to 0xe0675ff8) [ 1326.845060][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.845102][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.845134][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.845167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.845191][ T32] r4:85036300 [ 1326.845605][ T32] INFO: task kworker/0:71:3762 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1326.845644][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.845706][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.845748][ T32] Call trace: [ 1326.845839][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1326.845898][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1326.845923][ T32] r4:00000000 [ 1326.845944][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.845985][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1326.846020][ T32] dd20: d14c3000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1326.846057][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1326.846092][ T32] dd60: 80070013 ffffffff [ 1326.846144][ T32] r5:80070013 r4:80239bb0 [ 1326.846216][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.846272][ T32] r4:82ac11e4 [ 1326.846300][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.846356][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1326.846381][ T32] r4:e044ddc0 [ 1326.846402][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.846451][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1326.846475][ T32] r4:00000000 [ 1326.846495][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.846558][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1326.846630][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.846707][ T32] r5:00001000 r4:dfdd1000 [ 1326.846788][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.846868][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.846956][ T32] r5:84be3b8c r4:84be3800 [ 1326.846987][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.847039][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1326.847082][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.847169][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.847198][ T32] r4:847a6d80 [ 1326.847243][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.847298][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1326.847322][ T32] r4:00000001 [ 1326.847346][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.847384][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1326.847413][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.847445][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.847475][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.847507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.847530][ T32] r4:84789140 [ 1326.847551][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.847598][ T32] INFO: task kworker/1:255:3764 blocked for more than 453 seconds. [ 1326.847634][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.847659][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.847687][ T32] task:kworker/1:255 state:D stack:0 pid:3764 tgid:3764 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.847774][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.847846][ T32] Call trace: [ 1326.847879][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1326.847932][ T32] r10:829189c0 r9:e0679d84 r8:00000002 r7:60000113 r6:e0679d8c r5:8505a400 [ 1326.847956][ T32] r4:8505a400 [ 1326.847989][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1326.848091][ T32] r5:8505a400 r4:829189bc [ 1326.848125][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.848172][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.848226][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0679e08 [ 1326.848280][ T32] r4:00000000 [ 1326.848305][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1326.848379][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.848425][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.848474][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850507c0 [ 1326.848498][ T32] r4:00000000 [ 1326.848543][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.848593][ T32] r9:83018205 r8:8505a400 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1326.848622][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.848667][ T32] r5:00001000 r4:dffcd000 [ 1326.848689][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.848732][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.848782][ T32] r5:84bfbb8c r4:84bfb800 [ 1326.848828][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.848878][ T32] r7:ddde2d40 r6:83018200 r5:84bfbb8c r4:85020800 [ 1326.848901][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.848952][ T32] r10:61c88647 r9:8505a400 r8:8502082c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.848976][ T32] r4:85020800 [ 1326.849021][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.849115][ T32] r10:00000000 r9:85020800 r8:8027ecf4 r7:e0649e60 r6:85020880 r5:8505a400 [ 1326.849168][ T32] r4:00000001 [ 1326.849217][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.849259][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1326.849314][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.849353][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.849411][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.849467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.849498][ T32] r4:85050340 [ 1326.849783][ T32] INFO: task kworker/1:255:3764 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1326.849826][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.849969][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.867899][ T32] Call trace: [ 1326.867980][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1326.868063][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1326.868098][ T32] r4:00000000 [ 1326.868121][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.868214][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1326.868291][ T32] dd20: d17d4000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1326.868328][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1326.868356][ T32] dd60: 80070013 ffffffff [ 1326.868436][ T32] r5:80070013 r4:80239bb0 [ 1326.868463][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.868512][ T32] r4:82ac11e4 [ 1326.868535][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.868584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1326.868609][ T32] r4:e044ddc0 [ 1326.868630][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.868678][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1326.868702][ T32] r4:00000000 [ 1326.868746][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.868800][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1326.868825][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.868871][ T32] r5:00001000 r4:dfdd1000 [ 1326.868892][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.868933][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.868999][ T32] r5:84be3b8c r4:84be3800 [ 1326.869053][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.869122][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1326.869169][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.869225][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.869273][ T32] r4:847a6d80 [ 1326.869336][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.869402][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1326.869435][ T32] r4:00000001 [ 1326.869458][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.869497][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1326.869550][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.869586][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.869616][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.869650][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.869699][ T32] r4:84789140 [ 1326.869761][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.869811][ T32] INFO: task kworker/0:72:3765 blocked for more than 453 seconds. [ 1326.869855][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.869885][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.869908][ T32] task:kworker/0:72 state:D stack:0 pid:3765 tgid:3765 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.870033][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.883970][ T32] Call trace: [ 1326.884027][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1326.884118][ T32] r10:829189c0 r9:e0681d84 r8:00000002 r7:60000113 r6:e0681d8c r5:8505d400 [ 1326.884147][ T32] r4:8505d400 [ 1326.884187][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1326.884300][ T32] r5:8505d400 r4:829189bc [ 1326.884351][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.884400][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.884452][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0681e08 [ 1326.884476][ T32] r4:00000000 [ 1326.884497][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1326.884538][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.884607][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.884661][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8502abc0 [ 1326.884687][ T32] r4:00000000 [ 1326.884714][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.884804][ T32] r9:83018005 r8:8505d400 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1326.884857][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.884937][ T32] r5:00001000 r4:e056d000 [ 1326.884962][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.885006][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.885050][ T32] r5:84bb178c r4:84bb1400 [ 1326.885086][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.885142][ T32] r7:dddced40 r6:83018000 r5:84bb178c r4:84b6a980 [ 1326.885165][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.885216][ T32] r10:61c88647 r9:8505d400 r8:84b6a9ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.885266][ T32] r4:84b6a980 [ 1326.885293][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.885375][ T32] r10:00000000 r9:84b6a980 r8:8027ecf4 r7:e0671e60 r6:85020900 r5:8505d400 [ 1326.885408][ T32] r4:00000001 [ 1326.885454][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.885502][ T32] Exception stack(0xe0681fb0 to 0xe0681ff8) [ 1326.885536][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.885568][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.885610][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.885647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.885671][ T32] r4:85036300 [ 1326.886112][ T32] INFO: task kworker/0:72:3765 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1326.886245][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.886426][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.886546][ T32] Call trace: [ 1326.886627][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1326.886736][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1326.886779][ T32] r4:00000000 [ 1326.886801][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.886846][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1326.886898][ T32] dd20: d1b20000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1326.886935][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1326.887059][ T32] dd60: 80070013 ffffffff [ 1326.887096][ T32] r5:80070013 r4:80239bb0 [ 1326.887119][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.887196][ T32] r4:82ac11e4 [ 1326.887222][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.887273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1326.887320][ T32] r4:e044ddc0 [ 1326.887345][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.887418][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1326.887470][ T32] r4:00000000 [ 1326.887494][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.887543][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1326.887590][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.887639][ T32] r5:00001000 r4:dfdd1000 [ 1326.887663][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.887705][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.887772][ T32] r5:84be3b8c r4:84be3800 [ 1326.887796][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.887871][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1326.887896][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.887954][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.888005][ T32] r4:847a6d80 [ 1326.888030][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.888087][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1326.888137][ T32] r4:00000001 [ 1326.888163][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.888206][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1326.888238][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.888270][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.888328][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.888379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.888460][ T32] r4:84789140 [ 1326.888487][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.888543][ T32] INFO: task kworker/1:256:3769 blocked for more than 453 seconds. [ 1326.888583][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.888611][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.888633][ T32] task:kworker/1:256 state:D stack:0 pid:3769 tgid:3769 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.888684][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.888742][ T32] Call trace: [ 1326.888785][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1326.888838][ T32] r10:829189c0 r9:e0685d84 r8:00000002 r7:60000013 r6:e0685d8c r5:83b64800 [ 1326.888889][ T32] r4:83b64800 ** 1 printk messages dropped ** [ 1326.888961][ T32] r5:83b64800 r4:829189bc [ 1326.889031][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.889085][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.889139][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0685e08 [ 1326.889193][ T32] r4:00000000 [ 1326.889245][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1326.889316][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.889361][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.889409][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850509c0 [ 1326.889439][ T32] r4:00000000 [ 1326.889460][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.889511][ T32] r9:83018205 r8:83b64800 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1326.889639][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.889723][ T32] r5:00001000 r4:e007d000 [ 1326.889773][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.889932][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.905281][ T32] r5:8500838c r4:85008000 [ 1326.905343][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.905422][ T32] r7:ddde2d40 r6:83018200 r5:8500838c r4:85020980 [ 1326.905446][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.905512][ T32] r10:61c88647 r9:83b64800 r8:850209ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.905564][ T32] r4:85020980 [ 1326.905590][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.905722][ T32] r10:00000000 r9:85020980 r8:8027ecf4 r7:e0649e60 r6:84b6aa00 r5:83b64800 [ 1326.905752][ T32] r4:00000001 [ 1326.905774][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.905827][ T32] Exception stack(0xe0685fb0 to 0xe0685ff8) [ 1326.905865][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.905901][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.905934][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.905968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.905991][ T32] r4:850506c0 [ 1326.906471][ T32] INFO: task kworker/1:256:3769 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1326.906520][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.906607][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.906681][ T32] Call trace: [ 1326.906747][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1326.906833][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1326.906862][ T32] r4:00000000 [ 1326.906884][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.906927][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1326.906961][ T32] dd20: d1c55000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1326.906994][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1326.907019][ T32] dd60: 80070013 ffffffff [ 1326.907044][ T32] r5:80070013 r4:80239bb0 [ 1326.907082][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.907135][ T32] r4:82ac11e4 [ 1326.907157][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.907206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1326.907230][ T32] r4:e044ddc0 [ 1326.907275][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.907327][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1326.907357][ T32] r4:00000000 [ 1326.907380][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.907428][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1326.907475][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.907527][ T32] r5:00001000 r4:dfdd1000 [ 1326.907549][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.907592][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.907636][ T32] r5:84be3b8c r4:84be3800 [ 1326.907682][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.907735][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1326.907756][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.907809][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.907845][ T32] r4:847a6d80 [ 1326.907869][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.907920][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1326.907944][ T32] r4:00000001 [ 1326.907965][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.908003][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1326.908032][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.908062][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.908097][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.908155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.908183][ T32] r4:84789140 [ 1326.908231][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.908266][ T32] INFO: task kworker/1:257:3771 blocked for more than 453 seconds. [ 1326.908304][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.908337][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.908361][ T32] task:kworker/1:257 state:D stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.908439][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.908484][ T32] Call trace: [ 1326.908541][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1326.908622][ T32] r10:829189c0 r9:e068dd84 r8:00000002 r7:60000113 r6:e068dd8c r5:848eb000 [ 1326.908653][ T32] r4:848eb000 [ 1326.908709][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1326.908773][ T32] r5:848eb000 r4:829189bc [ 1326.908799][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.908873][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.908929][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e068de08 [ 1326.908953][ T32] r4:00000000 [ 1326.908999][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1326.909070][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.909119][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.909187][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85057c00 [ 1326.909215][ T32] r4:00000000 [ 1326.909236][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.909294][ T32] r9:83018205 r8:848eb000 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1326.909320][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.909386][ T32] r5:00001000 r4:e06c9000 [ 1326.909411][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.909459][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.909527][ T32] r5:85009f8c r4:85009c00 [ 1326.909576][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.909679][ T32] r7:ddde2d40 r6:83018200 r5:85009f8c r4:85020a00 [ 1326.909715][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.909856][ T32] r10:61c88647 r9:848eb000 r8:85020a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.909946][ T32] r4:85020a00 [ 1326.923808][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.923913][ T32] r10:00000000 r9:85020a00 r8:8027ecf4 r7:e0685e60 r6:84b6aa80 r5:848eb000 [ 1326.923985][ T32] r4:00000001 [ 1326.924020][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.924066][ T32] Exception stack(0xe068dfb0 to 0xe068dff8) [ 1326.924133][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.924171][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.924226][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.924265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.924291][ T32] r4:850506c0 [ 1326.924729][ T32] INFO: task kworker/1:257:3771 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1326.924774][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.924904][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.924987][ T32] Call trace: [ 1326.925050][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1326.925116][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1326.925143][ T32] r4:00000000 [ 1326.925164][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.925206][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1326.925240][ T32] dd20: d20a7000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1326.925298][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1326.925330][ T32] dd60: 80070013 ffffffff [ 1326.925357][ T32] r5:80070013 r4:80239bb0 [ 1326.925380][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.925429][ T32] r4:82ac11e4 [ 1326.925451][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.925503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1326.925528][ T32] r4:e044ddc0 [ 1326.925549][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.925660][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1326.925689][ T32] r4:00000000 [ 1326.925711][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.925762][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1326.925786][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.925831][ T32] r5:00001000 r4:dfdd1000 [ 1326.925853][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.925894][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.925939][ T32] r5:84be3b8c r4:84be3800 [ 1326.925960][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.926021][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1326.926048][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.926108][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.926133][ T32] r4:847a6d80 [ 1326.926154][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.926252][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1326.926279][ T32] r4:00000001 [ 1326.926300][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.926363][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1326.926397][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.926432][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.926463][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.926495][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.926530][ T32] r4:84789140 [ 1326.926571][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.926622][ T32] INFO: task kworker/1:258:3772 blocked for more than 453 seconds. [ 1326.926689][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.926721][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.926759][ T32] task:kworker/1:258 state:D stack:0 pid:3772 tgid:3772 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.926838][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.926932][ T32] Call trace: [ 1326.926975][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1326.927030][ T32] r10:829189c0 r9:e0691d84 r8:00000002 r7:60000113 r6:e0691d8c r5:84908000 [ 1326.927056][ T32] r4:84908000 [ 1326.927107][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1326.927157][ T32] r5:84908000 r4:829189bc [ 1326.927179][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.927222][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.927273][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0691e08 [ 1326.927310][ T32] r4:00000000 [ 1326.927346][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1326.927392][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.927433][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.927482][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85050b40 [ 1326.927505][ T32] r4:00000000 [ 1326.927554][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.927613][ T32] r9:83018205 r8:84908000 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1326.927662][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.927710][ T32] r5:00001000 r4:e00bd000 [ 1326.927732][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.927798][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.927864][ T32] r5:8500878c r4:85008400 [ 1326.927888][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.927936][ T32] r7:ddde2d40 r6:83018200 r5:8500878c r4:85020a80 [ 1326.927959][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.928050][ T32] r10:61c88647 r9:84908000 r8:85020aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.928095][ T32] r4:85020a80 [ 1326.928119][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.928188][ T32] r10:00000000 r9:85020a80 r8:8027ecf4 r7:e068de60 r6:84b6ab00 r5:84908000 [ 1326.928222][ T32] r4:00000001 [ 1326.928243][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.928294][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1326.928344][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.928405][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.928438][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.928529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.928559][ T32] r4:850506c0 [ 1326.928814][ T32] INFO: task kworker/1:258:3772 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1326.928854][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.928932][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.928976][ T32] Call trace: [ 1326.929031][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1326.929095][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1326.929146][ T32] r4:00000000 [ 1326.929170][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.929238][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1326.929277][ T32] dd20: d20a7000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1326.929310][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1326.929349][ T32] dd60: 80070013 ffffffff [ 1326.929381][ T32] r5:80070013 r4:80239bb0 [ 1326.929432][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.929495][ T32] r4:82ac11e4 [ 1326.929544][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.929629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1326.929669][ T32] r4:e044ddc0 [ 1326.929709][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.929810][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1326.929848][ T32] r4:00000000 [ 1326.929933][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.952964][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1326.953061][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.953154][ T32] r5:00001000 r4:dfdd1000 [ 1326.953193][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.953244][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.953291][ T32] r5:84be3b8c r4:84be3800 [ 1326.953339][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.953397][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1326.953420][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.953472][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.953496][ T32] r4:847a6d80 [ 1326.953518][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.953569][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1326.953593][ T32] r4:00000001 [ 1326.953613][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.953653][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1326.953710][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.953747][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.953777][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.953810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.953833][ T32] r4:84789140 [ 1326.953883][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.953926][ T32] INFO: task kworker/1:259:3774 blocked for more than 453 seconds. [ 1326.953991][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.954024][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.954063][ T32] task:kworker/1:259 state:D stack:0 pid:3774 tgid:3774 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.954199][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.954260][ T32] Call trace: [ 1326.954324][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1326.954384][ T32] r10:829189c0 r9:e0699d84 r8:00000002 r7:60000113 r6:e0699d8c r5:84909800 [ 1326.954422][ T32] r4:84909800 [ 1326.954447][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1326.954517][ T32] r5:84909800 r4:829189bc [ 1326.954543][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.954590][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.954642][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0699e08 [ 1326.954665][ T32] r4:00000000 [ 1326.954691][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1326.954760][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.954807][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.954855][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85050c40 [ 1326.954903][ T32] r4:00000000 [ 1326.954930][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.954980][ T32] r9:83018205 r8:84909800 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1326.955003][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.955057][ T32] r5:00001000 r4:e00f9000 [ 1326.955087][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.955133][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.955182][ T32] r5:85008b8c r4:85008800 [ 1326.955205][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.955253][ T32] r7:ddde2d40 r6:83018200 r5:85008b8c r4:85020b00 [ 1326.955275][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.955325][ T32] r10:61c88647 r9:84909800 r8:85020b2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.955355][ T32] r4:85020b00 [ 1326.955378][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.955453][ T32] r10:00000000 r9:85020b00 r8:8027ecf4 r7:e068de60 r6:84b6ab80 r5:84909800 [ 1326.955482][ T32] r4:00000001 [ 1326.955502][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.955540][ T32] Exception stack(0xe0699fb0 to 0xe0699ff8) [ 1326.955600][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.955725][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.955759][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.955795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.955821][ T32] r4:85050b80 [ 1326.956321][ T32] INFO: task kworker/1:259:3774 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1326.956363][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.956475][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.956576][ T32] Call trace: [ 1326.956613][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1326.956669][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1326.956700][ T32] r4:00000000 [ 1326.956724][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.956767][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1326.956800][ T32] dd20: d22a3000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1326.956831][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1326.956860][ T32] dd60: 80070013 ffffffff [ 1326.956908][ T32] r5:80070013 r4:80239bb0 [ 1326.956934][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.956981][ T32] r4:82ac11e4 [ 1326.957027][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.957109][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1326.957137][ T32] r4:e044ddc0 [ 1326.957197][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.957274][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1326.957302][ T32] r4:00000000 [ 1326.957337][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.957390][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1326.957439][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.957496][ T32] r5:00001000 r4:dfdd1000 [ 1326.957518][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.957560][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.957603][ T32] r5:84be3b8c r4:84be3800 [ 1326.957624][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.957698][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1326.957725][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.957778][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.957801][ T32] r4:847a6d80 [ 1326.957871][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.957927][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1326.958002][ T32] r4:00000001 [ 1326.958055][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.958108][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1326.958185][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.958240][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.958270][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.958330][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.958358][ T32] r4:84789140 [ 1326.958385][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.958439][ T32] INFO: task kworker/1:260:3777 blocked for more than 453 seconds. [ 1326.958498][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.958553][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.958630][ T32] task:kworker/1:260 state:D stack:0 pid:3777 tgid:3777 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.958687][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.958760][ T32] Call trace: [ 1326.958834][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1326.958942][ T32] r10:829189c0 r9:e06a5d84 r8:00000002 r7:60000113 r6:e06a5d8c r5:84908c00 [ 1326.958996][ T32] r4:84908c00 [ 1326.959023][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1326.959105][ T32] r5:84908c00 r4:829189bc [ 1326.959149][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.959246][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.959345][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06a5e08 [ 1326.959435][ T32] r4:00000000 [ 1326.959519][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1326.959635][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.959724][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.959784][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85050dc0 [ 1326.959833][ T32] r4:00000000 [ 1326.959907][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.960033][ T32] r9:83018205 r8:84908c00 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1326.978615][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.978825][ T32] r5:00001000 r4:e05ed000 [ 1326.978905][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.979017][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.979127][ T32] r5:85008f8c r4:85008c00 [ 1326.979179][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.979284][ T32] r7:ddde2d40 r6:83018200 r5:85008f8c r4:85020b80 [ 1326.979355][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1326.979472][ T32] r10:61c88647 r9:84908c00 r8:85020bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.979543][ T32] r4:85020b80 [ 1326.979604][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1326.979714][ T32] r10:00000000 r9:85020b80 r8:8027ecf4 r7:e068de60 r6:84b6ac00 r5:84908c00 [ 1326.979770][ T32] r4:00000001 [ 1326.979825][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.979970][ T32] Exception stack(0xe06a5fb0 to 0xe06a5ff8) [ 1326.995724][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.995869][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.995950][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.996081][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1326.996186][ T32] r4:85050a40 [ 1326.996936][ T32] INFO: task kworker/1:260:3777 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1326.997024][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.997195][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.997344][ T32] Call trace: [ 1326.997460][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1326.997591][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1326.997651][ T32] r4:00000000 [ 1326.997702][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.997813][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1326.997898][ T32] dd20: d26a3000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1326.997990][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1326.998088][ T32] dd60: 80070013 ffffffff [ 1326.998220][ T32] r5:80070013 r4:80239bb0 [ 1326.998329][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.998442][ T32] r4:82ac11e4 [ 1326.998495][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.998603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1326.998659][ T32] r4:e044ddc0 [ 1326.998727][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1326.998855][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1326.998921][ T32] r4:00000000 [ 1326.998973][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1326.999091][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1326.999166][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1326.999276][ T32] r5:00001000 r4:dfdd1000 [ 1326.999330][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1326.999431][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.999533][ T32] r5:84be3b8c r4:84be3800 [ 1326.999601][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1326.999712][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1326.999767][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.003779][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.003941][ T32] r4:847a6d80 [ 1327.004041][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.004209][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1327.004283][ T32] r4:00000001 [ 1327.004340][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.004430][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1327.004516][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.004593][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.004661][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.004735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.004794][ T32] r4:84789140 [ 1327.004867][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.004962][ T32] INFO: task kworker/1:261:3778 blocked for more than 453 seconds. [ 1327.005049][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.005159][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.005225][ T32] task:kworker/1:261 state:D stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.005356][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.005495][ T32] Call trace: [ 1327.005581][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1327.005711][ T32] r10:829189c0 r9:e067dd84 r8:00000002 r7:60000013 r6:e067dd8c r5:8505bc00 [ 1327.005774][ T32] r4:8505bc00 [ 1327.005823][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1327.005925][ T32] r5:8505bc00 r4:829189bc [ 1327.005980][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.006211][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.006338][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e067de08 [ 1327.006421][ T32] r4:00000000 [ 1327.006490][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1327.006596][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.006699][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.006833][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85050f40 [ 1327.006909][ T32] r4:00000000 [ 1327.006986][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.007118][ T32] r9:83018205 r8:8505bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1327.007185][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.007289][ T32] r5:00001000 r4:e0625000 [ 1327.007345][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.007442][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.007560][ T32] r5:8500938c r4:85009000 [ 1327.007647][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.007784][ T32] r7:ddde2d40 r6:83018200 r5:8500938c r4:85020c00 [ 1327.007848][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.007964][ T32] r10:61c88647 r9:8505bc00 r8:85020c2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.008046][ T32] r4:85020c00 [ 1327.008112][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.008226][ T32] r10:00000000 r9:85020c00 r8:8027ecf4 r7:e068de60 r6:85020c80 r5:8505bc00 [ 1327.008286][ T32] r4:00000001 [ 1327.008336][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.008422][ T32] Exception stack(0xe067dfb0 to 0xe067dff8) [ 1327.008481][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.008577][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.008651][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1327.008801][ T32] r4:85050a40 [ 1327.009500][ T32] INFO: task kworker/1:261:3778 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1327.009595][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.009771][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.033814][ T32] Call trace: [ 1327.034073][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1327.034288][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1327.034374][ T32] r4:00000000 [ 1327.034467][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.034594][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1327.034706][ T32] dd20: d2825000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1327.034795][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1327.034877][ T32] dd60: 80070013 ffffffff [ 1327.034942][ T32] r5:80070013 r4:80239bb0 [ 1327.034994][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.035109][ T32] r4:82ac11e4 [ 1327.035189][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.035301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1327.035355][ T32] r4:e044ddc0 [ 1327.035408][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.035518][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1327.035587][ T32] r4:00000000 [ 1327.035715][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.035831][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1327.035902][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.036026][ T32] r5:00001000 r4:dfdd1000 [ 1327.036199][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.036305][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.036411][ T32] r5:84be3b8c r4:84be3800 [ 1327.036469][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.036582][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1327.036638][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.036753][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.036814][ T32] r4:847a6d80 [ 1327.036918][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.037054][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1327.037123][ T32] r4:00000001 [ 1327.037233][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.037328][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1327.037403][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.037496][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.037584][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.037667][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.037732][ T32] r4:84789140 [ 1327.037843][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.037926][ T32] INFO: task kworker/1:262:3781 blocked for more than 453 seconds. [ 1327.038013][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.038089][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.038149][ T32] task:kworker/1:262 state:D stack:0 pid:3781 tgid:3781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.038284][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.038402][ T32] Call trace: [ 1327.038438][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1327.038568][ T32] r10:829189c0 r9:e06a1d84 r8:00000002 r7:60000013 r6:e06a1d8c r5:8505e000 [ 1327.038597][ T32] r4:8505e000 [ 1327.038618][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1327.038663][ T32] r5:8505e000 r4:829189bc [ 1327.038685][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.038728][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.038780][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06a1e08 [ 1327.038803][ T32] r4:00000000 [ 1327.038823][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1327.038889][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.038946][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 3 printk messages dropped ** [ 1327.039093][ T32] r9:83018205 r8:8505e000 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 ** 3 printk messages dropped ** [ 1327.039255][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1327.039475][ T32] r10:61c88647 r9:8505e000 r8:85020d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 5 printk messages dropped ** [ 1327.039730][ T32] Exception stack(0xe06a1fb0 to 0xe06a1ff8) ** 2 printk messages dropped ** [ 1327.040013][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1327.062608][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1327.063692][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 ** 5 printk messages dropped ** [ 1327.064235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 ** 2 printk messages dropped ** [ 1327.064517][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1327.064582][ T32] r4:00000000 [ 1327.064670][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.064824][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1327.064902][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.065035][ T32] r5:00001000 r4:dfdd1000 [ 1327.065105][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.065208][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.065309][ T32] r5:84be3b8c r4:84be3800 [ 1327.065361][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.065446][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1327.065471][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.065542][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.065638][ T32] r4:847a6d80 [ 1327.065664][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.065717][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1327.065741][ T32] r4:00000001 [ 1327.065761][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.065798][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1327.065827][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.065860][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.065889][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.065928][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.065953][ T32] r4:84789140 [ 1327.065976][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.066007][ T32] INFO: task kworker/1:263:3783 blocked for more than 453 seconds. [ 1327.066042][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.066189][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.066259][ T32] task:kworker/1:263 state:D stack:0 pid:3783 tgid:3783 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.066323][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.066387][ T32] Call trace: [ 1327.066422][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1327.066515][ T32] r10:829189c0 r9:e06b1d84 r8:00000002 r7:60000113 r6:e06b1d8c r5:8505ec00 [ 1327.066570][ T32] r4:8505ec00 [ 1327.066620][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1327.066702][ T32] r5:8505ec00 r4:829189bc [ 1327.066776][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.066848][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.066936][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06b1e08 [ 1327.067061][ T32] r4:00000000 [ 1327.067085][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1327.067155][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.067201][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.067252][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8502ff80 [ 1327.067277][ T32] r4:00000000 [ 1327.067297][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.067343][ T32] r9:83018205 r8:8505ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1327.067390][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.067437][ T32] r5:00001000 r4:e06b9000 [ 1327.067482][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.067561][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.067615][ T32] r5:85009b8c r4:85009800 [ 1327.067637][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.067684][ T32] r7:ddde2d40 r6:83018200 r5:85009b8c r4:85020e00 [ 1327.067706][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.067758][ T32] r10:61c88647 r9:8505ec00 r8:85020e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.067807][ T32] r4:85020e00 [ 1327.067831][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.067883][ T32] r10:00000000 r9:85020e00 r8:8027ecf4 r7:e068de60 r6:85020e80 r5:8505ec00 [ 1327.067907][ T32] r4:00000001 [ 1327.067951][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.067995][ T32] Exception stack(0xe06b1fb0 to 0xe06b1ff8) [ 1327.068025][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.068056][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.068085][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.068155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.068194][ T32] r4:85057540 [ 1327.068462][ T32] INFO: task kworker/1:263:3783 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1327.068533][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.068629][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.068699][ T32] Call trace: [ 1327.068759][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1327.068819][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1327.068845][ T32] r4:00000000 [ 1327.068865][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.068905][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1327.068937][ T32] dd20: d2a4e000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1327.068968][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1327.068994][ T32] dd60: 80070013 ffffffff [ 1327.069019][ T32] r5:80070013 r4:80239bb0 [ 1327.069094][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.069146][ T32] r4:82ac11e4 [ 1327.069195][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.069248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1327.069272][ T32] r4:e044ddc0 [ 1327.069323][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.069374][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1327.069398][ T32] r4:00000000 [ 1327.069422][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.069470][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1327.069493][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.069536][ T32] r5:00001000 r4:dfdd1000 [ 1327.069559][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.069602][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.069660][ T32] r5:84be3b8c r4:84be3800 [ 1327.069724][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.069776][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1327.069798][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.069920][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.090730][ T32] r4:847a6d80 [ 1327.090824][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.090977][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1327.091042][ T32] r4:00000001 [ 1327.091104][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.091199][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1327.091272][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.091347][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.091445][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.091549][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.091636][ T32] r4:84789140 [ 1327.091731][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.091819][ T32] INFO: task kworker/1:264:3784 blocked for more than 453 seconds. [ 1327.091910][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.091981][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.092037][ T32] task:kworker/1:264 state:D stack:0 pid:3784 tgid:3784 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.092185][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.092292][ T32] Call trace: [ 1327.092368][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1327.092488][ T32] r10:829189c0 r9:e0655d84 r8:00000002 r7:60000113 r6:e0655d8c r5:8505c800 [ 1327.092562][ T32] r4:8505c800 [ 1327.092633][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1327.092742][ T32] r5:8505c800 r4:829189bc [ 1327.092816][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.092922][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.093037][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0655e08 [ 1327.093104][ T32] r4:00000000 [ 1327.093194][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1327.093305][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.093408][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.093534][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84784480 [ 1327.093617][ T32] r4:00000000 [ 1327.093675][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.093799][ T32] r9:83018205 r8:8505c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [ 1327.093863][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.093980][ T32] r5:00001000 r4:e06ed000 [ 1327.094038][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.094151][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.094299][ T32] r5:8500ab8c r4:8500a800 [ 1327.094375][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.094520][ T32] r7:ddde2d40 r6:83018200 r5:8500ab8c r4:85020f00 [ 1327.094591][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.094728][ T32] r10:61c88647 r9:8505c800 r8:85020f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.094808][ T32] r4:85020f00 [ 1327.094866][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.094975][ T32] r10:00000000 r9:85020f00 r8:8027ecf4 r7:e068de60 r6:85020f80 r5:8505c800 [ 1327.095036][ T32] r4:00000001 [ 1327.095102][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.095225][ T32] Exception stack(0xe0655fb0 to 0xe0655ff8) [ 1327.095306][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.095380][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.095456][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.095528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.095583][ T32] r4:85036cc0 [ 1327.096303][ T32] INFO: task kworker/1:264:3784 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1327.096396][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.096532][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.096647][ T32] Call trace: [ 1327.096740][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1327.096866][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1327.096925][ T32] r4:00000000 [ 1327.096995][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 1327.097283][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1327.097346][ T32] dd60: 80070013 ffffffff [ 1327.097405][ T32] r5:80070013 r4:80239bb0 [ 1327.097451][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.097569][ T32] r4:82ac11e4 [ 1327.097625][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.097735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1327.097794][ T32] r4:e044ddc0 [ 1327.097844][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.097949][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1327.098006][ T32] r4:00000000 [ 1327.098073][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.098211][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1327.098273][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.098375][ T32] r5:00001000 r4:dfdd1000 [ 1327.098425][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.098526][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.098625][ T32] r5:84be3b8c r4:84be3800 [ 1327.098697][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.098854][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1327.098930][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.099079][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.099181][ T32] r4:847a6d80 [ 1327.099230][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.099340][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1327.099417][ T32] r4:00000001 [ 1327.099535][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.099640][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1327.099729][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.099823][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.122289][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.122407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.122439][ T32] r4:84789140 [ 1327.122485][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.122536][ T32] INFO: task kworker/1:265:3787 blocked for more than 453 seconds. [ 1327.122574][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.122649][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.122680][ T32] task:kworker/1:265 state:D stack:0 pid:3787 tgid:3787 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.122744][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.122806][ T32] Call trace: [ 1327.122842][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1327.122913][ T32] r10:829189c0 r9:e06cdd84 r8:00000002 r7:60000113 r6:e06cdd8c r5:847c6000 [ 1327.122951][ T32] r4:847c6000 [ 1327.123019][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1327.123170][ T32] r5:847c6000 r4:829189bc [ 1327.123199][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.123250][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.123305][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06cde08 [ 1327.123334][ T32] r4:00000000 [ 1327.123356][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1327.123398][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.123457][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.123508][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84784040 [ 1327.123557][ T32] r4:00000000 [ 1327.123582][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.123633][ T32] r9:83018205 r8:847c6000 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1327.123658][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.123703][ T32] r5:00001000 r4:e06d5000 [ 1327.123730][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.123774][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.123817][ T32] r5:8500a38c r4:8500a000 [ 1327.123862][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.123985][ T32] r7:ddde2d40 r6:83018200 r5:8500a38c r4:83bea000 [ 1327.124015][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.124098][ T32] r10:61c88647 r9:847c6000 r8:83bea02c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.124130][ T32] r4:83bea000 [ 1327.124204][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.124263][ T32] r10:00000000 r9:83bea000 r8:8027ecf4 r7:e0655e60 r6:83bea080 r5:847c6000 [ 1327.124290][ T32] r4:00000001 [ 1327.124311][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.124351][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1327.124381][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.124411][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.124441][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.124490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.124518][ T32] r4:847841c0 [ 1327.124964][ T32] INFO: task kworker/1:265:3787 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1327.125010][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.125107][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.125189][ T32] Call trace: [ 1327.125297][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1327.125371][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1327.125428][ T32] r4:00000000 [ 1327.125478][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.125526][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1327.125560][ T32] dd20: d2d81000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1327.125609][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1327.125658][ T32] dd60: 80070013 ffffffff [ 1327.125695][ T32] r5:80070013 r4:80239bb0 [ 1327.125717][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.125765][ T32] r4:82ac11e4 [ 1327.125787][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.125836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1327.125862][ T32] r4:e044ddc0 [ 1327.125882][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.125951][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1327.126027][ T32] r4:00000000 [ 1327.126051][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.126121][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1327.126148][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.126254][ T32] r5:00001000 r4:dfdd1000 [ 1327.126283][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.126329][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.126372][ T32] r5:84be3b8c r4:84be3800 [ 1327.126393][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.126441][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1327.126484][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.126563][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.126616][ T32] r4:847a6d80 [ 1327.126640][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.126691][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1327.126714][ T32] r4:00000001 [ 1327.126759][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.126806][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1327.126878][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.126913][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.126952][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.126986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.127038][ T32] r4:84789140 [ 1327.127063][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.127095][ T32] INFO: task kworker/1:266:3789 blocked for more than 453 seconds. [ 1327.127125][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.127150][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.127171][ T32] task:kworker/1:266 state:D stack:0 pid:3789 tgid:3789 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.127224][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.127280][ T32] Call trace: [ 1327.127340][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1327.127395][ T32] r10:829189c0 r9:e06e5d84 r8:00000002 r7:60000113 r6:e06e5d8c r5:84b88000 [ 1327.127420][ T32] r4:84b88000 [ 1327.127440][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1327.127483][ T32] r5:84b88000 r4:829189bc [ 1327.127504][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.127545][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.127620][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06e5e08 [ 1327.127647][ T32] r4:00000000 [ 1327.127668][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1327.127709][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.127751][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.127798][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84784280 [ 1327.127835][ T32] r4:00000000 [ 1327.127876][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.127952][ T32] r9:83018205 r8:84b88000 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [ 1327.128007][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.128070][ T32] r5:00001000 r4:e06e1000 [ 1327.128095][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.128138][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.128180][ T32] r5:8500a78c r4:8500a400 [ 1327.128239][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.128293][ T32] r7:ddde2d40 r6:83018200 r5:8500a78c r4:83bea100 [ 1327.128316][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.128391][ T32] r10:61c88647 r9:84b88000 r8:83bea12c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.128444][ T32] r4:83bea100 [ 1327.128468][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.128519][ T32] r10:00000000 r9:83bea100 r8:8027ecf4 r7:e0655e60 r6:83bea180 r5:84b88000 [ 1327.128594][ T32] r4:00000001 [ 1327.128646][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.128687][ T32] Exception stack(0xe06e5fb0 to 0xe06e5ff8) [ 1327.128715][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.128797][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.128841][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.128878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.128903][ T32] r4:847841c0 [ 1327.129147][ T32] INFO: task kworker/1:266:3789 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1327.129184][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.129275][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.129361][ T32] Call trace: [ 1327.129398][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1327.129456][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1327.129481][ T32] r4:00000000 [ 1327.129550][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.129611][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1327.129674][ T32] dd20: d2d81000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1327.129749][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1327.129791][ T32] dd60: 80070013 ffffffff [ 1327.129834][ T32] r5:80070013 r4:80239bb0 [ 1327.129866][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.129911][ T32] r4:82ac11e4 [ 1327.130034][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.149464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1327.149515][ T32] r4:e044ddc0 [ 1327.149546][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.149618][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1327.149643][ T32] r4:00000000 [ 1327.149665][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.149817][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1327.150040][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.150557][ T32] r5:00001000 r4:dfdd1000 [ 1327.150600][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.150663][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.150711][ T32] r5:84be3b8c r4:84be3800 [ 1327.150735][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.150785][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1327.150830][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.150923][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.150965][ T32] r4:847a6d80 [ 1327.151018][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.151083][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1327.151110][ T32] r4:00000001 [ 1327.151131][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.151171][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1327.151217][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.151280][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.151314][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.151354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.151411][ T32] r4:84789140 [ 1327.151440][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.151474][ T32] INFO: task kworker/1:267:3790 blocked for more than 453 seconds. [ 1327.151534][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.151596][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.151648][ T32] task:kworker/1:267 state:D stack:0 pid:3790 tgid:3790 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.151794][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.151845][ T32] Call trace: [ 1327.151879][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1327.151934][ T32] r10:829189c0 r9:e06f1d84 r8:00000002 r7:60000113 r6:e06f1d8c r5:84b88c00 [ 1327.151971][ T32] r4:84b88c00 [ 1327.151992][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1327.152037][ T32] r5:84b88c00 r4:829189bc [ 1327.152073][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.152125][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.152177][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06f1e08 [ 1327.152201][ T32] r4:00000000 [ 1327.152222][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1327.152275][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.152347][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.152405][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84784780 [ 1327.152504][ T32] r4:00000000 [ 1327.152533][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.152584][ T32] r9:83018205 r8:84b88c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c5000 [ 1327.152608][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.152675][ T32] r5:00001000 r4:e0705000 [ 1327.152801][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.152874][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.153003][ T32] r5:8500b38c r4:8500b000 [ 1327.153031][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.153108][ T32] r7:ddde2d40 r6:83018200 r5:8500b38c r4:83bea200 [ 1327.153135][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.153212][ T32] r10:61c88647 r9:84b88c00 r8:83bea22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.153266][ T32] r4:83bea200 [ 1327.153289][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.153339][ T32] r10:00000000 r9:83bea200 r8:8027ecf4 r7:e0655e60 r6:83bea280 r5:84b88c00 [ 1327.153363][ T32] r4:00000001 [ 1327.153408][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.153449][ T32] Exception stack(0xe06f1fb0 to 0xe06f1ff8) [ 1327.153497][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.153558][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.153603][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.153645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.153670][ T32] r4:847843c0 [ 1327.154078][ T32] INFO: task kworker/1:267:3790 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1327.154140][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.154226][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.154297][ T32] Call trace: [ 1327.154341][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1327.154396][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1327.154434][ T32] r4:00000000 [ 1327.154459][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.154512][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1327.154559][ T32] dd20: d30a9000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1327.154595][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1327.154622][ T32] dd60: 80070013 ffffffff [ 1327.154648][ T32] r5:80070013 r4:80239bb0 [ 1327.154670][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.154716][ T32] r4:82ac11e4 [ 1327.154736][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.154782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1327.154844][ T32] r4:e044ddc0 [ 1327.154869][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.154917][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1327.154941][ T32] r4:00000000 [ 1327.154972][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.155019][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1327.155043][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.155094][ T32] r5:00001000 r4:dfdd1000 [ 1327.155115][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.155158][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.155209][ T32] r5:84be3b8c r4:84be3800 [ 1327.155230][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.155280][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1327.155325][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.155384][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.155433][ T32] r4:847a6d80 [ 1327.155457][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.155556][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1327.155583][ T32] r4:00000001 [ 1327.155662][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.155704][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1327.155756][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.155791][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.155823][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.155855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.155878][ T32] r4:84789140 [ 1327.155899][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.155936][ T32] INFO: task kworker/1:268:3793 blocked for more than 453 seconds. [ 1327.155981][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.156031][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.156057][ T32] task:kworker/1:268 state:D stack:0 pid:3793 tgid:3793 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.156125][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.156167][ T32] Call trace: [ 1327.156221][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1327.156324][ T32] r10:829189c0 r9:e06fdd84 r8:00000002 r7:60000113 r6:e06fdd8c r5:84b89800 [ 1327.156402][ T32] r4:84b89800 [ 1327.156426][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1327.156471][ T32] r5:84b89800 r4:829189bc [ 1327.156633][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.156679][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.156782][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06fde08 [ 1327.156811][ T32] r4:00000000 [ 1327.156832][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1327.156874][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.156913][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.156972][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84784640 [ 1327.156999][ T32] r4:00000000 [ 1327.157065][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.157124][ T32] r9:83018205 r8:84b89800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c3000 [ 1327.157146][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.157238][ T32] r5:00001000 r4:e06f9000 [ 1327.157263][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.157306][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.157374][ T32] r5:8500af8c r4:8500ac00 [ 1327.157397][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.157446][ T32] r7:ddde2d40 r6:83018200 r5:8500af8c r4:83bea300 [ 1327.157467][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.157519][ T32] r10:61c88647 r9:84b89800 r8:83bea32c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.157558][ T32] r4:83bea300 [ 1327.157581][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.157655][ T32] r10:00000000 r9:83bea300 r8:8027ecf4 r7:e06f1e60 r6:83bea380 r5:84b89800 [ 1327.157682][ T32] r4:00000001 [ 1327.157727][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.157793][ T32] Exception stack(0xe06fdfb0 to 0xe06fdff8) [ 1327.157848][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.157885][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.157957][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.157994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.158058][ T32] r4:847844c0 [ 1327.158320][ T32] INFO: task kworker/1:268:3793 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1327.158358][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.158483][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.158531][ T32] Call trace: [ 1327.158562][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1327.158616][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1327.158641][ T32] r4:00000000 [ 1327.158666][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.158708][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1327.158740][ T32] dd20: d30a9000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1327.158772][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1327.158797][ T32] dd60: 80070013 ffffffff [ 1327.158823][ T32] r5:80070013 r4:80239bb0 [ 1327.158845][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.158890][ T32] r4:82ac11e4 [ 1327.158912][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.158969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1327.158993][ T32] r4:e044ddc0 [ 1327.159038][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.159177][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1327.159206][ T32] r4:00000000 [ 1327.159226][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.159322][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1327.159373][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.159428][ T32] r5:00001000 r4:dfdd1000 [ 1327.159496][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.159543][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.159587][ T32] r5:84be3b8c r4:84be3800 [ 1327.159608][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.159655][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1327.159705][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.159860][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.160010][ T32] r4:847a6d80 [ 1327.197450][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.197663][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1327.197754][ T32] r4:00000001 [ 1327.197816][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.197914][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1327.197993][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.198072][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.198145][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.198246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.198307][ T32] r4:84789140 [ 1327.198377][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.198454][ T32] INFO: task kworker/1:269:3795 blocked for more than 453 seconds. [ 1327.198533][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.198608][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.198684][ T32] task:kworker/1:269 state:D stack:0 pid:3795 tgid:3795 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.198823][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.198926][ T32] Call trace: [ 1327.199006][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1327.199124][ T32] r10:829189c0 r9:e0709d84 r8:00000002 r7:60000013 r6:e0709d8c r5:84b8a400 [ 1327.199181][ T32] r4:84b8a400 [ 1327.199230][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1327.199336][ T32] r5:84b8a400 r4:829189bc [ 1327.199389][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.199506][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.199625][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0709e08 [ 1327.199699][ T32] r4:00000000 [ 1327.199754][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1327.199897][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.203875][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.204063][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84784900 [ 1327.204151][ T32] r4:00000000 [ 1327.204229][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.204380][ T32] r9:83018205 r8:84b8a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [ 1327.204444][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.204550][ T32] r5:00001000 r4:e0711000 [ 1327.204605][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.204703][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.204824][ T32] r5:8500b78c r4:8500b400 [ 1327.204894][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.205025][ T32] r7:ddde2d40 r6:83018200 r5:8500b78c r4:83bea400 [ 1327.205088][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.205223][ T32] r10:61c88647 r9:84b8a400 r8:83bea42c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.205283][ T32] r4:83bea400 [ 1327.205342][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1327.205765][ T32] Exception stack(0xe0709fb0 to 0xe0709ff8) ** 5 printk messages dropped ** [ 1327.207027][ T32] INFO: task kworker/1:269:3795 is blocked on a mutex likely owned by task kworker/1:209:3661. ** 6 printk messages dropped ** [ 1327.207816][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 6 printk messages dropped ** [ 1327.208431][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1327.208668][ T32] r4:e044ddc0 [ 1327.208743][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.208857][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1327.208927][ T32] r4:00000000 [ 1327.208981][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.209093][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1327.209149][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.209250][ T32] r5:00001000 r4:dfdd1000 [ 1327.209299][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.209401][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.209498][ T32] r5:84be3b8c r4:84be3800 [ 1327.209545][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.209650][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1327.209702][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.209837][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.230693][ T32] r4:847a6d80 [ 1327.230789][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.230946][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1327.231036][ T32] r4:00000001 [ 1327.231112][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.231211][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1327.231304][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.231388][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.231460][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.231553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.231644][ T32] r4:84789140 [ 1327.231709][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.231828][ T32] INFO: task kworker/1:270:3797 blocked for more than 453 seconds. [ 1327.231935][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.232051][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.232143][ T32] task:kworker/1:270 state:D stack:0 pid:3797 tgid:3797 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.232272][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.232435][ T32] Call trace: [ 1327.232539][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1327.232665][ T32] r10:829189c0 r9:e0715d84 r8:00000002 r7:60000013 r6:e0715d8c r5:84b8b000 [ 1327.232726][ T32] r4:84b8b000 [ 1327.232780][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1327.232944][ T32] r5:84b8b000 r4:829189bc [ 1327.233020][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.233123][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.233280][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0715e08 [ 1327.233358][ T32] r4:00000000 [ 1327.233410][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1327.233504][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.233601][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.233735][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84784d40 [ 1327.233811][ T32] r4:00000000 [ 1327.233862][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.233973][ T32] r9:83018205 r8:84b8b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 [ 1327.234025][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.234118][ T32] r5:00001000 r4:e0735000 [ 1327.234208][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.234336][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.234445][ T32] r5:8501438c r4:85014000 [ 1327.234496][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.234616][ T32] r7:ddde2d40 r6:83018200 r5:8501438c r4:83bea500 [ 1327.234675][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.234786][ T32] r10:61c88647 r9:84b8b000 r8:83bea52c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.234847][ T32] r4:83bea500 [ 1327.234898][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.235011][ T32] r10:00000000 r9:83bea500 r8:8027ecf4 r7:e0709e60 r6:83bea580 r5:84b8b000 [ 1327.235065][ T32] r4:00000001 [ 1327.235119][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.235207][ T32] Exception stack(0xe0715fb0 to 0xe0715ff8) [ 1327.235324][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.235406][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.235478][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.235552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.235739][ T32] r4:84784700 [ 1327.236525][ T32] INFO: task kworker/1:270:3797 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1327.236638][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.236814][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.236946][ T32] Call trace: [ 1327.237026][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1327.237150][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1327.237217][ T32] r4:00000000 [ 1327.237268][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.237372][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1327.237452][ T32] dd20: d3561000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 ** 1 printk messages dropped ** [ 1327.237631][ T32] dd60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1327.238076][ T32] r4:e044ddc0 ** 4 printk messages dropped ** [ 1327.238517][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 ** 8 printk messages dropped ** [ 1327.239373][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 5 printk messages dropped ** [ 1327.239832][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) ** 4 printk messages dropped ** [ 1327.260883][ T32] r4:84789140 [ 1327.260941][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.261039][ T32] INFO: task kworker/1:271:3799 blocked for more than 453 seconds. [ 1327.261158][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.261279][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.261308][ T32] task:kworker/1:271 state:D stack:0 pid:3799 tgid:3799 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.261380][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.261442][ T32] Call trace: [ 1327.261495][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1327.261630][ T32] r10:829189c0 r9:e0721d84 r8:00000002 r7:60000013 r6:e0721d8c r5:84b8bc00 [ 1327.261692][ T32] r4:84b8bc00 [ 1327.261719][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1327.261811][ T32] r5:84b8bc00 r4:829189bc [ 1327.261850][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.261922][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.261987][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0721e08 [ 1327.262039][ T32] r4:00000000 [ 1327.262130][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1327.262226][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.262275][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.262322][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84784a40 [ 1327.262353][ T32] r4:00000000 [ 1327.262375][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.262449][ T32] r9:83018205 r8:84b8bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c9000 [ 1327.262501][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.262575][ T32] r5:00001000 r4:e071d000 [ 1327.262602][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.262647][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.262715][ T32] r5:8500bb8c r4:8500b800 [ 1327.262792][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.262871][ T32] r7:ddde2d40 r6:83018200 r5:8500bb8c r4:83bea600 [ 1327.262899][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.262977][ T32] r10:61c88647 r9:84b8bc00 r8:83bea62c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.263036][ T32] r4:83bea600 [ 1327.263089][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.263146][ T32] r10:00000000 r9:83bea600 r8:8027ecf4 r7:e0715e60 r6:83bea680 r5:84b8bc00 [ 1327.263171][ T32] r4:00000001 [ 1327.263191][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.263316][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1327.263378][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.263413][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.263442][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.263500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.263528][ T32] r4:847848c0 [ 1327.263999][ T32] INFO: task kworker/1:271:3799 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1327.264045][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.264114][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1327.264451][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1327.264670][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 1327.265044][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 ** 7 printk messages dropped ** [ 1327.265434][ T32] r5:84be3b8c r4:84be3800 ** 5 printk messages dropped ** [ 1327.265803][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1327.266240][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.266283][ T32] r4:84789140 [ 1327.266420][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.266455][ T32] INFO: task kworker/1:272:3801 blocked for more than 453 seconds. [ 1327.266488][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.266514][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.266536][ T32] task:kworker/1:272 state:D stack:0 pid:3801 tgid:3801 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.266584][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.266675][ T32] Call trace: [ 1327.266737][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1327.266791][ T32] r10:829189c0 r9:e072dd84 r8:00000002 r7:60000013 r6:e072dd8c r5:84b8c800 [ 1327.266817][ T32] r4:84b8c800 [ 1327.266950][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1327.266999][ T32] r5:84b8c800 r4:829189bc [ 1327.267020][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.267063][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.267141][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e072de08 [ 1327.267197][ T32] r4:00000000 [ 1327.267221][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1327.267274][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.267318][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.267396][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84784bc0 [ 1327.267423][ T32] r4:00000000 [ 1327.267469][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.267521][ T32] r9:83018205 r8:84b8c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0cb000 [ 1327.267544][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.267586][ T32] r5:00001000 r4:e0729000 [ 1327.267608][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.267650][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.267698][ T32] r5:8500bf8c r4:8500bc00 [ 1327.267745][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.267796][ T32] r7:ddde2d40 r6:83018200 r5:8500bf8c r4:83bea700 [ 1327.267818][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.267868][ T32] r10:61c88647 r9:84b8c800 r8:83bea72c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.267917][ T32] r4:83bea700 [ 1327.267942][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.268017][ T32] r10:00000000 r9:83bea700 r8:8027ecf4 r7:e0715e60 r6:83bea780 r5:84b8c800 [ 1327.268045][ T32] r4:00000001 [ 1327.268065][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.268105][ T32] Exception stack(0xe072dfb0 to 0xe072dff8) [ 1327.268135][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.268191][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.268224][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.268257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.268304][ T32] r4:847849c0 [ 1327.268561][ T32] INFO: task kworker/1:272:3801 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1327.268599][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.268659][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.268700][ T32] Call trace: ** 3 printk messages dropped ** [ 1327.268852][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1327.269257][ T32] r4:e044ddc0 ** 4 printk messages dropped ** [ 1327.269466][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 ** 9 printk messages dropped ** [ 1327.300586][ T32] r4:847a6d80 ** 5 printk messages dropped ** [ 1327.300941][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1327.301360][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1327.301792][ T32] r4:84b8d400 [ 1327.301830][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1327.301889][ T32] r5:84b8d400 r4:829189bc [ 1327.301916][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.301971][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.302035][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0745e08 [ 1327.302081][ T32] r4:00000000 [ 1327.302210][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1327.302286][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.302353][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.302408][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850361c0 [ 1327.302432][ T32] r4:00000000 [ 1327.302455][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.302505][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0d1000 [ 1327.302554][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.302607][ T32] r5:00001000 r4:e074d000 [ 1327.302629][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.302671][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.302715][ T32] r5:85014b8c r4:85014800 [ 1327.302737][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.302783][ T32] r7:ddde2d40 r6:83018200 r5:85014b8c r4:83bea800 [ 1327.302807][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.302857][ T32] r10:61c88647 r9:84b8d400 r8:83bea82c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.302881][ T32] r4:83bea800 [ 1327.302907][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.302982][ T32] r10:00000000 r9:83bea800 r8:8027ecf4 r7:e0715e60 r6:83bea880 r5:84b8d400 [ 1327.303011][ T32] r4:00000001 [ 1327.303031][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.303094][ T32] Exception stack(0xe0745fb0 to 0xe0745ff8) [ 1327.303128][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.303216][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.303274][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.303310][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.303434][ T32] r4:84784b40 [ 1327.303982][ T32] INFO: task kworker/1:273:3803 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1327.304034][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.304135][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.304314][ T32] Call trace: [ 1327.304348][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1327.304405][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1327.304430][ T32] r4:00000000 [ 1327.304497][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.304546][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1327.304607][ T32] dd20: d3cd2000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1327.304643][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1327.304680][ T32] dd60: 80070013 ffffffff [ 1327.304743][ T32] r5:80070013 r4:80239bb0 [ 1327.304780][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.304838][ T32] r4:82ac11e4 [ 1327.304861][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.304910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1327.304934][ T32] r4:e044ddc0 [ 1327.304967][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.305025][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1327.305064][ T32] r4:00000000 [ 1327.305094][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.305145][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1327.305168][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.305213][ T32] r5:00001000 r4:dfdd1000 [ 1327.305260][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.305308][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.305371][ T32] r5:84be3b8c r4:84be3800 [ 1327.305396][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.305447][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1327.305493][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.305550][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.305575][ T32] r4:847a6d80 [ 1327.305597][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.305715][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1327.305743][ T32] r4:00000001 [ 1327.305765][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.305835][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1327.305900][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.305951][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.306085][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.306125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.306217][ T32] r4:84789140 [ 1327.306248][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.306303][ T32] INFO: task kworker/1:274:3804 blocked for more than 453 seconds. [ 1327.306339][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.306366][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.306390][ T32] task:kworker/1:274 state:D stack:0 pid:3804 tgid:3804 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.306437][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.306479][ T32] Call trace: [ 1327.306539][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1327.306823][ T32] r5:84b8e000 r4:829189bc [ 1327.306903][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.306998][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1327.307127][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1327.307257][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1327.307684][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1327.307937][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1327.308096][ T32] r4:83bea900 ** 2 printk messages dropped ** [ 1327.308190][ T32] r4:00000001 [ 1327.308232][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.308274][ T32] Exception stack(0xe06d9fb0 to 0xe06d9ff8) [ 1327.308321][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.308359][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.308413][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.308449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.308497][ T32] r4:84784b40 [ 1327.308752][ T32] INFO: task kworker/1:274:3804 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1327.308789][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.308850][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.308943][ T32] Call trace: [ 1327.308979][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1327.309034][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1327.309082][ T32] r4:00000000 [ 1327.309157][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.309239][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1327.309276][ T32] dd20: d3cd2000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1327.309307][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1327.309333][ T32] dd60: 80070013 ffffffff [ 1327.309358][ T32] r5:80070013 r4:80239bb0 [ 1327.309380][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.309430][ T32] r4:82ac11e4 [ 1327.309452][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.309499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1327.309548][ T32] r4:e044ddc0 [ 1327.309601][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.309653][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1327.309678][ T32] r4:00000000 [ 1327.309703][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.309752][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1327.309777][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.309828][ T32] r5:00001000 r4:dfdd1000 [ 1327.309925][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.332311][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.332416][ T32] r5:84be3b8c r4:84be3800 [ 1327.332441][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.332492][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1327.332514][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.332567][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.332623][ T32] r4:847a6d80 [ 1327.332654][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.332708][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1327.332732][ T32] r4:00000001 [ 1327.332828][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.332927][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1327.332965][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.332998][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.333028][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.333143][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.333191][ T32] r4:84789140 [ 1327.333226][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.333281][ T32] INFO: task kworker/1:275:3807 blocked for more than 453 seconds. [ 1327.333347][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.333382][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.333408][ T32] task:kworker/1:275 state:D stack:0 pid:3807 tgid:3807 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.333549][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.333652][ T32] Call trace: [ 1327.333747][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1327.333886][ T32] r10:829189c0 r9:e0751d84 r8:00000002 r7:60000113 r6:e0751d8c r5:84b8ec00 [ 1327.333922][ T32] r4:84b8ec00 [ 1327.333944][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1327.333996][ T32] r5:84b8ec00 r4:829189bc [ 1327.334073][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.334162][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.334246][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0751e08 [ 1327.334272][ T32] r4:00000000 [ 1327.334292][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1327.334334][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.334405][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.334483][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847b4040 [ 1327.334511][ T32] r4:00000000 [ 1327.334533][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.334589][ T32] r9:83018205 r8:84b8ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d3000 [ 1327.334646][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.334694][ T32] r5:00001000 r4:e0759000 [ 1327.334716][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.334759][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.334826][ T32] r5:85014f8c r4:85014c00 [ 1327.334884][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.334952][ T32] r7:ddde2d40 r6:83018200 r5:85014f8c r4:83beaa00 [ 1327.335025][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.335085][ T32] r10:61c88647 r9:84b8ec00 r8:83beaa2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.335110][ T32] r4:83beaa00 [ 1327.335131][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.335192][ T32] r10:00000000 r9:83beaa00 r8:8027ecf4 r7:e0745e60 r6:83beaa80 r5:84b8ec00 [ 1327.335222][ T32] r4:00000001 [ 1327.335242][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.335281][ T32] Exception stack(0xe0751fb0 to 0xe0751ff8) [ 1327.335310][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.335342][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.335372][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.335405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.335446][ T32] r4:847b4080 [ 1327.335867][ T32] INFO: task kworker/1:275:3807 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1327.335907][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.335997][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.336071][ T32] Call trace: [ 1327.336113][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1327.336170][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1327.336195][ T32] r4:00000000 [ 1327.336215][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.336256][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1327.336296][ T32] dd20: d3fbd000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1327.336328][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1327.336353][ T32] dd60: 80070013 ffffffff [ 1327.336378][ T32] r5:80070013 r4:80239bb0 [ 1327.336399][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.336447][ T32] r4:82ac11e4 [ 1327.336469][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.336529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1327.336568][ T32] r4:e044ddc0 [ 1327.336594][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.336642][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1327.336666][ T32] r4:00000000 [ 1327.336686][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.336734][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1327.336757][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.336801][ T32] r5:00001000 r4:dfdd1000 [ 1327.336822][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.336865][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.336909][ T32] r5:84be3b8c r4:84be3800 [ 1327.336931][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.336979][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1327.337001][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.337057][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.337088][ T32] r4:847a6d80 [ 1327.337109][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.337160][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1327.337183][ T32] r4:00000001 [ 1327.337203][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.337242][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1327.337328][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.337363][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.337410][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.337445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.337470][ T32] r4:84789140 [ 1327.337491][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.337517][ T32] INFO: task kworker/1:276:3809 blocked for more than 453 seconds. [ 1327.337547][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.337644][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.337711][ T32] task:kworker/1:276 state:D stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.337767][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.337810][ T32] Call trace: [ 1327.337889][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1327.337954][ T32] r10:829189c0 r9:e075dd84 r8:00000002 r7:60000113 r6:e075dd8c r5:84b90000 [ 1327.338021][ T32] r4:84b90000 [ 1327.338045][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1327.338122][ T32] r5:84b90000 r4:829189bc [ 1327.338147][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.338227][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.338286][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e075de08 [ 1327.338311][ T32] r4:00000000 [ 1327.338334][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1327.338375][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.338431][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.338484][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847b4380 [ 1327.338509][ T32] r4:00000000 [ 1327.338529][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.338577][ T32] r9:83018205 r8:84b90000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d5000 [ 1327.338600][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.338642][ T32] r5:00001000 r4:e0765000 [ 1327.338662][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.338702][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.338745][ T32] r5:8501538c r4:85015000 [ 1327.338789][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.338842][ T32] r7:ddde2d40 r6:83018200 r5:8501538c r4:83beab00 [ 1327.338865][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.338915][ T32] r10:61c88647 r9:84b90000 r8:83beab2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.338939][ T32] r4:83beab00 [ 1327.338959][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.339007][ T32] r10:00000000 r9:83beab00 r8:8027ecf4 r7:e0751e60 r6:83beab80 r5:84b90000 ** 2 printk messages dropped ** [ 1327.339094][ T32] Exception stack(0xe075dfb0 to 0xe075dff8) ** 4 printk messages dropped ** [ 1327.339241][ T32] r4:847b4080 ** 1 printk messages dropped ** [ 1327.339598][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1327.357043][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1327.357402][ T32] r4:e044ddc0 ** 2 printk messages dropped ** [ 1327.357519][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1327.357709][ T32] r5:00001000 r4:dfdd1000 ** 2 printk messages dropped ** [ 1327.357860][ T32] r5:84be3b8c r4:84be3800 ** 3 printk messages dropped ** [ 1327.358024][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 3 printk messages dropped ** [ 1327.358244][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1327.358376][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.358415][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.358446][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.358492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.358520][ T32] r4:84789140 [ 1327.358546][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.358591][ T32] INFO: task kworker/1:277:3813 blocked for more than 453 seconds. [ 1327.358630][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.358658][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.358683][ T32] task:kworker/1:277 state:D stack:0 pid:3813 tgid:3813 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.358762][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.358830][ T32] Call trace: [ 1327.358865][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1327.358919][ T32] r10:829189c0 r9:e0769d84 r8:00000002 r7:60000013 r6:e0769d8c r5:84b90c00 [ 1327.358943][ T32] r4:84b90c00 [ 1327.358963][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1327.359008][ T32] r5:84b90c00 r4:829189bc [ 1327.359028][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.359088][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.359199][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0769e08 [ 1327.359258][ T32] r4:00000000 [ 1327.359318][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1327.359370][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.359410][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.359466][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847b44c0 [ 1327.359490][ T32] r4:00000000 [ 1327.359510][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.359557][ T32] r9:83018205 r8:84b90c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d7000 [ 1327.359580][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.359622][ T32] r5:00001000 r4:e0775000 [ 1327.359643][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.359684][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.359728][ T32] r5:8501578c r4:85015400 [ 1327.359749][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.359794][ T32] r7:ddde2d40 r6:83018200 r5:8501578c r4:83beac00 [ 1327.359818][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.372919][ T32] r10:61c88647 r9:84b90c00 r8:83beac2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.373024][ T32] r4:83beac00 [ 1327.373052][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.373138][ T32] r10:00000000 r9:83beac00 r8:8027ecf4 r7:e075de60 r6:83beac80 r5:84b90c00 [ 1327.373178][ T32] r4:00000001 [ 1327.373205][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.373247][ T32] Exception stack(0xe0769fb0 to 0xe0769ff8) [ 1327.373302][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.373344][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.373377][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.373411][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.373436][ T32] r4:847b4340 [ 1327.373877][ T32] INFO: task kworker/1:277:3813 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1327.373926][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.374002][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.374084][ T32] Call trace: [ 1327.374136][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1327.374252][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1327.374281][ T32] r4:00000000 [ 1327.374302][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.374344][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1327.374377][ T32] dd20: d44c2000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1327.374408][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1327.374435][ T32] dd60: 80070013 ffffffff [ 1327.374461][ T32] r5:80070013 r4:80239bb0 [ 1327.374481][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.374528][ T32] r4:82ac11e4 [ 1327.374550][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.374616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1327.374646][ T32] r4:e044ddc0 [ 1327.374669][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.374719][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1327.374768][ T32] r4:00000000 [ 1327.374818][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.374871][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1327.374921][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.375002][ T32] r5:00001000 r4:dfdd1000 [ 1327.375049][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.375103][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.375187][ T32] r5:84be3b8c r4:84be3800 [ 1327.375227][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.375281][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1327.375303][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.375353][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.375378][ T32] r4:847a6d80 [ 1327.375398][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.375454][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1327.375480][ T32] r4:00000001 [ 1327.375500][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.375563][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1327.375599][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.375631][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.375661][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.375723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.375752][ T32] r4:84789140 [ 1327.375775][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.375805][ T32] INFO: task kworker/1:278:3814 blocked for more than 453 seconds. [ 1327.375842][ T32] Not tainted 6.15.0-syzkaller #0 ** 1 printk messages dropped ** [ 1327.375916][ T32] task:kworker/1:278 state:D stack:0 pid:3814 tgid:3814 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1327.376245][ T32] r5:84b91800 r4:829189bc [ 1327.376265][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1327.376359][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0789e08 ** 2 printk messages dropped ** [ 1327.376443][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.376497][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.376549][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847b4600 [ 1327.376574][ T32] r4:00000000 [ 1327.376596][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.376644][ T32] r9:83018205 r8:84b91800 r7:00000000 r6:83018200 r5:00001000 r4:7f0d9000 [ 1327.376672][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.376717][ T32] r5:00001000 r4:e0785000 [ 1327.376738][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.376779][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.376821][ T32] r5:85015b8c r4:85015800 [ 1327.376842][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.376888][ T32] r7:ddde2d40 r6:83018200 r5:85015b8c r4:83bead00 [ 1327.376909][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.376971][ T32] r10:61c88647 r9:84b91800 r8:83bead2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.376999][ T32] r4:83bead00 [ 1327.377026][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.377121][ T32] r10:00000000 r9:83bead00 r8:8027ecf4 r7:e0769e60 r6:83bead80 r5:84b91800 [ 1327.377167][ T32] r4:00000001 [ 1327.377197][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.377239][ T32] Exception stack(0xe0789fb0 to 0xe0789ff8) [ 1327.377270][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.377340][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.377377][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.377410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.377434][ T32] r4:847b4480 [ 1327.377686][ T32] INFO: task kworker/1:278:3814 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1327.377738][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.377855][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.377901][ T32] Call trace: [ 1327.377933][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1327.377987][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1327.378026][ T32] r4:00000000 [ 1327.378051][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.378099][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1327.378132][ T32] dd20: d44c2000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1327.378222][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1327.378261][ T32] dd60: 80070013 ffffffff [ 1327.378288][ T32] r5:80070013 r4:80239bb0 [ 1327.378311][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.378362][ T32] r4:82ac11e4 [ 1327.378383][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.378433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1327.378457][ T32] r4:e044ddc0 [ 1327.378477][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.378549][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1327.378578][ T32] r4:00000000 [ 1327.378600][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.378648][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1327.378670][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.378715][ T32] r5:00001000 r4:dfdd1000 [ 1327.378737][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.378778][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.378822][ T32] r5:84be3b8c r4:84be3800 [ 1327.378843][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.378891][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1327.378913][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.378981][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.379009][ T32] r4:847a6d80 [ 1327.379030][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.379102][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1327.379131][ T32] r4:00000001 [ 1327.379153][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.379191][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1327.379222][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.379276][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.379310][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.379346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.379375][ T32] r4:84789140 [ 1327.379450][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.379505][ T32] INFO: task kworker/1:279:3815 blocked for more than 453 seconds. [ 1327.379565][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.379593][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.379615][ T32] task:kworker/1:279 state:D stack:0 pid:3815 tgid:3815 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.379693][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.379788][ T32] Call trace: [ 1327.380003][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1327.405067][ T32] r10:829189c0 r9:e0799d84 r8:00000002 r7:60000113 r6:e0799d8c r5:84b92400 [ 1327.405170][ T32] r4:84b92400 [ 1327.405229][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1327.405378][ T32] r5:84b92400 r4:829189bc [ 1327.405431][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.405527][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.405638][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0799e08 [ 1327.405696][ T32] r4:00000000 [ 1327.405745][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1327.405839][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.405935][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.406037][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847b4780 [ 1327.406095][ T32] r4:00000000 [ 1327.406146][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.406277][ T32] r9:83018205 r8:84b92400 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [ 1327.406336][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.406433][ T32] r5:00001000 r4:df97b000 [ 1327.406482][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.406574][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.406670][ T32] r5:85015f8c r4:85015c00 [ 1327.406727][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.406838][ T32] r7:ddde2d40 r6:83018200 r5:85015f8c r4:83beae00 [ 1327.406896][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.407009][ T32] r10:61c88647 r9:84b92400 r8:83beae2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.407065][ T32] r4:83beae00 [ 1327.407117][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.407231][ T32] r10:00000000 r9:83beae00 r8:8027ecf4 r7:e0789e60 r6:83beae80 r5:84b92400 [ 1327.407284][ T32] r4:00000001 [ 1327.407339][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.407429][ T32] Exception stack(0xe0799fb0 to 0xe0799ff8) [ 1327.407501][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.407575][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.407647][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.407722][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.407783][ T32] r4:847b46c0 [ 1327.408493][ T32] INFO: task kworker/1:279:3815 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1327.408612][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.408780][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.408874][ T32] Call trace: [ 1327.408939][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1327.409042][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1327.409090][ T32] r4:00000000 [ 1327.409130][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.409210][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1327.409289][ T32] dd20: d481a000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1327.409377][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1327.409438][ T32] dd60: 80070013 ffffffff [ 1327.409497][ T32] r5:80070013 r4:80239bb0 [ 1327.409545][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.409641][ T32] r4:82ac11e4 [ 1327.409690][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.409794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1327.409850][ T32] r4:e044ddc0 [ 1327.421916][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.422084][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1327.422160][ T32] r4:00000000 [ 1327.422241][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.422363][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1327.422424][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.422529][ T32] r5:00001000 r4:dfdd1000 [ 1327.422580][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.422676][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.422769][ T32] r5:84be3b8c r4:84be3800 [ 1327.422817][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.422919][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1327.422973][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.423077][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.423134][ T32] r4:847a6d80 [ 1327.423185][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.423285][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1327.423343][ T32] r4:00000001 [ 1327.423393][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.423485][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1327.423556][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.423620][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.423685][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.423757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.423816][ T32] r4:84789140 [ 1327.423877][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.423965][ T32] INFO: task kworker/1:280:3818 blocked for more than 453 seconds. [ 1327.424045][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.424106][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.424159][ T32] task:kworker/1:280 state:D stack:0 pid:3818 tgid:3818 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.424288][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.424455][ T32] Call trace: [ 1327.424538][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1327.424662][ T32] r10:829189c0 r9:e0475d84 r8:00000002 r7:60000113 r6:e0475d8c r5:84b93000 [ 1327.424721][ T32] r4:84b93000 [ 1327.424773][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1327.424876][ T32] r5:84b93000 r4:829189bc [ 1327.424987][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.425093][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.425205][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0475e08 [ 1327.425262][ T32] r4:00000000 [ 1327.425313][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1327.425415][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.425508][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.425618][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847b4940 [ 1327.425681][ T32] r4:00000000 [ 1327.425730][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.425837][ T32] r9:83018205 r8:84b93000 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1327.425891][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.425993][ T32] r5:00001000 r4:df9c5000 [ 1327.426046][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.426143][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.426282][ T32] r5:8501638c r4:85016000 [ 1327.426342][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.426443][ T32] r7:ddde2d40 r6:83018200 r5:8501638c r4:83beaf00 [ 1327.426496][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.426606][ T32] r10:61c88647 r9:84b93000 r8:83beaf2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.426668][ T32] r4:83beaf00 [ 1327.426743][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.426859][ T32] r10:00000000 r9:83beaf00 r8:8027ecf4 r7:e0799e60 r6:83beaf80 r5:84b93000 [ 1327.426918][ T32] r4:00000001 [ 1327.426968][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.427052][ T32] Exception stack(0xe0475fb0 to 0xe0475ff8) [ 1327.427119][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.427190][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.427262][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.427348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.427410][ T32] r4:847b4580 [ 1327.428120][ T32] INFO: task kworker/1:280:3818 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1327.428213][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.428368][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.428469][ T32] Call trace: [ 1327.428548][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1327.428701][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1327.428766][ T32] r4:00000000 [ 1327.428816][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.428910][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1327.428985][ T32] dd20: d481a000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1327.429058][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1327.429120][ T32] dd60: 80070013 ffffffff [ 1327.429180][ T32] r5:80070013 r4:80239bb0 [ 1327.429228][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.429334][ T32] r4:82ac11e4 [ 1327.429385][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.429492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1327.429546][ T32] r4:e044ddc0 [ 1327.429595][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.429699][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1327.429754][ T32] r4:00000000 [ 1327.429800][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.450570][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1327.450723][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.450881][ T32] r5:00001000 r4:dfdd1000 [ 1327.450962][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.451063][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.451222][ T32] r5:84be3b8c r4:84be3800 [ 1327.451292][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.451407][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1327.451467][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.451580][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.451635][ T32] r4:847a6d80 [ 1327.451680][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.451791][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1327.451843][ T32] r4:00000001 [ 1327.451889][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.451972][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1327.452040][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.452116][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.452211][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.452299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.452342][ T32] r4:84789140 [ 1327.452411][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.452469][ T32] INFO: task kworker/1:281:3819 blocked for more than 453 seconds. [ 1327.452524][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.452565][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.452632][ T32] task:kworker/1:281 state:D stack:0 pid:3819 tgid:3819 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.452734][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.452851][ T32] Call trace: [ 1327.452964][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1327.453087][ T32] r10:829189c0 r9:e077dd84 r8:00000002 r7:60000113 r6:e077dd8c r5:84b93c00 [ 1327.453130][ T32] r4:84b93c00 [ 1327.453195][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1327.453275][ T32] r5:84b93c00 r4:829189bc [ 1327.453309][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.453378][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.453492][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e077de08 [ 1327.453536][ T32] r4:00000000 [ 1327.453570][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1327.453636][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.453704][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.453782][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847b4d40 [ 1327.453821][ T32] r4:00000000 [ 1327.453855][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.453956][ T32] r9:83018205 r8:84b93c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1327.453997][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.454067][ T32] r5:00001000 r4:dfa51000 [ 1327.454117][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.454235][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.454309][ T32] r5:85016b8c r4:85016800 ** 1 printk messages dropped ** [ 1327.454473][ T32] r7:ddde2d40 r6:83018200 r5:85016b8c r4:8478d000 ** 3 printk messages dropped ** [ 1327.454666][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1327.454974][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1327.455842][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1327.456507][ T32] dd60: 80070013 ffffffff ** 4 printk messages dropped ** [ 1327.456801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 ** 3 printk messages dropped ** [ 1327.457025][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1327.457136][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 ** 4 printk messages dropped ** [ 1327.457430][ T32] r5:84be3b8c r4:84be3800 ** 3 printk messages dropped ** [ 1327.457706][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 3 printk messages dropped ** [ 1327.457926][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1327.458074][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1327.458306][ T32] r4:84789140 ** 4 printk messages dropped ** [ 1327.458514][ T32] task:kworker/1:282 state:D stack:0 pid:3820 tgid:3820 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.458603][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.458670][ T32] Call trace: [ 1327.458723][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1327.458827][ T32] r10:829189c0 r9:e048dd84 r8:00000002 r7:60000113 r6:e048dd8c r5:84b94800 [ 1327.458885][ T32] r4:84b94800 [ 1327.458941][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1327.459016][ T32] r5:84b94800 r4:829189bc [ 1327.459051][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.459119][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.459222][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e048de08 [ 1327.459277][ T32] r4:00000000 [ 1327.459350][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1327.459461][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.459554][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.459657][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847b4c00 [ 1327.459712][ T32] r4:00000000 [ 1327.459761][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.487777][ T32] r9:83018205 r8:84b94800 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1327.487913][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.488029][ T32] r5:00001000 r4:dfa07000 [ 1327.488065][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.488137][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.488212][ T32] r5:8501678c r4:85016400 [ 1327.488266][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.488354][ T32] r7:ddde2d40 r6:83018200 r5:8501678c r4:8478d100 [ 1327.488391][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.488513][ T32] r10:61c88647 r9:84b94800 r8:8478d12c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.488600][ T32] r4:8478d100 [ 1327.488638][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.488724][ T32] r10:00000000 r9:8478d100 r8:8027ecf4 r7:e077de60 r6:8478d180 r5:84b94800 [ 1327.488853][ T32] r4:00000001 [ 1327.488892][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.488956][ T32] Exception stack(0xe048dfb0 to 0xe048dff8) [ 1327.489011][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.489067][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.489134][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.489211][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.489267][ T32] r4:847b4580 [ 1327.497578][ T32] INFO: task kworker/1:282:3820 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1327.497769][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.497945][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.498063][ T32] Call trace: [ 1327.498139][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1327.498306][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1327.498363][ T32] r4:00000000 [ 1327.498408][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.498491][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1327.498553][ T32] dd20: d4fda000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1327.498607][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1327.498668][ T32] dd60: 80070013 ffffffff [ 1327.498716][ T32] r5:80070013 r4:80239bb0 [ 1327.498751][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.498827][ T32] r4:82ac11e4 [ 1327.498861][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.498956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1327.499021][ T32] r4:e044ddc0 [ 1327.499061][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.499144][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1327.499206][ T32] r4:00000000 [ 1327.499255][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.499357][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1327.499411][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.499522][ T32] r5:00001000 r4:dfdd1000 [ 1327.499562][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.499644][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.499727][ T32] r5:84be3b8c r4:84be3800 [ 1327.499763][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.499940][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1327.514742][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.514902][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.514945][ T32] r4:847a6d80 [ 1327.515002][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.515095][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1327.515136][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1327.515248][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) ** 3 printk messages dropped ** [ 1327.515475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 5 printk messages dropped ** [ 1327.515936][ T32] task:kworker/1:283 state:D stack:0 pid:3823 tgid:3823 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1327.516475][ T32] r5:8490bc00 r4:829189bc [ 1327.516533][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1327.516860][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1327.517265][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1327.517522][ T32] r5:85017b8c r4:85017800 ** 1 printk messages dropped ** [ 1327.517659][ T32] r7:ddde2d40 r6:83018200 r5:85017b8c r4:8478d200 [ 1327.517695][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.517800][ T32] r10:61c88647 r9:8490bc00 r8:8478d22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.517843][ T32] r4:8478d200 [ 1327.517879][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.517974][ T32] r10:00000000 r9:8478d200 r8:8027ecf4 r7:e077de60 r6:84b6ac80 r5:8490bc00 [ 1327.518017][ T32] r4:00000001 [ 1327.518050][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.518196][ T32] Exception stack(0xe04fdfb0 to 0xe04fdff8) [ 1327.518284][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.518340][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.518432][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.518539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.518581][ T32] r4:847b4bc0 [ 1327.519337][ T32] INFO: task kworker/1:283:3823 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1327.519436][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.519571][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.519670][ T32] Call trace: [ 1327.519732][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1327.519845][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1327.530588][ T32] r4:00000000 [ 1327.530723][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.530855][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1327.530938][ T32] dd20: d5368000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1327.531014][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1327.531078][ T32] dd60: 80070013 ffffffff [ 1327.531141][ T32] r5:80070013 r4:80239bb0 [ 1327.531194][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.531297][ T32] r4:82ac11e4 [ 1327.531368][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.531486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1327.531543][ T32] r4:e044ddc0 [ 1327.531646][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.531751][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1327.531810][ T32] r4:00000000 [ 1327.531866][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.531975][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1327.532028][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.532128][ T32] r5:00001000 r4:dfdd1000 [ 1327.532181][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.532270][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.532366][ T32] r5:84be3b8c r4:84be3800 [ 1327.532424][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.532532][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1327.532581][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.532688][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.532742][ T32] r4:847a6d80 [ 1327.532804][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.532919][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1327.532995][ T32] r4:00000001 [ 1327.533071][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.533160][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1327.533230][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.533303][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.533397][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.533484][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.533538][ T32] r4:84789140 [ 1327.533593][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.533658][ T32] INFO: task kworker/1:284:3824 blocked for more than 454 seconds. [ 1327.533732][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.533816][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.533870][ T32] task:kworker/1:284 state:D stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.533987][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.534095][ T32] Call trace: [ 1327.534240][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1327.534356][ T32] r10:829189c0 r9:e0521d84 r8:00000002 r7:60000013 r6:e0521d8c r5:8490a400 [ 1327.534409][ T32] r4:8490a400 [ 1327.534464][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1327.534560][ T32] r5:8490a400 r4:829189bc [ 1327.534610][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.534704][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.534812][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0521e08 [ 1327.534863][ T32] r4:00000000 [ 1327.534909][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1327.535002][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.535092][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.535197][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847b4e40 [ 1327.535252][ T32] r4:00000000 [ 1327.535297][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.535399][ T32] r9:83018205 r8:8490a400 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1327.535464][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.535561][ T32] r5:00001000 r4:dfab5000 [ 1327.535608][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.535697][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.535788][ T32] r5:85016f8c r4:85016c00 [ 1327.535836][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.535939][ T32] r7:ddde2d40 r6:83018200 r5:85016f8c r4:8478d280 [ 1327.535991][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.536099][ T32] r10:61c88647 r9:8490a400 r8:8478d2ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.536152][ T32] r4:8478d280 [ 1327.536199][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.536304][ T32] r10:00000000 r9:8478d280 r8:8027ecf4 r7:e04fde60 r6:84b6ad00 r5:8490a400 [ 1327.536359][ T32] r4:00000001 [ 1327.536407][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.536499][ T32] Exception stack(0xe0521fb0 to 0xe0521ff8) [ 1327.536561][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.536630][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.536697][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.536802][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.536867][ T32] r4:847b4d80 [ 1327.537645][ T32] INFO: task kworker/1:284:3824 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1327.537770][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.537989][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.538126][ T32] Call trace: [ 1327.538326][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1327.538459][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1327.538519][ T32] r4:00000000 [ 1327.538586][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.538697][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1327.538791][ T32] dd20: d5368000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1327.538867][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1327.538927][ T32] dd60: 80070013 ffffffff [ 1327.538987][ T32] r5:80070013 r4:80239bb0 [ 1327.539039][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.539139][ T32] r4:82ac11e4 [ 1327.539199][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.539305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1327.539363][ T32] r4:e044ddc0 [ 1327.539422][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.539534][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1327.539590][ T32] r4:00000000 [ 1327.539642][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.539743][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1327.539810][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.566090][ T32] r5:00001000 r4:dfdd1000 [ 1327.566266][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.566380][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.566464][ T32] r5:84be3b8c r4:84be3800 [ 1327.566501][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.566583][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1327.566619][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.566732][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.566778][ T32] r4:847a6d80 [ 1327.566840][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.566930][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1327.566969][ T32] r4:00000001 [ 1327.567003][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.567065][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1327.567117][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.567169][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.567219][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.567274][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.567314][ T32] r4:84789140 [ 1327.567354][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.567414][ T32] INFO: task kworker/1:285:3826 blocked for more than 454 seconds. [ 1327.567488][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.567536][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.567572][ T32] task:kworker/1:285 state:D stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.567666][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.567733][ T32] Call trace: [ 1327.567803][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1327.567894][ T32] r10:829189c0 r9:e0481d84 r8:00000002 r7:60000013 r6:e0481d8c r5:84b95400 [ 1327.567933][ T32] r4:84b95400 [ 1327.567966][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1327.568037][ T32] r5:84b95400 r4:829189bc [ 1327.568071][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.568153][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.568244][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0481e08 [ 1327.568283][ T32] r4:00000000 [ 1327.568317][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1327.568384][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.568464][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.568555][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847b4fc0 [ 1327.568598][ T32] r4:00000000 [ 1327.568632][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.568712][ T32] r9:83018205 r8:84b95400 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1327.568748][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.568819][ T32] r5:00001000 r4:dfb15000 [ 1327.568853][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.568934][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.569008][ T32] r5:8501738c r4:85017000 [ 1327.569042][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.569121][ T32] r7:ddde2d40 r6:83018200 r5:8501738c r4:8478d300 [ 1327.569168][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.569275][ T32] r10:61c88647 r9:84b95400 r8:8478d32c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.569329][ T32] r4:8478d300 [ 1327.569375][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.569488][ T32] r10:00000000 r9:8478d300 r8:8027ecf4 r7:e04fde60 r6:8478d380 r5:84b95400 [ 1327.569545][ T32] r4:00000001 [ 1327.569599][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.569681][ T32] Exception stack(0xe0481fb0 to 0xe0481ff8) [ 1327.569731][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.569784][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.569832][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.569924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.584550][ T32] r4:847b4c40 [ 1327.585247][ T32] INFO: task kworker/1:285:3826 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1327.585316][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.585496][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.585597][ T32] Call trace: [ 1327.585701][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1327.585806][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1327.585869][ T32] r4:00000000 [ 1327.585912][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.586006][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1327.586095][ T32] dd20: d5958000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1327.586158][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1327.586245][ T32] dd60: 80070013 ffffffff [ 1327.586291][ T32] r5:80070013 r4:80239bb0 [ 1327.586326][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.586401][ T32] r4:82ac11e4 [ 1327.586464][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.586551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1327.586590][ T32] r4:e044ddc0 [ 1327.586648][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.586729][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1327.586770][ T32] r4:00000000 [ 1327.586804][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.586883][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1327.586919][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.586991][ T32] r5:00001000 r4:dfdd1000 [ 1327.587026][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.587093][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.587163][ T32] r5:84be3b8c r4:84be3800 [ 1327.587209][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.587360][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1327.587401][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.587493][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.587532][ T32] r4:847a6d80 [ 1327.587568][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.587651][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1327.587690][ T32] r4:00000001 [ 1327.587724][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.587783][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1327.587830][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.588035][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.588090][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.588145][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.588186][ T32] r4:84789140 [ 1327.588224][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.588271][ T32] INFO: task kworker/1:286:3828 blocked for more than 454 seconds. [ 1327.588325][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.588391][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 3 printk messages dropped ** [ 1327.588666][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1327.588913][ T32] r5:84b96000 r4:829189bc [ 1327.588947][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1327.589289][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1327.589549][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 5 printk messages dropped ** [ 1327.607645][ T32] r5:00001000 r4:dfcdd000 ** 2 printk messages dropped ** [ 1327.607969][ T32] r5:8501778c r4:85017400 ** 1 printk messages dropped ** [ 1327.608085][ T32] r7:ddde2d40 r6:83018200 r5:8501778c r4:8478d400 ** 2 printk messages dropped ** [ 1327.608293][ T32] r4:8478d400 [ 1327.608332][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.608423][ T32] r10:00000000 r9:8478d400 r8:8027ecf4 r7:e04fde60 r6:8478d480 r5:84b96000 [ 1327.608464][ T32] r4:00000001 [ 1327.608498][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.608561][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1327.608613][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.608665][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.608713][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.608780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.608822][ T32] r4:8474a880 [ 1327.609492][ T32] INFO: task kworker/1:286:3828 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1327.609584][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.609704][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.609777][ T32] Call trace: [ 1327.609830][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1327.616692][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1327.616778][ T32] r4:00000000 [ 1327.616823][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.616922][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1327.616982][ T32] dd20: d5bee000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1327.617038][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1327.617080][ T32] dd60: 80070013 ffffffff [ 1327.617124][ T32] r5:80070013 r4:80239bb0 [ 1327.617159][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.617238][ T32] r4:82ac11e4 [ 1327.617274][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.617353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1327.617392][ T32] r4:e044ddc0 [ 1327.617433][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.617525][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1327.617569][ T32] r4:00000000 [ 1327.617604][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.617683][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1327.617744][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.617824][ T32] r5:00001000 r4:dfdd1000 [ 1327.617859][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.617929][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.617999][ T32] r5:84be3b8c r4:84be3800 [ 1327.618033][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.618110][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1327.618146][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.618293][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.618353][ T32] r4:847a6d80 [ 1327.618392][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.618485][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1327.618526][ T32] r4:00000001 [ 1327.618560][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.618621][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1327.618668][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.618719][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.618767][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.618822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.618861][ T32] r4:84789140 [ 1327.618901][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.618948][ T32] INFO: task kworker/1:287:3832 blocked for more than 454 seconds. [ 1327.619001][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.619043][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.619104][ T32] task:kworker/1:287 state:D stack:0 pid:3832 tgid:3832 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.619235][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.619348][ T32] Call trace: [ 1327.619441][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1327.619553][ T32] r10:829189c0 r9:e04c5d84 r8:00000002 r7:60000013 r6:e04c5d8c r5:84b98000 [ 1327.619607][ T32] r4:84b98000 [ 1327.619648][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1327.619724][ T32] r5:84b98000 r4:829189bc [ 1327.619758][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.619843][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.634711][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04c5e08 [ 1327.634812][ T32] r4:00000000 [ 1327.634855][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1327.634959][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.635032][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.635168][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847ca280 [ 1327.635238][ T32] r4:00000000 [ 1327.635286][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.635394][ T32] r9:83018205 r8:84b98000 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1327.635460][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.635558][ T32] r5:00001000 r4:dfd85000 [ 1327.635631][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.635727][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.635828][ T32] r5:85017f8c r4:85017c00 [ 1327.635867][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.635948][ T32] r7:ddde2d40 r6:83018200 r5:85017f8c r4:8478d500 [ 1327.635984][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.636082][ T32] r10:61c88647 r9:84b98000 r8:8478d52c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.636138][ T32] r4:8478d500 [ 1327.636194][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.636311][ T32] r10:00000000 r9:8478d500 r8:8027ecf4 r7:e04fde60 r6:8478d580 r5:84b98000 [ 1327.636367][ T32] r4:00000001 [ 1327.636413][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1327.636582][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1327.637559][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1327.638329][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 ** 5 printk messages dropped ** [ 1327.638640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 ** 3 printk messages dropped ** [ 1327.638876][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1327.638992][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1327.639029][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.639113][ T32] r5:00001000 r4:dfdd1000 [ 1327.639152][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.639242][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.639332][ T32] r5:84be3b8c r4:84be3800 [ 1327.639441][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.639557][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1327.639610][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.639701][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.639757][ T32] r4:847a6d80 [ 1327.639796][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.640061][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1327.650716][ T32] r4:00000001 [ 1327.650814][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.650919][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1327.650974][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.651056][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.651162][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.651227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.651270][ T32] r4:84789140 [ 1327.651323][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.651393][ T32] INFO: task kworker/1:288:3833 blocked for more than 454 seconds. [ 1327.651483][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.651529][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.651590][ T32] task:kworker/1:288 state:D stack:0 pid:3833 tgid:3833 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.651688][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.651760][ T32] Call trace: [ 1327.651833][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1327.651924][ T32] r10:829189c0 r9:e0541d84 r8:00000002 r7:60000113 r6:e0541d8c r5:84b98c00 [ 1327.651987][ T32] r4:84b98c00 [ 1327.652025][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1327.652101][ T32] r5:84b98c00 r4:829189bc [ 1327.652136][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.652208][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.652293][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0541e08 [ 1327.652332][ T32] r4:00000000 [ 1327.652523][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1327.652597][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.652732][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.652814][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847ca4c0 [ 1327.652853][ T32] r4:00000000 [ 1327.652899][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.652983][ T32] r9:83018205 r8:84b98c00 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1327.653034][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.653115][ T32] r5:00001000 r4:dfdc5000 [ 1327.653196][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.653272][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.653343][ T32] r5:8508438c r4:85084000 ** 3 printk messages dropped ** [ 1327.653603][ T32] r10:61c88647 r9:84b98c00 r8:8478d62c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1327.654301][ T32] r4:847ca100 ** 5 printk messages dropped ** [ 1327.655395][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 ** 10 printk messages dropped ** [ 1327.656111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 ** 11 printk messages dropped ** [ 1327.656977][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1327.657809][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.658499][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1327.658778][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1327.658862][ T32] r10:829189c0 r9:e0571d84 r8:00000002 r7:60000113 r6:e0571d8c r5:84b9a400 [ 1327.658949][ T32] r4:84b9a400 [ 1327.658986][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1327.659069][ T32] r5:84b9a400 r4:829189bc [ 1327.659152][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.659249][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.659356][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0571e08 [ 1327.659423][ T32] r4:00000000 [ 1327.659472][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1327.659564][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.659644][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.659737][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847ca880 [ 1327.659782][ T32] r4:00000000 [ 1327.659822][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.693667][ T32] r9:83018205 r8:84b9a400 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1327.693790][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.693907][ T32] r5:00001000 r4:dffdf000 [ 1327.693944][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.694013][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.694084][ T32] r5:85084b8c r4:85084800 [ 1327.694146][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.694271][ T32] r7:ddde2d40 r6:83018200 r5:85084b8c r4:8478d700 [ 1327.694309][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.694394][ T32] r10:61c88647 r9:84b9a400 r8:8478d72c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.694466][ T32] r4:8478d700 [ 1327.694506][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.694643][ T32] r10:00000000 r9:8478d700 r8:8027ecf4 r7:e0541e60 r6:8478d780 r5:84b9a400 [ 1327.694715][ T32] r4:00000001 [ 1327.694753][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.694840][ T32] Exception stack(0xe0571fb0 to 0xe0571ff8) [ 1327.694907][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.694987][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.695063][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.695123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.695164][ T32] r4:847ca340 [ 1327.695831][ T32] INFO: task kworker/1:289:3835 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1327.695900][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.696050][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.696129][ T32] Call trace: [ 1327.696237][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1327.696360][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1327.696404][ T32] r4:00000000 [ 1327.696446][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.696515][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1327.696571][ T32] dd20: d6431000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1327.696648][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1327.696697][ T32] dd60: 80070013 ffffffff [ 1327.696797][ T32] r5:80070013 r4:80239bb0 [ 1327.696835][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.696910][ T32] r4:82ac11e4 [ 1327.696945][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.697024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1327.697064][ T32] r4:e044ddc0 [ 1327.697098][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.697176][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1327.697216][ T32] r4:00000000 [ 1327.697251][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.697329][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1327.697376][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.697458][ T32] r5:00001000 r4:dfdd1000 ** 1 printk messages dropped ** [ 1327.697561][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1327.698434][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1327.699048][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1327.699391][ T32] r5:84b99800 r4:829189bc ** 2 printk messages dropped ** [ 1327.699687][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0561e08 ** 7 printk messages dropped ** [ 1327.718519][ T32] r9:83018205 r8:84b99800 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 ** 9 printk messages dropped ** [ 1327.719269][ T32] r4:8478d800 ** 5 printk messages dropped ** [ 1327.719801][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1327.732024][ T32] Call trace: ** 6 printk messages dropped ** [ 1327.732449][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1327.733057][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1327.733395][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.733470][ T32] r5:84be3b8c r4:84be3800 [ 1327.733506][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.733590][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1327.733660][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.733775][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.733853][ T32] r4:847a6d80 [ 1327.733921][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.734045][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1327.734100][ T32] r4:00000001 [ 1327.734144][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.734278][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1327.734364][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.734450][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.734563][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.734660][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.734739][ T32] r4:84789140 [ 1327.734795][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.734865][ T32] INFO: task kworker/1:291:3839 blocked for more than 454 seconds. [ 1327.734944][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.734992][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.735077][ T32] task:kworker/1:291 state:D stack:0 pid:3839 tgid:3839 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.735160][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.735264][ T32] Call trace: [ 1327.735324][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1327.735443][ T32] r10:829189c0 r9:e0581d84 r8:00000002 r7:60000113 r6:e0581d8c r5:84b9bc00 [ 1327.735497][ T32] r4:84b9bc00 [ 1327.735566][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1327.735658][ T32] r5:84b9bc00 r4:829189bc [ 1327.735696][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.735765][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.735847][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0581e08 [ 1327.735885][ T32] r4:00000000 [ 1327.735961][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1327.736059][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.736201][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.736285][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847caa80 [ 1327.736346][ T32] r4:00000000 [ 1327.736399][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.736486][ T32] r9:83018205 r8:84b9bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1327.736523][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.736670][ T32] r5:00001000 r4:e0059000 [ 1327.736738][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.736811][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.736908][ T32] r5:85084f8c r4:85084c00 [ 1327.736945][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.737046][ T32] r7:ddde2d40 r6:83018200 r5:85084f8c r4:8478d900 [ 1327.737084][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.737170][ T32] r10:61c88647 r9:84b9bc00 r8:8478d92c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.737217][ T32] r4:8478d900 [ 1327.737249][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.737328][ T32] r10:00000000 r9:8478d900 r8:8027ecf4 r7:e0571e60 r6:8478d980 r5:84b9bc00 [ 1327.737382][ T32] r4:00000001 [ 1327.737425][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.737487][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1327.737534][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.737587][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.737635][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.737689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 2 printk messages dropped ** [ 1327.738360][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.738463][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.738532][ T32] Call trace: [ 1327.738582][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1327.738700][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1327.738774][ T32] r4:00000000 [ 1327.738810][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.738889][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1327.738949][ T32] dd20: d6797000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1327.739028][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1327.739096][ T32] dd60: 80070013 ffffffff [ 1327.739173][ T32] r5:80070013 r4:80239bb0 [ 1327.739235][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.739332][ T32] r4:82ac11e4 [ 1327.739382][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.739512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1327.739574][ T32] r4:e044ddc0 [ 1327.739613][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.739719][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1327.739761][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1327.766072][ T32] r5:00001000 r4:dfdd1000 ** 6 printk messages dropped ** [ 1327.766803][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1327.767571][ T32] r4:84789140 ** 7 printk messages dropped ** [ 1327.768150][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1327.768498][ T32] r5:84b9c800 r4:829189bc ** 3 printk messages dropped ** [ 1327.768724][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1327.769295][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1327.780879][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1327.783121][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1327.784636][ T32] r4:e044ddc0 [ 1327.784679][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.784821][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1327.784868][ T32] r4:00000000 [ 1327.784908][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.784998][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1327.785039][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.785122][ T32] r5:00001000 r4:dfdd1000 [ 1327.785181][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.785292][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.785370][ T32] r5:84be3b8c r4:84be3800 [ 1327.785409][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.785526][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1327.785609][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.785702][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.785756][ T32] r4:847a6d80 [ 1327.785791][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.785874][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1327.785941][ T32] r4:00000001 [ 1327.786060][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.786128][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1327.786217][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.786278][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.786343][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.786403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.786453][ T32] r4:84789140 [ 1327.786494][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.786547][ T32] INFO: task kworker/1:293:3843 blocked for more than 454 seconds. [ 1327.786605][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.786649][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.786701][ T32] task:kworker/1:293 state:D stack:0 pid:3843 tgid:3843 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.786787][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.786856][ T32] Call trace: [ 1327.786907][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1327.786991][ T32] r10:829189c0 r9:e0585d84 r8:00000002 r7:60000113 r6:e0585d8c r5:84b9d400 [ 1327.787030][ T32] r4:84b9d400 [ 1327.787066][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1327.787157][ T32] r5:84b9d400 r4:829189bc [ 1327.787227][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.787305][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.787397][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0585e08 [ 1327.787447][ T32] r4:00000000 [ 1327.787482][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1327.787551][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.787645][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.787762][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847cad40 [ 1327.787819][ T32] r4:00000000 [ 1327.787882][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.787986][ T32] r9:83018205 r8:84b9d400 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 4 printk messages dropped ** [ 1327.788411][ T32] r5:8508578c r4:85085400 ** 7 printk messages dropped ** [ 1327.789054][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1327.789481][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1327.818279][ T32] Exception stack(0xe044dd20 to 0xe044dd68) ** 8 printk messages dropped ** [ 1327.819022][ T32] r4:e044ddc0 ** 1 printk messages dropped ** [ 1327.819188][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1327.819240][ T32] r4:00000000 [ 1327.819290][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.819401][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1327.819495][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.819599][ T32] r5:00001000 r4:dfdd1000 [ 1327.819652][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.819753][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.819853][ T32] r5:84be3b8c r4:84be3800 [ 1327.835692][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.836015][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1327.836074][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.836184][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.836238][ T32] r4:847a6d80 [ 1327.836281][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.836406][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1327.836473][ T32] r4:00000001 [ 1327.836515][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.836590][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1327.836699][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.836778][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.836838][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.836903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.836950][ T32] r4:84789140 [ 1327.837016][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.837081][ T32] INFO: task kworker/1:294:3846 blocked for more than 454 seconds. [ 1327.837162][ T32] Not tainted 6.15.0-syzkaller #0 ** 1 printk messages dropped ** [ 1327.837269][ T32] task:kworker/1:294 state:D stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1327.837831][ T32] r5:84b9e000 r4:829189bc ** 3 printk messages dropped ** [ 1327.838216][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1327.838605][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847cae80 ** 9 printk messages dropped ** [ 1327.839419][ T32] r7:ddde2d40 r6:83018200 r5:85085b8c r4:8478dc00 ** 3 printk messages dropped ** [ 1327.839673][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.839789][ T32] r10:00000000 r9:8478dc00 r8:8027ecf4 r7:e0585e60 r6:8478dc80 r5:84b9e000 [ 1327.839844][ T32] r4:00000001 [ 1327.839946][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.850933][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1327.851054][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.851168][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.851253][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.851342][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.851417][ T32] r4:847cabc0 [ 1327.852110][ T32] INFO: task kworker/1:294:3846 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1327.852183][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.852307][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.852403][ T32] Call trace: [ 1327.852496][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1327.852622][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1327.852677][ T32] r4:00000000 [ 1327.852713][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.852782][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1327.852836][ T32] dd20: d6f6d000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1327.852942][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1327.852998][ T32] dd60: 80070013 ffffffff [ 1327.853041][ T32] r5:80070013 r4:80239bb0 [ 1327.853076][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.853151][ T32] r4:82ac11e4 [ 1327.853214][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.853301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1327.853340][ T32] r4:e044ddc0 ** 1 printk messages dropped ** [ 1327.853462][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 ** 12 printk messages dropped ** [ 1327.854433][ T32] r4:847a6d80 ** 6 printk messages dropped ** [ 1327.854861][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1327.855786][ T32] r5:8490e000 r4:829189bc [ 1327.855848][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1327.856250][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1327.857007][ T32] r7:ddde2d40 r6:83018200 r5:85085f8c r4:8478dd00 ** 9 printk messages dropped ** [ 1327.857591][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1327.858787][ T32] r4:00000000 [ 1327.858838][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.858932][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1327.859006][ T32] dd20: d6f6d000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1327.859103][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1327.859169][ T32] dd60: 80070013 ffffffff [ 1327.859243][ T32] r5:80070013 r4:80239bb0 [ 1327.859300][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.859399][ T32] r4:82ac11e4 [ 1327.859472][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.859573][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1327.859675][ T32] r4:e044ddc0 [ 1327.859732][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.859838][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1327.896482][ T32] r4:00000000 [ 1327.896562][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.896697][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1327.896745][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.896836][ T32] r5:00001000 r4:dfdd1000 [ 1327.896875][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.896962][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.897041][ T32] r5:84be3b8c r4:84be3800 [ 1327.897076][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.897157][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1327.897196][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.897280][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.897331][ T32] r4:847a6d80 [ 1327.897406][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.897501][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1327.897541][ T32] r4:00000001 [ 1327.897575][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.897654][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1327.897735][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.897791][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1327.897918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 6 printk messages dropped ** [ 1327.898408][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1327.898961][ T32] r5:8490b000 r4:829189bc [ 1327.899009][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.899082][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1327.899238][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1327.899520][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1327.904323][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1327.904784][ T32] r10:61c88647 r9:8490b000 r8:8478ddac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 6 printk messages dropped ** [ 1327.905177][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1327.906236][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1327.907073][ T32] dd60: 80070013 ffffffff ** 4 printk messages dropped ** [ 1327.907375][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 ** 5 printk messages dropped ** [ 1327.907713][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 ** 6 printk messages dropped ** [ 1327.908156][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 ** 4 printk messages dropped ** [ 1327.908483][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 ** 5 printk messages dropped ** [ 1327.908877][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1327.909261][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1327.909501][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1327.931295][ T32] r5:8490ec00 r4:829189bc [ 1327.931357][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.931494][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.931625][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07ade08 [ 1327.931684][ T32] r4:00000000 [ 1327.931748][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1327.931853][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.931971][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.932103][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501d340 [ 1327.932162][ T32] r4:00000000 [ 1327.932218][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.932329][ T32] r9:83018205 r8:8490ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1327.932387][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.932515][ T32] r5:00001000 r4:e04f7000 [ 1327.932575][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.932651][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.932721][ T32] r5:85086b8c r4:85086800 [ 1327.932757][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.932838][ T32] r7:ddde2d40 r6:83018200 r5:85086b8c r4:8478de00 [ 1327.932873][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.932955][ T32] r10:61c88647 r9:8490ec00 r8:8478de2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.932999][ T32] r4:8478de00 [ 1327.933076][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.933165][ T32] r10:00000000 r9:8478de00 r8:8027ecf4 r7:e07a9e60 r6:84b6ae80 r5:8490ec00 [ 1327.933230][ T32] r4:00000001 [ 1327.933281][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.933351][ T32] Exception stack(0xe07adfb0 to 0xe07adff8) [ 1327.933454][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.933512][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.933567][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.933622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.933661][ T32] r4:8479eec0 [ 1327.934390][ T32] INFO: task kworker/1:297:3851 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1327.934550][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.934770][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.934845][ T32] Call trace: [ 1327.934900][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1327.934997][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1327.935061][ T32] r4:00000000 [ 1327.935099][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.935170][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1327.935230][ T32] dd20: d75e0000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1327.935306][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1327.935374][ T32] dd60: 80070013 ffffffff [ 1327.935451][ T32] r5:80070013 r4:80239bb0 [ 1327.935491][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.935564][ T32] r4:82ac11e4 [ 1327.935612][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.935715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1327.935757][ T32] r4:e044ddc0 [ 1327.935793][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.935870][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1327.935984][ T32] r4:00000000 [ 1327.936044][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.936127][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1327.936191][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.936270][ T32] r5:00001000 r4:dfdd1000 [ 1327.936305][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.936374][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.936473][ T32] r5:84be3b8c r4:84be3800 [ 1327.936511][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.936592][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1327.936656][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.936860][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.936903][ T32] r4:847a6d80 [ 1327.936936][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.937042][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1327.937153][ T32] r4:00000001 [ 1327.937195][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.937282][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1327.937333][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.937385][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.937515][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.937597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.937693][ T32] r4:84789140 [ 1327.937786][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.937839][ T32] INFO: task kworker/1:298:3853 blocked for more than 454 seconds. [ 1327.937920][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.937966][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.938020][ T32] task:kworker/1:298 state:D stack:0 pid:3853 tgid:3853 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.938114][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.938221][ T32] Call trace: [ 1327.938279][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1327.938386][ T32] r10:829189c0 r9:e07b1d84 r8:00000002 r7:60000113 r6:e07b1d8c r5:8490d400 [ 1327.938435][ T32] r4:8490d400 [ 1327.938470][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1327.938542][ T32] r5:8490d400 r4:829189bc [ 1327.938599][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.938674][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.938758][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07b1e08 [ 1327.938796][ T32] r4:00000000 [ 1327.938829][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1327.938938][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.939008][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.939130][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501d100 [ 1327.939242][ T32] r4:00000000 [ 1327.939316][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.939455][ T32] r9:83018205 r8:8490d400 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1327.939520][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.939615][ T32] r5:00001000 r4:e04ed000 [ 1327.939675][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.939767][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.939935][ T32] r5:8508678c r4:85086400 [ 1327.964245][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.964419][ T32] r7:ddde2d40 r6:83018200 r5:8508678c r4:8478de80 [ 1327.964480][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.964574][ T32] r10:61c88647 r9:8490d400 r8:8478deac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.964615][ T32] r4:8478de80 [ 1327.964651][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.964737][ T32] r10:00000000 r9:8478de80 r8:8027ecf4 r7:e07ade60 r6:84b6af00 r5:8490d400 [ 1327.964801][ T32] r4:00000001 [ 1327.964859][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.964928][ T32] Exception stack(0xe07b1fb0 to 0xe07b1ff8) [ 1327.964982][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.965046][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.965098][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.965173][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.965221][ T32] r4:8501d080 [ 1327.965893][ T32] INFO: task kworker/1:298:3853 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1327.965977][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.966101][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.966228][ T32] Call trace: [ 1327.966289][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1327.966395][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1327.966438][ T32] r4:00000000 [ 1327.966502][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.966576][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1327.966632][ T32] dd20: d78ed000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1327.966685][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1327.966758][ T32] dd60: 80070013 ffffffff [ 1327.966823][ T32] r5:80070013 r4:80239bb0 [ 1327.966861][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.966937][ T32] r4:82ac11e4 [ 1327.966975][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.967054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1327.967094][ T32] r4:e044ddc0 [ 1327.967128][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1327.967208][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1327.967264][ T32] r4:00000000 [ 1327.967302][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1327.967418][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1327.967460][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1327.967535][ T32] r5:00001000 r4:dfdd1000 [ 1327.967570][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1327.967638][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.967710][ T32] r5:84be3b8c r4:84be3800 [ 1327.967761][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.967843][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1327.967880][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.967963][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.968003][ T32] r4:847a6d80 [ 1327.968038][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.968120][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1327.968200][ T32] r4:00000001 [ 1327.968248][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.968332][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1327.968389][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.968444][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.968492][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.968560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 3 printk messages dropped ** [ 1327.968776][ T32] Not tainted 6.15.0-syzkaller #0 ** 4 printk messages dropped ** [ 1327.969047][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1327.969309][ T32] r5:83b66000 r4:829189bc [ 1327.969351][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1327.969595][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1327.969875][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 3 printk messages dropped ** [ 1327.988273][ T32] r9:83018205 r8:83b66000 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 ** 4 printk messages dropped ** [ 1327.988681][ T32] r5:8508738c r4:85087000 [ 1327.988743][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1327.988836][ T32] r7:ddde2d40 r6:83018200 r5:8508738c r4:8478df00 [ 1327.988962][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1327.989061][ T32] r10:61c88647 r9:83b66000 r8:8478df2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.989139][ T32] r4:8478df00 [ 1327.989186][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1327.989322][ T32] r10:00000000 r9:8478df00 r8:8027ecf4 r7:e07ade60 r6:84b6af80 r5:83b66000 [ 1327.989375][ T32] r4:00000001 [ 1327.989429][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.989502][ T32] Exception stack(0xe07c1fb0 to 0xe07c1ff8) [ 1327.989566][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.989631][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.989718][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.989790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1327.989843][ T32] r4:8501d1c0 [ 1328.004716][ T32] INFO: task kworker/1:299:3855 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1328.005001][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.005196][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.005340][ T32] Call trace: [ 1328.005427][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1328.005550][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1328.005604][ T32] r4:00000000 [ 1328.005649][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.005735][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1328.005805][ T32] dd20: d7b8d000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1328.005870][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1328.005935][ T32] dd60: 80070013 ffffffff [ 1328.005993][ T32] r5:80070013 r4:80239bb0 [ 1328.006039][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.006133][ T32] r4:82ac11e4 [ 1328.006232][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.006338][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1328.006397][ T32] r4:e044ddc0 [ 1328.006446][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.006569][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1328.006646][ T32] r4:00000000 [ 1328.006723][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.006831][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1328.006899][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.006997][ T32] r5:00001000 r4:dfdd1000 [ 1328.007044][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.007141][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.007239][ T32] r5:84be3b8c r4:84be3800 [ 1328.007299][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.007411][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1328.007459][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.007577][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.007631][ T32] r4:847a6d80 [ 1328.007675][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.007776][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1328.007828][ T32] r4:00000001 [ 1328.007888][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.007972][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1328.008046][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.008114][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.008176][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.008263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.008319][ T32] r4:84789140 [ 1328.008373][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.008468][ T32] INFO: task kworker/1:300:3856 blocked for more than 454 seconds. [ 1328.008538][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.008592][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.008657][ T32] task:kworker/1:300 state:D stack:0 pid:3856 tgid:3856 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.008786][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.008870][ T32] Call trace: [ 1328.008941][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1328.009066][ T32] r10:829189c0 r9:e07c5d84 r8:00000002 r7:60000113 r6:e07c5d8c r5:83b65400 [ 1328.009142][ T32] r4:83b65400 [ 1328.009192][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1328.009292][ T32] r5:83b65400 r4:829189bc [ 1328.009337][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.009428][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.009563][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07c5e08 [ 1328.009619][ T32] r4:00000000 [ 1328.009659][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1328.009738][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.009812][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.030722][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501d480 [ 1328.030929][ T32] r4:00000000 [ 1328.030981][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.031121][ T32] r9:83018205 r8:83b65400 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1328.031175][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.031269][ T32] r5:00001000 r4:e0507000 [ 1328.031312][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.031440][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.031554][ T32] r5:85086f8c r4:85086c00 [ 1328.031604][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.031724][ T32] r7:ddde2d40 r6:83018200 r5:85086f8c r4:8478df80 ** 4 printk messages dropped ** [ 1328.032106][ T32] r10:00000000 r9:8478df80 r8:8027ecf4 r7:e07c1e60 r6:847a3000 r5:83b65400 ** 2 printk messages dropped ** [ 1328.032282][ T32] Exception stack(0xe07c5fb0 to 0xe07c5ff8) [ 1328.032351][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.032430][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.032491][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.032556][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.032605][ T32] r4:8501d1c0 [ 1328.033372][ T32] INFO: task kworker/1:300:3856 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1328.033478][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.033636][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.033766][ T32] Call trace: [ 1328.033860][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1328.034007][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1328.034095][ T32] r4:00000000 [ 1328.034145][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.034275][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1328.034351][ T32] dd20: d7d67000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1328.034432][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1328.034487][ T32] dd60: 80070013 ffffffff [ 1328.034542][ T32] r5:80070013 r4:80239bb0 [ 1328.034587][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.034707][ T32] r4:82ac11e4 [ 1328.034758][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.034858][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1328.034939][ T32] r4:e044ddc0 [ 1328.035032][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.035160][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1328.035217][ T32] r4:00000000 [ 1328.035260][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.035361][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1328.035439][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.035536][ T32] r5:00001000 r4:dfdd1000 [ 1328.035582][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.035666][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.035752][ T32] r5:84be3b8c r4:84be3800 [ 1328.035796][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.035892][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 ** 3 printk messages dropped ** [ 1328.036186][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1328.036808][ T32] r4:84789140 ** 4 printk messages dropped ** [ 1328.037104][ T32] task:kworker/1:301 state:D stack:0 pid:3859 tgid:3859 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1328.037676][ T32] r5:8490c800 r4:829189bc [ 1328.037734][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1328.038309][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501db40 ** 8 printk messages dropped ** [ 1328.038977][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1328.039492][ T32] r10:00000000 r9:85026000 r8:8027ecf4 r7:e07c1e60 r6:85026080 r5:8490c800 ** 4 printk messages dropped ** [ 1328.039765][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1328.071626][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 1328.072285][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 5 printk messages dropped ** [ 1328.072668][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 3 printk messages dropped ** [ 1328.072964][ T32] r4:e044ddc0 ** 2 printk messages dropped ** [ 1328.073179][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1328.073490][ T32] r5:00001000 r4:dfdd1000 ** 4 printk messages dropped ** [ 1328.073893][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 ** 8 printk messages dropped ** [ 1328.074642][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.075326][ T32] task:kworker/1:302 state:D stack:0 pid:3862 tgid:3862 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1328.075972][ T32] r5:84b9b000 r4:829189bc ** 3 printk messages dropped ** [ 1328.076252][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1328.076643][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501d440 ** 9 printk messages dropped ** [ 1328.077363][ T32] r7:ddde2d40 r6:83018200 r5:8508778c r4:85026100 ** 5 printk messages dropped ** [ 1328.077753][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1328.078362][ T32] r4:8501d440 ** 2 printk messages dropped ** [ 1328.079206][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1328.105299][ T32] dd60: 80070013 ffffffff ** 1 printk messages dropped ** [ 1328.105575][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.105707][ T32] r4:82ac11e4 [ 1328.105753][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.105875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1328.105936][ T32] r4:e044ddc0 [ 1328.105983][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.106100][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1328.106228][ T32] r4:00000000 [ 1328.106344][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.106469][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1328.106521][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.106614][ T32] r5:00001000 r4:dfdd1000 [ 1328.106660][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.106751][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.106868][ T32] r5:84be3b8c r4:84be3800 [ 1328.106921][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.107021][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1328.107085][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.107360][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.107462][ T32] r4:847a6d80 [ 1328.107512][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.107621][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1328.107671][ T32] r4:00000001 [ 1328.107714][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.107794][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1328.107856][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.107923][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.108009][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.108086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.108136][ T32] r4:84789140 [ 1328.108191][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.108262][ T32] INFO: task kworker/0:73:3863 blocked for more than 454 seconds. [ 1328.108333][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.108413][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.108466][ T32] task:kworker/0:73 state:D stack:0 pid:3863 tgid:3863 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.108630][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.108724][ T32] Call trace: [ 1328.108792][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1328.108907][ T32] r10:829189c0 r9:e07d1d84 r8:00000002 r7:60000113 r6:e07d1d8c r5:84b9ec00 [ 1328.108964][ T32] r4:84b9ec00 [ 1328.109022][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1328.109119][ T32] r5:84b9ec00 r4:829189bc [ 1328.109166][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.109260][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.109368][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07d1e08 [ 1328.109429][ T32] r4:00000000 [ 1328.109489][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1328.109573][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.109657][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.109743][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072040 [ 1328.109791][ T32] r4:00000000 [ 1328.109851][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.120850][ T32] r9:83018005 r8:84b9ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 [ 1328.121054][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.121210][ T32] r5:00001000 r4:e0879000 [ 1328.121260][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.121353][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.121444][ T32] r5:84bb1b8c r4:84bb1800 [ 1328.121491][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.121589][ T32] r7:dddced40 r6:83018000 r5:84bb1b8c r4:847a3080 [ 1328.121634][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.121761][ T32] r10:61c88647 r9:84b9ec00 r8:847a30ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.121821][ T32] r4:847a3080 [ 1328.121868][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.121990][ T32] r10:00000000 r9:847a3080 r8:8027ecf4 r7:e0671e60 r6:85026200 r5:84b9ec00 [ 1328.122063][ T32] r4:00000001 [ 1328.122115][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.122239][ T32] Exception stack(0xe07d1fb0 to 0xe07d1ff8) [ 1328.122308][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.122378][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.122444][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.122515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.122591][ T32] r4:8502aa40 [ 1328.123347][ T32] INFO: task kworker/0:73:3863 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1328.123427][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.123605][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.123732][ T32] Call trace: [ 1328.123811][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1328.123926][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1328.124006][ T32] r4:00000000 [ 1328.124068][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.124157][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1328.124234][ T32] dd20: d82e5000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1328.124331][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1328.124426][ T32] dd60: 80070013 ffffffff [ 1328.124489][ T32] r5:80070013 r4:80239bb0 [ 1328.124536][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.124629][ T32] r4:82ac11e4 [ 1328.124676][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1328.125049][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1328.125656][ T32] r5:84be3b8c r4:84be3800 ** 6 printk messages dropped ** [ 1328.126208][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 ** 10 printk messages dropped ** [ 1328.126995][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1328.127920][ T32] r5:85060000 r4:829189bc [ 1328.127967][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1328.128488][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1328.129282][ T32] r5:85087f8c r4:85087c00 ** 7 printk messages dropped ** [ 1328.159456][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1328.160651][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1328.161915][ T32] Call trace: ** 4 printk messages dropped ** [ 1328.162336][ T32] Exception stack(0xe044dd20 to 0xe044dd68) ** 8 printk messages dropped ** [ 1328.162960][ T32] r4:e044ddc0 ** 2 printk messages dropped ** [ 1328.163153][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1328.163724][ T32] r5:84be3b8c r4:84be3800 ** 3 printk messages dropped ** [ 1328.164059][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.164115][ T32] r4:847a6d80 [ 1328.164159][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.164269][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1328.164320][ T32] r4:00000001 [ 1328.164363][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.164440][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1328.164500][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.164582][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.164709][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.164812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.164870][ T32] r4:84789140 [ 1328.164919][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.164979][ T32] INFO: task kworker/1:304:3868 blocked for more than 454 seconds. [ 1328.165065][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.165126][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.165200][ T32] task:kworker/1:304 state:D stack:0 pid:3868 tgid:3868 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.165327][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.165415][ T32] Call trace: [ 1328.165483][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1328.165587][ T32] r10:829189c0 r9:e05e1d84 r8:00000002 r7:60000113 r6:e05e1d8c r5:85060c00 [ 1328.165669][ T32] r4:85060c00 [ 1328.165719][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1328.165811][ T32] r5:85060c00 r4:829189bc [ 1328.165856][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.165941][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.166041][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05e1e08 [ 1328.166093][ T32] r4:00000000 [ 1328.166137][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1328.166297][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.166386][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.166501][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501ddc0 [ 1328.166557][ T32] r4:00000000 [ 1328.166600][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.166695][ T32] r9:83018205 r8:85060c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1328.166742][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.166830][ T32] r5:00001000 r4:e05d1000 [ 1328.166892][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.166998][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.167088][ T32] r5:8509038c r4:85090000 [ 1328.167132][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.167237][ T32] r7:ddde2d40 r6:83018200 r5:8509038c r4:85026380 [ 1328.167309][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.167420][ T32] r10:61c88647 r9:85060c00 r8:850263ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.167488][ T32] r4:85026380 [ 1328.167563][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.167667][ T32] r10:00000000 r9:85026380 r8:8027ecf4 r7:e07c9e60 r6:85026400 r5:85060c00 [ 1328.167723][ T32] r4:00000001 [ 1328.167767][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.167844][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1328.167917][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.167989][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.168051][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.168117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.168188][ T32] r4:8501da40 [ 1328.168698][ T32] INFO: task kworker/1:304:3868 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1328.168771][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.168911][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.169028][ T32] Call trace: ** 1 printk messages dropped ** [ 1328.169228][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 ** 8 printk messages dropped ** [ 1328.200748][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1328.201535][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1328.201968][ T32] r5:00001000 r4:dfdd1000 ** 5 printk messages dropped ** [ 1328.202434][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1328.203074][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1328.203884][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1328.204268][ T32] r5:85061800 r4:829189bc ** 3 printk messages dropped ** [ 1328.204548][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1328.204910][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1328.205376][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1328.206038][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1328.206504][ T32] r4:8501dc40 ** 1 printk messages dropped ** [ 1328.207350][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1328.208635][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1328.209352][ T32] r5:00001000 r4:dfdd1000 ** 5 printk messages dropped ** [ 1328.209835][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1328.230940][ T32] r4:847a6d80 [ 1328.231023][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.231193][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1328.231267][ T32] r4:00000001 [ 1328.231329][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.231421][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1328.231489][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.231569][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.231641][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.231713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.231787][ T32] r4:84789140 [ 1328.231842][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.231925][ T32] INFO: task kworker/1:306:3872 blocked for more than 454 seconds. [ 1328.231996][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.232086][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.232150][ T32] task:kworker/1:306 state:D stack:0 pid:3872 tgid:3872 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.232313][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.232409][ T32] Call trace: [ 1328.232477][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1328.232586][ T32] r10:829189c0 r9:e07d9d84 r8:00000002 r7:60000013 r6:e07d9d8c r5:85062400 [ 1328.232634][ T32] r4:85062400 [ 1328.232675][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1328.232761][ T32] r5:85062400 r4:829189bc [ 1328.232802][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.232904][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.233059][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07d9e08 [ 1328.233150][ T32] r4:00000000 [ 1328.233229][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1328.233318][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.233451][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.233554][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501d040 [ 1328.233603][ T32] r4:00000000 [ 1328.233643][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.233743][ T32] r9:83018205 r8:85062400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1328.233883][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.233981][ T32] r5:00001000 r4:e07e5000 [ 1328.234097][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.234214][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.234304][ T32] r5:85090b8c r4:85090800 [ 1328.234348][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.234441][ T32] r7:ddde2d40 r6:83018200 r5:85090b8c r4:85026580 [ 1328.234488][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.234583][ T32] r10:61c88647 r9:85062400 r8:850265ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.234633][ T32] r4:85026580 [ 1328.234675][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.234776][ T32] r10:00000000 r9:85026580 r8:8027ecf4 r7:e07d5e60 r6:85026600 r5:85062400 [ 1328.234829][ T32] r4:00000001 [ 1328.234871][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.234946][ T32] Exception stack(0xe07d9fb0 to 0xe07d9ff8) [ 1328.235017][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.235099][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.235169][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.235234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.235284][ T32] r4:8501da40 [ 1328.236056][ T32] INFO: task kworker/1:306:3872 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1328.236148][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.236268][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.236352][ T32] Call trace: [ 1328.236444][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1328.236559][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1328.236610][ T32] r4:00000000 [ 1328.236654][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.236732][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1328.236813][ T32] dd20: d8b3e000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1328.236879][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1328.236949][ T32] dd60: 80070013 ffffffff [ 1328.237009][ T32] r5:80070013 r4:80239bb0 [ 1328.237071][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.237172][ T32] r4:82ac11e4 [ 1328.237216][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.237326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1328.237379][ T32] r4:e044ddc0 [ 1328.237450][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.237556][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1328.237605][ T32] r4:00000000 [ 1328.237648][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.237739][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 ** 3 printk messages dropped ** [ 1328.238094][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1328.238397][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1328.238820][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1328.239080][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.239159][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.239231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.239280][ T32] r4:84789140 [ 1328.239347][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.239407][ T32] INFO: task kworker/1:307:3874 blocked for more than 454 seconds. [ 1328.239482][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.239534][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.239574][ T32] task:kworker/1:307 state:D stack:0 pid:3874 tgid:3874 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.239690][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.239808][ T32] Call trace: [ 1328.239873][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1328.265168][ T32] r10:829189c0 r9:e07edd84 r8:00000002 r7:60000013 r6:e07edd8c r5:85063000 [ 1328.265257][ T32] r4:85063000 [ 1328.265330][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1328.265462][ T32] r5:85063000 r4:829189bc [ 1328.265508][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.265593][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.265696][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07ede08 [ 1328.265745][ T32] r4:00000000 [ 1328.265806][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1328.265894][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.265980][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.266073][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d30c0 [ 1328.266150][ T32] r4:00000000 [ 1328.266260][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.266391][ T32] r9:83018205 r8:85063000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1328.266444][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.266544][ T32] r5:00001000 r4:e07f5000 [ 1328.266591][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.266676][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.266783][ T32] r5:85090f8c r4:85090c00 [ 1328.266832][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.266929][ T32] r7:ddde2d40 r6:83018200 r5:85090f8c r4:85026700 [ 1328.267029][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.267147][ T32] r10:61c88647 r9:85063000 r8:8502672c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.267197][ T32] r4:85026700 [ 1328.267240][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.267339][ T32] r10:00000000 r9:85026700 r8:8027ecf4 r7:e07d9e60 r6:85026780 r5:85063000 [ 1328.267387][ T32] r4:00000001 [ 1328.267434][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.267535][ T32] Exception stack(0xe07edfb0 to 0xe07edff8) [ 1328.267609][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.267677][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.267738][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.267804][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.267853][ T32] r4:847d3000 [ 1328.268600][ T32] INFO: task kworker/1:307:3874 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1328.268683][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.268846][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.268935][ T32] Call trace: [ 1328.269016][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1328.269128][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1328.269193][ T32] r4:00000000 [ 1328.269264][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.269371][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1328.269498][ T32] dd20: d8e75000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1328.269591][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1328.269677][ T32] dd60: 80070013 ffffffff [ 1328.269754][ T32] r5:80070013 r4:80239bb0 [ 1328.269806][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.290660][ T32] r4:82ac11e4 [ 1328.290832][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.290990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1328.291056][ T32] r4:e044ddc0 [ 1328.291120][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.291241][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1328.291308][ T32] r4:00000000 [ 1328.291356][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.291457][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1328.291517][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.291628][ T32] r5:00001000 r4:dfdd1000 [ 1328.291702][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.291801][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.291886][ T32] r5:84be3b8c r4:84be3800 [ 1328.291930][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.292051][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1328.292102][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.292255][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.292312][ T32] r4:847a6d80 [ 1328.292356][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.292453][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1328.292504][ T32] r4:00000001 [ 1328.292592][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.292708][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1328.292789][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.292855][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.292914][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.292980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.293027][ T32] r4:84789140 [ 1328.293077][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.293177][ T32] INFO: task kworker/1:308:3876 blocked for more than 454 seconds. [ 1328.293253][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.293308][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.293356][ T32] task:kworker/1:308 state:D stack:0 pid:3876 tgid:3876 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.293478][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.293559][ T32] Call trace: [ 1328.293628][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1328.293734][ T32] r10:829189c0 r9:e07f9d84 r8:00000002 r7:60000013 r6:e07f9d8c r5:85063c00 [ 1328.293780][ T32] r4:85063c00 [ 1328.293820][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1328.293907][ T32] r5:85063c00 r4:829189bc [ 1328.293957][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.294036][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.294146][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07f9e08 [ 1328.294219][ T32] r4:00000000 [ 1328.294260][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1328.294340][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.294420][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.294515][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d3500 [ 1328.294564][ T32] r4:00000000 [ 1328.294603][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.294694][ T32] r9:83018205 r8:85063c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1328.294768][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.294859][ T32] r5:00001000 r4:e080d000 [ 1328.294910][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.294992][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.295072][ T32] r5:8509178c r4:85091400 [ 1328.295113][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.295213][ T32] r7:ddde2d40 r6:83018200 r5:8509178c r4:85026680 [ 1328.295256][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.295352][ T32] r10:61c88647 r9:85063c00 r8:850266ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.295404][ T32] r4:85026680 [ 1328.295453][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.295549][ T32] r10:00000000 r9:85026680 r8:8027ecf4 r7:e07ede60 r6:85026800 r5:85063c00 [ 1328.295613][ T32] r4:00000001 [ 1328.295675][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.295752][ T32] Exception stack(0xe07f9fb0 to 0xe07f9ff8) [ 1328.295810][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.295876][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.295934][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.295998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.296047][ T32] r4:847d3240 [ 1328.296777][ T32] INFO: task kworker/1:308:3876 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1328.296853][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.296995][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.297122][ T32] Call trace: [ 1328.297200][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1328.297307][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1328.297356][ T32] r4:00000000 [ 1328.297412][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.297500][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1328.297569][ T32] dd20: d92b3000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1328.297641][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1328.297733][ T32] dd60: 80070013 ffffffff [ 1328.297794][ T32] r5:80070013 r4:80239bb0 [ 1328.297838][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.297926][ T32] r4:82ac11e4 [ 1328.297970][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.298064][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1328.298113][ T32] r4:e044ddc0 [ 1328.298165][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.298281][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1328.298329][ T32] r4:00000000 [ 1328.298395][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.298511][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1328.298574][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.298673][ T32] r5:00001000 r4:dfdd1000 [ 1328.298716][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.298797][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.298879][ T32] r5:84be3b8c r4:84be3800 [ 1328.298921][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.299013][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1328.299056][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.299160][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.299223][ T32] r4:847a6d80 [ 1328.299269][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.299366][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1328.299446][ T32] r4:00000001 [ 1328.299496][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.299573][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1328.299643][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.299707][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.299764][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.299830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.299911][ T32] r4:84789140 [ 1328.330720][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.330847][ T32] INFO: task kworker/1:309:3878 blocked for more than 454 seconds. [ 1328.330927][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.331016][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.331102][ T32] task:kworker/1:309 state:D stack:0 pid:3878 tgid:3878 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.331255][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.331384][ T32] Call trace: [ 1328.331502][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1328.331638][ T32] r10:829189c0 r9:e0805d84 r8:00000002 r7:60000113 r6:e0805d8c r5:85064800 ** 2 printk messages dropped ** [ 1328.331901][ T32] r5:85064800 r4:829189bc ** 1 printk messages dropped ** [ 1328.332038][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1328.332204][ T32] r4:00000000 [ 1328.332249][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1328.332332][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.332417][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.332511][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d3300 [ 1328.332561][ T32] r4:00000000 [ 1328.332628][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.332764][ T32] r9:83018205 r8:85064800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1328.332817][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.332922][ T32] r5:00001000 r4:e0801000 [ 1328.332972][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.333056][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.333153][ T32] r5:8509138c r4:85091000 [ 1328.333224][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.333351][ T32] r7:ddde2d40 r6:83018200 r5:8509138c r4:85026880 [ 1328.333402][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.333504][ T32] r10:61c88647 r9:85064800 r8:850268ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.333565][ T32] r4:85026880 [ 1328.333615][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.333715][ T32] r10:00000000 r9:85026880 r8:8027ecf4 r7:e07f9e60 r6:85026900 r5:85064800 [ 1328.333765][ T32] r4:00000001 [ 1328.333826][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.333910][ T32] Exception stack(0xe0805fb0 to 0xe0805ff8) [ 1328.333970][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.334034][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.334105][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.334215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.334300][ T32] r4:847d3240 [ 1328.335036][ T32] INFO: task kworker/1:309:3878 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1328.335147][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.335273][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.335391][ T32] Call trace: [ 1328.335489][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1328.335604][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1328.335663][ T32] r4:00000000 [ 1328.335709][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.335789][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1328.335855][ T32] dd20: d9689000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1328.335920][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1328.335999][ T32] dd60: 80070013 ffffffff [ 1328.336063][ T32] r5:80070013 r4:80239bb0 [ 1328.336126][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.336242][ T32] r4:82ac11e4 [ 1328.336289][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.336386][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1328.336436][ T32] r4:e044ddc0 [ 1328.336478][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.336574][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1328.336623][ T32] r4:00000000 [ 1328.336665][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.336760][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1328.336806][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.336893][ T32] r5:00001000 r4:dfdd1000 [ 1328.336935][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.337017][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.337107][ T32] r5:84be3b8c r4:84be3800 [ 1328.337171][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.337293][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1328.337368][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1328.338070][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.338742][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1328.339219][ T32] r5:85065400 r4:829189bc [ 1328.339272][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1328.352831][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d36c0 ** 11 printk messages dropped ** [ 1328.353826][ T32] r10:61c88647 r9:85065400 r8:850269ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1328.354592][ T32] r4:847d35c0 ** 3 printk messages dropped ** [ 1328.355690][ T32] Call trace: ** 6 printk messages dropped ** [ 1328.356230][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1328.356291][ T32] dd60: 80070013 ffffffff [ 1328.356375][ T32] r5:80070013 r4:80239bb0 [ 1328.356427][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.356535][ T32] r4:82ac11e4 [ 1328.356632][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.356743][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1328.356794][ T32] r4:e044ddc0 [ 1328.356836][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.356930][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1328.356980][ T32] r4:00000000 [ 1328.357022][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.357142][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1328.357198][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.357288][ T32] r5:00001000 r4:dfdd1000 [ 1328.357331][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.357419][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.357505][ T32] r5:84be3b8c r4:84be3800 [ 1328.357546][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.357643][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1328.357688][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.357789][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.357839][ T32] r4:847a6d80 [ 1328.357884][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.357996][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1328.358044][ T32] r4:00000001 [ 1328.358104][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.358214][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1328.358297][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.358368][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.358432][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.358500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.358550][ T32] r4:84789140 [ 1328.358614][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.358694][ T32] INFO: task kworker/1:311:3882 blocked for more than 454 seconds. [ 1328.358764][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.358816][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.358893][ T32] task:kworker/1:311 state:D stack:0 pid:3882 tgid:3882 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.359027][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1328.359220][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1328.359668][ T32] r5:85066000 r4:829189bc [ 1328.359716][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1328.384424][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1328.384774][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1328.385435][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1328.386058][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1328.387956][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1328.389842][ T32] r4:e044ddc0 ** 4 printk messages dropped ** [ 1328.408045][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 ** 11 printk messages dropped ** [ 1328.409171][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 ** 10 printk messages dropped ** [ 1328.424278][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1328.424991][ T32] r5:85066c00 r4:829189bc [ 1328.425031][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1328.425467][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1328.426132][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1328.426592][ T32] r10:00000000 r9:85026b80 r8:8027ecf4 r7:e082de60 r6:85026c00 r5:85066c00 ** 9 printk messages dropped ** [ 1328.427910][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.428038][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.428154][ T32] Call trace: [ 1328.428205][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1328.428377][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1328.428504][ T32] r4:00000000 [ 1328.428542][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.428637][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1328.428698][ T32] dd20: d9da3000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1328.428757][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1328.428828][ T32] dd60: 80070013 ffffffff [ 1328.428875][ T32] r5:80070013 r4:80239bb0 [ 1328.428913][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.429014][ T32] r4:82ac11e4 [ 1328.429055][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.429153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1328.429211][ T32] r4:e044ddc0 [ 1328.429286][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.429394][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1328.429474][ T32] r4:00000000 [ 1328.429536][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.429654][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1328.429716][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.429818][ T32] r5:00001000 r4:dfdd1000 [ 1328.440611][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.440795][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.440888][ T32] r5:84be3b8c r4:84be3800 [ 1328.440936][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.441064][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1328.441153][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.441264][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.441340][ T32] r4:847a6d80 [ 1328.441395][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.441510][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1328.441571][ T32] r4:00000001 [ 1328.441621][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.441731][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1328.441830][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.441899][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.441965][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.442037][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.442087][ T32] r4:84789140 [ 1328.442180][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.442243][ T32] INFO: task kworker/1:313:3887 blocked for more than 454 seconds. [ 1328.442305][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.442354][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.442405][ T32] task:kworker/1:313 state:D stack:0 pid:3887 tgid:3887 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.442559][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.442668][ T32] Call trace: [ 1328.442738][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1328.442923][ T32] r4:850c0000 ** 1 printk messages dropped ** [ 1328.443108][ T32] r5:850c0000 r4:829189bc [ 1328.443174][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1328.443356][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e084de08 ** 5 printk messages dropped ** [ 1328.443805][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1328.444027][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1328.444445][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1328.444755][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1328.445187][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1328.446639][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1328.447020][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 1328.447545][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 ** 10 printk messages dropped ** [ 1328.448394][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1328.449042][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1328.480990][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1328.481457][ T32] r5:850c0c00 r4:829189bc ** 3 printk messages dropped ** [ 1328.481771][ T32] r4:00000000 [ 1328.481817][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1328.481901][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.481991][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.482091][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506a140 [ 1328.482155][ T32] r4:00000000 [ 1328.482227][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.482333][ T32] r9:83018205 r8:850c0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [ 1328.482384][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.482480][ T32] r5:00001000 r4:e48c3000 [ 1328.482528][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.482615][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.482705][ T32] r5:8509338c r4:85093000 [ 1328.482762][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.482870][ T32] r7:ddde2d40 r6:83018200 r5:8509338c r4:85026d80 [ 1328.482918][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.483020][ T32] r10:61c88647 r9:850c0c00 r8:85026dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.483068][ T32] r4:85026d80 [ 1328.483133][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.483239][ T32] r10:00000000 r9:85026d80 r8:8027ecf4 r7:e084de60 r6:85026e00 r5:850c0c00 [ 1328.483290][ T32] r4:00000001 [ 1328.483352][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.483436][ T32] Exception stack(0xe0859fb0 to 0xe0859ff8) [ 1328.483526][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.483595][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.483650][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.483712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.483761][ T32] r4:847d3a00 [ 1328.484486][ T32] INFO: task kworker/1:314:3888 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1328.484576][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.484719][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.484833][ T32] Call trace: [ 1328.484953][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1328.485064][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1328.485122][ T32] r4:00000000 [ 1328.485165][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.485251][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1328.485323][ T32] dd20: da021000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1328.485422][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1328.485503][ T32] dd60: 80070013 ffffffff [ 1328.485564][ T32] r5:80070013 r4:80239bb0 [ 1328.485614][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.485703][ T32] r4:82ac11e4 [ 1328.485746][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.485844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1328.485895][ T32] r4:e044ddc0 [ 1328.485957][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.486085][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1328.486152][ T32] r4:00000000 [ 1328.486215][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.486312][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1328.486360][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.486449][ T32] r5:00001000 r4:dfdd1000 [ 1328.486494][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.486579][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.486672][ T32] r5:84be3b8c r4:84be3800 [ 1328.486750][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.486852][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1328.486900][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.487003][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.487049][ T32] r4:847a6d80 [ 1328.487086][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.487215][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1328.487298][ T32] r4:00000001 [ 1328.487344][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.487435][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1328.487495][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.487554][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.487610][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.487671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.487715][ T32] r4:84789140 [ 1328.487775][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1328.488130][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1328.488536][ T32] r5:850c1800 r4:829189bc [ 1328.488576][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1328.488995][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1328.489668][ T32] r5:85092b8c r4:85092800 ** 3 printk messages dropped ** [ 1328.513002][ T32] r10:61c88647 r9:850c1800 r8:85026eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 5 printk messages dropped ** [ 1328.513469][ T32] Exception stack(0xe079dfb0 to 0xe079dff8) ** 6 printk messages dropped ** [ 1328.514465][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1328.515597][ T32] r4:e044ddc0 ** 4 printk messages dropped ** [ 1328.515938][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 ** 10 printk messages dropped ** [ 1328.516707][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1328.517529][ T32] r4:84789140 ** 4 printk messages dropped ** [ 1328.517759][ T32] task:kworker/1:316 state:D stack:0 pid:3891 tgid:3891 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1328.518254][ T32] r5:850c2400 r4:829189bc ** 3 printk messages dropped ** [ 1328.518499][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1328.519008][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1328.519262][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.519399][ T32] r5:00001000 r4:e086d000 [ 1328.519463][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.519555][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.519647][ T32] r5:85092f8c r4:85092c00 [ 1328.519696][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.519794][ T32] r7:ddde2d40 r6:83018200 r5:85092f8c r4:85026f80 [ 1328.519841][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.542254][ T32] r10:61c88647 r9:850c2400 r8:85026fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.542384][ T32] r4:85026f80 [ 1328.542440][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.542577][ T32] r10:00000000 r9:85026f80 r8:8027ecf4 r7:e0859e60 r6:8503e000 r5:850c2400 [ 1328.542631][ T32] r4:00000001 [ 1328.542704][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.542898][ T32] Exception stack(0xe0865fb0 to 0xe0865ff8) [ 1328.542974][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.543039][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.543112][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.543180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.543227][ T32] r4:847d3d40 [ 1328.543920][ T32] INFO: task kworker/1:316:3891 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1328.544011][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.544170][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.544297][ T32] Call trace: [ 1328.544515][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1328.544631][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1328.544681][ T32] r4:00000000 [ 1328.544723][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.544799][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1328.544864][ T32] dd20: da4ee000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1328.544953][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1328.545011][ T32] dd60: 80070013 ffffffff [ 1328.545186][ T32] r5:80070013 r4:80239bb0 [ 1328.545236][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.545324][ T32] r4:82ac11e4 [ 1328.545368][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.545462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1328.545512][ T32] r4:e044ddc0 [ 1328.545554][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.545648][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1328.545707][ T32] r4:00000000 [ 1328.545759][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.545862][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1328.545935][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.546035][ T32] r5:00001000 r4:dfdd1000 [ 1328.546084][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.546211][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.546308][ T32] r5:84be3b8c r4:84be3800 [ 1328.546359][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.546464][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1328.546511][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.546617][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.546670][ T32] r4:847a6d80 [ 1328.546717][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.546828][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1328.546880][ T32] r4:00000001 [ 1328.546918][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.546982][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1328.547031][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.547083][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.547140][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.547197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.547238][ T32] r4:84789140 [ 1328.547275][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.547322][ T32] INFO: task kworker/1:317:3893 blocked for more than 455 seconds. [ 1328.547377][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.547420][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.547487][ T32] task:kworker/1:317 state:D stack:0 pid:3893 tgid:3893 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.547570][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1328.547948][ T32] r5:850c3000 r4:829189bc [ 1328.548048][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.548132][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.548222][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0871e08 [ 1328.548292][ T32] r4:00000000 [ 1328.548330][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1328.548404][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.548472][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.548553][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506a280 [ 1328.548593][ T32] r4:00000000 [ 1328.548628][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.548708][ T32] r9:83018205 r8:850c3000 r7:00000000 r6:83018200 r5:00001000 r4:7f0db000 [ 1328.548746][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.548819][ T32] r5:00001000 r4:e48cb000 [ 1328.548855][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.548928][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.549001][ T32] r5:8509378c r4:85093400 [ 1328.549036][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.549121][ T32] r7:ddde2d40 r6:83018200 r5:8509378c r4:8503e080 [ 1328.549161][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.549265][ T32] r10:61c88647 r9:850c3000 r8:8503e0ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.549321][ T32] r4:8503e080 [ 1328.549368][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.549472][ T32] r10:00000000 r9:8503e080 r8:8027ecf4 r7:e0859e60 r6:8503e100 r5:850c3000 [ 1328.549529][ T32] r4:00000001 [ 1328.549576][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1328.549817][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1328.581754][ T32] Call trace: ** 6 printk messages dropped ** [ 1328.582288][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1328.582711][ T32] r4:e044ddc0 ** 1 printk messages dropped ** [ 1328.582862][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 ** 8 printk messages dropped ** [ 1328.583491][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1328.583830][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.583914][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1328.583972][ T32] r4:00000001 [ 1328.584024][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.584088][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1328.584141][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.584232][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.584284][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.584340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.584381][ T32] r4:84789140 [ 1328.584418][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.584466][ T32] INFO: task kworker/0:74:3895 blocked for more than 455 seconds. [ 1328.584536][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.584592][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.584641][ T32] task:kworker/0:74 state:D stack:0 pid:3895 tgid:3895 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.584746][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.584837][ T32] Call trace: [ 1328.584916][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1328.585044][ T32] r10:829189c0 r9:e48bdd84 r8:00000002 r7:60000113 r6:e48bdd8c r5:850c5400 [ 1328.585119][ T32] r4:850c5400 [ 1328.585166][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1328.585256][ T32] r5:850c5400 r4:829189bc [ 1328.585301][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.585391][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.585521][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e48bde08 [ 1328.585597][ T32] r4:00000000 [ 1328.585652][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1328.585741][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.585847][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.585955][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850726c0 [ 1328.586041][ T32] r4:00000000 [ 1328.586122][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.586250][ T32] r9:83018005 r8:850c5400 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1328.586294][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.586402][ T32] r5:00001000 r4:dfbf1000 [ 1328.586476][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.586564][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.586666][ T32] r5:84bb2f8c r4:84bb2c00 [ 1328.586737][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.586827][ T32] r7:dddced40 r6:83018000 r5:84bb2f8c r4:847a3100 [ 1328.586867][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.586963][ T32] r10:61c88647 r9:850c5400 r8:847a312c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.587008][ T32] r4:847a3100 [ 1328.587049][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.587150][ T32] r10:00000000 r9:847a3100 r8:8027ecf4 r7:e0671e60 r6:8503e180 r5:850c5400 [ 1328.587200][ T32] r4:00000001 [ 1328.587242][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.587313][ T32] Exception stack(0xe48bdfb0 to 0xe48bdff8) [ 1328.587385][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.587453][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1328.588111][ T32] INFO: task kworker/0:74:3895 is blocked on a mutex likely owned by task kworker/1:209:3661. ** 10 printk messages dropped ** [ 1328.589016][ T32] dd60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1328.589483][ T32] r4:e044ddc0 ** 1 printk messages dropped ** [ 1328.589641][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 ** 10 printk messages dropped ** [ 1328.608506][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1328.609172][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1328.624072][ T32] r5:850c3c00 r4:829189bc [ 1328.624123][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1328.624492][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1328.625262][ T32] r5:84bb278c r4:84bb2400 ** 3 printk messages dropped ** [ 1328.625638][ T32] r10:61c88647 r9:850c3c00 r8:847a31ac r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1328.626452][ T32] r4:85072100 [ 1328.627142][ T32] INFO: task kworker/0:75:3897 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1328.627226][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.627408][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.627521][ T32] Call trace: [ 1328.627598][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1328.627716][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1328.627791][ T32] r4:00000000 [ 1328.627841][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.627939][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1328.628019][ T32] dd20: dabea000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1328.628088][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1328.628154][ T32] dd60: 80070013 ffffffff [ 1328.628227][ T32] r5:80070013 r4:80239bb0 [ 1328.628281][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.628377][ T32] r4:82ac11e4 [ 1328.628423][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.628531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1328.628593][ T32] r4:e044ddc0 [ 1328.628643][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.628762][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1328.628823][ T32] r4:00000000 [ 1328.628870][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.628976][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1328.629030][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.629129][ T32] r5:00001000 r4:dfdd1000 ** 2 printk messages dropped ** [ 1328.629393][ T32] r5:84be3b8c r4:84be3800 ** 8 printk messages dropped ** [ 1328.641041][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 15 printk messages dropped ** [ 1328.642220][ T32] r4:84a20c00 ** 1 printk messages dropped ** [ 1328.642366][ T32] r5:84a20c00 r4:829189bc ** 6 printk messages dropped ** [ 1328.642811][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 3 printk messages dropped ** [ 1328.643043][ T32] r9:83018205 r8:84a20c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0dd000 [ 1328.643081][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.643161][ T32] r5:00001000 r4:e48d3000 [ 1328.643196][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.643266][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.643362][ T32] r5:85093b8c r4:85093800 [ 1328.643402][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.643480][ T32] r7:ddde2d40 r6:83018200 r5:85093b8c r4:8503e280 [ 1328.643516][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.643627][ T32] r10:61c88647 r9:84a20c00 r8:8503e2ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.643678][ T32] r4:8503e280 [ 1328.643711][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.643791][ T32] r10:00000000 r9:8503e280 r8:8027ecf4 r7:e0871e60 r6:847a3200 r5:84a20c00 [ 1328.643833][ T32] r4:00000001 [ 1328.643867][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.643926][ T32] Exception stack(0xe48ddfb0 to 0xe48ddff8) [ 1328.643993][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.644060][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.644117][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.644212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.644256][ T32] r4:8506a100 [ 1328.644902][ T32] INFO: task kworker/1:318:3900 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1328.644961][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.645057][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.645191][ T32] Call trace: [ 1328.645287][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1328.645384][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1328.645427][ T32] r4:00000000 [ 1328.645460][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.645554][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1328.645616][ T32] dd20: dabea000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1328.645672][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1328.645714][ T32] dd60: 80070013 ffffffff [ 1328.645757][ T32] r5:80070013 r4:80239bb0 [ 1328.645793][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.645865][ T32] r4:82ac11e4 [ 1328.645900][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.645980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1328.646019][ T32] r4:e044ddc0 [ 1328.646055][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.646162][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1328.646239][ T32] r4:00000000 [ 1328.646312][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.646397][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1328.646437][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.646510][ T32] r5:00001000 r4:dfdd1000 [ 1328.646571][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.646646][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.646719][ T32] r5:84be3b8c r4:84be3800 [ 1328.646797][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.646880][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1328.646917][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.647003][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.647043][ T32] r4:847a6d80 [ 1328.647076][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.647166][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1328.647263][ T32] r4:00000001 [ 1328.647362][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1328.647567][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1328.647771][ T32] r4:84789140 ** 1 printk messages dropped ** [ 1328.647848][ T32] INFO: task kworker/1:319:3902 blocked for more than 455 seconds. ** 5 printk messages dropped ** [ 1328.648192][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1328.648478][ T32] r5:84a23000 r4:829189bc [ 1328.648539][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.648612][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1328.648772][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1328.648873][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1328.649416][ T32] r9:83018205 r8:84a23000 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1328.649492][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.649629][ T32] r5:00001000 r4:df93d000 [ 1328.649699][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.649825][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.680777][ T32] r5:8509cb8c r4:8509c800 [ 1328.680855][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.680994][ T32] r7:ddde2d40 r6:83018200 r5:8509cb8c r4:8503e300 [ 1328.681037][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.681163][ T32] r10:61c88647 r9:84a23000 r8:8503e32c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.681211][ T32] r4:8503e300 [ 1328.681252][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.681352][ T32] r10:00000000 r9:8503e300 r8:8027ecf4 r7:e48dde60 r6:847a3280 r5:84a23000 [ 1328.681403][ T32] r4:00000001 [ 1328.681444][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.681517][ T32] Exception stack(0xe48e5fb0 to 0xe48e5ff8) [ 1328.681577][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.681661][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.681723][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.681789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.681836][ T32] r4:8506a100 [ 1328.682524][ T32] INFO: task kworker/1:319:3902 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1328.682615][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.682761][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.682882][ T32] Call trace: [ 1328.682973][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1328.683107][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1328.683167][ T32] r4:00000000 [ 1328.683209][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.683303][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1328.683371][ T32] dd20: dafb9000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1328.683441][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1328.683509][ T32] dd60: 80070013 ffffffff [ 1328.683564][ T32] r5:80070013 r4:80239bb0 [ 1328.683606][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.683690][ T32] r4:82ac11e4 [ 1328.683732][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.683834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1328.683895][ T32] r4:e044ddc0 [ 1328.683939][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.684054][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1328.684118][ T32] r4:00000000 [ 1328.684165][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.684260][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1328.684306][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.684391][ T32] r5:00001000 r4:dfdd1000 [ 1328.684433][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.684533][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.684627][ T32] r5:84be3b8c r4:84be3800 [ 1328.684696][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.684809][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1328.684858][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.684962][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.685017][ T32] r4:847a6d80 [ 1328.685062][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.685176][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1328.685229][ T32] r4:00000001 [ 1328.685277][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.685367][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1328.685450][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.685533][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.685606][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.685679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.685730][ T32] r4:84789140 [ 1328.685776][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.685835][ T32] INFO: task kworker/1:320:3903 blocked for more than 455 seconds. [ 1328.685901][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.685956][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.686001][ T32] task:kworker/1:320 state:D stack:0 pid:3903 tgid:3903 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.686128][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.686223][ T32] Call trace: [ 1328.686281][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1328.686393][ T32] r10:829189c0 r9:e48f1d84 r8:00000002 r7:60000013 r6:e48f1d8c r5:84a20000 [ 1328.686458][ T32] r4:84a20000 [ 1328.686501][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1328.686586][ T32] r5:84a20000 r4:829189bc [ 1328.686625][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.686723][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.686823][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e48f1e08 [ 1328.686888][ T32] r4:00000000 [ 1328.686956][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1328.687037][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.687120][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.687211][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506a400 [ 1328.687348][ T32] r4:00000000 [ 1328.687396][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.687489][ T32] r9:83018205 r8:84a20000 r7:00000000 r6:83018200 r5:00001000 r4:7f0df000 [ 1328.687536][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.687624][ T32] r5:00001000 r4:e48e7000 [ 1328.687670][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.687775][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.687885][ T32] r5:85093f8c r4:85093c00 [ 1328.687935][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.688029][ T32] r7:ddde2d40 r6:83018200 r5:85093f8c r4:8503e380 [ 1328.688108][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.688215][ T32] r10:61c88647 r9:84a20000 r8:8503e3ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.688267][ T32] r4:8503e380 [ 1328.688309][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.688409][ T32] r10:00000000 r9:8503e380 r8:8027ecf4 r7:e48e5e60 r6:847a3300 r5:84a20000 [ 1328.688461][ T32] r4:00000001 [ 1328.688505][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.688589][ T32] Exception stack(0xe48f1fb0 to 0xe48f1ff8) [ 1328.688654][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.688721][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.688784][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.688851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.688907][ T32] r4:8506a100 [ 1328.689393][ T32] INFO: task kworker/1:320:3903 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1328.689483][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.689626][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.689717][ T32] Call trace: [ 1328.689807][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1328.717987][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1328.718130][ T32] r4:00000000 [ 1328.718229][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.718346][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1328.718440][ T32] dd20: db30c000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1328.718500][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1328.718544][ T32] dd60: 80070013 ffffffff [ 1328.718592][ T32] r5:80070013 r4:80239bb0 [ 1328.718628][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.718712][ T32] r4:82ac11e4 [ 1328.718752][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.718838][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1328.718907][ T32] r4:e044ddc0 [ 1328.718975][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.719065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1328.719109][ T32] r4:00000000 [ 1328.719144][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.719235][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1328.719301][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.719425][ T32] r5:00001000 r4:dfdd1000 [ 1328.719478][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.719575][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.719666][ T32] r5:84be3b8c r4:84be3800 [ 1328.719715][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.719823][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1328.719868][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.723233][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.723334][ T32] r4:847a6d80 [ 1328.723388][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.723547][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1328.723624][ T32] r4:00000001 [ 1328.723684][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.723757][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1328.723810][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.723879][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.723932][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.724036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.724085][ T32] r4:84789140 [ 1328.724157][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.724227][ T32] INFO: task kworker/1:321:3905 blocked for more than 455 seconds. [ 1328.724285][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.724357][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.724399][ T32] task:kworker/1:321 state:D stack:0 pid:3905 tgid:3905 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.724545][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.724616][ T32] Call trace: [ 1328.724670][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1328.724760][ T32] r10:829189c0 r9:e8905d84 r8:00000002 r7:60000013 r6:e8905d8c r5:84a22400 [ 1328.724800][ T32] r4:84a22400 [ 1328.724835][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1328.724908][ T32] r5:84a22400 r4:829189bc [ 1328.724942][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.725056][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.725191][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8905e08 [ 1328.725258][ T32] r4:00000000 [ 1328.725324][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1328.725426][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.725507][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.725588][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506a680 [ 1328.725628][ T32] r4:00000000 [ 1328.725662][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.725772][ T32] r9:83018205 r8:84a22400 r7:00000000 r6:83018200 r5:00001000 r4:7f0e1000 [ 1328.725815][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.725891][ T32] r5:00001000 r4:e48f7000 [ 1328.725926][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.725994][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.726091][ T32] r5:8509c38c r4:8509c000 [ 1328.726193][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.726297][ T32] r7:ddde2d40 r6:83018200 r5:8509c38c r4:8503e400 [ 1328.726337][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.726422][ T32] r10:61c88647 r9:84a22400 r8:8503e42c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.726464][ T32] r4:8503e400 [ 1328.726499][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.726580][ T32] r10:00000000 r9:8503e400 r8:8027ecf4 r7:e48e5e60 r6:847a3380 r5:84a22400 [ 1328.726619][ T32] r4:00000001 [ 1328.726652][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.726728][ T32] Exception stack(0xe8905fb0 to 0xe8905ff8) [ 1328.726799][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.726876][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.726948][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.727040][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.727126][ T32] r4:8506a340 [ 1328.727793][ T32] INFO: task kworker/1:321:3905 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1328.727856][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.727969][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.728044][ T32] Call trace: [ 1328.728125][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1328.728219][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1328.728261][ T32] r4:00000000 [ 1328.728296][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.728382][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1328.728457][ T32] dd20: db30c000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1328.728557][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1328.728642][ T32] dd60: 80070013 ffffffff [ 1328.728708][ T32] r5:80070013 r4:80239bb0 [ 1328.728750][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.728824][ T32] r4:82ac11e4 [ 1328.728860][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.728965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1328.729021][ T32] r4:e044ddc0 [ 1328.729061][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.729162][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1328.729212][ T32] r4:00000000 [ 1328.729259][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.729362][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1328.729415][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.729540][ T32] r5:00001000 r4:dfdd1000 [ 1328.729606][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.729705][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.729802][ T32] r5:84be3b8c r4:84be3800 [ 1328.729875][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.747490][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1328.747590][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.747715][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.747757][ T32] r4:847a6d80 [ 1328.747792][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.747878][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1328.747918][ T32] r4:00000001 [ 1328.747967][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.748037][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1328.748089][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.748149][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.748209][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.748285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.748345][ T32] r4:84789140 [ 1328.748405][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.748488][ T32] INFO: task kworker/1:322:3907 blocked for more than 455 seconds. [ 1328.748568][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.748615][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.748677][ T32] task:kworker/1:322 state:D stack:0 pid:3907 tgid:3907 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.748829][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.748906][ T32] Call trace: [ 1328.748993][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1328.749104][ T32] r10:829189c0 r9:e8911d84 r8:00000002 r7:60000113 r6:e8911d8c r5:84a24800 [ 1328.749150][ T32] r4:84a24800 [ 1328.749188][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1328.749279][ T32] r5:84a24800 r4:829189bc [ 1328.749330][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.749425][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.749537][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8911e08 [ 1328.749589][ T32] r4:00000000 [ 1328.749651][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1328.749739][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.749836][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.764253][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506a800 [ 1328.764393][ T32] r4:00000000 [ 1328.764544][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.764662][ T32] r9:83018205 r8:84a24800 r7:00000000 r6:83018200 r5:00001000 r4:7f0e3000 [ 1328.764714][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.764835][ T32] r5:00001000 r4:e8901000 [ 1328.764894][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.764996][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.765076][ T32] r5:8509c78c r4:8509c400 [ 1328.765121][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.765204][ T32] r7:ddde2d40 r6:83018200 r5:8509c78c r4:8503e480 [ 1328.765240][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.765323][ T32] r10:61c88647 r9:84a24800 r8:8503e4ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.765363][ T32] r4:8503e480 [ 1328.765418][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.765507][ T32] r10:00000000 r9:8503e480 r8:8027ecf4 r7:e48e5e60 r6:847a3400 r5:84a24800 [ 1328.765574][ T32] r4:00000001 [ 1328.765612][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.765702][ T32] Exception stack(0xe8911fb0 to 0xe8911ff8) [ 1328.765764][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.765844][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.765900][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.765984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.766026][ T32] r4:8506a740 [ 1328.766761][ T32] INFO: task kworker/1:322:3907 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1328.766868][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.767039][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.767154][ T32] Call trace: [ 1328.767397][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1328.767506][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1328.767558][ T32] r4:00000000 [ 1328.767619][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.767717][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1328.767797][ T32] dd20: db662000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1328.767877][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1328.767929][ T32] dd60: 80070013 ffffffff [ 1328.767973][ T32] r5:80070013 r4:80239bb0 [ 1328.768010][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.768083][ T32] r4:82ac11e4 [ 1328.768126][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.768205][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1328.768245][ T32] r4:e044ddc0 [ 1328.768280][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.768371][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1328.768443][ T32] r4:00000000 [ 1328.768486][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.768594][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1328.768636][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.768709][ T32] r5:00001000 r4:dfdd1000 [ 1328.768743][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.768812][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.768909][ T32] r5:84be3b8c r4:84be3800 [ 1328.768955][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.769071][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1328.769193][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.769312][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.769374][ T32] r4:847a6d80 [ 1328.769428][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.769531][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1328.769589][ T32] r4:00000001 [ 1328.769637][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.769720][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1328.769796][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.779644][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.779800][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.780366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.780462][ T32] r4:84789140 [ 1328.780506][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.780574][ T32] INFO: task kworker/1:323:3912 blocked for more than 455 seconds. [ 1328.780639][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.780685][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.780721][ T32] task:kworker/1:323 state:D stack:0 pid:3912 tgid:3912 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.780810][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.780890][ T32] Call trace: [ 1328.780965][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1328.781062][ T32] r10:829189c0 r9:e069dd84 r8:00000002 r7:60000013 r6:e069dd8c r5:84a26000 [ 1328.781107][ T32] r4:84a26000 [ 1328.781142][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1328.781300][ T32] r5:84a26000 r4:829189bc [ 1328.781343][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.781416][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.781500][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e069de08 [ 1328.781540][ T32] r4:00000000 [ 1328.781601][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1328.781684][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.781777][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.781885][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:830cb140 [ 1328.781963][ T32] r4:00000000 [ 1328.782020][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.782116][ T32] r9:83018205 r8:84a26000 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1328.782156][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.782254][ T32] r5:00001000 r4:dfa89000 [ 1328.782292][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.782363][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.782437][ T32] r5:8509eb8c r4:8509e800 [ 1328.782488][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.782594][ T32] r7:ddde2d40 r6:83018200 r5:8509eb8c r4:8503e500 [ 1328.782634][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.782737][ T32] r10:61c88647 r9:84a26000 r8:8503e52c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.782780][ T32] r4:8503e500 [ 1328.782815][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.782899][ T32] r10:00000000 r9:8503e500 r8:8027ecf4 r7:e48e5e60 r6:847a3480 r5:84a26000 [ 1328.782937][ T32] r4:00000001 [ 1328.782991][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.783058][ T32] Exception stack(0xe069dfb0 to 0xe069dff8) [ 1328.783113][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.783167][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.783216][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.783269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.783308][ T32] r4:8506a7c0 [ 1328.783971][ T32] INFO: task kworker/1:323:3912 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1328.784051][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.784170][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.784240][ T32] Call trace: [ 1328.784292][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1328.784404][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1328.784464][ T32] r4:00000000 [ 1328.784511][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.784604][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1328.784675][ T32] dd20: db662000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1328.784754][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1328.784829][ T32] dd60: 80070013 ffffffff [ 1328.784876][ T32] r5:80070013 r4:80239bb0 [ 1328.784912][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.784985][ T32] r4:82ac11e4 [ 1328.785020][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.785131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1328.785176][ T32] r4:e044ddc0 [ 1328.785232][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.785314][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1328.785355][ T32] r4:00000000 [ 1328.785401][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.785483][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1328.785523][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.785596][ T32] r5:00001000 r4:dfdd1000 [ 1328.785649][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.785773][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.785858][ T32] r5:84be3b8c r4:84be3800 [ 1328.785895][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.785994][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1328.786063][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.786240][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.786317][ T32] r4:847a6d80 [ 1328.786357][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.786447][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1328.786504][ T32] r4:00000001 [ 1328.786544][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.786606][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1328.786655][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.786735][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.786802][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.786859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.786925][ T32] r4:84789140 [ 1328.786963][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.787020][ T32] INFO: task kworker/1:324:3914 blocked for more than 455 seconds. [ 1328.787080][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.787140][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.787262][ T32] task:kworker/1:324 state:D stack:0 pid:3914 tgid:3914 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.787403][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.787512][ T32] Call trace: [ 1328.787588][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1328.787719][ T32] r10:829189c0 r9:e06c1d84 r8:00000002 r7:60000113 r6:e06c1d8c r5:84a23c00 [ 1328.787794][ T32] r4:84a23c00 [ 1328.787863][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1328.787993][ T32] r5:84a23c00 r4:829189bc [ 1328.788047][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.788153][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.788269][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06c1e08 [ 1328.788323][ T32] r4:00000000 [ 1328.788375][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1328.788479][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.788577][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.788679][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506aac0 [ 1328.788724][ T32] r4:00000000 [ 1328.788758][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.788866][ T32] r9:83018205 r8:84a23c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1328.788977][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.789083][ T32] r5:00001000 r4:dfc8f000 [ 1328.789162][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.789259][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.789357][ T32] r5:8509cf8c r4:8509cc00 [ 1328.789405][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.789507][ T32] r7:ddde2d40 r6:83018200 r5:8509cf8c r4:8503e580 [ 1328.789556][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.789646][ T32] r10:61c88647 r9:84a23c00 r8:8503e5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.789688][ T32] r4:8503e580 [ 1328.789722][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.789802][ T32] r10:00000000 r9:8503e580 r8:8027ecf4 r7:e069de60 r6:847a3500 r5:84a23c00 [ 1328.789841][ T32] r4:00000001 [ 1328.789875][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.820784][ T32] Exception stack(0xe06c1fb0 to 0xe06c1ff8) [ 1328.820883][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.820942][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.820991][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.821052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.821117][ T32] r4:8506a7c0 [ 1328.821839][ T32] INFO: task kworker/1:324:3914 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1328.821924][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.822054][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.822203][ T32] Call trace: [ 1328.822291][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1328.822403][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1328.822446][ T32] r4:00000000 [ 1328.822509][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.822615][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1328.822680][ T32] dd20: dbb3c000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1328.822769][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1328.822835][ T32] dd60: 80070013 ffffffff [ 1328.822894][ T32] r5:80070013 r4:80239bb0 [ 1328.822981][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.823115][ T32] r4:82ac11e4 [ 1328.823201][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.823324][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1328.823381][ T32] r4:e044ddc0 [ 1328.823426][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.823529][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1328.823584][ T32] r4:00000000 [ 1328.823622][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.823726][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1328.823771][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.823845][ T32] r5:00001000 r4:dfdd1000 [ 1328.823880][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.823976][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.824050][ T32] r5:84be3b8c r4:84be3800 [ 1328.824092][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.824173][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1328.824208][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.824293][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.824334][ T32] r4:847a6d80 [ 1328.824383][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.824548][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1328.824649][ T32] r4:00000001 [ 1328.824710][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.824785][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1328.824863][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.824925][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.824992][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.825052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.825151][ T32] r4:84789140 [ 1328.825205][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.825257][ T32] INFO: task kworker/0:76:3915 blocked for more than 455 seconds. [ 1328.825357][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.825408][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.825470][ T32] task:kworker/0:76 state:D stack:0 pid:3915 tgid:3915 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.825551][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.825616][ T32] Call trace: [ 1328.825668][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1328.825804][ T32] r10:829189c0 r9:e0739d84 r8:00000002 r7:60000013 r6:e0739d8c r5:84a21800 [ 1328.825901][ T32] r4:84a21800 [ 1328.825939][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1328.826012][ T32] r5:84a21800 r4:829189bc [ 1328.826071][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.826155][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.826269][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0739e08 [ 1328.826341][ T32] r4:00000000 [ 1328.826380][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1328.826499][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.826568][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.826645][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072d80 [ 1328.826683][ T32] r4:00000000 [ 1328.826716][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.826791][ T32] r9:83018005 r8:84a21800 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1328.826828][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.826925][ T32] r5:00001000 r4:dfbad000 [ 1328.826966][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.827035][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.827127][ T32] r5:84bb2b8c r4:84bb2800 [ 1328.827192][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.827270][ T32] r7:dddced40 r6:83018000 r5:84bb2b8c r4:847a3580 [ 1328.827306][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.827390][ T32] r10:61c88647 r9:84a21800 r8:847a35ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.827429][ T32] r4:847a3580 [ 1328.827462][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.827540][ T32] r10:00000000 r9:847a3580 r8:8027ecf4 r7:e48bde60 r6:847a3600 r5:84a21800 [ 1328.827582][ T32] r4:00000001 [ 1328.827641][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.827708][ T32] Exception stack(0xe0739fb0 to 0xe0739ff8) [ 1328.827758][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.827810][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.827857][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.827910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.828000][ T32] r4:85072b80 [ 1328.828451][ T32] INFO: task kworker/0:76:3915 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1328.828538][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.828635][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.828773][ T32] Call trace: [ 1328.828884][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1328.828976][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1328.829018][ T32] r4:00000000 [ 1328.829084][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.829208][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1328.829312][ T32] dd20: dbb3c000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1328.829387][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1328.829454][ T32] dd60: 80070013 ffffffff [ 1328.829518][ T32] r5:80070013 r4:80239bb0 [ 1328.829568][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.829676][ T32] r4:82ac11e4 [ 1328.829728][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.829834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1328.829941][ T32] r4:e044ddc0 [ 1328.857596][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.857787][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1328.857844][ T32] r4:00000000 [ 1328.857881][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.857966][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1328.858030][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.858272][ T32] r5:00001000 r4:dfdd1000 [ 1328.858319][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.858394][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.858470][ T32] r5:84be3b8c r4:84be3800 [ 1328.858531][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.858617][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1328.858656][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.858756][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.858800][ T32] r4:847a6d80 [ 1328.858847][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.858935][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1328.858975][ T32] r4:00000001 [ 1328.859010][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.859081][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1328.859151][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.859220][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.859284][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.859351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.859405][ T32] r4:84789140 [ 1328.859465][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.859571][ T32] INFO: task kworker/0:77:3916 blocked for more than 455 seconds. [ 1328.859670][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.859767][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.859834][ T32] task:kworker/0:77 state:D stack:0 pid:3916 tgid:3916 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.865070][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.865237][ T32] Call trace: [ 1328.865297][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1328.865400][ T32] r10:829189c0 r9:e891dd84 r8:00000002 r7:60000113 r6:e891dd8c r5:84a25400 [ 1328.865441][ T32] r4:84a25400 [ 1328.865478][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1328.865552][ T32] r5:84a25400 r4:829189bc [ 1328.865603][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.865679][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.865767][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e891de08 [ 1328.865807][ T32] r4:00000000 [ 1328.865857][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1328.865927][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.866026][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.866127][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507b040 [ 1328.866261][ T32] r4:00000000 [ 1328.866303][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.866391][ T32] r9:83018005 r8:84a25400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1328.866458][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.866587][ T32] r5:00001000 r4:dfe17000 [ 1328.866627][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.866699][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.866771][ T32] r5:84bb378c r4:84bb3400 [ 1328.866805][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.866929][ T32] r7:dddced40 r6:83018000 r5:84bb378c r4:847a3680 [ 1328.866969][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.867054][ T32] r10:61c88647 r9:84a25400 r8:847a36ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.867131][ T32] r4:847a3680 [ 1328.867171][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.867271][ T32] r10:00000000 r9:847a3680 r8:8027ecf4 r7:e48bde60 r6:847a3700 r5:84a25400 [ 1328.867340][ T32] r4:00000001 [ 1328.867380][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.867446][ T32] Exception stack(0xe891dfb0 to 0xe891dff8) [ 1328.867495][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.867549][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.867598][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.867654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.867693][ T32] r4:85072640 [ 1328.868354][ T32] INFO: task kworker/0:77:3916 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1328.868415][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.868517][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.868639][ T32] Call trace: [ 1328.868775][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1328.868870][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1328.868937][ T32] r4:00000000 [ 1328.868983][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.869052][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1328.869113][ T32] dd20: dbdc3000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1328.869180][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1328.869236][ T32] dd60: 80070013 ffffffff [ 1328.869292][ T32] r5:80070013 r4:80239bb0 [ 1328.869338][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.869451][ T32] r4:82ac11e4 [ 1328.869522][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.869643][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1328.869704][ T32] r4:e044ddc0 [ 1328.869748][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.869842][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1328.885043][ T32] r4:00000000 [ 1328.885268][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.885442][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1328.885501][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.885598][ T32] r5:00001000 r4:dfdd1000 [ 1328.885643][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.885737][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.885833][ T32] r5:84be3b8c r4:84be3800 [ 1328.885877][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.885965][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1328.886006][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.886131][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.886230][ T32] r4:847a6d80 [ 1328.886305][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.886431][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1328.886483][ T32] r4:00000001 [ 1328.886546][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.886645][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1328.886711][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.886773][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.886832][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.886896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.886969][ T32] r4:84789140 [ 1328.887080][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.887145][ T32] INFO: task kworker/0:78:3918 blocked for more than 455 seconds. [ 1328.887211][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.887291][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.887349][ T32] task:kworker/0:78 state:D stack:0 pid:3918 tgid:3918 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.887489][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.887602][ T32] Call trace: [ 1328.887700][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1328.887801][ T32] r10:829189c0 r9:e0661d84 r8:00000002 r7:60000013 r6:e0661d8c r5:84a26c00 [ 1328.887867][ T32] r4:84a26c00 [ 1328.887914][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1328.888004][ T32] r5:84a26c00 r4:829189bc [ 1328.888085][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.888193][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.888298][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0661e08 [ 1328.888403][ T32] r4:00000000 [ 1328.888449][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1328.888543][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.888652][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.888751][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474a700 [ 1328.888840][ T32] r4:00000000 [ 1328.888886][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.889011][ T32] r9:83018005 r8:84a26c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1328.889082][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.889173][ T32] r5:00001000 r4:dfc45000 [ 1328.889240][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.889326][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.889464][ T32] r5:84bb338c r4:84bb3000 [ 1328.889528][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.889627][ T32] r7:dddced40 r6:83018000 r5:84bb338c r4:847a3780 [ 1328.889674][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.889773][ T32] r10:61c88647 r9:84a26c00 r8:847a37ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.889824][ T32] r4:847a3780 [ 1328.889881][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.910847][ T32] r10:00000000 r9:847a3780 r8:8027ecf4 r7:e891de60 r6:847a3800 r5:84a26c00 [ 1328.910960][ T32] r4:00000001 [ 1328.911031][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.911142][ T32] Exception stack(0xe0661fb0 to 0xe0661ff8) [ 1328.911198][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.911254][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.911333][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.911399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.911468][ T32] r4:8474a980 [ 1328.912144][ T32] INFO: task kworker/0:78:3918 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1328.912210][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.912390][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.912467][ T32] Call trace: [ 1328.912520][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1328.912612][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1328.912652][ T32] r4:00000000 [ 1328.912715][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.912788][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1328.912872][ T32] dd20: dc210000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1328.912938][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1328.913035][ T32] dd60: 80070013 ffffffff [ 1328.913087][ T32] r5:80070013 r4:80239bb0 [ 1328.913124][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.913199][ T32] r4:82ac11e4 [ 1328.913234][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.913365][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1328.913410][ T32] r4:e044ddc0 [ 1328.913470][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.913552][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1328.913597][ T32] r4:00000000 [ 1328.913656][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.913738][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1328.913807][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.913884][ T32] r5:00001000 r4:dfdd1000 [ 1328.913919][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.914015][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.914096][ T32] r5:84be3b8c r4:84be3800 [ 1328.914160][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.914262][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1328.914300][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.914386][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.914425][ T32] r4:847a6d80 [ 1328.914460][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.914544][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1328.914600][ T32] r4:00000001 [ 1328.914665][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.914732][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1328.914787][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.914867][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.914918][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.914972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.915012][ T32] r4:84789140 [ 1328.915049][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.915100][ T32] INFO: task kworker/1:325:3921 blocked for more than 455 seconds. [ 1328.915155][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.915228][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.915269][ T32] task:kworker/1:325 state:D stack:0 pid:3921 tgid:3921 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.915346][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.915409][ T32] Call trace: [ 1328.915490][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1328.915594][ T32] r10:829189c0 r9:e8929d84 r8:00000002 r7:60000113 r6:e8929d8c r5:84911800 [ 1328.915646][ T32] r4:84911800 [ 1328.915710][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1328.915786][ T32] r5:84911800 r4:829189bc [ 1328.915820][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.915890][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.916001][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8929e08 [ 1328.916044][ T32] r4:00000000 [ 1328.916086][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1328.916207][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.916276][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.916356][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506ac80 [ 1328.916396][ T32] r4:00000000 [ 1328.916430][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.916505][ T32] r9:83018205 r8:84911800 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1328.916543][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.916640][ T32] r5:00001000 r4:dfe6f000 [ 1328.916679][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.916780][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.916853][ T32] r5:8509d38c r4:8509d000 [ 1328.916887][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.916960][ T32] r7:ddde2d40 r6:83018200 r5:8509d38c r4:8503e600 [ 1328.916994][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.917107][ T32] r10:61c88647 r9:84911800 r8:8503e62c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.917198][ T32] r4:8503e600 [ 1328.917263][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.917348][ T32] r10:00000000 r9:8503e600 r8:8027ecf4 r7:e069de60 r6:847a3880 r5:84911800 [ 1328.917437][ T32] r4:00000001 [ 1328.917478][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.917539][ T32] Exception stack(0xe8929fb0 to 0xe8929ff8) [ 1328.917612][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.917667][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.917719][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.917772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.917836][ T32] r4:8506a8c0 [ 1328.918304][ T32] INFO: task kworker/1:325:3921 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1328.918395][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.918524][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.918610][ T32] Call trace: [ 1328.918715][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1328.918817][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1328.918857][ T32] r4:00000000 [ 1328.918891][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.918956][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1328.919009][ T32] dd20: dc210000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1328.919062][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1328.919111][ T32] dd60: 80070013 ffffffff [ 1328.919153][ T32] r5:80070013 r4:80239bb0 [ 1328.919192][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.919280][ T32] r4:82ac11e4 [ 1328.919398][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.919539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1328.919598][ T32] r4:e044ddc0 [ 1328.919644][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.919760][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1328.919818][ T32] r4:00000000 [ 1328.919862][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.940870][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1328.940964][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.941094][ T32] r5:00001000 r4:dfdd1000 [ 1328.941137][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.941232][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.941314][ T32] r5:84be3b8c r4:84be3800 [ 1328.941382][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.941540][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1328.941592][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.941696][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.941743][ T32] r4:847a6d80 [ 1328.941784][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.941884][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1328.941931][ T32] r4:00000001 [ 1328.941973][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.942062][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1328.942131][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.942229][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.942293][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.942360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.942407][ T32] r4:84789140 [ 1328.942459][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.942538][ T32] INFO: task kworker/0:79:3922 blocked for more than 455 seconds. [ 1328.942641][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.942731][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.942786][ T32] task:kworker/0:79 state:D stack:0 pid:3922 tgid:3922 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.942902][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.942987][ T32] Call trace: [ 1328.943054][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1328.943161][ T32] r10:829189c0 r9:e892dd84 r8:00000002 r7:60000013 r6:e892dd8c r5:84910000 [ 1328.943246][ T32] r4:84910000 [ 1328.943306][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1328.943394][ T32] r5:84910000 r4:829189bc [ 1328.943439][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.943551][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.943678][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e892de08 [ 1328.943741][ T32] r4:00000000 [ 1328.943782][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1328.943868][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.943993][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.944097][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507b700 [ 1328.944174][ T32] r4:00000000 [ 1328.944240][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.944344][ T32] r9:83018005 r8:84910000 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1328.944397][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.944476][ T32] r5:00001000 r4:dfe8b000 [ 1328.944511][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.944579][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.944664][ T32] r5:84bb3f8c r4:84bb3c00 [ 1328.944715][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.944823][ T32] r7:dddced40 r6:83018000 r5:84bb3f8c r4:847a3900 [ 1328.944890][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.944980][ T32] r10:61c88647 r9:84910000 r8:847a392c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.945035][ T32] r4:847a3900 [ 1328.945072][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.945155][ T32] r10:00000000 r9:847a3900 r8:8027ecf4 r7:e891de60 r6:847a3980 r5:84910000 [ 1328.945201][ T32] r4:00000001 [ 1328.945234][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.945346][ T32] Exception stack(0xe892dfb0 to 0xe892dff8) [ 1328.945413][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.945469][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.945556][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.945614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.945652][ T32] r4:8507b080 [ 1328.946385][ T32] INFO: task kworker/0:79:3922 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1328.946452][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.946578][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.946652][ T32] Call trace: [ 1328.946703][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1328.946805][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1328.946874][ T32] r4:00000000 [ 1328.946910][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.946977][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1328.947031][ T32] dd20: dc2d5000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1328.947085][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1328.947127][ T32] dd60: 80070013 ffffffff [ 1328.947176][ T32] r5:80070013 r4:80239bb0 [ 1328.947211][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.947281][ T32] r4:82ac11e4 [ 1328.947316][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.947442][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1328.947488][ T32] r4:e044ddc0 [ 1328.947524][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.947602][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1328.947640][ T32] r4:00000000 [ 1328.947673][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.947752][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1328.947804][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.947895][ T32] r5:00001000 r4:dfdd1000 [ 1328.947959][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.948045][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.948149][ T32] r5:84be3b8c r4:84be3800 [ 1328.948200][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.948283][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1328.948318][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.948400][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.948440][ T32] r4:847a6d80 [ 1328.948475][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.948558][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1328.948618][ T32] r4:00000001 [ 1328.948657][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.948773][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1328.948838][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.948894][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.948943][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.948997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.949037][ T32] r4:84789140 [ 1328.949072][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.949144][ T32] INFO: task kworker/0:80:3924 blocked for more than 455 seconds. [ 1328.949215][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.949267][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.949312][ T32] task:kworker/0:80 state:D stack:0 pid:3924 tgid:3924 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.949403][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.949488][ T32] Call trace: [ 1328.949551][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1328.949648][ T32] r10:829189c0 r9:e48b9d84 r8:00000002 r7:60000013 r6:e48b9d8c r5:84913000 [ 1328.949714][ T32] r4:84913000 [ 1328.949763][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1328.949915][ T32] r5:84913000 r4:829189bc [ 1328.981082][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.981332][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.981438][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e48b9e08 [ 1328.981481][ T32] r4:00000000 [ 1328.981519][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1328.981591][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.981701][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.981791][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507b380 [ 1328.981834][ T32] r4:00000000 [ 1328.981910][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.982000][ T32] r9:83018005 r8:84913000 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1328.982040][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.982118][ T32] r5:00001000 r4:dfe4b000 [ 1328.982154][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.982262][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.982337][ T32] r5:84bb3b8c r4:84bb3800 [ 1328.982372][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.982462][ T32] r7:dddced40 r6:83018000 r5:84bb3b8c r4:847a3a00 [ 1328.982500][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.982582][ T32] r10:61c88647 r9:84913000 r8:847a3a2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.982620][ T32] r4:847a3a00 [ 1328.982654][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.982735][ T32] r10:00000000 r9:847a3a00 r8:8027ecf4 r7:e892de60 r6:847a3a80 r5:84913000 [ 1328.982797][ T32] r4:00000001 [ 1328.982836][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.983008][ T32] Exception stack(0xe48b9fb0 to 0xe48b9ff8) [ 1328.983066][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.983119][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.983168][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.983226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.983265][ T32] r4:8507b200 [ 1328.983965][ T32] INFO: task kworker/0:80:3924 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1328.984068][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.984199][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.984310][ T32] Call trace: [ 1328.984369][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1328.984541][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1328.984587][ T32] r4:00000000 [ 1328.984622][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.984691][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1328.984746][ T32] dd20: dc998000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1328.984798][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1328.984839][ T32] dd60: 80070013 ffffffff [ 1328.984958][ T32] r5:80070013 r4:80239bb0 [ 1328.985082][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.985159][ T32] r4:82ac11e4 [ 1328.985197][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.985277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1328.985318][ T32] r4:e044ddc0 [ 1328.985352][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.985435][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1328.985478][ T32] r4:00000000 [ 1328.985533][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.985617][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1328.985654][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.985725][ T32] r5:00001000 r4:dfdd1000 [ 1328.985758][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.985919][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.986024][ T32] r5:84be3b8c r4:84be3800 [ 1328.986062][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.986140][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1328.986203][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.986295][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.986334][ T32] r4:847a6d80 [ 1328.986369][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.986456][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1328.986495][ T32] r4:00000001 [ 1328.986528][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.986589][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1328.986637][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.986779][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.986833][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.986887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1328.986927][ T32] r4:84789140 [ 1328.987006][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.987089][ T32] INFO: task kworker/1:326:3926 blocked for more than 455 seconds. [ 1328.987149][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.987257][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.987335][ T32] task:kworker/1:326 state:D stack:0 pid:3926 tgid:3926 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.987551][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.987617][ T32] Call trace: [ 1328.987670][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1328.987752][ T32] r10:829189c0 r9:e8935d84 r8:00000002 r7:60000113 r6:e8935d8c r5:84914800 [ 1328.987791][ T32] r4:84914800 [ 1328.987824][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1328.987935][ T32] r5:84914800 r4:829189bc [ 1328.987973][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.988041][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.988123][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8935e08 [ 1328.988161][ T32] r4:00000000 [ 1328.988195][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1328.988262][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.988327][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1328.988426][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506adc0 [ 1328.988513][ T32] r4:00000000 [ 1328.988550][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1328.988627][ T32] r9:83018205 r8:84914800 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1328.988664][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1328.988732][ T32] r5:00001000 r4:dfeb5000 [ 1328.988841][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1328.988952][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.989026][ T32] r5:8509d78c r4:8509d400 [ 1328.989061][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1328.989140][ T32] r7:ddde2d40 r6:83018200 r5:8509d78c r4:8503e680 [ 1328.989191][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1328.989427][ T32] r10:61c88647 r9:84914800 r8:8503e6ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.989488][ T32] r4:8503e680 [ 1328.989529][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1328.989626][ T32] r10:00000000 r9:8503e680 r8:8027ecf4 r7:e069de60 r6:847a3b00 r5:84914800 [ 1328.989676][ T32] r4:00000001 [ 1328.989718][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.989794][ T32] Exception stack(0xe8935fb0 to 0xe8935ff8) [ 1328.989851][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.025253][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.025492][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.025560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.025605][ T32] r4:8506ab00 [ 1329.026305][ T32] INFO: task kworker/1:326:3926 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1329.026489][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.026706][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.027029][ T32] Call trace: [ 1329.027288][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1329.027393][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1329.027451][ T32] r4:00000000 [ 1329.027487][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.027601][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1329.027661][ T32] dd20: dccd9000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1329.027714][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1329.027843][ T32] dd60: 80070013 ffffffff [ 1329.027890][ T32] r5:80070013 r4:80239bb0 [ 1329.027926][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.028321][ T32] r4:82ac11e4 [ 1329.028786][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.028873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1329.028917][ T32] r4:e044ddc0 [ 1329.028953][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.029030][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1329.029069][ T32] r4:00000000 [ 1329.029103][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.029262][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1329.029317][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.029525][ T32] r5:00001000 r4:dfdd1000 [ 1329.029579][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.029681][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.029768][ T32] r5:84be3b8c r4:84be3800 [ 1329.029812][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.040985][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1329.041184][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.041324][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.041365][ T32] r4:847a6d80 [ 1329.041400][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.041496][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1329.041535][ T32] r4:00000001 [ 1329.041572][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.041683][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1329.041747][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.041824][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.041876][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.041932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.041972][ T32] r4:84789140 [ 1329.042013][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.042127][ T32] INFO: task kworker/0:81:3928 blocked for more than 455 seconds. [ 1329.042219][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.042268][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.042348][ T32] task:kworker/0:81 state:D stack:0 pid:3928 tgid:3928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.042589][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.042694][ T32] Call trace: [ 1329.042796][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1329.042892][ T32] r10:829189c0 r9:e8939d84 r8:00000002 r7:60000013 r6:e8939d8c r5:84915400 [ 1329.042933][ T32] r4:84915400 [ 1329.042968][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1329.043042][ T32] r5:84915400 r4:829189bc [ 1329.043077][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.043145][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.043234][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8939e08 [ 1329.043276][ T32] r4:00000000 [ 1329.043415][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1329.043496][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.043569][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.043648][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507bc00 [ 1329.043687][ T32] r4:00000000 [ 1329.043720][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.043799][ T32] r9:83018005 r8:84915400 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1329.043836][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.043907][ T32] r5:00001000 r4:dfeff000 [ 1329.043964][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.044044][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.044118][ T32] r5:8498e38c r4:8498e000 [ 1329.044155][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.044288][ T32] r7:dddced40 r6:83018000 r5:8498e38c r4:847a3b80 [ 1329.044331][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.044424][ T32] r10:61c88647 r9:84915400 r8:847a3bac r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.044466][ T32] r4:847a3b80 [ 1329.044501][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.044582][ T32] r10:00000000 r9:847a3b80 r8:8027ecf4 r7:e892de60 r6:847a3c00 r5:84915400 [ 1329.044621][ T32] r4:00000001 [ 1329.044653][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.044713][ T32] Exception stack(0xe8939fb0 to 0xe8939ff8) [ 1329.044760][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.044813][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.044863][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.044919][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.044959][ T32] r4:8507b580 [ 1329.045635][ T32] INFO: task kworker/0:81:3928 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1329.045694][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.045826][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.045967][ T32] Call trace: [ 1329.046020][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1329.046108][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1329.046148][ T32] r4:00000000 [ 1329.046301][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.046387][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1329.046452][ T32] dd20: dccd9000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1329.046509][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1329.046604][ T32] dd60: 80070013 ffffffff [ 1329.046709][ T32] r5:80070013 r4:80239bb0 [ 1329.046749][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.046825][ T32] r4:82ac11e4 [ 1329.046860][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.046938][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1329.046978][ T32] r4:e044ddc0 [ 1329.047012][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.047089][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1329.047129][ T32] r4:00000000 [ 1329.047251][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.047340][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1329.047381][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.047462][ T32] r5:00001000 r4:dfdd1000 [ 1329.047617][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.047694][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.047768][ T32] r5:84be3b8c r4:84be3800 [ 1329.047805][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.047884][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1329.047920][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.048005][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.048044][ T32] r4:847a6d80 [ 1329.048079][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.048350][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1329.048398][ T32] r4:00000001 [ 1329.048439][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.048503][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1329.048553][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.048640][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.048729][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.048788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.048827][ T32] r4:84789140 [ 1329.048864][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.048913][ T32] INFO: task kworker/1:327:3931 blocked for more than 455 seconds. [ 1329.049054][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.049102][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.049146][ T32] task:kworker/1:327 state:D stack:0 pid:3931 tgid:3931 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.049242][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.049320][ T32] Call trace: [ 1329.049404][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1329.049514][ T32] r10:829189c0 r9:e8941d84 r8:00000002 r7:60000113 r6:e8941d8c r5:84916000 [ 1329.049563][ T32] r4:84916000 [ 1329.049608][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1329.049696][ T32] r5:84916000 r4:829189bc [ 1329.049740][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.049820][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.077864][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8941e08 [ 1329.077951][ T32] r4:00000000 [ 1329.077993][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1329.078100][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.078483][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.078577][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506aec0 [ 1329.078618][ T32] r4:00000000 [ 1329.078682][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.078770][ T32] r9:83018205 r8:84916000 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1329.078808][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.078882][ T32] r5:00001000 r4:dfedf000 [ 1329.079014][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.079094][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.079243][ T32] r5:8509db8c r4:8509d800 [ 1329.079295][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.079399][ T32] r7:ddde2d40 r6:83018200 r5:8509db8c r4:8503e700 [ 1329.079457][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.079553][ T32] r10:61c88647 r9:84916000 r8:8503e72c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.079604][ T32] r4:8503e700 [ 1329.079647][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.079745][ T32] r10:00000000 r9:8503e700 r8:8027ecf4 r7:e069de60 r6:847a3c80 r5:84916000 [ 1329.079794][ T32] r4:00000001 [ 1329.079838][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.095550][ T32] Exception stack(0xe8941fb0 to 0xe8941ff8) [ 1329.095886][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.095953][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.096003][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.096064][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.096294][ T32] r4:8506ac40 [ 1329.096981][ T32] INFO: task kworker/1:327:3931 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1329.097047][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.097173][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.097272][ T32] Call trace: [ 1329.097521][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1329.097634][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1329.097710][ T32] r4:00000000 [ 1329.097749][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.097891][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1329.097952][ T32] dd20: dd2f3000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1329.098041][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1329.098089][ T32] dd60: 80070013 ffffffff [ 1329.098133][ T32] r5:80070013 r4:80239bb0 [ 1329.098195][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.098391][ T32] r4:82ac11e4 [ 1329.098438][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.098519][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1329.098560][ T32] r4:e044ddc0 [ 1329.098688][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.098773][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1329.098814][ T32] r4:00000000 [ 1329.098849][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.098929][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1329.098968][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.099142][ T32] r5:00001000 r4:dfdd1000 [ 1329.099199][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.099287][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.099376][ T32] r5:84be3b8c r4:84be3800 [ 1329.099427][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.099519][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1329.099562][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.099657][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.099728][ T32] r4:847a6d80 [ 1329.099944][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.111506][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1329.111625][ T32] r4:00000001 [ 1329.111673][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.111771][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1329.111827][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.111879][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.111928][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.111982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.112020][ T32] r4:84789140 [ 1329.112060][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.112131][ T32] INFO: task kworker/1:328:3933 blocked for more than 455 seconds. [ 1329.112192][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.112239][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.112275][ T32] task:kworker/1:328 state:D stack:0 pid:3933 tgid:3933 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.112377][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.112457][ T32] Call trace: [ 1329.112510][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1329.112599][ T32] r10:829189c0 r9:e8949d84 r8:00000002 r7:60000113 r6:e8949d8c r5:84912400 [ 1329.112640][ T32] r4:84912400 [ 1329.112675][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1329.112748][ T32] r5:84912400 r4:829189bc [ 1329.112782][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.112853][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.112937][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8949e08 [ 1329.113055][ T32] r4:00000000 [ 1329.113094][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1329.113162][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.113292][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.113375][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507e100 [ 1329.113445][ T32] r4:00000000 [ 1329.113575][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.113662][ T32] r9:83018205 r8:84912400 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1329.113699][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.113771][ T32] r5:00001000 r4:dff5b000 [ 1329.113806][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.113874][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.114216][ T32] r5:8509df8c r4:8509dc00 [ 1329.114261][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.114341][ T32] r7:ddde2d40 r6:83018200 r5:8509df8c r4:8503e780 [ 1329.114376][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.114487][ T32] r10:61c88647 r9:84912400 r8:8503e7ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.114534][ T32] r4:8503e780 [ 1329.114567][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.114647][ T32] r10:00000000 r9:8503e780 r8:8027ecf4 r7:e069de60 r6:847a3d00 r5:84912400 [ 1329.114686][ T32] r4:00000001 [ 1329.114719][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.114817][ T32] Exception stack(0xe8949fb0 to 0xe8949ff8) [ 1329.114868][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.114920][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.114993][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.115124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.115171][ T32] r4:8506ad80 [ 1329.115842][ T32] INFO: task kworker/1:328:3933 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1329.115902][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.116004][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.116070][ T32] Call trace: [ 1329.116118][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1329.116211][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1329.116251][ T32] r4:00000000 [ 1329.116284][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.116352][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1329.116429][ T32] dd20: dd2f3000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1329.116552][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1329.116636][ T32] dd60: 80070013 ffffffff [ 1329.116682][ T32] r5:80070013 r4:80239bb0 [ 1329.116746][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.116861][ T32] r4:82ac11e4 [ 1329.116900][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.116979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1329.117018][ T32] r4:e044ddc0 [ 1329.117051][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.117126][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1329.117165][ T32] r4:00000000 [ 1329.117200][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.117277][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1329.117313][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.117446][ T32] r5:00001000 r4:dfdd1000 [ 1329.117487][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.117558][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.117629][ T32] r5:84be3b8c r4:84be3800 [ 1329.117679][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.117968][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1329.118010][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.118093][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.118190][ T32] r4:847a6d80 [ 1329.118295][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.118387][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1329.118454][ T32] r4:00000001 [ 1329.118534][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.118625][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1329.118695][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.118790][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.118857][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.118972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.119016][ T32] r4:84789140 [ 1329.119060][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.119104][ T32] INFO: task kworker/0:82:3935 blocked for more than 455 seconds. [ 1329.119349][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.119422][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.119472][ T32] task:kworker/0:82 state:D stack:0 pid:3935 tgid:3935 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.119565][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.119803][ T32] Call trace: [ 1329.162063][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1329.162327][ T32] r10:829189c0 r9:e894dd84 r8:00000002 r7:60000113 r6:e894dd8c r5:84916c00 [ 1329.162386][ T32] r4:84916c00 [ 1329.162436][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1329.162554][ T32] r5:84916c00 r4:829189bc [ 1329.162611][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.162697][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.162879][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e894de08 [ 1329.162941][ T32] r4:00000000 [ 1329.162987][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1329.163110][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.163207][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.163433][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507be00 [ 1329.163504][ T32] r4:00000000 [ 1329.163549][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.163728][ T32] r9:83018005 r8:84916c00 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1329.163785][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.163875][ T32] r5:00001000 r4:dff1b000 [ 1329.163919][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.164036][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.164118][ T32] r5:8498df8c r4:8498dc00 [ 1329.164156][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.164252][ T32] r7:dddced40 r6:83018000 r5:8498df8c r4:847a3d80 [ 1329.164290][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.164375][ T32] r10:61c88647 r9:84916c00 r8:847a3dac r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.164415][ T32] r4:847a3d80 [ 1329.164460][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.164566][ T32] r10:00000000 r9:847a3d80 r8:8027ecf4 r7:e8939e60 r6:8503e800 r5:84916c00 [ 1329.164672][ T32] r4:00000001 [ 1329.164749][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.164836][ T32] Exception stack(0xe894dfb0 to 0xe894dff8) [ 1329.164989][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.165112][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.165164][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.165300][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.165393][ T32] r4:8507b940 [ 1329.166126][ T32] INFO: task kworker/0:82:3935 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1329.166259][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.166389][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.166510][ T32] Call trace: [ 1329.166568][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1329.166658][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1329.166699][ T32] r4:00000000 [ 1329.166733][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.166828][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1329.166887][ T32] dd20: dd646000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1329.166940][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1329.166981][ T32] dd60: 80070013 ffffffff [ 1329.167023][ T32] r5:80070013 r4:80239bb0 [ 1329.167058][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.167235][ T32] r4:82ac11e4 [ 1329.167277][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.167357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1329.167397][ T32] r4:e044ddc0 [ 1329.167464][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.167546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1329.167587][ T32] r4:00000000 [ 1329.167621][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.167697][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1329.167733][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.167803][ T32] r5:00001000 r4:dfdd1000 [ 1329.167838][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.167984][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.168125][ T32] r5:84be3b8c r4:84be3800 [ 1329.168164][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.168247][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1329.168281][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.168367][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.168577][ T32] r4:847a6d80 [ 1329.168631][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.168718][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1329.168757][ T32] r4:00000001 [ 1329.168791][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.168850][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1329.168907][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.168996][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.169048][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.169101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.169150][ T32] r4:84789140 [ 1329.169207][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.169297][ T32] INFO: task kworker/0:83:3937 blocked for more than 455 seconds. [ 1329.169418][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.169481][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.169563][ T32] task:kworker/0:83 state:D stack:0 pid:3937 tgid:3937 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.169666][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.169743][ T32] Call trace: [ 1329.169877][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1329.191435][ T32] r10:829189c0 r9:e087dd84 r8:00000002 r7:60000013 r6:e087dd8c r5:850c6c00 [ 1329.191522][ T32] r4:850c6c00 [ 1329.191566][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1329.191826][ T32] r5:850c6c00 r4:829189bc [ 1329.191871][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.192247][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.192363][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e087de08 [ 1329.192486][ T32] r4:00000000 [ 1329.192600][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1329.192675][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.192816][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.192940][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507bec0 [ 1329.193063][ T32] r4:00000000 [ 1329.193102][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.193394][ T32] r9:83018005 r8:850c6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1329.193601][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.193681][ T32] r5:00001000 r4:dff37000 [ 1329.193717][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.193785][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.193914][ T32] r5:8498db8c r4:8498d800 [ 1329.194033][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.194118][ T32] r7:dddced40 r6:83018000 r5:8498db8c r4:847a3e00 [ 1329.194154][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.194304][ T32] r10:61c88647 r9:850c6c00 r8:847a3e2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.194537][ T32] r4:847a3e00 [ 1329.194649][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.194754][ T32] r10:00000000 r9:847a3e00 r8:8027ecf4 r7:e894de60 r6:8503e880 r5:850c6c00 [ 1329.194806][ T32] r4:00000001 [ 1329.194842][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.194906][ T32] Exception stack(0xe087dfb0 to 0xe087dff8) [ 1329.195216][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.195329][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.195439][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.195558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.195698][ T32] r4:8507bc80 [ 1329.196714][ T32] INFO: task kworker/0:83:3937 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1329.196781][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.197027][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.197644][ T32] Call trace: [ 1329.198447][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1329.198547][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1329.198588][ T32] r4:00000000 [ 1329.198766][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.198879][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1329.198939][ T32] dd20: dd72d000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1329.198993][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1329.199208][ T32] dd60: 80070013 ffffffff [ 1329.199273][ T32] r5:80070013 r4:80239bb0 [ 1329.199317][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.199410][ T32] r4:82ac11e4 [ 1329.199490][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.199604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1329.199652][ T32] r4:e044ddc0 [ 1329.199694][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.199798][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1329.199854][ T32] r4:00000000 [ 1329.199904][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.200087][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1329.230880][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.231044][ T32] r5:00001000 r4:dfdd1000 [ 1329.231084][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.231173][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.231255][ T32] r5:84be3b8c r4:84be3800 [ 1329.231293][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.231376][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1329.231437][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.231533][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.231573][ T32] r4:847a6d80 [ 1329.231610][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.231731][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1329.231797][ T32] r4:00000001 [ 1329.231835][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.231902][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1329.231960][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.232040][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.232094][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.232154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.232195][ T32] r4:84789140 [ 1329.232237][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.232311][ T32] INFO: task kworker/0:84:3939 blocked for more than 455 seconds. [ 1329.232376][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.232421][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.232469][ T32] task:kworker/0:84 state:D stack:0 pid:3939 tgid:3939 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.232606][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.232680][ T32] Call trace: [ 1329.232797][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1329.232894][ T32] r10:829189c0 r9:e8955d84 r8:00000002 r7:60000113 r6:e8955d8c r5:850c8000 [ 1329.232989][ T32] r4:850c8000 [ 1329.233027][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1329.233100][ T32] r5:850c8000 r4:829189bc [ 1329.233134][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.233225][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.233334][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8955e08 [ 1329.233377][ T32] r4:00000000 [ 1329.233411][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1329.233488][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.233555][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.233714][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507b980 [ 1329.233758][ T32] r4:00000000 [ 1329.233792][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.233871][ T32] r9:83018005 r8:850c8000 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1329.233907][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.233976][ T32] r5:00001000 r4:dff73000 [ 1329.234187][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.234265][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.234351][ T32] r5:84bcc38c r4:84bcc000 [ 1329.234390][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.234470][ T32] r7:dddced40 r6:83018000 r5:84bcc38c r4:847a3e80 [ 1329.234666][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.234753][ T32] r10:61c88647 r9:850c8000 r8:847a3eac r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.234792][ T32] r4:847a3e80 [ 1329.234860][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.234974][ T32] r10:00000000 r9:847a3e80 r8:8027ecf4 r7:e087de60 r6:8503e900 r5:850c8000 [ 1329.235016][ T32] r4:00000001 [ 1329.235048][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.235163][ T32] Exception stack(0xe8955fb0 to 0xe8955ff8) [ 1329.235216][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.235271][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.235319][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.235372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.235414][ T32] r4:8507bd80 [ 1329.236073][ T32] INFO: task kworker/0:84:3939 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1329.236280][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.236522][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.236636][ T32] Call trace: [ 1329.236788][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1329.236961][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1329.237005][ T32] r4:00000000 [ 1329.237149][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.237260][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1329.237318][ T32] dd20: ddc2c000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1329.237407][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1329.237516][ T32] dd60: 80070013 ffffffff [ 1329.237563][ T32] r5:80070013 r4:80239bb0 [ 1329.237598][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.237669][ T32] r4:82ac11e4 [ 1329.237703][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.237811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1329.237888][ T32] r4:e044ddc0 [ 1329.237925][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.238003][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1329.238042][ T32] r4:00000000 [ 1329.238186][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.238273][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1329.238310][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.238414][ T32] r5:00001000 r4:dfdd1000 [ 1329.238457][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.238562][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.238635][ T32] r5:84be3b8c r4:84be3800 [ 1329.238670][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.238821][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1329.239014][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.239113][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.239165][ T32] r4:847a6d80 [ 1329.239337][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.239563][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1329.239671][ T32] r4:00000001 [ 1329.239721][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.239786][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1329.239865][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.260551][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.260708][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.260788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.260852][ T32] r4:84789140 [ 1329.260899][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.260948][ T32] INFO: task kworker/1:329:3942 blocked for more than 455 seconds. [ 1329.261006][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.261050][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.261116][ T32] task:kworker/1:329 state:D stack:0 pid:3942 tgid:3942 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.261247][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.261343][ T32] Call trace: [ 1329.261399][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1329.261527][ T32] r10:829189c0 r9:e895dd84 r8:00000002 r7:60000113 r6:e895dd8c r5:850ca400 [ 1329.261572][ T32] r4:850ca400 [ 1329.261634][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1329.261711][ T32] r5:850ca400 r4:829189bc [ 1329.261746][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.261817][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.261928][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e895de08 [ 1329.261974][ T32] r4:00000000 [ 1329.262009][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1329.262080][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.262150][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.262257][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85078640 [ 1329.262322][ T32] r4:00000000 [ 1329.262361][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.262446][ T32] r9:83018205 r8:850ca400 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1329.262483][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.262580][ T32] r5:00001000 r4:e0639000 [ 1329.262619][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.262695][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.262765][ T32] r5:84bcdf8c r4:84bcdc00 [ 1329.262800][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.262876][ T32] r7:ddde2d40 r6:83018200 r5:84bcdf8c r4:8503e980 [ 1329.262913][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.262995][ T32] r10:61c88647 r9:850ca400 r8:8503e9ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.263050][ T32] r4:8503e980 [ 1329.263087][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.263170][ T32] r10:00000000 r9:8503e980 r8:8027ecf4 r7:e069de60 r6:8503ea00 r5:850ca400 [ 1329.263212][ T32] r4:00000001 [ 1329.263246][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.263309][ T32] Exception stack(0xe895dfb0 to 0xe895dff8) [ 1329.263365][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.263448][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.263502][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.263556][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.263594][ T32] r4:8507e200 [ 1329.264257][ T32] INFO: task kworker/1:329:3942 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1329.264347][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.264502][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.264596][ T32] Call trace: [ 1329.264652][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1329.264759][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1329.264838][ T32] r4:00000000 [ 1329.264875][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.264943][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1329.264996][ T32] dd20: dddd5000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1329.265048][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1329.265089][ T32] dd60: 80070013 ffffffff [ 1329.265158][ T32] r5:80070013 r4:80239bb0 [ 1329.265199][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.265273][ T32] r4:82ac11e4 [ 1329.265365][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.265481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1329.265525][ T32] r4:e044ddc0 [ 1329.265587][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.265695][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1329.265737][ T32] r4:00000000 [ 1329.265772][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.265850][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1329.265888][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.265984][ T32] r5:00001000 r4:dfdd1000 [ 1329.266022][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.266093][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.266193][ T32] r5:84be3b8c r4:84be3800 [ 1329.266244][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.266327][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1329.266363][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.266451][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.266490][ T32] r4:847a6d80 [ 1329.266523][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.266604][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1329.266659][ T32] r4:00000001 [ 1329.266696][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.266758][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1329.266804][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.266856][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.266903][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.266957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.266995][ T32] r4:84789140 [ 1329.267043][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.267087][ T32] INFO: task kworker/0:85:3943 blocked for more than 455 seconds. [ 1329.267189][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.267242][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.267292][ T32] task:kworker/0:85 state:D stack:0 pid:3943 tgid:3943 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.267433][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.267499][ T32] Call trace: [ 1329.267548][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1329.267629][ T32] r10:829189c0 r9:e896dd84 r8:00000002 r7:60000013 r6:e896dd8c r5:850c8c00 [ 1329.267669][ T32] r4:850c8c00 [ 1329.267719][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1329.267794][ T32] r5:850c8c00 r4:829189bc [ 1329.267829][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.267911][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.268025][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e896de08 [ 1329.268069][ T32] r4:00000000 [ 1329.268103][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1329.268169][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.268235][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.268310][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8502af40 [ 1329.268349][ T32] r4:00000000 [ 1329.268409][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.268501][ T32] r9:83018005 r8:850c8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1329.268538][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.268609][ T32] r5:00001000 r4:dffc9000 [ 1329.268642][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.268708][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.268801][ T32] r5:84bccb8c r4:84bcc800 [ 1329.268838][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.268912][ T32] r7:dddced40 r6:83018000 r5:84bccb8c r4:847a3f00 [ 1329.268974][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.269079][ T32] r10:61c88647 r9:850c8c00 r8:847a3f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.269123][ T32] r4:847a3f00 [ 1329.269169][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.269273][ T32] r10:00000000 r9:847a3f00 r8:8027ecf4 r7:e8955e60 r6:8503ea80 r5:850c8c00 [ 1329.269331][ T32] r4:00000001 [ 1329.269396][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.269512][ T32] Exception stack(0xe896dfb0 to 0xe896dff8) [ 1329.269589][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.269658][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.269737][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.269805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.269846][ T32] r4:8507be80 [ 1329.294269][ T32] INFO: task kworker/0:85:3943 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1329.294477][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.294634][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.294758][ T32] Call trace: [ 1329.294841][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1329.294983][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1329.295038][ T32] r4:00000000 [ 1329.295076][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.295173][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1329.295248][ T32] dd20: ddf8d000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1329.295305][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1329.295352][ T32] dd60: 80070013 ffffffff [ 1329.295398][ T32] r5:80070013 r4:80239bb0 [ 1329.295444][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.295524][ T32] r4:82ac11e4 [ 1329.295588][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.295700][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1329.295744][ T32] r4:e044ddc0 [ 1329.295782][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.295887][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1329.295958][ T32] r4:00000000 [ 1329.295997][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.296105][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1329.296148][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.296228][ T32] r5:00001000 r4:dfdd1000 [ 1329.296282][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.296357][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.296439][ T32] r5:84be3b8c r4:84be3800 [ 1329.296478][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.296560][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1329.296624][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.296747][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.296806][ T32] r4:847a6d80 [ 1329.296844][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.296956][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1329.297007][ T32] r4:00000001 [ 1329.297051][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.297116][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1329.297168][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.297227][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.297307][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.297395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.297447][ T32] r4:84789140 [ 1329.297518][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.297626][ T32] INFO: task kworker/0:86:3944 blocked for more than 455 seconds. [ 1329.297687][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.297772][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.297863][ T32] task:kworker/0:86 state:D stack:0 pid:3944 tgid:3944 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.297952][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.298034][ T32] Call trace: [ 1329.298120][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1329.298229][ T32] r10:829189c0 r9:e8971d84 r8:00000002 r7:60000113 r6:e8971d8c r5:850cb000 [ 1329.298288][ T32] r4:850cb000 [ 1329.298388][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1329.298479][ T32] r5:850cb000 r4:829189bc [ 1329.298517][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.298588][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.298675][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8971e08 [ 1329.298717][ T32] r4:00000000 [ 1329.298752][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1329.298821][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.298887][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.298984][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507b3c0 [ 1329.299030][ T32] r4:00000000 [ 1329.299092][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.299178][ T32] r9:83018005 r8:850cb000 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1329.299237][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.299334][ T32] r5:00001000 r4:dff93000 [ 1329.299409][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.299525][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.299625][ T32] r5:84bcc78c r4:84bcc400 [ 1329.299683][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.299786][ T32] r7:dddced40 r6:83018000 r5:84bcc78c r4:847a3f80 [ 1329.299843][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.320682][ T32] r10:61c88647 r9:850cb000 r8:847a3fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.320835][ T32] r4:847a3f80 [ 1329.320892][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.321008][ T32] r10:00000000 r9:847a3f80 r8:8027ecf4 r7:e896de60 r6:8503eb00 r5:850cb000 [ 1329.321051][ T32] r4:00000001 [ 1329.321088][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.321157][ T32] Exception stack(0xe8971fb0 to 0xe8971ff8) [ 1329.321237][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.321301][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.321409][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.321479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.321522][ T32] r4:8507be80 [ 1329.322226][ T32] INFO: task kworker/0:86:3944 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1329.322315][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.322507][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.322614][ T32] Call trace: [ 1329.322676][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1329.322773][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1329.322815][ T32] r4:00000000 [ 1329.322852][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.322920][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1329.322978][ T32] dd20: de18f000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1329.323033][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1329.323079][ T32] dd60: 80070013 ffffffff [ 1329.323124][ T32] r5:80070013 r4:80239bb0 [ 1329.323161][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.323243][ T32] r4:82ac11e4 [ 1329.323283][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.323365][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1329.323408][ T32] r4:e044ddc0 [ 1329.323450][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.323531][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1329.323575][ T32] r4:00000000 [ 1329.323612][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.323725][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1329.323770][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.323867][ T32] r5:00001000 r4:dfdd1000 [ 1329.323910][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.324005][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.324082][ T32] r5:84be3b8c r4:84be3800 [ 1329.324121][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.324205][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1329.324245][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.324334][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.324434][ T32] r4:847a6d80 [ 1329.324477][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.324566][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1329.324697][ T32] r4:00000001 [ 1329.324764][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.324832][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1329.324883][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.324964][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.325020][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.325093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.325138][ T32] r4:84789140 [ 1329.325182][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.325261][ T32] INFO: task kworker/0:87:3946 blocked for more than 455 seconds. [ 1329.325324][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.325369][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.325409][ T32] task:kworker/0:87 state:D stack:0 pid:3946 tgid:3946 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.325500][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.325622][ T32] Call trace: [ 1329.325745][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1329.325873][ T32] r10:829189c0 r9:ea985d84 r8:00000002 r7:60000013 r6:ea985d8c r5:850c9800 [ 1329.325920][ T32] r4:850c9800 [ 1329.325958][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1329.326089][ T32] r5:850c9800 r4:829189bc [ 1329.326131][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.326237][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.326363][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea985e08 [ 1329.326410][ T32] r4:00000000 [ 1329.326451][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1329.326523][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.326590][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.326671][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850787c0 [ 1329.326713][ T32] r4:00000000 [ 1329.326748][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.326826][ T32] r9:83018005 r8:850c9800 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1329.326880][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.326958][ T32] r5:00001000 r4:e066d000 [ 1329.326996][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.327069][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.327167][ T32] r5:84bce38c r4:84bce000 [ 1329.327217][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.327300][ T32] r7:dddced40 r6:83018000 r5:84bce38c r4:85075000 [ 1329.327339][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.327424][ T32] r10:61c88647 r9:850c9800 r8:8507502c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.327475][ T32] r4:85075000 [ 1329.327511][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.327617][ T32] r10:00000000 r9:85075000 r8:8027ecf4 r7:e896de60 r6:8503eb80 r5:850c9800 [ 1329.327674][ T32] r4:00000001 [ 1329.327717][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.327780][ T32] Exception stack(0xea985fb0 to 0xea985ff8) [ 1329.327891][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.327949][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.328000][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.328054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.328147][ T32] r4:8502ad00 [ 1329.328628][ T32] INFO: task kworker/0:87:3946 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1329.328695][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.328807][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.328904][ T32] Call trace: [ 1329.328961][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1329.329050][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1329.329132][ T32] r4:00000000 [ 1329.329185][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.329266][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1329.329340][ T32] dd20: de18f000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1329.329472][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1329.329545][ T32] dd60: 80070013 ffffffff [ 1329.329608][ T32] r5:80070013 r4:80239bb0 [ 1329.329660][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.329758][ T32] r4:82ac11e4 [ 1329.329809][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.364773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1329.364906][ T32] r4:e044ddc0 [ 1329.364940][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.365057][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1329.365084][ T32] r4:00000000 [ 1329.365106][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.365186][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1329.365217][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.365268][ T32] r5:00001000 r4:dfdd1000 [ 1329.365289][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.365331][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.365376][ T32] r5:84be3b8c r4:84be3800 [ 1329.365402][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.365460][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1329.365483][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.365583][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.365612][ T32] r4:847a6d80 [ 1329.365634][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.365748][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1329.365801][ T32] r4:00000001 [ 1329.365826][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.365867][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1329.365905][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.365940][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.365970][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.366019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.366078][ T32] r4:84789140 [ 1329.366115][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.366163][ T32] INFO: task kworker/0:88:3948 blocked for more than 455 seconds. [ 1329.366256][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.366314][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.366368][ T32] task:kworker/0:88 state:D stack:0 pid:3948 tgid:3948 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.366468][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.366573][ T32] Call trace: [ 1329.366650][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1329.366712][ T32] r10:829189c0 r9:ea98dd84 r8:00000002 r7:60000013 r6:ea98dd8c r5:850cbc00 [ 1329.366748][ T32] r4:850cbc00 [ 1329.366773][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1329.366819][ T32] r5:850cbc00 r4:829189bc [ 1329.366841][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.366883][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.366934][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea98de08 [ 1329.366959][ T32] r4:00000000 [ 1329.366996][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1329.367041][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.367083][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.367130][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85078040 [ 1329.367154][ T32] r4:00000000 [ 1329.367173][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.367238][ T32] r9:83018005 r8:850cbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1329.367275][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.367322][ T32] r5:00001000 r4:e0029000 [ 1329.367344][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.367386][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.367437][ T32] r5:84bccf8c r4:84bccc00 [ 1329.367471][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.367522][ T32] r7:dddced40 r6:83018000 r5:84bccf8c r4:85075080 [ 1329.367567][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.367652][ T32] r10:61c88647 r9:850cbc00 r8:850750ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.367680][ T32] r4:85075080 [ 1329.367701][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.367750][ T32] r10:00000000 r9:85075080 r8:8027ecf4 r7:ea985e60 r6:8503ec00 r5:850cbc00 [ 1329.367774][ T32] r4:00000001 [ 1329.367795][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.367832][ T32] Exception stack(0xea98dfb0 to 0xea98dff8) [ 1329.367861][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.367906][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.367970][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.368017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.368046][ T32] r4:8502ad00 [ 1329.368569][ T32] INFO: task kworker/0:88:3948 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1329.368649][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.368716][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.368761][ T32] Call trace: [ 1329.368792][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1329.368847][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1329.368871][ T32] r4:00000000 [ 1329.368892][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.368956][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1329.368995][ T32] dd20: de69e000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1329.369028][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1329.369078][ T32] dd60: 80070013 ffffffff [ 1329.369135][ T32] r5:80070013 r4:80239bb0 [ 1329.369163][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.369263][ T32] r4:82ac11e4 [ 1329.369290][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.369365][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1329.369393][ T32] r4:e044ddc0 [ 1329.369415][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.369503][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1329.369657][ T32] r4:00000000 [ 1329.369683][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.369733][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1329.369757][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.369825][ T32] r5:00001000 r4:dfdd1000 [ 1329.369905][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.378096][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.378267][ T32] r5:84be3b8c r4:84be3800 [ 1329.378297][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.378358][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1329.378381][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.378438][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.378464][ T32] r4:847a6d80 [ 1329.378485][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.378552][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1329.378581][ T32] r4:00000001 [ 1329.378602][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.378642][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1329.378676][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.378713][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.378773][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.378811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.378860][ T32] r4:84789140 [ 1329.378922][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.378992][ T32] INFO: task kworker/0:89:3950 blocked for more than 455 seconds. [ 1329.379061][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.379113][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.379185][ T32] task:kworker/0:89 state:D stack:0 pid:3950 tgid:3950 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.379318][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.379410][ T32] Call trace: [ 1329.379566][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1329.379676][ T32] r10:829189c0 r9:ea995d84 r8:00000002 r7:60000113 r6:ea995d8c r5:850ce000 [ 1329.379753][ T32] r4:850ce000 [ 1329.379782][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1329.379831][ T32] r5:850ce000 r4:829189bc [ 1329.379888][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.380444][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.380527][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea995e08 [ 1329.380555][ T32] r4:00000000 [ 1329.380578][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1329.380639][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.380713][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.380766][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85078300 [ 1329.380791][ T32] r4:00000000 [ 1329.380812][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.380880][ T32] r9:83018005 r8:850ce000 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1329.380932][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.380984][ T32] r5:00001000 r4:e00a9000 [ 1329.381032][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.381142][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.381196][ T32] r5:84bcd38c r4:84bcd000 [ 1329.381219][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.381273][ T32] r7:dddced40 r6:83018000 r5:84bcd38c r4:85075100 [ 1329.381298][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.381351][ T32] r10:61c88647 r9:850ce000 r8:8507512c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.381395][ T32] r4:85075100 [ 1329.381420][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.381491][ T32] r10:00000000 r9:85075100 r8:8027ecf4 r7:ea985e60 r6:8503ec80 r5:850ce000 [ 1329.381545][ T32] r4:00000001 [ 1329.381570][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.381637][ T32] Exception stack(0xea995fb0 to 0xea995ff8) [ 1329.381703][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.381767][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.381801][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.381849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.381901][ T32] r4:85078080 [ 1329.382362][ T32] INFO: task kworker/0:89:3950 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1329.382408][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.382503][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.382566][ T32] Call trace: [ 1329.382657][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1329.382717][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1329.382742][ T32] r4:00000000 [ 1329.382764][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.382805][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1329.382870][ T32] dd20: de69e000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1329.382930][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1329.382970][ T32] dd60: 80070013 ffffffff [ 1329.382999][ T32] r5:80070013 r4:80239bb0 [ 1329.383024][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.383149][ T32] r4:82ac11e4 [ 1329.383181][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.383237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1329.383295][ T32] r4:e044ddc0 [ 1329.383323][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.383374][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1329.383424][ T32] r4:00000000 [ 1329.383483][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.383583][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1329.383647][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.383753][ T32] r5:00001000 r4:dfdd1000 [ 1329.383828][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.384010][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.384102][ T32] r5:84be3b8c r4:84be3800 [ 1329.384145][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.384265][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1329.384319][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.384419][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.384497][ T32] r4:847a6d80 [ 1329.384546][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.384644][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1329.384694][ T32] r4:00000001 [ 1329.384752][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.384869][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1329.384941][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.385011][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.385078][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.385164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.385225][ T32] r4:84789140 [ 1329.385272][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.385331][ T32] INFO: task kworker/0:90:3952 blocked for more than 455 seconds. [ 1329.385414][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.385492][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.385560][ T32] task:kworker/0:90 state:D stack:0 pid:3952 tgid:3952 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.385689][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.385775][ T32] Call trace: [ 1329.385862][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1329.385991][ T32] r10:829189c0 r9:ea99dd84 r8:00000002 r7:60000113 r6:ea99dd8c r5:850cec00 [ 1329.386048][ T32] r4:850cec00 [ 1329.386091][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1329.386213][ T32] r5:850cec00 r4:829189bc [ 1329.386260][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.386309][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.386362][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea99de08 [ 1329.386386][ T32] r4:00000000 [ 1329.386406][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1329.386495][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.386541][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.386604][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85078080 [ 1329.386632][ T32] r4:00000000 [ 1329.386668][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.386730][ T32] r9:83018005 r8:850cec00 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1329.386756][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.386801][ T32] r5:00001000 r4:e00f7000 [ 1329.386822][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.386865][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.386907][ T32] r5:84bcd78c r4:84bcd400 [ 1329.386929][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.386974][ T32] r7:dddced40 r6:83018000 r5:84bcd78c r4:85075180 [ 1329.387020][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.387113][ T32] r10:61c88647 r9:850cec00 r8:850751ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.387140][ T32] r4:85075180 [ 1329.387162][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.387211][ T32] r10:00000000 r9:85075180 r8:8027ecf4 r7:ea985e60 r6:8503ed00 r5:850cec00 [ 1329.387237][ T32] r4:00000001 [ 1329.387272][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.387337][ T32] Exception stack(0xea99dfb0 to 0xea99dff8) [ 1329.387395][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.387436][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.387467][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.387524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.387552][ T32] r4:85078080 [ 1329.387811][ T32] INFO: task kworker/0:90:3952 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1329.387848][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.387907][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.387975][ T32] Call trace: [ 1329.388012][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1329.388088][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1329.388117][ T32] r4:00000000 [ 1329.388162][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.388209][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1329.388243][ T32] dd20: de69e000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1329.388276][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1329.388301][ T32] dd60: 80070013 ffffffff [ 1329.388326][ T32] r5:80070013 r4:80239bb0 [ 1329.388347][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.388391][ T32] r4:82ac11e4 [ 1329.388411][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.388464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1329.388488][ T32] r4:e044ddc0 [ 1329.388532][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.388633][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1329.388686][ T32] r4:00000000 [ 1329.388709][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.388757][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1329.388803][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.388924][ T32] r5:00001000 r4:dfdd1000 [ 1329.388949][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.388994][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.389071][ T32] r5:84be3b8c r4:84be3800 [ 1329.389096][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.389145][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1329.389166][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.389268][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.389296][ T32] r4:847a6d80 [ 1329.389316][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.389367][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1329.389392][ T32] r4:00000001 [ 1329.389412][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.389459][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1329.389489][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.389520][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.389574][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.389710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.389739][ T32] r4:84789140 [ 1329.389761][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.389789][ T32] INFO: task kworker/0:91:3954 blocked for more than 455 seconds. [ 1329.389915][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.419932][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.420389][ T32] task:kworker/0:91 state:D stack:0 pid:3954 tgid:3954 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.420505][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.420600][ T32] Call trace: [ 1329.420636][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1329.420745][ T32] r10:829189c0 r9:ea9a5d84 r8:00000002 r7:60000113 r6:ea9a5d8c r5:850cc800 [ 1329.420853][ T32] r4:850cc800 [ 1329.420889][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1329.420939][ T32] r5:850cc800 r4:829189bc [ 1329.420986][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.421035][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.421087][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9a5e08 [ 1329.421111][ T32] r4:00000000 [ 1329.421156][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1329.421231][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.421285][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.421334][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85078500 [ 1329.421358][ T32] r4:00000000 [ 1329.421378][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.421433][ T32] r9:83018005 r8:850cc800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1329.421458][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.421548][ T32] r5:00001000 r4:e060b000 [ 1329.421574][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.421619][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.421662][ T32] r5:84bcdb8c r4:84bcd800 [ 1329.421690][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.421742][ T32] r7:dddced40 r6:83018000 r5:84bcdb8c r4:85075200 [ 1329.421764][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.421840][ T32] r10:61c88647 r9:850cc800 r8:8507522c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.421868][ T32] r4:85075200 [ 1329.421890][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.421943][ T32] r10:00000000 r9:85075200 r8:8027ecf4 r7:ea985e60 r6:8503ed80 r5:850cc800 [ 1329.421967][ T32] r4:00000001 [ 1329.421987][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.422027][ T32] Exception stack(0xea9a5fb0 to 0xea9a5ff8) [ 1329.422058][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.422089][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.422120][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.422230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.422273][ T32] r4:850783c0 [ 1329.422687][ T32] INFO: task kworker/0:91:3954 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1329.422725][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.422891][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.423001][ T32] Call trace: [ 1329.423039][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1329.423096][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1329.423123][ T32] r4:00000000 [ 1329.423208][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.423255][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1329.423315][ T32] dd20: deac0000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1329.423381][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1329.423434][ T32] dd60: 80070013 ffffffff [ 1329.423487][ T32] r5:80070013 r4:80239bb0 [ 1329.423514][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.423563][ T32] r4:82ac11e4 [ 1329.423585][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.423633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1329.423658][ T32] r4:e044ddc0 [ 1329.423700][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.423812][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1329.423841][ T32] r4:00000000 [ 1329.423865][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.423915][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1329.423971][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.424021][ T32] r5:00001000 r4:dfdd1000 [ 1329.424059][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.424106][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.424149][ T32] r5:84be3b8c r4:84be3800 [ 1329.424194][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.424256][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1329.424304][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.424361][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.424388][ T32] r4:847a6d80 [ 1329.424409][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.424466][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1329.424490][ T32] r4:00000001 [ 1329.424512][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.424549][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1329.424578][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.424609][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.424637][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.424669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.424693][ T32] r4:84789140 [ 1329.424715][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.424747][ T32] INFO: task kworker/0:92:3956 blocked for more than 455 seconds. [ 1329.424787][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.424817][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.424840][ T32] task:kworker/0:92 state:D stack:0 pid:3956 tgid:3956 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.424934][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.425036][ T32] Call trace: [ 1329.425091][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1329.425146][ T32] r10:829189c0 r9:ea9add84 r8:00000002 r7:60000013 r6:ea9add8c r5:850c6000 [ 1329.425217][ T32] r4:850c6000 [ 1329.425277][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1329.425331][ T32] r5:850c6000 r4:829189bc [ 1329.425354][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.425423][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.425493][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9ade08 [ 1329.425518][ T32] r4:00000000 [ 1329.425538][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1329.425581][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.425621][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.425694][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85078b80 [ 1329.425722][ T32] r4:00000000 [ 1329.425743][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.425790][ T32] r9:83018005 r8:850c6000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1329.425812][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.425857][ T32] r5:00001000 r4:e06c5000 [ 1329.425878][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.425919][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.425960][ T32] r5:84bcef8c r4:84bcec00 [ 1329.425981][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.426025][ T32] r7:dddced40 r6:83018000 r5:84bcef8c r4:85075280 [ 1329.426046][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.426096][ T32] r10:61c88647 r9:850c6000 r8:850752ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.426120][ T32] r4:85075280 [ 1329.426166][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.426261][ T32] r10:00000000 r9:85075280 r8:8027ecf4 r7:ea985e60 r6:8503ee00 r5:850c6000 [ 1329.426287][ T32] r4:00000001 [ 1329.426309][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.426399][ T32] Exception stack(0xea9adfb0 to 0xea9adff8) [ 1329.426440][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.426473][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.426501][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.426533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.426557][ T32] r4:85078480 [ 1329.426810][ T32] INFO: task kworker/0:92:3956 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1329.426846][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.426904][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.426946][ T32] Call trace: [ 1329.427002][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1329.427147][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1329.427188][ T32] r4:00000000 [ 1329.427245][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.427309][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1329.427372][ T32] dd20: deac0000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1329.427406][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1329.427440][ T32] dd60: 80070013 ffffffff [ 1329.427478][ T32] r5:80070013 r4:80239bb0 [ 1329.427527][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.427574][ T32] r4:82ac11e4 [ 1329.427595][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.427643][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1329.427669][ T32] r4:e044ddc0 [ 1329.427690][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.427737][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1329.427761][ T32] r4:00000000 [ 1329.427780][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.427826][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1329.427849][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.427914][ T32] r5:00001000 r4:dfdd1000 [ 1329.427942][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.427986][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.428029][ T32] r5:84be3b8c r4:84be3800 [ 1329.428052][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.428099][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1329.428138][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.428234][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.428274][ T32] r4:847a6d80 [ 1329.428344][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.428457][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1329.428521][ T32] r4:00000001 [ 1329.428601][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.428646][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1329.428748][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.428785][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.428838][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.428905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.428938][ T32] r4:84789140 [ 1329.428960][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.428990][ T32] INFO: task kworker/1:330:3958 blocked for more than 455 seconds. [ 1329.429048][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.429138][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.429166][ T32] task:kworker/1:330 state:D stack:0 pid:3958 tgid:3958 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.429247][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.429314][ T32] Call trace: [ 1329.429430][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1329.429493][ T32] r10:829189c0 r9:ea9b1d84 r8:00000002 r7:60000013 r6:ea9b1d8c r5:850c4800 [ 1329.429526][ T32] r4:850c4800 [ 1329.429549][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1329.429596][ T32] r5:850c4800 r4:829189bc [ 1329.429616][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.429657][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.429706][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9b1e08 [ 1329.429729][ T32] r4:00000000 [ 1329.429749][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1329.429789][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.429828][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.429942][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507e140 [ 1329.460757][ T32] r4:00000000 [ 1329.460844][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.460989][ T32] r9:83018205 r8:850c4800 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1329.461019][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.461074][ T32] r5:00001000 r4:dfa09000 [ 1329.461098][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.461146][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.461197][ T32] r5:8509e78c r4:8509e400 [ 1329.461221][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.461304][ T32] r7:ddde2d40 r6:83018200 r5:8509e78c r4:8503ee80 [ 1329.461355][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.461422][ T32] r10:61c88647 r9:850c4800 r8:8503eeac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.461457][ T32] r4:8503ee80 [ 1329.461506][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.461568][ T32] r10:00000000 r9:8503ee80 r8:8027ecf4 r7:e069de60 r6:8503ef00 r5:850c4800 [ 1329.461594][ T32] r4:00000001 [ 1329.461617][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.461665][ T32] Exception stack(0xea9b1fb0 to 0xea9b1ff8) [ 1329.461800][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.461925][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.461966][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.462006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.462033][ T32] r4:8507ec80 [ 1329.462528][ T32] INFO: task kworker/1:330:3958 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1329.462660][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.462747][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.462828][ T32] Call trace: [ 1329.462882][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1329.462944][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1329.462970][ T32] r4:00000000 [ 1329.462991][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.463033][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1329.463067][ T32] dd20: df35c000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1329.463141][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1329.463201][ T32] dd60: 80070013 ffffffff [ 1329.463236][ T32] r5:80070013 r4:80239bb0 [ 1329.463260][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.463309][ T32] r4:82ac11e4 [ 1329.463373][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.463479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1329.463510][ T32] r4:e044ddc0 [ 1329.463533][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.463587][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1329.463613][ T32] r4:00000000 [ 1329.463645][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.463697][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1329.463721][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.463766][ T32] r5:00001000 r4:dfdd1000 [ 1329.463809][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.463882][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.463985][ T32] r5:84be3b8c r4:84be3800 [ 1329.464035][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.464113][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1329.464152][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.464211][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.464235][ T32] r4:847a6d80 [ 1329.464255][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.464306][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1329.464333][ T32] r4:00000001 [ 1329.464378][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.464422][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1329.464479][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.464589][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.464624][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.464681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.464708][ T32] r4:84789140 [ 1329.464732][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.464792][ T32] INFO: task kworker/0:93:3960 blocked for more than 455 seconds. [ 1329.464833][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.464887][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.464914][ T32] task:kworker/0:93 state:D stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.464988][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.465031][ T32] Call trace: [ 1329.465072][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1329.465123][ T32] r10:829189c0 r9:ea9b9d84 r8:00000002 r7:60000013 r6:ea9b9d8c r5:850d0c00 [ 1329.465165][ T32] r4:850d0c00 [ 1329.465217][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1329.465285][ T32] r5:850d0c00 r4:829189bc [ 1329.465309][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.465354][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.465406][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9b9e08 [ 1329.465437][ T32] r4:00000000 [ 1329.465458][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1329.465523][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.465568][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.465643][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850785c0 [ 1329.465671][ T32] r4:00000000 [ 1329.465693][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.465739][ T32] r9:83018005 r8:850d0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1329.465762][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.465853][ T32] r5:00001000 r4:e0695000 [ 1329.465906][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.465951][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.465997][ T32] r5:84bce78c r4:84bce400 [ 1329.466022][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.466071][ T32] r7:dddced40 r6:83018000 r5:84bce78c r4:85075300 [ 1329.466092][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.466143][ T32] r10:61c88647 r9:850d0c00 r8:8507532c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.466208][ T32] r4:85075300 [ 1329.466242][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.466293][ T32] r10:00000000 r9:85075300 r8:8027ecf4 r7:ea9ade60 r6:8503ef80 r5:850d0c00 [ 1329.466343][ T32] r4:00000001 [ 1329.466413][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.466461][ T32] Exception stack(0xea9b9fb0 to 0xea9b9ff8) [ 1329.466494][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.466551][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.466610][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.466679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.466708][ T32] r4:85078840 [ 1329.466969][ T32] INFO: task kworker/0:93:3960 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1329.467006][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.467097][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.467142][ T32] Call trace: [ 1329.467205][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1329.467274][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1329.467333][ T32] r4:00000000 [ 1329.467358][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.467400][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1329.467441][ T32] dd20: df35c000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1329.467475][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1329.467500][ T32] dd60: 80070013 ffffffff [ 1329.467537][ T32] r5:80070013 r4:80239bb0 [ 1329.467578][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.467637][ T32] r4:82ac11e4 [ 1329.467704][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.467827][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1329.467896][ T32] r4:e044ddc0 [ 1329.467920][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.467971][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1329.467995][ T32] r4:00000000 [ 1329.468015][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.468062][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1329.468084][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.468126][ T32] r5:00001000 r4:dfdd1000 [ 1329.468146][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.468189][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.468231][ T32] r5:84be3b8c r4:84be3800 [ 1329.468251][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.468309][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1329.468360][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.468439][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.468492][ T32] r4:847a6d80 [ 1329.468530][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.468622][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1329.468649][ T32] r4:00000001 [ 1329.468671][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.468709][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1329.468753][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.468812][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.468845][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.468903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.468957][ T32] r4:84789140 [ 1329.468982][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.469009][ T32] INFO: task kworker/0:94:3962 blocked for more than 455 seconds. [ 1329.469040][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.469094][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.469135][ T32] task:kworker/0:94 state:D stack:0 pid:3962 tgid:3962 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.469191][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.469233][ T32] Call trace: [ 1329.469265][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1329.469341][ T32] r10:829189c0 r9:ea9c1d84 r8:00000002 r7:60000013 r6:ea9c1d8c r5:850d0000 [ 1329.469371][ T32] r4:850d0000 [ 1329.469392][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1329.469455][ T32] r5:850d0000 r4:829189bc [ 1329.469507][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.469566][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.469621][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9c1e08 [ 1329.469695][ T32] r4:00000000 [ 1329.469720][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1329.469762][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.469803][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.469849][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85078a40 [ 1329.469874][ T32] r4:00000000 [ 1329.491109][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.491513][ T32] r9:83018005 r8:850d0000 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1329.491610][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.491726][ T32] r5:00001000 r4:e06b3000 [ 1329.491809][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.491911][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.492016][ T32] r5:84bceb8c r4:84bce800 [ 1329.492087][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.492221][ T32] r7:dddced40 r6:83018000 r5:84bceb8c r4:85075380 [ 1329.492289][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.492407][ T32] r10:61c88647 r9:850d0000 r8:850753ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.492469][ T32] r4:85075380 [ 1329.492519][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.492631][ T32] r10:00000000 r9:85075380 r8:8027ecf4 r7:ea9ade60 r6:847a2000 r5:850d0000 [ 1329.492687][ T32] r4:00000001 [ 1329.492736][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.492822][ T32] Exception stack(0xea9c1fb0 to 0xea9c1ff8) [ 1329.492894][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.492967][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.493037][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.493131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.493203][ T32] r4:85078780 [ 1329.493977][ T32] INFO: task kworker/0:94:3962 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1329.494058][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.494293][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.494486][ T32] Call trace: [ 1329.494576][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1329.494717][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1329.494776][ T32] r4:00000000 [ 1329.494819][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.494900][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1329.494970][ T32] dd20: df5ac000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1329.495063][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1329.495119][ T32] dd60: 80070013 ffffffff [ 1329.495185][ T32] r5:80070013 r4:80239bb0 [ 1329.495236][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.495331][ T32] r4:82ac11e4 [ 1329.495376][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.495473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1329.495524][ T32] r4:e044ddc0 [ 1329.495569][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.495669][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1329.495725][ T32] r4:00000000 [ 1329.495770][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.495890][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1329.495975][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.496081][ T32] r5:00001000 r4:dfdd1000 [ 1329.496128][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.496235][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.496330][ T32] r5:84be3b8c r4:84be3800 [ 1329.496384][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.496535][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1329.496605][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.496714][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.496772][ T32] r4:847a6d80 [ 1329.496842][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.496959][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1329.497013][ T32] r4:00000001 [ 1329.497063][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.497144][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1329.497221][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.497290][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.497350][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.497409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.497462][ T32] r4:84789140 [ 1329.497517][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.497623][ T32] INFO: task kworker/0:95:3964 blocked for more than 455 seconds. [ 1329.497705][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.497791][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.497846][ T32] task:kworker/0:95 state:D stack:0 pid:3964 tgid:3964 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.497976][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.498094][ T32] Call trace: [ 1329.498218][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1329.498353][ T32] r10:829189c0 r9:ea9c9d84 r8:00000002 r7:60000013 r6:ea9c9d8c r5:850d1800 [ 1329.498411][ T32] r4:850d1800 [ 1329.498478][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1329.498603][ T32] r5:850d1800 r4:829189bc [ 1329.498658][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.498753][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.498862][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9c9e08 [ 1329.498919][ T32] r4:00000000 [ 1329.498989][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1329.499082][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.499181][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.499283][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85078cc0 [ 1329.499338][ T32] r4:00000000 [ 1329.499403][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.499518][ T32] r9:83018005 r8:850d1800 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1329.499573][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.499667][ T32] r5:00001000 r4:e06d3000 [ 1329.499732][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.499839][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.521714][ T32] r5:84bcf38c r4:84bcf000 [ 1329.521816][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.521970][ T32] r7:dddced40 r6:83018000 r5:84bcf38c r4:85075400 [ 1329.522023][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.522142][ T32] r10:61c88647 r9:850d1800 r8:8507542c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.522249][ T32] r4:85075400 [ 1329.522320][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.522456][ T32] r10:00000000 r9:85075400 r8:8027ecf4 r7:ea9ade60 r6:847a2080 r5:850d1800 [ 1329.522519][ T32] r4:00000001 [ 1329.522569][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.522659][ T32] Exception stack(0xea9c9fb0 to 0xea9c9ff8) [ 1329.522731][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.522820][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.522910][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.522991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.523049][ T32] r4:850788c0 [ 1329.523816][ T32] INFO: task kworker/0:95:3964 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1329.523900][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.524088][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.524202][ T32] Call trace: [ 1329.524291][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1329.524442][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1329.524516][ T32] r4:00000000 [ 1329.524564][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.524655][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1329.524723][ T32] dd20: df638000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1329.524793][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1329.524843][ T32] dd60: 80070013 ffffffff [ 1329.524894][ T32] r5:80070013 r4:80239bb0 [ 1329.524939][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.525036][ T32] r4:82ac11e4 [ 1329.525081][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.525211][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1329.525302][ T32] r4:e044ddc0 [ 1329.525359][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.525457][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1329.525528][ T32] r4:00000000 [ 1329.525581][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.525688][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1329.525744][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.525836][ T32] r5:00001000 r4:dfdd1000 [ 1329.525885][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.525976][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.526062][ T32] r5:84be3b8c r4:84be3800 [ 1329.526192][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.526339][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1329.526396][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.526555][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.526640][ T32] r4:847a6d80 [ 1329.526713][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.526829][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1329.526886][ T32] r4:00000001 [ 1329.526954][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.527065][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1329.527139][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.527222][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.527305][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.527382][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.527443][ T32] r4:84789140 [ 1329.527501][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.527570][ T32] INFO: task kworker/0:96:3966 blocked for more than 456 seconds. [ 1329.527647][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.527721][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.527805][ T32] task:kworker/0:96 state:D stack:0 pid:3966 tgid:3966 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.527929][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.528023][ T32] Call trace: [ 1329.528110][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1329.528246][ T32] r10:829189c0 r9:ea9d1d84 r8:00000002 r7:60000113 r6:ea9d1d8c r5:850d2400 [ 1329.528321][ T32] r4:850d2400 [ 1329.528381][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1329.528482][ T32] r5:850d2400 r4:829189bc [ 1329.528533][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.528629][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.528743][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9d1e08 [ 1329.528816][ T32] r4:00000000 [ 1329.528872][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1329.528963][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.529051][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.529177][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85078e40 [ 1329.529243][ T32] r4:00000000 [ 1329.529291][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.529427][ T32] r9:83018005 r8:850d2400 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 [ 1329.529491][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.529592][ T32] r5:00001000 r4:df97d000 [ 1329.529642][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.529733][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.529827][ T32] r5:84bcf78c r4:84bcf400 [ 1329.561483][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.561889][ T32] r7:dddced40 r6:83018000 r5:84bcf78c r4:85075480 [ 1329.561955][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.562074][ T32] r10:61c88647 r9:850d2400 r8:850754ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.562155][ T32] r4:85075480 [ 1329.562367][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.562511][ T32] r10:00000000 r9:85075480 r8:8027ecf4 r7:ea9c9e60 r6:847a2100 r5:850d2400 [ 1329.562569][ T32] r4:00000001 [ 1329.562617][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.562693][ T32] Exception stack(0xea9d1fb0 to 0xea9d1ff8) [ 1329.562754][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.562820][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.562881][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.562945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.562999][ T32] r4:85078a00 [ 1329.563592][ T32] INFO: task kworker/0:96:3966 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1329.563684][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.563889][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.564035][ T32] Call trace: [ 1329.564130][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1329.564262][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1329.564320][ T32] r4:00000000 [ 1329.564367][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.564488][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1329.564569][ T32] dd20: df8c6000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1329.564638][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1329.564697][ T32] dd60: 80070013 ffffffff [ 1329.564772][ T32] r5:80070013 r4:80239bb0 [ 1329.564826][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.564931][ T32] r4:82ac11e4 [ 1329.564999][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.565144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1329.565270][ T32] r4:e044ddc0 [ 1329.565344][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.565463][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1329.565543][ T32] r4:00000000 [ 1329.565619][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.565731][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1329.565785][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.565879][ T32] r5:00001000 r4:dfdd1000 [ 1329.565950][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.566046][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.566156][ T32] r5:84be3b8c r4:84be3800 [ 1329.566262][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.566396][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1329.566472][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.566584][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.566663][ T32] r4:847a6d80 [ 1329.566692][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.566771][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1329.566800][ T32] r4:00000001 [ 1329.566822][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.566863][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1329.566919][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.566955][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.566986][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.567024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.567055][ T32] r4:84789140 [ 1329.567096][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.567134][ T32] INFO: task kworker/1:331:3972 blocked for more than 456 seconds. [ 1329.567173][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.567217][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.567245][ T32] task:kworker/1:331 state:D stack:0 pid:3972 tgid:3972 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.567419][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.567513][ T32] Call trace: [ 1329.567581][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1329.567664][ T32] r10:829189c0 r9:ea9cdd84 r8:00000002 r7:60000013 r6:ea9cdd8c r5:850d3c00 [ 1329.567695][ T32] r4:850d3c00 [ 1329.567741][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1329.567791][ T32] r5:850d3c00 r4:829189bc [ 1329.567814][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.567858][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.567934][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9cde08 [ 1329.567987][ T32] r4:00000000 [ 1329.568011][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1329.568053][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.568094][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.568143][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85027480 [ 1329.568169][ T32] r4:00000000 [ 1329.568190][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.568237][ T32] r9:83018205 r8:850d3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1329.568259][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.568301][ T32] r5:00001000 r4:dfdbd000 [ 1329.568322][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.568390][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.568445][ T32] r5:8509fb8c r4:8509f800 [ 1329.568491][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.568599][ T32] r7:ddde2d40 r6:83018200 r5:8509fb8c r4:847a2180 [ 1329.568626][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.568702][ T32] r10:61c88647 r9:850d3c00 r8:847a21ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.568756][ T32] r4:847a2180 [ 1329.568785][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.568909][ T32] r10:00000000 r9:847a2180 r8:8027ecf4 r7:e069de60 r6:847a2200 r5:850d3c00 [ 1329.568967][ T32] r4:00000001 [ 1329.569011][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.569095][ T32] Exception stack(0xea9cdfb0 to 0xea9cdff8) [ 1329.569182][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.569229][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.569271][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.569308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.569357][ T32] r4:8507ef40 [ 1329.569692][ T32] INFO: task kworker/1:331:3972 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1329.569737][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.569834][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.569880][ T32] Call trace: [ 1329.592855][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1329.593050][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1329.593082][ T32] r4:00000000 [ 1329.593149][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.593210][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1329.593253][ T32] dd20: dfce9000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1329.593288][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1329.593363][ T32] dd60: 80070013 ffffffff [ 1329.593399][ T32] r5:80070013 r4:80239bb0 [ 1329.593449][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.593555][ T32] r4:82ac11e4 [ 1329.593622][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.593721][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1329.593771][ T32] r4:e044ddc0 [ 1329.593829][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.593931][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1329.593979][ T32] r4:00000000 [ 1329.594053][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.594155][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1329.594242][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.594354][ T32] r5:00001000 r4:dfdd1000 [ 1329.594437][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.594535][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.594587][ T32] r5:84be3b8c r4:84be3800 [ 1329.594610][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.594684][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1329.594744][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.594803][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.594878][ T32] r4:847a6d80 [ 1329.594917][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.595006][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1329.595044][ T32] r4:00000001 [ 1329.595066][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.595128][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1329.595162][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.595203][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.595234][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.595268][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.595317][ T32] r4:84789140 [ 1329.595377][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.595415][ T32] INFO: task kworker/1:332:3973 blocked for more than 456 seconds. [ 1329.595452][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.595481][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.595506][ T32] task:kworker/1:332 state:D stack:0 pid:3973 tgid:3973 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.595594][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.595690][ T32] Call trace: [ 1329.595760][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1329.595868][ T32] r10:829189c0 r9:e8945d84 r8:00000002 r7:60000013 r6:e8945d8c r5:850d4800 [ 1329.595947][ T32] r4:850d4800 [ 1329.595981][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1329.596030][ T32] r5:850d4800 r4:829189bc [ 1329.596051][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.596134][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.596196][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8945e08 [ 1329.596221][ T32] r4:00000000 [ 1329.596257][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1329.596303][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.596344][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.596417][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8473d000 [ 1329.596464][ T32] r4:00000000 [ 1329.596488][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.596560][ T32] r9:83018205 r8:850d4800 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1329.596611][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.596691][ T32] r5:00001000 r4:dfb13000 [ 1329.596717][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.596760][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.596807][ T32] r5:8509ef8c r4:8509ec00 [ 1329.596828][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.596900][ T32] r7:ddde2d40 r6:83018200 r5:8509ef8c r4:847a2280 [ 1329.596927][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.597025][ T32] r10:61c88647 r9:850d4800 r8:847a22ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.597054][ T32] r4:847a2280 [ 1329.597114][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.597196][ T32] r10:00000000 r9:847a2280 r8:8027ecf4 r7:ea9cde60 r6:847a2300 r5:850d4800 [ 1329.597225][ T32] r4:00000001 [ 1329.597256][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.597313][ T32] Exception stack(0xe8945fb0 to 0xe8945ff8) [ 1329.597372][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.597418][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.597474][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.597511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.597535][ T32] r4:8507ef40 [ 1329.597944][ T32] INFO: task kworker/1:332:3973 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1329.597982][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.598098][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.598190][ T32] Call trace: [ 1329.598267][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1329.598327][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1329.598376][ T32] r4:00000000 [ 1329.598429][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.598477][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1329.598511][ T32] dd20: dfce9000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1329.598567][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1329.598599][ T32] dd60: 80070013 ffffffff [ 1329.598625][ T32] r5:80070013 r4:80239bb0 [ 1329.598646][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.598715][ T32] r4:82ac11e4 [ 1329.598766][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.598818][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1329.598842][ T32] r4:e044ddc0 [ 1329.598863][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.598911][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1329.598935][ T32] r4:00000000 [ 1329.598955][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.599002][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1329.599030][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.599076][ T32] r5:00001000 r4:dfdd1000 [ 1329.599098][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.599164][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.599219][ T32] r5:84be3b8c r4:84be3800 [ 1329.599275][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.599329][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1329.599390][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.599462][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.599492][ T32] r4:847a6d80 [ 1329.599537][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.599592][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1329.599616][ T32] r4:00000001 [ 1329.599661][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.599704][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1329.599758][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.599818][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.599851][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.599886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.610478][ T32] r4:84789140 [ 1329.610596][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.610653][ T32] INFO: task kworker/1:333:3976 blocked for more than 456 seconds. [ 1329.610694][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.610723][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.610747][ T32] task:kworker/1:333 state:D stack:0 pid:3976 tgid:3976 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.610841][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.610957][ T32] Call trace: [ 1329.611023][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1329.611088][ T32] r10:829189c0 r9:e078dd84 r8:00000002 r7:60000013 r6:e078dd8c r5:850d5400 [ 1329.611138][ T32] r4:850d5400 [ 1329.611172][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1329.611265][ T32] r5:850d5400 r4:829189bc [ 1329.611315][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.611370][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.611424][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e078de08 [ 1329.611466][ T32] r4:00000000 [ 1329.611515][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1329.611586][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.611634][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.611683][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85027040 [ 1329.611708][ T32] r4:00000000 [ 1329.611730][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.611782][ T32] r9:83018205 r8:850d5400 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1329.611806][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.611875][ T32] r5:00001000 r4:dfcef000 [ 1329.611901][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.611945][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.611994][ T32] r5:8509f38c r4:8509f000 [ 1329.612017][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.612066][ T32] r7:ddde2d40 r6:83018200 r5:8509f38c r4:847a2380 [ 1329.612088][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.612138][ T32] r10:61c88647 r9:850d5400 r8:847a23ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.612189][ T32] r4:847a2380 [ 1329.612273][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.612329][ T32] r10:00000000 r9:847a2380 r8:8027ecf4 r7:ea9cde60 r6:847a2400 r5:850d5400 [ 1329.612363][ T32] r4:00000001 [ 1329.612409][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.612508][ T32] Exception stack(0xe078dfb0 to 0xe078dff8) [ 1329.612622][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.612690][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.612752][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.612816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.612883][ T32] r4:85027080 [ 1329.613333][ T32] INFO: task kworker/1:333:3976 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1329.613376][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.613547][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.613636][ T32] Call trace: [ 1329.613704][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1329.613826][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1329.613893][ T32] r4:00000000 [ 1329.613935][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.614021][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1329.614093][ T32] dd20: dfce9000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1329.614200][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1329.614261][ T32] dd60: 80070013 ffffffff [ 1329.614315][ T32] r5:80070013 r4:80239bb0 [ 1329.614350][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.614399][ T32] r4:82ac11e4 [ 1329.614456][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.614513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1329.614541][ T32] r4:e044ddc0 [ 1329.614633][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.614709][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1329.614779][ T32] r4:00000000 [ 1329.614827][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.614879][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1329.614902][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.614947][ T32] r5:00001000 r4:dfdd1000 [ 1329.614968][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.615011][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.615054][ T32] r5:84be3b8c r4:84be3800 [ 1329.615092][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.615192][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1329.615243][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.615329][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.615412][ T32] r4:847a6d80 [ 1329.615438][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.615515][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1329.615549][ T32] r4:00000001 [ 1329.615570][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.615610][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1329.615640][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.615671][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.615704][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.615738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.615761][ T32] r4:84789140 [ 1329.615783][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.615837][ T32] INFO: task kworker/1:334:3978 blocked for more than 456 seconds. [ 1329.615877][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.615904][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.615950][ T32] task:kworker/1:334 state:D stack:0 pid:3978 tgid:3978 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.616010][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.616093][ T32] Call trace: [ 1329.616131][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1329.616210][ T32] r10:829189c0 r9:e48add84 r8:00000002 r7:60000013 r6:e48add8c r5:850d6000 [ 1329.616239][ T32] r4:850d6000 [ 1329.616260][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1329.616305][ T32] r5:850d6000 r4:829189bc [ 1329.616350][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.616422][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.616484][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e48ade08 [ 1329.616509][ T32] r4:00000000 [ 1329.616530][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1329.616571][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.616625][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.616675][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85027300 [ 1329.616701][ T32] r4:00000000 [ 1329.616766][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.616817][ T32] r9:83018205 r8:850d6000 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1329.616841][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.616884][ T32] r5:00001000 r4:dfd45000 [ 1329.616951][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.617004][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.617051][ T32] r5:8509f78c r4:8509f400 [ 1329.617089][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.617166][ T32] r7:ddde2d40 r6:83018200 r5:8509f78c r4:847a2480 [ 1329.617208][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.617286][ T32] r10:61c88647 r9:850d6000 r8:847a24ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.617321][ T32] r4:847a2480 [ 1329.617342][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.617431][ T32] r10:00000000 r9:847a2480 r8:8027ecf4 r7:ea9cde60 r6:847a2500 r5:850d6000 [ 1329.617461][ T32] r4:00000001 [ 1329.617507][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.617587][ T32] Exception stack(0xe48adfb0 to 0xe48adff8) [ 1329.617651][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.617687][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.617716][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.617748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.617774][ T32] r4:85027240 [ 1329.618033][ T32] INFO: task kworker/1:334:3978 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1329.618096][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.618236][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.618335][ T32] Call trace: [ 1329.618368][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1329.618422][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1329.618521][ T32] r4:00000000 [ 1329.618547][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.618591][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1329.618625][ T32] dd20: dfce9000 dfd6b000 00000001 80239b98 7f841000 00000001 82ac11c4 82ac05a0 [ 1329.618682][ T32] dd40: 7f841000 dfd6b000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1329.618726][ T32] dd60: 80070013 ffffffff [ 1329.618755][ T32] r5:80070013 r4:80239bb0 [ 1329.618777][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.618821][ T32] r4:82ac11e4 [ 1329.618865][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.618917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1329.618942][ T32] r4:e044ddc0 [ 1329.618978][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.619084][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84789440 [ 1329.619133][ T32] r4:00000000 [ 1329.619202][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.619312][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1329.619390][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.619444][ T32] r5:00001000 r4:dfdd1000 [ 1329.619470][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.619513][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.619556][ T32] r5:84be3b8c r4:84be3800 [ 1329.619576][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.619622][ T32] r7:ddde2d40 r6:83018200 r5:84be3b8c r4:847a6d80 [ 1329.619643][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.619717][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.619770][ T32] r4:847a6d80 [ 1329.619795][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.641170][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1329.641308][ T32] r4:00000001 [ 1329.641340][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.641434][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1329.641501][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.641617][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.641676][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.641739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.641767][ T32] r4:84789140 [ 1329.641795][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.641829][ T32] INFO: task kworker/0:97:3979 blocked for more than 456 seconds. [ 1329.641868][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.641901][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.641927][ T32] task:kworker/0:97 state:D stack:0 pid:3979 tgid:3979 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.641993][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.642087][ T32] Call trace: [ 1329.642127][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1329.642221][ T32] r10:829189c0 r9:e07ddd84 r8:00000002 r7:60000113 r6:e07ddd8c r5:850d6c00 [ 1329.642299][ T32] r4:850d6c00 [ 1329.642326][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1329.642374][ T32] r5:850d6c00 r4:829189bc [ 1329.642395][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.642439][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.642491][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07dde08 [ 1329.642539][ T32] r4:00000000 [ 1329.642564][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1329.642632][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.642682][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.642731][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507ab80 [ 1329.642807][ T32] r4:00000000 [ 1329.642841][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.642891][ T32] r9:83018005 r8:850d6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1329.642939][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.643001][ T32] r5:00001000 r4:e0755000 [ 1329.643026][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.643070][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.643115][ T32] r5:84bcff8c r4:84bcfc00 [ 1329.643136][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.643190][ T32] r7:dddced40 r6:83018000 r5:84bcff8c r4:85075500 [ 1329.643241][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.643303][ T32] r10:61c88647 r9:850d6c00 r8:8507552c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.643352][ T32] r4:85075500 [ 1329.643384][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.643501][ T32] r10:00000000 r9:85075500 r8:8027ecf4 r7:ea9d1e60 r6:847a2580 r5:850d6c00 [ 1329.643555][ T32] r4:00000001 [ 1329.643621][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.643703][ T32] Exception stack(0xe07ddfb0 to 0xe07ddff8) [ 1329.643758][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.643818][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.643894][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.644009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.644093][ T32] r4:85078dc0 [ 1329.644628][ T32] INFO: task kworker/0:97:3979 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1329.644676][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.644740][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.644832][ T32] Call trace: [ 1329.644889][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1329.644949][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1329.644977][ T32] r4:00000000 [ 1329.645081][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.645182][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1329.645263][ T32] dd20: 7fb43000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1329.645352][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1329.645441][ T32] dd60: 90070013 ffffffff [ 1329.645540][ T32] r5:90070013 r4:80239bb0 [ 1329.645606][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.645714][ T32] r4:82ac11e4 [ 1329.645769][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.645864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1329.645915][ T32] r4:e044ddc0 [ 1329.645959][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.646054][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1329.646128][ T32] r4:00000000 [ 1329.646205][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.646308][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1329.646359][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.646443][ T32] r5:00001000 r4:ee5d1000 [ 1329.646506][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.646613][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.646711][ T32] r5:8495af8c r4:8495ac00 [ 1329.646755][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.646813][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1329.646859][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.646915][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.646939][ T32] r4:847a6d80 [ 1329.646959][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.647009][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1329.647033][ T32] r4:00000001 [ 1329.647053][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.647090][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1329.647119][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.647150][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.647185][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.647309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.647357][ T32] r4:84789140 [ 1329.647406][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.647444][ T32] INFO: task kworker/0:98:3981 blocked for more than 456 seconds. [ 1329.647478][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.647506][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.647529][ T32] task:kworker/0:98 state:D stack:0 pid:3981 tgid:3981 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.647617][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.647684][ T32] Call trace: [ 1329.647753][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1329.647806][ T32] r10:829189c0 r9:e48b5d84 r8:00000002 r7:60000113 r6:e48b5d8c r5:850d3000 [ 1329.647857][ T32] r4:850d3000 [ 1329.647880][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1329.647926][ T32] r5:850d3000 r4:829189bc [ 1329.647947][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.647988][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.648038][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e48b5e08 [ 1329.648063][ T32] r4:00000000 [ 1329.648083][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1329.648148][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.648204][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.648282][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507ad80 [ 1329.648317][ T32] r4:00000000 [ 1329.648339][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.648387][ T32] r9:83018005 r8:850d3000 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1329.648426][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.648474][ T32] r5:00001000 r4:e0747000 [ 1329.648519][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.648591][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.648640][ T32] r5:84bcfb8c r4:84bcf800 [ 1329.648687][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.648737][ T32] r7:dddced40 r6:83018000 r5:84bcfb8c r4:85075580 [ 1329.648760][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.648837][ T32] r10:61c88647 r9:850d3000 r8:850755ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.648874][ T32] r4:85075580 [ 1329.648919][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.649001][ T32] r10:00000000 r9:85075580 r8:8027ecf4 r7:e07dde60 r6:847a2600 r5:850d3000 [ 1329.649029][ T32] r4:00000001 [ 1329.649050][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.649088][ T32] Exception stack(0xe48b5fb0 to 0xe48b5ff8) [ 1329.649152][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.649194][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.649373][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.649410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.649434][ T32] r4:8507bfc0 [ 1329.649698][ T32] INFO: task kworker/0:98:3981 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1329.649763][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.649920][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.680925][ T32] Call trace: [ 1329.680978][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1329.681088][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1329.681120][ T32] r4:00000000 [ 1329.681143][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.681218][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1329.681287][ T32] dd20: 7ff4c000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1329.681327][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1329.681378][ T32] dd60: 90070013 ffffffff [ 1329.681427][ T32] r5:90070013 r4:80239bb0 [ 1329.681478][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.681540][ T32] r4:82ac11e4 [ 1329.681563][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.681613][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1329.681644][ T32] r4:e044ddc0 [ 1329.681667][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.681718][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1329.681743][ T32] r4:00000000 [ 1329.681803][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.681859][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1329.681883][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.681932][ T32] r5:00001000 r4:ee5d1000 [ 1329.681954][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.681999][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.682044][ T32] r5:8495af8c r4:8495ac00 [ 1329.682066][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.682116][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1329.682139][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.682251][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.682281][ T32] r4:847a6d80 [ 1329.682304][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.682357][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1329.682381][ T32] r4:00000001 [ 1329.682402][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.682465][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1329.682498][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.682529][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.682559][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.682590][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.682659][ T32] r4:84789140 [ 1329.682689][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.682721][ T32] INFO: task kworker/1:335:3982 blocked for more than 456 seconds. [ 1329.682781][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.682813][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.682839][ T32] task:kworker/1:335 state:D stack:0 pid:3982 tgid:3982 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.682926][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.682969][ T32] Call trace: [ 1329.683000][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1329.683052][ T32] r10:829189c0 r9:e48edd84 r8:00000002 r7:60000113 r6:e48edd8c r5:850cd400 [ 1329.683075][ T32] r4:850cd400 [ 1329.683096][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1329.683141][ T32] r5:850cd400 r4:829189bc [ 1329.683191][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.683239][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.683303][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e48ede08 [ 1329.683359][ T32] r4:00000000 [ 1329.683385][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1329.683429][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.683469][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.683515][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850277c0 [ 1329.683551][ T32] r4:00000000 [ 1329.683576][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.683624][ T32] r9:83018205 r8:850cd400 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1329.683646][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.683705][ T32] r5:00001000 r4:dfe0d000 [ 1329.683731][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.683798][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.683846][ T32] r5:8509ff8c r4:8509fc00 [ 1329.683963][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.684016][ T32] r7:ddde2d40 r6:83018200 r5:8509ff8c r4:847a2680 [ 1329.684039][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.684089][ T32] r10:61c88647 r9:850cd400 r8:847a26ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.684112][ T32] r4:847a2680 [ 1329.684132][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.684180][ T32] r10:00000000 r9:847a2680 r8:8027ecf4 r7:ea9cde60 r6:847a2700 r5:850cd400 [ 1329.684210][ T32] r4:00000001 [ 1329.684256][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.684299][ T32] Exception stack(0xe48edfb0 to 0xe48edff8) [ 1329.684329][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.684362][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.684392][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.684423][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.684446][ T32] r4:85027540 [ 1329.684856][ T32] INFO: task kworker/1:335:3982 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1329.684894][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.684954][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.685021][ T32] Call trace: [ 1329.685136][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1329.685199][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1329.685226][ T32] r4:00000000 [ 1329.685246][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.685290][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1329.685348][ T32] dd20: 7ff4c000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1329.685423][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1329.685477][ T32] dd60: 90070013 ffffffff [ 1329.685506][ T32] r5:90070013 r4:80239bb0 [ 1329.685562][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.685630][ T32] r4:82ac11e4 [ 1329.685675][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.685735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1329.685784][ T32] r4:e044ddc0 [ 1329.685815][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.685918][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1329.685977][ T32] r4:00000000 [ 1329.686019][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.686114][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1329.686161][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.686283][ T32] r5:00001000 r4:ee5d1000 [ 1329.686327][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.686430][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.686532][ T32] r5:8495af8c r4:8495ac00 [ 1329.686558][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.686608][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1329.686630][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.686682][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.686706][ T32] r4:847a6d80 [ 1329.686728][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.686779][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1329.686853][ T32] r4:00000001 [ 1329.686878][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.686918][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1329.686947][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.686978][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.687009][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.687044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.687090][ T32] r4:84789140 [ 1329.687118][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.687147][ T32] INFO: task kworker/1:336:3983 blocked for more than 456 seconds. [ 1329.687179][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.687216][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.687239][ T32] task:kworker/1:336 state:D stack:0 pid:3983 tgid:3983 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.687288][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.687331][ T32] Call trace: [ 1329.687363][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1329.687415][ T32] r10:829189c0 r9:e48fdd84 r8:00000002 r7:60000013 r6:e48fdd8c r5:850e0000 [ 1329.687440][ T32] r4:850e0000 [ 1329.687461][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1329.687505][ T32] r5:850e0000 r4:829189bc [ 1329.687527][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.687570][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.687684][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e48fde08 [ 1329.687713][ T32] r4:00000000 [ 1329.687734][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1329.687799][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.687845][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.687892][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85027900 [ 1329.687916][ T32] r4:00000000 [ 1329.687936][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.687983][ T32] r9:83018205 r8:850e0000 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1329.688007][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.688050][ T32] r5:00001000 r4:e0051000 [ 1329.688089][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.688161][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.688214][ T32] r5:84328f8c r4:84328c00 [ 1329.688235][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.688286][ T32] r7:ddde2d40 r6:83018200 r5:84328f8c r4:847a2800 [ 1329.688387][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.688443][ T32] r10:61c88647 r9:850e0000 r8:847a282c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.688469][ T32] r4:847a2800 [ 1329.688499][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.688568][ T32] r10:00000000 r9:847a2800 r8:8027ecf4 r7:e48ede60 r6:847a2880 r5:850e0000 [ 1329.688627][ T32] r4:00000001 [ 1329.688672][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.688714][ T32] Exception stack(0xe48fdfb0 to 0xe48fdff8) [ 1329.688744][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.688775][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.688805][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.688864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.688899][ T32] r4:85027700 [ 1329.689209][ T32] INFO: task kworker/1:336:3983 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1329.689280][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.689385][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.689510][ T32] Call trace: [ 1329.689549][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1329.689631][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1329.689660][ T32] r4:00000000 [ 1329.689682][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.689723][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1329.689757][ T32] dd20: 7ff4c000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1329.689789][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1329.689915][ T32] dd60: 90070013 ffffffff [ 1329.716422][ T32] r5:80070013 r4:80239bb0 [ 1329.716482][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.716571][ T32] r4:82ac11e4 [ 1329.716601][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.716678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1329.716711][ T32] r4:e044ddc0 [ 1329.716748][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.716802][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1329.716827][ T32] r4:00000000 [ 1329.716873][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.716953][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1329.717005][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.717057][ T32] r5:00001000 r4:ee5d1000 [ 1329.717079][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.717122][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.717168][ T32] r5:8495af8c r4:8495ac00 [ 1329.717196][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.717271][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1329.717347][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.717403][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.717452][ T32] r4:847a6d80 [ 1329.717478][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.717530][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1329.717554][ T32] r4:00000001 [ 1329.717574][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.717613][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1329.717647][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.717680][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.717709][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.717766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.717819][ T32] r4:84789140 [ 1329.717848][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.717880][ T32] INFO: task kworker/1:337:3985 blocked for more than 456 seconds. [ 1329.717941][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.717973][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.717998][ T32] task:kworker/1:337 state:D stack:0 pid:3985 tgid:3985 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.718073][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.718130][ T32] Call trace: [ 1329.718198][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1329.718273][ T32] r10:829189c0 r9:e48d9d84 r8:00000002 r7:60000113 r6:e48d9d8c r5:850e0c00 [ 1329.718299][ T32] r4:850e0c00 [ 1329.718321][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1329.718366][ T32] r5:850e0c00 r4:829189bc [ 1329.718412][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.718460][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.718514][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e48d9e08 [ 1329.718538][ T32] r4:00000000 [ 1329.718559][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1329.718601][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.718666][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.718749][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85027ac0 [ 1329.718778][ T32] r4:00000000 [ 1329.718800][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.718848][ T32] r9:83018205 r8:850e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1329.718870][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.718915][ T32] r5:00001000 r4:e0469000 [ 1329.718937][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.718980][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.719049][ T32] r5:850ac38c r4:850ac000 [ 1329.719089][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.719139][ T32] r7:ddde2d40 r6:83018200 r5:850ac38c r4:847a2780 [ 1329.719163][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.719228][ T32] r10:61c88647 r9:850e0c00 r8:847a27ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.719254][ T32] r4:847a2780 [ 1329.719278][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.719379][ T32] r10:00000000 r9:847a2780 r8:8027ecf4 r7:e48fde60 r6:847a2900 r5:850e0c00 [ 1329.719433][ T32] r4:00000001 [ 1329.719496][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.719601][ T32] Exception stack(0xe48d9fb0 to 0xe48d9ff8) [ 1329.719679][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.719746][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.719782][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.719848][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.719991][ T32] r4:85027840 [ 1329.726258][ T32] INFO: task kworker/1:337:3985 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1329.726340][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.726483][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.726580][ T32] Call trace: [ 1329.726618][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1329.726684][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1329.726711][ T32] r4:00000000 [ 1329.726781][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.726833][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1329.726870][ T32] dd20: 803b4000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1329.726903][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1329.726929][ T32] dd60: 80070013 ffffffff [ 1329.726956][ T32] r5:80070013 r4:80239bb0 [ 1329.726978][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.727033][ T32] r4:82ac11e4 [ 1329.727086][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.727151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1329.727179][ T32] r4:e044ddc0 [ 1329.727235][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.727291][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1329.727393][ T32] r4:00000000 [ 1329.727420][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.727475][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1329.727500][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.727546][ T32] r5:00001000 r4:ee5d1000 [ 1329.727579][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.727628][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.727698][ T32] r5:8495af8c r4:8495ac00 [ 1329.727724][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.727802][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1329.727901][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.727956][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.728005][ T32] r4:847a6d80 [ 1329.728031][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.728084][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1329.728166][ T32] r4:00000001 [ 1329.728197][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.728239][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1329.728269][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.728324][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.728357][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.728403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.728489][ T32] r4:84789140 [ 1329.728529][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.728654][ T32] INFO: task kworker/1:338:3987 blocked for more than 456 seconds. [ 1329.728697][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.728750][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.728836][ T32] task:kworker/1:338 state:D stack:0 pid:3987 tgid:3987 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.728897][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.728981][ T32] Call trace: [ 1329.729116][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1329.729240][ T32] r10:829189c0 r9:e8915d84 r8:00000002 r7:60000013 r6:e8915d8c r5:850e1800 [ 1329.729297][ T32] r4:850e1800 [ 1329.729366][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1329.729429][ T32] r5:850e1800 r4:829189bc [ 1329.729457][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.729504][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.729580][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8915e08 [ 1329.729621][ T32] r4:00000000 [ 1329.729669][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1329.729716][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.729757][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.729805][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85027c40 [ 1329.729845][ T32] r4:00000000 [ 1329.729950][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.750969][ T32] r9:83018205 r8:850e1800 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1329.751070][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.751155][ T32] r5:00001000 r4:e0499000 [ 1329.751179][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.751234][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.751306][ T32] r5:850ac78c r4:850ac400 [ 1329.751335][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.751389][ T32] r7:ddde2d40 r6:83018200 r5:850ac78c r4:847a2980 [ 1329.751413][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.751492][ T32] r10:61c88647 r9:850e1800 r8:847a29ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.751546][ T32] r4:847a2980 [ 1329.751598][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.751682][ T32] r10:00000000 r9:847a2980 r8:8027ecf4 r7:e48d9e60 r6:847a2a00 r5:850e1800 [ 1329.751712][ T32] r4:00000001 [ 1329.751735][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.751777][ T32] Exception stack(0xe8915fb0 to 0xe8915ff8) [ 1329.751813][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.751846][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.751877][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.751936][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.751965][ T32] r4:85027540 [ 1329.752394][ T32] INFO: task kworker/1:338:3987 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1329.752461][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.752544][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.752646][ T32] Call trace: [ 1329.752699][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1329.752806][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1329.752859][ T32] r4:00000000 [ 1329.752900][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.752979][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1329.753105][ T32] dd20: 807b1000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1329.753208][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1329.753242][ T32] dd60: 80070013 ffffffff [ 1329.753270][ T32] r5:80070013 r4:80239bb0 [ 1329.753293][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.753341][ T32] r4:82ac11e4 [ 1329.753362][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.753464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1329.753515][ T32] r4:e044ddc0 [ 1329.753559][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.753651][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1329.753715][ T32] r4:00000000 [ 1329.753839][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.753945][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1329.753994][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.754089][ T32] r5:00001000 r4:ee5d1000 [ 1329.754148][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.754230][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.754289][ T32] r5:8495af8c r4:8495ac00 [ 1329.754315][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.754365][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1329.754386][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.754436][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.754460][ T32] r4:847a6d80 [ 1329.754481][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.754531][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1329.754605][ T32] r4:00000001 [ 1329.754631][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.754670][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1329.754725][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.754788][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.754822][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.754901][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.754952][ T32] r4:84789140 [ 1329.754979][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.755013][ T32] INFO: task kworker/1:339:3990 blocked for more than 456 seconds. [ 1329.755051][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.755093][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.755119][ T32] task:kworker/1:339 state:D stack:0 pid:3990 tgid:3990 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.755189][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.755319][ T32] Call trace: [ 1329.755422][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1329.755530][ T32] r10:829189c0 r9:ea9d5d84 r8:00000002 r7:60000113 r6:ea9d5d8c r5:850e2400 [ 1329.755560][ T32] r4:850e2400 [ 1329.755601][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1329.755681][ T32] r5:850e2400 r4:829189bc [ 1329.755706][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.755752][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.755827][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9d5e08 [ 1329.755879][ T32] r4:00000000 [ 1329.755910][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1329.756008][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.756059][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.756107][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d3c00 [ 1329.756132][ T32] r4:00000000 [ 1329.756153][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.756204][ T32] r9:83018205 r8:850e2400 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1329.756242][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.756316][ T32] r5:00001000 r4:e04e7000 [ 1329.756341][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.756383][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.756451][ T32] r5:850ad38c r4:850ad000 [ 1329.756481][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.756527][ T32] r7:ddde2d40 r6:83018200 r5:850ad38c r4:847a2a80 [ 1329.756549][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.756624][ T32] r10:61c88647 r9:850e2400 r8:847a2aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.756652][ T32] r4:847a2a80 [ 1329.756685][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.756761][ T32] r10:00000000 r9:847a2a80 r8:8027ecf4 r7:e8915e60 r6:847a2b00 r5:850e2400 [ 1329.756789][ T32] r4:00000001 [ 1329.756809][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.756871][ T32] Exception stack(0xea9d5fb0 to 0xea9d5ff8) [ 1329.756930][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.756964][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.756993][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.757025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.757093][ T32] r4:85027a40 [ 1329.757380][ T32] INFO: task kworker/1:339:3990 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1329.757444][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.757550][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.757617][ T32] Call trace: [ 1329.757679][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1329.757735][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1329.757761][ T32] r4:00000000 [ 1329.757781][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.757851][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1329.757888][ T32] dd20: 807b1000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1329.757920][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1329.757945][ T32] dd60: 80070013 ffffffff [ 1329.757971][ T32] r5:80070013 r4:80239bb0 [ 1329.758006][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.758094][ T32] r4:82ac11e4 [ 1329.758120][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.758557][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1329.758726][ T32] r4:e044ddc0 [ 1329.759048][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.759158][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1329.759221][ T32] r4:00000000 [ 1329.759265][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.759362][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1329.759505][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.759608][ T32] r5:00001000 r4:ee5d1000 [ 1329.759657][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.759747][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.759839][ T32] r5:8495af8c r4:8495ac00 [ 1329.759886][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.759982][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1329.760139][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.782245][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.782358][ T32] r4:847a6d80 [ 1329.782410][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.782497][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1329.782524][ T32] r4:00000001 [ 1329.782547][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.782591][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1329.782627][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.782662][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.782693][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.782728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.782754][ T32] r4:84789140 [ 1329.783231][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.783344][ T32] INFO: task kworker/1:340:3992 blocked for more than 456 seconds. [ 1329.783385][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.783864][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.783894][ T32] task:kworker/1:340 state:D stack:0 pid:3992 tgid:3992 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.783985][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.784034][ T32] Call trace: [ 1329.784156][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1329.784584][ T32] r10:829189c0 r9:ea9ddd84 r8:00000002 r7:60000113 r6:ea9ddd8c r5:850e3000 [ 1329.784614][ T32] r4:850e3000 [ 1329.784856][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1329.784956][ T32] r5:850e3000 r4:829189bc [ 1329.784982][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.785027][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.785744][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9dde08 [ 1329.785844][ T32] r4:00000000 [ 1329.785869][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1329.785933][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.786019][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.786184][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85027d40 [ 1329.786218][ T32] r4:00000000 [ 1329.786255][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.786397][ T32] r9:83018205 r8:850e3000 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1329.786581][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.786658][ T32] r5:00001000 r4:e04b1000 [ 1329.786685][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.786778][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.786828][ T32] r5:850acb8c r4:850ac800 [ 1329.787104][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.787158][ T32] r7:ddde2d40 r6:83018200 r5:850acb8c r4:847a2b80 [ 1329.787181][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.787248][ T32] r10:61c88647 r9:850e3000 r8:847a2bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.787275][ T32] r4:847a2b80 [ 1329.787296][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.787346][ T32] r10:00000000 r9:847a2b80 r8:8027ecf4 r7:ea9d5e60 r6:847a2c00 r5:850e3000 [ 1329.787401][ T32] r4:00000001 [ 1329.787426][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.787466][ T32] Exception stack(0xea9ddfb0 to 0xea9ddff8) [ 1329.787496][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.787577][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.787872][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.787909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.787935][ T32] r4:85027a40 [ 1329.788353][ T32] INFO: task kworker/1:340:3992 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1329.788393][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.788516][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.788597][ T32] Call trace: [ 1329.788647][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1329.788706][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1329.788732][ T32] r4:00000000 [ 1329.788753][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.789578][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1329.789918][ T32] dd20: 808b3000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1329.811003][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1329.811140][ T32] dd60: 80070013 ffffffff [ 1329.811217][ T32] r5:80070013 r4:80239bb0 [ 1329.811281][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.811432][ T32] r4:82ac11e4 [ 1329.811485][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.811612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1329.811684][ T32] r4:e044ddc0 [ 1329.811736][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.811846][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1329.811952][ T32] r4:00000000 [ 1329.812063][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.812198][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1329.812261][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.812373][ T32] r5:00001000 r4:ee5d1000 [ 1329.812431][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.812528][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.812654][ T32] r5:8495af8c r4:8495ac00 [ 1329.812719][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.812830][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1329.812900][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.813020][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.813081][ T32] r4:847a6d80 [ 1329.813132][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.813251][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1329.813334][ T32] r4:00000001 [ 1329.813403][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.813493][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1329.813612][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.813699][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.813772][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.813864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.813931][ T32] r4:84789140 [ 1329.813992][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.814062][ T32] INFO: task kworker/1:341:3994 blocked for more than 456 seconds. [ 1329.814221][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.814298][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.814379][ T32] task:kworker/1:341 state:D stack:0 pid:3994 tgid:3994 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.814523][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.814617][ T32] Call trace: [ 1329.814717][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1329.814836][ T32] r10:829189c0 r9:ea9e1d84 r8:00000002 r7:60000013 r6:ea9e1d8c r5:850e3c00 [ 1329.814898][ T32] r4:850e3c00 [ 1329.814962][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1329.815066][ T32] r5:850e3c00 r4:829189bc [ 1329.815194][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.815303][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.815450][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9e1e08 [ 1329.815537][ T32] r4:00000000 [ 1329.815593][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1329.815691][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.815783][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.815895][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85027f00 [ 1329.815979][ T32] r4:00000000 [ 1329.816062][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.816176][ T32] r9:83018205 r8:850e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1329.816234][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.816343][ T32] r5:00001000 r4:e04c7000 [ 1329.816410][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.816506][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.816601][ T32] r5:850acf8c r4:850acc00 [ 1329.816653][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.816760][ T32] r7:ddde2d40 r6:83018200 r5:850acf8c r4:847a2c80 [ 1329.816888][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.817018][ T32] r10:61c88647 r9:850e3c00 r8:847a2cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.817095][ T32] r4:847a2c80 [ 1329.817151][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.817280][ T32] r10:00000000 r9:847a2c80 r8:8027ecf4 r7:ea9d5e60 r6:847a2d00 r5:850e3c00 [ 1329.817353][ T32] r4:00000001 [ 1329.817426][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.817536][ T32] Exception stack(0xea9e1fb0 to 0xea9e1ff8) [ 1329.817609][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.817687][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.817773][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.817867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.817955][ T32] r4:85027d80 [ 1329.818716][ T32] INFO: task kworker/1:341:3994 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1329.818812][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.819039][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.819174][ T32] Call trace: [ 1329.819252][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1329.819402][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1329.819476][ T32] r4:00000000 [ 1329.819541][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.819641][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1329.819717][ T32] dd20: 80b67000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1329.819822][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1329.847357][ T32] dd60: 80070013 ffffffff [ 1329.847535][ T32] r5:80070013 r4:80239bb0 [ 1329.847597][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.847723][ T32] r4:82ac11e4 [ 1329.847811][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.847928][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1329.847980][ T32] r4:e044ddc0 [ 1329.848030][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.848139][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1329.848198][ T32] r4:00000000 [ 1329.848254][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.848380][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1329.848465][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.848570][ T32] r5:00001000 r4:ee5d1000 [ 1329.848623][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.848718][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.848821][ T32] r5:8495af8c r4:8495ac00 [ 1329.848885][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.849013][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1329.849077][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.849225][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.849294][ T32] r4:847a6d80 [ 1329.849359][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.849499][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1329.849570][ T32] r4:00000001 [ 1329.849620][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.849717][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1329.849808][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.857607][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.857766][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.857889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.857959][ T32] r4:84789140 [ 1329.858036][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.858134][ T32] INFO: task kworker/1:342:3996 blocked for more than 456 seconds. [ 1329.858264][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.858352][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.858415][ T32] task:kworker/1:342 state:D stack:0 pid:3996 tgid:3996 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.858549][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.858715][ T32] Call trace: [ 1329.858813][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1329.858939][ T32] r10:829189c0 r9:ea9e5d84 r8:00000002 r7:60000113 r6:ea9e5d8c r5:850e4800 [ 1329.859009][ T32] r4:850e4800 [ 1329.859063][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1329.859168][ T32] r5:850e4800 r4:829189bc [ 1329.859241][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.859360][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.859498][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9e5e08 [ 1329.859588][ T32] r4:00000000 [ 1329.859665][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1329.859767][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.859915][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.875137][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850830c0 [ 1329.875215][ T32] r4:00000000 [ 1329.875264][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.875403][ T32] r9:83018205 r8:850e4800 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1329.875461][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.875572][ T32] r5:00001000 r4:e04f5000 [ 1329.875626][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.875753][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.875858][ T32] r5:850ad78c r4:850ad400 [ 1329.875906][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.876007][ T32] r7:ddde2d40 r6:83018200 r5:850ad78c r4:847a2d80 [ 1329.876068][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.876183][ T32] r10:61c88647 r9:850e4800 r8:847a2dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.876252][ T32] r4:847a2d80 [ 1329.876330][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.876455][ T32] r10:00000000 r9:847a2d80 r8:8027ecf4 r7:ea9d5e60 r6:847a2e00 r5:850e4800 [ 1329.876537][ T32] r4:00000001 [ 1329.876611][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.876721][ T32] Exception stack(0xea9e5fb0 to 0xea9e5ff8) [ 1329.876808][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.876886][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.876958][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.877045][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.877106][ T32] r4:85083040 [ 1329.877861][ T32] INFO: task kworker/1:342:3996 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1329.877976][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.878191][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.878355][ T32] Call trace: [ 1329.878552][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1329.878687][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1329.878747][ T32] r4:00000000 [ 1329.878797][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.878911][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1329.878994][ T32] dd20: 810b4000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1329.879087][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1329.879162][ T32] dd60: 80070013 ffffffff [ 1329.879225][ T32] r5:80070013 r4:80239bb0 [ 1329.879295][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.879417][ T32] r4:82ac11e4 [ 1329.879489][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.879600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1329.879661][ T32] r4:e044ddc0 [ 1329.879717][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1329.879843][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1329.890779][ T32] r4:00000000 [ 1329.890885][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.891031][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1329.891120][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.891241][ T32] r5:00001000 r4:ee5d1000 [ 1329.891305][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.891413][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.891510][ T32] r5:8495af8c r4:8495ac00 [ 1329.891562][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.891669][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1329.891729][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.891844][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.891903][ T32] r4:847a6d80 [ 1329.891966][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.892081][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1329.892148][ T32] r4:00000001 [ 1329.892223][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.892321][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1329.892407][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.892476][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.892544][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.892641][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.892720][ T32] r4:84789140 [ 1329.892820][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.892900][ T32] INFO: task kworker/1:343:3998 blocked for more than 456 seconds. [ 1329.892979][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.893045][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.893142][ T32] task:kworker/1:343 state:D stack:0 pid:3998 tgid:3998 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.893270][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.893386][ T32] Call trace: [ 1329.893485][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1329.893612][ T32] r10:829189c0 r9:ea9d9d84 r8:00000002 r7:60000013 r6:ea9d9d8c r5:850e6000 [ 1329.893670][ T32] r4:850e6000 [ 1329.893725][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1329.893831][ T32] r5:850e6000 r4:829189bc [ 1329.893885][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.893978][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.894160][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9d9e08 [ 1329.894383][ T32] r4:00000000 [ 1329.894447][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1329.894559][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.894647][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 5 printk messages dropped ** [ 1329.895110][ T32] r5:00001000 r4:e0525000 ** 4 printk messages dropped ** [ 1329.895539][ T32] r7:ddde2d40 r6:83018200 r5:850adf8c r4:847a2e80 ** 6 printk messages dropped ** [ 1329.896085][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1329.897475][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1329.898859][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1329.899221][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1329.899276][ T32] r4:00000000 [ 1329.899320][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1329.899429][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1329.899480][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1329.899576][ T32] r5:00001000 r4:ee5d1000 [ 1329.899648][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1329.899754][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.899859][ T32] r5:8495af8c r4:8495ac00 [ 1329.899978][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1329.920697][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1329.920797][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1329.920955][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.921016][ T32] r4:847a6d80 [ 1329.921077][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1329.921195][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1329.921267][ T32] r4:00000001 [ 1329.921320][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.921412][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1329.921488][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.921572][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.921640][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.921755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.921833][ T32] r4:84789140 [ 1329.921901][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.921972][ T32] INFO: task kworker/1:344:3999 blocked for more than 456 seconds. [ 1329.922053][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.922124][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.922199][ T32] task:kworker/1:344 state:D stack:0 pid:3999 tgid:3999 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.922356][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.922491][ T32] Call trace: [ 1329.922571][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1329.922704][ T32] r10:829189c0 r9:ea9edd84 r8:00000002 r7:60000113 r6:ea9edd8c r5:84b96c00 [ 1329.922791][ T32] r4:84b96c00 [ 1329.922883][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1329.923000][ T32] r5:84b96c00 r4:829189bc [ 1329.923065][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.923169][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1329.923381][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) ** 5 printk messages dropped ** [ 1329.923971][ T32] r9:83018205 r8:84b96c00 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 6 printk messages dropped ** [ 1329.924724][ T32] r7:ddde2d40 r6:83018200 r5:850adb8c r4:847a2f80 ** 7 printk messages dropped ** [ 1329.925414][ T32] Exception stack(0xea9edfb0 to 0xea9edff8) ** 6 printk messages dropped ** [ 1329.926675][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1329.928094][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 ** 7 printk messages dropped ** [ 1329.928788][ T32] r5:00001000 r4:ee5d1000 ** 5 printk messages dropped ** [ 1329.929394][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1329.960961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 6 printk messages dropped ** [ 1329.961644][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.962489][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1329.962805][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1329.963566][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1329.964573][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1329.966116][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1329.966697][ T32] Exception stack(0xe044dd20 to 0xe044dd68) ** 9 printk messages dropped ** [ 1329.967479][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1329.968289][ T32] r5:8495af8c r4:8495ac00 ** 6 printk messages dropped ** [ 1329.968923][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 ** 6 printk messages dropped ** [ 1329.969444][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1329.969499][ T32] r4:84789140 [ 1329.969547][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.969608][ T32] INFO: task kworker/1:346:4004 blocked for more than 456 seconds. [ 1329.969677][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.969735][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.969783][ T32] task:kworker/1:346 state:D stack:0 pid:4004 tgid:4004 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.000745][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.000996][ T32] Call trace: [ 1330.001091][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1330.001245][ T32] r10:829189c0 r9:eaa05d84 r8:00000002 r7:60000113 r6:eaa05d8c r5:84848c00 [ 1330.001324][ T32] r4:84848c00 [ 1330.001380][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1330.001520][ T32] r5:84848c00 r4:829189bc [ 1330.001599][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.001706][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.001857][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa05e08 [ 1330.001968][ T32] r4:00000000 [ 1330.002025][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1330.002127][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.002265][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.002379][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85083900 [ 1330.002468][ T32] r4:00000000 [ 1330.002527][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.002646][ T32] r9:83018205 r8:84848c00 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1330.002726][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.002832][ T32] r5:00001000 r4:e05a7000 [ 1330.002881][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.002977][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.003101][ T32] r5:850aeb8c r4:850ae800 [ 1330.003183][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.003302][ T32] r7:ddde2d40 r6:83018200 r5:850aeb8c r4:847ba080 [ 1330.003384][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.003513][ T32] r10:61c88647 r9:84848c00 r8:847ba0ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.003582][ T32] r4:847ba080 [ 1330.003635][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.003764][ T32] r10:00000000 r9:847ba080 r8:8027ecf4 r7:ea9fde60 r6:85075700 r5:84848c00 [ 1330.003842][ T32] r4:00000001 [ 1330.003909][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.004032][ T32] Exception stack(0xeaa05fb0 to 0xeaa05ff8) [ 1330.004113][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.004200][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.004289][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.004372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.004456][ T32] r4:850832c0 [ 1330.005215][ T32] INFO: task kworker/1:346:4004 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1330.005337][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1330.006295][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 ** 20 printk messages dropped ** [ 1330.008067][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 24 printk messages dropped ** [ 1330.040899][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1330.041200][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1330.042349][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 19 printk messages dropped ** [ 1330.044919][ T32] Call trace: ** 14 printk messages dropped ** [ 1330.046210][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 21 printk messages dropped ** [ 1330.048155][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1330.071400][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.071537][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa11e08 [ 1330.071601][ T32] r4:00000000 [ 1330.071681][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1330.071796][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.071913][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.072070][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85083bc0 [ 1330.072179][ T32] r4:00000000 [ 1330.072248][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.072376][ T32] r9:83018205 r8:84848000 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1330.072432][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.072533][ T32] r5:00001000 r4:e06e7000 [ 1330.072600][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.072699][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.072807][ T32] r5:850af38c r4:850af000 [ 1330.072913][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.073052][ T32] r7:ddde2d40 r6:83018200 r5:850af38c r4:847ba180 [ 1330.073165][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.073276][ T32] r10:61c88647 r9:84848000 r8:847ba1ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.073348][ T32] r4:847ba180 [ 1330.073413][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 11 printk messages dropped ** [ 1330.075194][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1330.076648][ T32] r4:e044ddc0 ** 4 printk messages dropped ** [ 1330.077060][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 ** 11 printk messages dropped ** [ 1330.078138][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 ** 17 printk messages dropped ** [ 1330.079628][ T32] r4:850e6c00 ** 3 printk messages dropped ** [ 1330.111385][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1330.112025][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1330.112431][ T32] r5:00001000 r4:e05c5000 ** 7 printk messages dropped ** [ 1330.113121][ T32] r4:847ba200 ** 9 printk messages dropped ** [ 1330.113966][ T32] r4:850836c0 ** 14 printk messages dropped ** [ 1330.116177][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1330.116655][ T32] r4:00000000 [ 1330.116727][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.116863][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1330.116925][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.117030][ T32] r5:00001000 r4:ee5d1000 [ 1330.117097][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.117219][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.117356][ T32] r5:8495af8c r4:8495ac00 [ 1330.117417][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.117571][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1330.117632][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.117747][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.117824][ T32] r4:847a6d80 [ 1330.117904][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.118059][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1330.118126][ T32] r4:00000001 [ 1330.118231][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.118347][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1330.118429][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.118505][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.118579][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.118675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 6 printk messages dropped ** [ 1330.119185][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.140872][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.141245][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa15e08 [ 1330.141310][ T32] r4:00000000 [ 1330.141379][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1330.141493][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.141600][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.141712][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85083cc0 [ 1330.141768][ T32] r4:00000000 [ 1330.141819][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.141930][ T32] r9:83018205 r8:850e5400 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1330.141982][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.142097][ T32] r5:00001000 r4:e06f5000 [ 1330.142153][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.142275][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.142377][ T32] r5:850af78c r4:850af400 [ 1330.142431][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.142537][ T32] r7:ddde2d40 r6:83018200 r5:850af78c r4:847ba300 [ 1330.142599][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.142715][ T32] r10:61c88647 r9:850e5400 r8:847ba32c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.142777][ T32] r4:847ba300 [ 1330.142831][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.142945][ T32] r10:00000000 r9:847ba300 r8:8027ecf4 r7:eaa11e60 r6:847ba380 r5:850e5400 [ 1330.143005][ T32] r4:00000001 [ 1330.143060][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.143164][ T32] Exception stack(0xeaa15fb0 to 0xeaa15ff8) [ 1330.143242][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1330.143418][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1330.144438][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1330.145217][ T32] Exception stack(0xe044dd20 to 0xe044dd68) ** 3 printk messages dropped ** [ 1330.145482][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 1330.145891][ T32] r4:e044ddc0 ** 1 printk messages dropped ** [ 1330.146045][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 ** 4 printk messages dropped ** [ 1330.146503][ T32] r5:00001000 r4:ee5d1000 ** 1 printk messages dropped ** [ 1330.146684][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.146812][ T32] r5:8495af8c r4:8495ac00 [ 1330.146868][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.146978][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1330.147042][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.147176][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.147239][ T32] r4:847a6d80 [ 1330.147296][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.147414][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1330.147494][ T32] r4:00000001 [ 1330.147550][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.147643][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1330.147709][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.147780][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.147844][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.147915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.147969][ T32] r4:84789140 [ 1330.148021][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.148112][ T32] INFO: task kworker/1:351:4013 blocked for more than 456 seconds. [ 1330.148206][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.148268][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.148315][ T32] task:kworker/1:351 state:D stack:0 pid:4013 tgid:4013 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.148447][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.148543][ T32] Call trace: [ 1330.148619][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1330.148756][ T32] r10:829189c0 r9:ea9f1d84 r8:00000002 r7:60000113 r6:ea9f1d8c r5:850d8000 [ 1330.148820][ T32] r4:850d8000 [ 1330.148870][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1330.148968][ T32] r5:850d8000 r4:829189bc [ 1330.149017][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.149170][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.149296][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9f1e08 [ 1330.149368][ T32] r4:00000000 [ 1330.149426][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1330.149523][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.149614][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.149715][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85083fc0 [ 1330.149773][ T32] r4:00000000 [ 1330.149823][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.180003][ T32] r9:83018205 r8:850d8000 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1330.180716][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.180869][ T32] r5:00001000 r4:e0703000 [ 1330.180971][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.181074][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.181173][ T32] r5:850afb8c r4:850af800 [ 1330.181224][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.181342][ T32] r7:ddde2d40 r6:83018200 r5:850afb8c r4:847ba400 [ 1330.181397][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.181516][ T32] r10:61c88647 r9:850d8000 r8:847ba42c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.181594][ T32] r4:847ba400 [ 1330.181652][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.181781][ T32] r10:00000000 r9:847ba400 r8:8027ecf4 r7:eaa15e60 r6:847ba480 r5:850d8000 [ 1330.181844][ T32] r4:00000001 [ 1330.181905][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.182011][ T32] Exception stack(0xea9f1fb0 to 0xea9f1ff8) [ 1330.182103][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.182202][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.182288][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.182371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.182438][ T32] r4:850839c0 [ 1330.183171][ T32] INFO: task kworker/1:351:4013 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1330.183266][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.183436][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.183553][ T32] Call trace: [ 1330.183633][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1330.183756][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1330.183815][ T32] r4:00000000 [ 1330.183864][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.183979][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1330.184058][ T32] dd20: 82350000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1330.184134][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1330.184196][ T32] dd60: 80070013 ffffffff [ 1330.184259][ T32] r5:80070013 r4:80239bb0 [ 1330.184331][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.184435][ T32] r4:82ac11e4 [ 1330.184567][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.184686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1330.184745][ T32] r4:e044ddc0 [ 1330.184795][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.184903][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1330.184962][ T32] r4:00000000 [ 1330.185033][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.185164][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1330.185261][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.185387][ T32] r5:00001000 r4:ee5d1000 [ 1330.185439][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.185536][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.185636][ T32] r5:8495af8c r4:8495ac00 [ 1330.185686][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.185820][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1330.185904][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.186050][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.186147][ T32] r4:847a6d80 [ 1330.186220][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.186344][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1330.186404][ T32] r4:00000001 [ 1330.186455][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.186553][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1330.186624][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.186705][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.186778][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.186852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.186935][ T32] r4:84789140 [ 1330.186996][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.187088][ T32] INFO: task kworker/1:352:4015 blocked for more than 456 seconds. [ 1330.187170][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.187229][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.187280][ T32] task:kworker/1:352 state:D stack:0 pid:4015 tgid:4015 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.187416][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.187532][ T32] Call trace: [ 1330.187607][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1330.187721][ T32] r10:829189c0 r9:eaa21d84 r8:00000002 r7:60000113 r6:eaa21d8c r5:850d9800 [ 1330.187781][ T32] r4:850d9800 [ 1330.187846][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1330.187964][ T32] r5:850d9800 r4:829189bc [ 1330.188020][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.188159][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.188280][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa21e08 [ 1330.188344][ T32] r4:00000000 [ 1330.188393][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1330.188486][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.188574][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.188680][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85078c40 [ 1330.188740][ T32] r4:00000000 [ 1330.188801][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.188906][ T32] r9:83018205 r8:850d9800 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1330.188989][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.189100][ T32] r5:00001000 r4:e0717000 [ 1330.189161][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.189265][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.189389][ T32] r5:850aff8c r4:850afc00 [ 1330.189447][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.189565][ T32] r7:ddde2d40 r6:83018200 r5:850aff8c r4:847ba500 [ 1330.189624][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.189747][ T32] r10:61c88647 r9:850d9800 r8:847ba52c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.189808][ T32] r4:847ba500 [ 1330.189855][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.214160][ T32] r10:00000000 r9:847ba500 r8:8027ecf4 r7:ea9f1e60 r6:847ba580 r5:850d9800 [ 1330.214299][ T32] r4:00000001 [ 1330.214359][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.214550][ T32] Exception stack(0xeaa21fb0 to 0xeaa21ff8) [ 1330.214638][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.214710][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.214773][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.214843][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.214898][ T32] r4:85083ac0 [ 1330.215629][ T32] INFO: task kworker/1:352:4015 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1330.215728][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.215954][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.216061][ T32] Call trace: [ 1330.216190][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1330.216313][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1330.216377][ T32] r4:00000000 [ 1330.216429][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.216520][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1330.216595][ T32] dd20: 8251c000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1330.216671][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1330.216730][ T32] dd60: 80070013 ffffffff [ 1330.216790][ T32] r5:80070013 r4:80239bb0 [ 1330.216840][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.216938][ T32] r4:82ac11e4 [ 1330.216989][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.217104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1330.217179][ T32] r4:e044ddc0 [ 1330.217233][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.217338][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1330.217395][ T32] r4:00000000 [ 1330.217456][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.217564][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1330.217633][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.217740][ T32] r5:00001000 r4:ee5d1000 [ 1330.217802][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.217918][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.218094][ T32] r5:8495af8c r4:8495ac00 [ 1330.218197][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.218346][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1330.218406][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.218518][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.218588][ T32] r4:847a6d80 [ 1330.218638][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.218748][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1330.218804][ T32] r4:00000001 [ 1330.218854][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.218939][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1330.219032][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.219115][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.219209][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.219292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.219349][ T32] r4:84789140 [ 1330.219457][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.219535][ T32] INFO: task kworker/1:353:4018 blocked for more than 456 seconds. [ 1330.219610][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.219696][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.219754][ T32] task:kworker/1:353 state:D stack:0 pid:4018 tgid:4018 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.219855][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.220045][ T32] Call trace: [ 1330.241285][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1330.241487][ T32] r10:829189c0 r9:eaa1dd84 r8:00000002 r7:60000013 r6:eaa1dd8c r5:850da400 [ 1330.241572][ T32] r4:850da400 [ 1330.241631][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1330.241732][ T32] r5:850da400 r4:829189bc [ 1330.241797][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.241916][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.242034][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa1de08 [ 1330.242092][ T32] r4:00000000 [ 1330.242153][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1330.242274][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.242374][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.242482][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85055380 [ 1330.242537][ T32] r4:00000000 [ 1330.242610][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.242727][ T32] r9:83018205 r8:850da400 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1330.242782][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.242884][ T32] r5:00001000 r4:e0733000 [ 1330.242935][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.243047][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.243178][ T32] r5:850b478c r4:850b4400 [ 1330.243238][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.243345][ T32] r7:ddde2d40 r6:83018200 r5:850b478c r4:847ba600 [ 1330.243400][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.243526][ T32] r10:61c88647 r9:850da400 r8:847ba62c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.243612][ T32] r4:847ba600 [ 1330.243669][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.243783][ T32] r10:00000000 r9:847ba600 r8:8027ecf4 r7:eaa21e60 r6:847ba680 r5:850da400 [ 1330.243855][ T32] r4:00000001 [ 1330.243910][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.244019][ T32] Exception stack(0xeaa1dfb0 to 0xeaa1dff8) [ 1330.244092][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.244199][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.244274][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.244347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.244404][ T32] r4:85055080 [ 1330.245150][ T32] INFO: task kworker/1:353:4018 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1330.245234][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.245382][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.245507][ T32] Call trace: [ 1330.245587][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1330.245706][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1330.245762][ T32] r4:00000000 [ 1330.245810][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.245900][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1330.245996][ T32] dd20: 825c7000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1330.246112][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1330.246199][ T32] dd60: 80070013 ffffffff [ 1330.246262][ T32] r5:80070013 r4:80239bb0 [ 1330.246336][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.246438][ T32] r4:82ac11e4 [ 1330.246489][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.246617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1330.246703][ T32] r4:e044ddc0 [ 1330.246760][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.246868][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1330.246923][ T32] r4:00000000 [ 1330.246998][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.247131][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1330.247191][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.247291][ T32] r5:00001000 r4:ee5d1000 [ 1330.247355][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.247455][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.247549][ T32] r5:8495af8c r4:8495ac00 [ 1330.247596][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.247697][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1330.247746][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.247875][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.247935][ T32] r4:847a6d80 [ 1330.247986][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.248098][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1330.248208][ T32] r4:00000001 [ 1330.248377][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.248473][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1330.248554][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.248663][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.248741][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.248816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.248874][ T32] r4:84789140 [ 1330.248929][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.248990][ T32] INFO: task kworker/1:354:4020 blocked for more than 456 seconds. [ 1330.249059][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.249138][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.249196][ T32] task:kworker/1:354 state:D stack:0 pid:4020 tgid:4020 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.249341][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.249443][ T32] Call trace: [ 1330.249517][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1330.249630][ T32] r10:829189c0 r9:eaa29d84 r8:00000002 r7:60000013 r6:eaa29d8c r5:850dbc00 [ 1330.249689][ T32] r4:850dbc00 [ 1330.249741][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1330.249842][ T32] r5:850dbc00 r4:829189bc [ 1330.279420][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.279680][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.279826][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa29e08 [ 1330.280461][ T32] r4:00000000 [ 1330.280556][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1330.280702][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.280827][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.280928][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85055040 [ 1330.280982][ T32] r4:00000000 [ 1330.281028][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.281133][ T32] r9:83018205 r8:850dbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1330.281187][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.281284][ T32] r5:00001000 r4:e0725000 [ 1330.281334][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.281422][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.281514][ T32] r5:850b438c r4:850b4000 [ 1330.281597][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.281722][ T32] r7:ddde2d40 r6:83018200 r5:850b438c r4:847ba700 [ 1330.281779][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.281881][ T32] r10:61c88647 r9:850dbc00 r8:847ba72c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.281945][ T32] r4:847ba700 [ 1330.282020][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.282139][ T32] r10:00000000 r9:847ba700 r8:8027ecf4 r7:eaa1de60 r6:847ba780 r5:850dbc00 [ 1330.282285][ T32] r4:00000001 [ 1330.282343][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.282430][ T32] Exception stack(0xeaa29fb0 to 0xeaa29ff8) [ 1330.282502][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.282572][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.282656][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.282755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.282816][ T32] r4:850552c0 [ 1330.283518][ T32] INFO: task kworker/1:354:4020 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1330.283637][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.283803][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.283935][ T32] Call trace: [ 1330.284038][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1330.284167][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1330.284227][ T32] r4:00000000 [ 1330.284278][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.284369][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1330.284461][ T32] dd20: 827ad000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1330.284567][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1330.284643][ T32] dd60: 80070013 ffffffff [ 1330.284705][ T32] r5:80070013 r4:80239bb0 [ 1330.284756][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.284855][ T32] r4:82ac11e4 [ 1330.284909][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.285016][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1330.285078][ T32] r4:e044ddc0 [ 1330.285151][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.285265][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1330.285358][ T32] r4:00000000 [ 1330.285413][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.285516][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1330.285583][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.285683][ T32] r5:00001000 r4:ee5d1000 [ 1330.285732][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.285824][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.285924][ T32] r5:8495af8c r4:8495ac00 [ 1330.286004][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.286134][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1330.286222][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.286343][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 5 printk messages dropped ** [ 1330.286851][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) ** 3 printk messages dropped ** [ 1330.287163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 3 printk messages dropped ** [ 1330.287433][ T32] Not tainted 6.15.0-syzkaller #0 ** 3 printk messages dropped ** [ 1330.287817][ T32] Call trace: ** 4 printk messages dropped ** [ 1330.288279][ T32] r5:850dd400 r4:829189bc ** 1 printk messages dropped ** [ 1330.288486][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.288617][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa2de08 [ 1330.288676][ T32] r4:00000000 [ 1330.288727][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1330.289044][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85055940 ** 4 printk messages dropped ** [ 1330.289513][ T32] r5:00001000 r4:e0763000 ** 4 printk messages dropped ** [ 1330.320786][ T32] r7:ddde2d40 r6:83018200 r5:850b4b8c r4:847ba800 [ 1330.320852][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.320985][ T32] r10:61c88647 r9:850dd400 r8:847ba82c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.321048][ T32] r4:847ba800 [ 1330.321108][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.321225][ T32] r10:00000000 r9:847ba800 r8:8027ecf4 r7:eaa1de60 r6:847ba880 r5:850dd400 [ 1330.321311][ T32] r4:00000001 [ 1330.321377][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.321466][ T32] Exception stack(0xeaa2dfb0 to 0xeaa2dff8) [ 1330.321540][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.321618][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.321691][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.321765][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.321850][ T32] r4:85055200 [ 1330.322604][ T32] INFO: task kworker/1:355:4022 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1330.322696][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.322863][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.323019][ T32] Call trace: [ 1330.323158][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1330.323287][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1330.323347][ T32] r4:00000000 [ 1330.323466][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.323593][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1330.323677][ T32] dd20: 82bc5000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1330.323767][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1330.323832][ T32] dd60: 80070013 ffffffff [ 1330.323917][ T32] r5:80070013 r4:80239bb0 [ 1330.324018][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.324137][ T32] r4:82ac11e4 [ 1330.324207][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.324325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1330.324386][ T32] r4:e044ddc0 [ 1330.324512][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.324651][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1330.324712][ T32] r4:00000000 [ 1330.324769][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.324870][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1330.324921][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.325048][ T32] r5:00001000 r4:ee5d1000 [ 1330.325135][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.325231][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.325328][ T32] r5:8495af8c r4:8495ac00 [ 1330.325387][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.325496][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1330.325563][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.325672][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.325743][ T32] r4:847a6d80 [ 1330.325807][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.325918][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1330.325975][ T32] r4:00000001 [ 1330.326039][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.326137][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1330.326228][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.326304][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.326426][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.326540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.326608][ T32] r4:84789140 [ 1330.326662][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.326766][ T32] INFO: task kworker/1:356:4023 blocked for more than 456 seconds. [ 1330.326877][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.326960][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.327015][ T32] task:kworker/1:356 state:D stack:0 pid:4023 tgid:4023 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.327133][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.327222][ T32] Call trace: [ 1330.327344][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1330.327454][ T32] r10:829189c0 r9:eaa31d84 r8:00000002 r7:60000113 r6:eaa31d8c r5:850db000 [ 1330.327579][ T32] r4:850db000 [ 1330.327656][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1330.327773][ T32] r5:850db000 r4:829189bc ** 1 printk messages dropped ** [ 1330.327922][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.328036][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa31e08 ** 4 printk messages dropped ** [ 1330.328452][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850839c0 ** 7 printk messages dropped ** [ 1330.329117][ T32] r5:850b578c r4:850b5400 ** 3 printk messages dropped ** [ 1330.329490][ T32] r10:61c88647 r9:850db000 r8:847ba92c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 5 printk messages dropped ** [ 1330.350876][ T32] Exception stack(0xeaa31fb0 to 0xeaa31ff8) ** 2 printk messages dropped ** [ 1330.351205][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1330.352410][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.352558][ T32] Call trace: [ 1330.352635][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1330.352753][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1330.352811][ T32] r4:00000000 [ 1330.352873][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.352966][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1330.353037][ T32] dd20: 82d90000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1330.353123][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1330.353216][ T32] dd60: 80070013 ffffffff [ 1330.353315][ T32] r5:80070013 r4:80239bb0 [ 1330.353376][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.353480][ T32] r4:82ac11e4 [ 1330.353529][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.353643][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1330.353706][ T32] r4:e044ddc0 [ 1330.353754][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.353887][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1330.353945][ T32] r4:00000000 [ 1330.354005][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.354114][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1330.354199][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.354305][ T32] r5:00001000 r4:ee5d1000 [ 1330.354370][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.354467][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.354609][ T32] r5:8495af8c r4:8495ac00 [ 1330.354670][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.354787][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1330.354859][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.354986][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.355057][ T32] r4:847a6d80 [ 1330.355110][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1330.355793][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1330.356239][ T32] task:kworker/0:99 state:D stack:0 pid:4026 tgid:4026 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1330.356992][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.357121][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa3de08 ** 4 printk messages dropped ** [ 1330.357558][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85049000 ** 9 printk messages dropped ** [ 1330.358432][ T32] r7:dddced40 r6:83018000 r5:84bd1b8c r4:85075880 ** 4 printk messages dropped ** [ 1330.358803][ T32] r10:00000000 r9:85075880 r8:8027ecf4 r7:e07dde60 r6:847baa00 r5:850dec00 ** 7 printk messages dropped ** [ 1330.359479][ T32] r4:8507af80 ** 5 printk messages dropped ** [ 1330.391401][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 ** 10 printk messages dropped ** [ 1330.392350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 ** 6 printk messages dropped ** [ 1330.392914][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1330.393744][ T32] r4:847a6d80 ** 7 printk messages dropped ** [ 1330.394470][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1330.395678][ T32] r5:850de000 r4:829189bc ** 2 printk messages dropped ** [ 1330.395959][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa39e08 ** 9 printk messages dropped ** [ 1330.396826][ T32] r5:00001000 r4:e0791000 ** 1 printk messages dropped ** [ 1330.396998][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.397128][ T32] r5:84bd038c r4:84bd0000 [ 1330.397189][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.397291][ T32] r7:dddced40 r6:83018000 r5:84bd038c r4:85075900 [ 1330.397357][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.397470][ T32] r10:61c88647 r9:850de000 r8:8507592c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.397529][ T32] r4:85075900 [ 1330.397590][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.397715][ T32] r10:00000000 r9:85075900 r8:8027ecf4 r7:eaa3de60 r6:847baa80 r5:850de000 [ 1330.397778][ T32] r4:00000001 [ 1330.397828][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.397912][ T32] Exception stack(0xeaa39fb0 to 0xeaa39ff8) [ 1330.398008][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.398123][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.398231][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.398312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.398402][ T32] r4:8507af80 [ 1330.399108][ T32] INFO: task kworker/0:100:4027 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1330.399254][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.399404][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.399504][ T32] Call trace: [ 1330.399607][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1330.399723][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1330.399780][ T32] r4:00000000 [ 1330.399826][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.425290][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1330.425483][ T32] dd20: 832ac000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1330.425563][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1330.425618][ T32] dd60: 80070013 ffffffff [ 1330.425737][ T32] r5:80070013 r4:80239bb0 [ 1330.425804][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.425956][ T32] r4:82ac11e4 [ 1330.426012][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.426139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1330.426222][ T32] r4:e044ddc0 [ 1330.426277][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.426386][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1330.426477][ T32] r4:00000000 [ 1330.426595][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.426727][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 ** 6 printk messages dropped ** [ 1330.427368][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 ** 7 printk messages dropped ** [ 1330.428028][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) ** 9 printk messages dropped ** [ 1330.428697][ T32] task:kworker/1:357 state:D stack:0 pid:4029 tgid:4029 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1330.429637][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1330.451493][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85055b40 ** 6 printk messages dropped ** [ 1330.452267][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1330.453173][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1330.454677][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1330.455304][ T32] dd20: 837c8000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 ** 10 printk messages dropped ** [ 1330.456187][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1330.456516][ T32] r5:00001000 r4:ee5d1000 ** 5 printk messages dropped ** [ 1330.456980][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1330.457950][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1330.458576][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.459311][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1330.459545][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1330.479443][ T32] r5:00001000 r4:e07fb000 ** 1 printk messages dropped ** [ 1330.479639][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.479741][ T32] r5:850b538c r4:850b5000 [ 1330.479791][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.479953][ T32] r7:ddde2d40 r6:83018200 r5:850b538c r4:847bac00 [ 1330.490998][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.491204][ T32] r10:61c88647 r9:850e9800 r8:847bac2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.491265][ T32] r4:847bac00 [ 1330.491315][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.491428][ T32] r10:00000000 r9:847bac00 r8:8027ecf4 r7:eaa31e60 r6:847bac80 r5:850e9800 [ 1330.491482][ T32] r4:00000001 [ 1330.491549][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.491641][ T32] Exception stack(0xeaa4dfb0 to 0xeaa4dff8) [ 1330.491741][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.491820][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.491888][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.491972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.492030][ T32] r4:85055c00 [ 1330.492806][ T32] INFO: task kworker/1:358:4031 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1330.492887][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.493069][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.493204][ T32] Call trace: [ 1330.493321][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1330.493467][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1330.493528][ T32] r4:00000000 [ 1330.493576][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.493700][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1330.493794][ T32] dd20: 83b3a000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1330.493905][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1330.493971][ T32] dd60: 80070013 ffffffff [ 1330.494028][ T32] r5:80070013 r4:80239bb0 [ 1330.494086][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.494207][ T32] r4:82ac11e4 [ 1330.494258][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.494383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1330.494452][ T32] r4:e044ddc0 [ 1330.494500][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.494599][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1330.494650][ T32] r4:00000000 [ 1330.494694][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.494808][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1330.494861][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.494986][ T32] r5:00001000 r4:ee5d1000 [ 1330.495042][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.495163][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.495261][ T32] r5:8495af8c r4:8495ac00 [ 1330.495310][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.495460][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1330.495517][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.495622][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.495676][ T32] r4:847a6d80 [ 1330.495755][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.495877][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1330.495931][ T32] r4:00000001 [ 1330.496006][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.496108][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1330.496200][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.496280][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.496374][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.496454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.496523][ T32] r4:84789140 [ 1330.496576][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.496644][ T32] INFO: task kworker/0:101:4033 blocked for more than 456 seconds. [ 1330.496720][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.496781][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.496846][ T32] task:kworker/0:101 state:D stack:0 pid:4033 tgid:4033 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.496951][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.497041][ T32] Call trace: [ 1330.497146][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1330.497473][ T32] r5:850ea400 r4:829189bc ** 1 printk messages dropped ** [ 1330.497633][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1330.497821][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1330.498062][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1330.498760][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1330.499601][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1330.521849][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1330.522884][ T32] dd60: 80070013 ffffffff ** 6 printk messages dropped ** [ 1330.523431][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.523550][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1330.523606][ T32] r4:00000000 [ 1330.523675][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.523780][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1330.523866][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.523987][ T32] r5:00001000 r4:ee5d1000 [ 1330.524048][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.524148][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.524237][ T32] r5:8495af8c r4:8495ac00 [ 1330.524290][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.524395][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1330.524451][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.524554][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.524607][ T32] r4:847a6d80 [ 1330.524658][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.524772][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1330.524830][ T32] r4:00000001 [ 1330.524880][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.524978][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1330.525059][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.525138][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.525207][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.525318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.525395][ T32] r4:84789140 [ 1330.525450][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.525517][ T32] INFO: task kworker/0:102:4034 blocked for more than 457 seconds. [ 1330.525593][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.525669][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.525734][ T32] task:kworker/0:102 state:D stack:0 pid:4034 tgid:4034 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.525863][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.525954][ T32] Call trace: [ 1330.526032][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1330.526151][ T32] r10:829189c0 r9:eaa65d84 r8:00000002 r7:60000113 r6:eaa65d8c r5:850eb000 [ 1330.526238][ T32] r4:850eb000 [ 1330.526302][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1330.526412][ T32] r5:850eb000 r4:829189bc [ 1330.526460][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.526576][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.526691][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa65e08 [ 1330.526748][ T32] r4:00000000 [ 1330.526794][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1330.526881][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.526967][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 1 printk messages dropped ** [ 1330.527135][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.527631][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1330.528411][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1330.529472][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1330.551523][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1330.551869][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 ** 7 printk messages dropped ** [ 1330.552541][ T32] r5:8495af8c r4:8495ac00 ** 6 printk messages dropped ** [ 1330.553122][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 ** 7 printk messages dropped ** [ 1330.553746][ T32] r4:84789140 ** 5 printk messages dropped ** [ 1330.554255][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.554939][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1330.555213][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1330.556143][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1330.557155][ T32] Exception stack(0xeaa69fb0 to 0xeaa69ff8) ** 6 printk messages dropped ** [ 1330.558390][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1330.559954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 ** 12 printk messages dropped ** [ 1330.591468][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 ** 7 printk messages dropped ** [ 1330.592085][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) ** 4 printk messages dropped ** [ 1330.592470][ T32] r4:84789140 [ 1330.592551][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.592666][ T32] INFO: task kworker/1:360:4039 blocked for more than 457 seconds. [ 1330.592748][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.592806][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.592859][ T32] task:kworker/1:360 state:D stack:0 pid:4039 tgid:4039 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.592981][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.593094][ T32] Call trace: [ 1330.593209][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1330.593335][ T32] r10:829189c0 r9:eaa6dd84 r8:00000002 r7:60000013 r6:eaa6dd8c r5:850ec800 [ 1330.593392][ T32] r4:850ec800 [ 1330.593461][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1330.593608][ T32] r5:850ec800 r4:829189bc [ 1330.593673][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.593825][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.593942][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa6de08 [ 1330.593997][ T32] r4:00000000 [ 1330.594068][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1330.594165][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.594270][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.594379][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84793500 [ 1330.594435][ T32] r4:00000000 [ 1330.594481][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.594591][ T32] r9:83018205 r8:850ec800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1330.594643][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.594737][ T32] r5:00001000 r4:e0843000 [ 1330.594808][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.594912][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.595005][ T32] r5:850b5f8c r4:850b5c00 [ 1330.595080][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.595196][ T32] r7:ddde2d40 r6:83018200 r5:850b5f8c r4:847baf00 [ 1330.595248][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.595369][ T32] r10:61c88647 r9:850ec800 r8:847baf2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.595437][ T32] r4:847baf00 [ 1330.595484][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.595591][ T32] r10:00000000 r9:847baf00 r8:8027ecf4 r7:eaa69e60 r6:847baf80 r5:850ec800 [ 1330.595664][ T32] r4:00000001 [ 1330.595734][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.595821][ T32] Exception stack(0xeaa6dfb0 to 0xeaa6dff8) [ 1330.595886][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.595978][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.596060][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.596140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.596193][ T32] r4:84793200 [ 1330.596950][ T32] INFO: task kworker/1:360:4039 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1330.597031][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.597163][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.597312][ T32] Call trace: [ 1330.597423][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1330.597544][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1330.597662][ T32] r4:00000000 [ 1330.597722][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.597826][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1330.597903][ T32] dd20: 842cd000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1330.597974][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1330.598056][ T32] dd60: 80070013 ffffffff [ 1330.598119][ T32] r5:80070013 r4:80239bb0 [ 1330.598185][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.598286][ T32] r4:82ac11e4 [ 1330.598344][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.598467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1330.598527][ T32] r4:e044ddc0 [ 1330.598592][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.598714][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1330.598816][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1330.599126][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1330.599985][ T32] r4:847a6d80 ** 6 printk messages dropped ** [ 1330.627677][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1330.628304][ T32] task:kworker/1:361 state:D stack:0 pid:4042 tgid:4042 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1330.628785][ T32] r10:829189c0 r9:eaa71d84 r8:00000002 r7:60000013 r6:eaa71d8c r5:850ed400 [ 1330.628846][ T32] r4:850ed400 [ 1330.628897][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1330.628993][ T32] r5:850ed400 r4:829189bc [ 1330.629044][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.629169][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.629297][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa71e08 [ 1330.629353][ T32] r4:00000000 [ 1330.629402][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1330.629501][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.629605][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.629754][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84793700 [ 1330.629875][ T32] r4:00000000 [ 1330.638296][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.638479][ T32] r9:83018205 r8:850ed400 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1330.638569][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.638726][ T32] r5:00001000 r4:e0851000 [ 1330.638784][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.638878][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.638973][ T32] r5:850b638c r4:850b6000 [ 1330.639022][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.639135][ T32] r7:ddde2d40 r6:83018200 r5:850b638c r4:847b0000 [ 1330.639187][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.639299][ T32] r10:61c88647 r9:850ed400 r8:847b002c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.639356][ T32] r4:847b0000 [ 1330.639408][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.639526][ T32] r10:00000000 r9:847b0000 r8:8027ecf4 r7:eaa6de60 r6:847b0080 r5:850ed400 [ 1330.639580][ T32] r4:00000001 [ 1330.639629][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.639714][ T32] Exception stack(0xeaa71fb0 to 0xeaa71ff8) [ 1330.639784][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.639855][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.639921][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.650521][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.650658][ T32] r4:84793380 [ 1330.651433][ T32] INFO: task kworker/1:361:4042 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1330.651520][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1330.652346][ T32] Exception stack(0xe044dd20 to 0xe044dd68) ** 7 printk messages dropped ** [ 1330.652932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 ** 2 printk messages dropped ** [ 1330.653166][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1330.653218][ T32] r4:00000000 [ 1330.653267][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.653372][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1330.653427][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.653535][ T32] r5:00001000 r4:ee5d1000 [ 1330.653607][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.653710][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.653804][ T32] r5:8495af8c r4:8495ac00 [ 1330.653864][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.653993][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1330.654064][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.654217][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.654275][ T32] r4:847a6d80 [ 1330.654325][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.654436][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1330.654494][ T32] r4:00000001 [ 1330.654544][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.654627][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1330.654689][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.654757][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.654823][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.654912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.654967][ T32] r4:84789140 [ 1330.655029][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.655103][ T32] INFO: task kworker/1:362:4043 blocked for more than 457 seconds. [ 1330.655180][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.655261][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1330.655450][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1330.655797][ T32] r4:850e8000 ** 3 printk messages dropped ** [ 1330.656098][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.656217][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa7de08 ** 1 printk messages dropped ** [ 1330.656396][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1330.657068][ T32] r5:00001000 r4:e48d1000 ** 4 printk messages dropped ** [ 1330.657532][ T32] r7:ddde2d40 r6:83018200 r5:850b738c r4:847b0100 ** 6 printk messages dropped ** [ 1330.658067][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1330.659132][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1330.686944][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1330.687345][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 ** 7 printk messages dropped ** [ 1330.687991][ T32] r5:8495af8c r4:8495ac00 ** 4 printk messages dropped ** [ 1330.688379][ T32] r4:847a6d80 ** 4 printk messages dropped ** [ 1330.688770][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1330.688834][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.688906][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.688974][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.689047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.689110][ T32] r4:84789140 [ 1330.689181][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.689253][ T32] INFO: task kworker/1:363:4045 blocked for more than 457 seconds. [ 1330.689353][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.689453][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.689515][ T32] task:kworker/1:363 state:D stack:0 pid:4045 tgid:4045 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.689651][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.689761][ T32] Call trace: [ 1330.689844][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1330.697735][ T32] r10:829189c0 r9:eaa81d84 r8:00000002 r7:60000113 r6:eaa81d8c r5:850ebc00 [ 1330.697888][ T32] r4:850ebc00 [ 1330.697951][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1330.698085][ T32] r5:850ebc00 r4:829189bc [ 1330.698136][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.698275][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.698393][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa81e08 [ 1330.698449][ T32] r4:00000000 [ 1330.698495][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1330.698585][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.698680][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.698785][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84793e40 [ 1330.698854][ T32] r4:00000000 [ 1330.698909][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.699017][ T32] r9:83018205 r8:850ebc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 1330.699076][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.699178][ T32] r5:00001000 r4:e48a4000 ** 1 printk messages dropped ** [ 1330.699320][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1330.707455][ T32] r10:00000000 r9:847b0200 r8:8027ecf4 r7:eaa7de60 r6:847b0280 r5:850ebc00 ** 14 printk messages dropped ** [ 1330.709627][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1330.725750][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1330.726163][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 ** 7 printk messages dropped ** [ 1330.726878][ T32] r5:8495af8c r4:8495ac00 ** 4 printk messages dropped ** [ 1330.727296][ T32] r4:847a6d80 ** 6 printk messages dropped ** [ 1330.727804][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.728589][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.729302][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1330.729685][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1330.741257][ T32] r5:00001000 r4:e0873000 ** 5 printk messages dropped ** [ 1330.741753][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1330.742628][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1330.744403][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1330.744695][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 ** 3 printk messages dropped ** [ 1330.745043][ T32] r4:82ac11e4 [ 1330.745106][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.745210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1330.745270][ T32] r4:e044ddc0 [ 1330.745343][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.745455][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1330.745513][ T32] r4:00000000 [ 1330.745560][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.745666][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1330.745736][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.745834][ T32] r5:00001000 r4:ee5d1000 [ 1330.745883][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.745975][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.746069][ T32] r5:8495af8c r4:8495ac00 [ 1330.746126][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.746255][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1330.746325][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.746452][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.746526][ T32] r4:847a6d80 [ 1330.746580][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.746703][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1330.746760][ T32] r4:00000001 [ 1330.746811][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.746906][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1330.746975][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.747045][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.747128][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.747201][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.747253][ T32] r4:84789140 [ 1330.747323][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.747445][ T32] INFO: task kworker/0:104:4048 blocked for more than 457 seconds. [ 1330.747559][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.747630][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.747681][ T32] task:kworker/0:104 state:D stack:0 pid:4048 tgid:4048 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.747859][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.747974][ T32] Call trace: [ 1330.748090][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1330.748213][ T32] r10:829189c0 r9:eaa91d84 r8:00000002 r7:60000113 r6:eaa91d8c r5:850f0000 [ 1330.748275][ T32] r4:850f0000 [ 1330.748328][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1330.748432][ T32] r5:850f0000 r4:829189bc [ 1330.748496][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.748596][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.748709][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa91e08 [ 1330.748763][ T32] r4:00000000 [ 1330.748829][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1330.748923][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.749010][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.749131][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85049b80 [ 1330.749184][ T32] r4:00000000 [ 1330.749251][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.749359][ T32] r9:83018005 r8:850f0000 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1330.749423][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.749540][ T32] r5:00001000 r4:dff53000 [ 1330.749622][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.749723][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.749825][ T32] r5:84bd138c r4:84bd1000 [ 1330.749934][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1330.774948][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 17 printk messages dropped ** [ 1330.777468][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 ** 20 printk messages dropped ** [ 1330.779232][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1330.798339][ T32] INFO: task kworker/1:364:4051 blocked for more than 457 seconds. ** 11 printk messages dropped ** [ 1330.799516][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1330.808645][ T32] r5:850b6f8c r4:850b6c00 ** 11 printk messages dropped ** [ 1330.809642][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1330.827016][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1330.827433][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1330.827489][ T32] r4:00000000 [ 1330.827538][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.827659][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1330.827721][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.827848][ T32] r5:00001000 r4:ee5d1000 [ 1330.827905][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.828045][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.828154][ T32] r5:8495af8c r4:8495ac00 [ 1330.828205][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.828336][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1330.828394][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.828507][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.828561][ T32] r4:847a6d80 [ 1330.828609][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.828767][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1330.828830][ T32] r4:00000001 [ 1330.828881][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.828990][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1330.829062][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.829152][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.829220][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.829353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.829420][ T32] r4:84789140 [ 1330.829484][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.829561][ T32] INFO: task kworker/1:365:4054 blocked for more than 457 seconds. [ 1330.829637][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.829697][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.829750][ T32] task:kworker/1:365 state:D stack:0 pid:4054 tgid:4054 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.829852][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.840818][ T32] Call trace: ** 2 printk messages dropped ** [ 1330.841119][ T32] r4:8484e000 ** 3 printk messages dropped ** [ 1330.841457][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.841601][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa99e08 ** 4 printk messages dropped ** [ 1330.842047][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e9280 ** 7 printk messages dropped ** [ 1330.842705][ T32] r5:850b7f8c r4:850b7c00 ** 4 printk messages dropped ** [ 1330.843163][ T32] r4:847b0480 ** 4 printk messages dropped ** [ 1330.843527][ T32] Exception stack(0xeaa99fb0 to 0xeaa99ff8) ** 6 printk messages dropped ** [ 1330.844832][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1330.845953][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1330.846323][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.846436][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1330.846531][ T32] r4:00000000 [ 1330.846589][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.846696][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1330.846749][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.846858][ T32] r5:00001000 r4:ee5d1000 [ 1330.846944][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.847044][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.847152][ T32] r5:8495af8c r4:8495ac00 [ 1330.847203][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.847348][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1330.847414][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.847548][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.847633][ T32] r4:847a6d80 [ 1330.847687][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.847829][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1330.847924][ T32] r4:00000001 [ 1330.847988][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.848080][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1330.848146][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.848220][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.848286][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.848359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 2 printk messages dropped ** [ 1330.848551][ T32] INFO: task kworker/1:366:4055 blocked for more than 457 seconds. ** 11 printk messages dropped ** [ 1330.849542][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 16 printk messages dropped ** [ 1330.876103][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 17 printk messages dropped ** [ 1330.878422][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 ** 17 printk messages dropped ** [ 1330.879827][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 18 printk messages dropped ** [ 1330.902379][ T32] r4:84789140 ** 13 printk messages dropped ** [ 1330.903550][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1330.904746][ T32] r5:850b7b8c r4:850b7800 ** 11 printk messages dropped ** [ 1330.905709][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 19 printk messages dropped ** [ 1330.908161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 ** 15 printk messages dropped ** [ 1330.909500][ T32] r4:847a6d80 ** 11 printk messages dropped ** [ 1330.931243][ T32] INFO: task kworker/1:368:4060 blocked for more than 457 seconds. ** 3 printk messages dropped ** [ 1330.931613][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.931734][ T32] Call trace: [ 1330.931808][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1330.931935][ T32] r10:829189c0 r9:eaab1d84 r8:00000002 r7:60000013 r6:eaab1d8c r5:8484b000 [ 1330.932042][ T32] r4:8484b000 [ 1330.932108][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1330.932208][ T32] r5:8484b000 r4:829189bc [ 1330.932273][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.932397][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.932524][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaab1e08 [ 1330.932579][ T32] r4:00000000 [ 1330.932626][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1330.932715][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.932823][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1330.932932][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e96c0 [ 1330.932989][ T32] r4:00000000 [ 1330.933055][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1330.933183][ T32] r9:83018205 r8:8484b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c3000 [ 1330.933237][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1330.933336][ T32] r5:00001000 r4:eaad3000 [ 1330.933388][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.933480][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.933574][ T32] r5:84bd0f8c r4:84bd0c00 [ 1330.933638][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.933794][ T32] r7:ddde2d40 r6:83018200 r5:84bd0f8c r4:847b0600 [ 1330.933860][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.933970][ T32] r10:61c88647 r9:8484b000 r8:847b062c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.934050][ T32] r4:847b0600 [ 1330.934124][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.934263][ T32] r10:00000000 r9:847b0600 r8:8027ecf4 r7:eaa99e60 r6:85075d80 r5:8484b000 [ 1330.934335][ T32] r4:00000001 [ 1330.934384][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.934472][ T32] Exception stack(0xeaab1fb0 to 0xeaab1ff8) ** 2 printk messages dropped ** [ 1330.934725][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 16 printk messages dropped ** [ 1330.936960][ T32] r4:82ac11e4 ** 9 printk messages dropped ** [ 1330.938069][ T32] r5:00001000 r4:ee5d1000 ** 12 printk messages dropped ** [ 1330.939301][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) ** 11 printk messages dropped ** [ 1330.969523][ T32] Call trace: ** 6 printk messages dropped ** [ 1330.970842][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 15 printk messages dropped ** [ 1330.972251][ T32] r7:ddde2d40 r6:83018200 r5:8511c38c r4:847b0680 ** 12 printk messages dropped ** [ 1330.973499][ T32] r4:847e9100 ** 9 printk messages dropped ** [ 1330.975193][ T32] dd20: 8625b000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 ** 14 printk messages dropped ** [ 1330.976471][ T32] r5:00001000 r4:ee5d1000 [ 1330.976533][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1330.976676][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.976779][ T32] r5:8495af8c r4:8495ac00 [ 1330.976829][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1330.976956][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1330.977012][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1330.977158][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.977220][ T32] r4:847a6d80 [ 1330.977268][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1330.977380][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1330.977462][ T32] r4:00000001 [ 1330.977521][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.977612][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1330.977679][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.977750][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.977835][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.977916][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1330.977972][ T32] r4:84789140 [ 1330.978023][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.978121][ T32] INFO: task kworker/1:370:4063 blocked for more than 457 seconds. [ 1330.978244][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.978324][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.978385][ T32] task:kworker/1:370 state:D stack:0 pid:4063 tgid:4063 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.978529][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.979216][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1330.979742][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e9540 ** 15 printk messages dropped ** [ 1331.006658][ T32] r4:00000001 ** 12 printk messages dropped ** [ 1331.008522][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 ** 12 printk messages dropped ** [ 1331.009549][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1331.021223][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1331.022021][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1331.022527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 7 printk messages dropped ** [ 1331.023307][ T32] Call trace: ** 6 printk messages dropped ** [ 1331.024158][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1331.024460][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1331.025314][ T32] r5:00001000 r4:eaacb000 ** 6 printk messages dropped ** [ 1331.026034][ T32] r10:61c88647 r9:850f2400 r8:847b07ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 5 printk messages dropped ** [ 1331.026519][ T32] Exception stack(0xeaa8dfb0 to 0xeaa8dff8) [ 1331.026588][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.026658][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.026734][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.026839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.026922][ T32] r4:847e9340 [ 1331.027682][ T32] INFO: task kworker/1:371:4065 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1331.027774][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.027951][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.028156][ T32] Call trace: [ 1331.028231][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1331.028346][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 ** 4 printk messages dropped ** [ 1331.028759][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 ** 18 printk messages dropped ** [ 1331.061522][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 ** 15 printk messages dropped ** [ 1331.062783][ T32] Not tainted 6.15.0-syzkaller #0 ** 10 printk messages dropped ** [ 1331.063782][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.063975][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaac9e08 [ 1331.064045][ T32] r4:00000000 [ 1331.064101][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1331.064189][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.064283][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.064389][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e9b00 [ 1331.064444][ T32] r4:00000000 [ 1331.064494][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.064600][ T32] r9:83018205 r8:850f3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1331.064654][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.064777][ T32] r5:00001000 r4:dfbd9000 [ 1331.064836][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.064934][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.065044][ T32] r5:8511d78c r4:8511d400 [ 1331.065100][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.065236][ T32] r7:ddde2d40 r6:83018200 r5:8511d78c r4:847b0880 [ 1331.065297][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.065429][ T32] r10:61c88647 r9:850f3c00 r8:847b08ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.065498][ T32] r4:847b0880 [ 1331.065547][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.065655][ T32] r10:00000000 r9:847b0880 r8:8027ecf4 r7:eaab1e60 r6:847b0900 r5:850f3c00 [ 1331.065743][ T32] r4:00000001 [ 1331.065809][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.065896][ T32] Exception stack(0xeaac9fb0 to 0xeaac9ff8) [ 1331.066004][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1331.067424][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1331.068416][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1331.068679][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 11 printk messages dropped ** [ 1331.069682][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 17 printk messages dropped ** [ 1331.093903][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.094683][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 17 printk messages dropped ** [ 1331.096318][ T32] r10:61c88647 r9:850f4800 r8:847b09ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 19 printk messages dropped ** [ 1331.098710][ T32] Exception stack(0xe044dd20 to 0xe044dd68) ** 10 printk messages dropped ** [ 1331.099629][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 ** 10 printk messages dropped ** [ 1331.127706][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1331.128495][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.129212][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.145108][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1331.145596][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1331.146468][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1331.146930][ T32] r10:61c88647 r9:850f5400 r8:847b0aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.146985][ T32] r4:847b0a80 [ 1331.147037][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.147150][ T32] r10:00000000 r9:847b0a80 r8:8027ecf4 r7:eaac9e60 r6:847b0b00 r5:850f5400 [ 1331.147205][ T32] r4:00000001 [ 1331.147254][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.147351][ T32] Exception stack(0xea991fb0 to 0xea991ff8) [ 1331.147426][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.147499][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.147566][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.147639][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.147715][ T32] r4:847e9900 [ 1331.148477][ T32] INFO: task kworker/1:374:4073 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1331.148609][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.148816][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.148929][ T32] Call trace: [ 1331.149005][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1331.149118][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1331.149195][ T32] r4:00000000 [ 1331.149248][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.149350][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1331.149428][ T32] dd20: 87063000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1331.149523][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1331.149588][ T32] dd60: 80070013 ffffffff [ 1331.149648][ T32] r5:80070013 r4:80239bb0 [ 1331.149700][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.149799][ T32] r4:82ac11e4 [ 1331.149850][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.150007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1331.160695][ T32] r4:e044ddc0 [ 1331.160774][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.160914][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1331.160991][ T32] r4:00000000 [ 1331.161051][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.161162][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1331.161233][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.161348][ T32] r5:00001000 r4:ee5d1000 [ 1331.161403][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.161499][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.161596][ T32] r5:8495af8c r4:8495ac00 [ 1331.161678][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.161791][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 ** 5 printk messages dropped ** [ 1331.162278][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.162703][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1331.163100][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1331.164057][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1331.164489][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1331.165539][ T32] r7:ddde2d40 r6:83018200 r5:8511df8c r4:847b0b80 ** 11 printk messages dropped ** [ 1331.166526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 20 printk messages dropped ** [ 1331.169010][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 ** 14 printk messages dropped ** [ 1331.211235][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 ** 10 printk messages dropped ** [ 1331.212025][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1331.213048][ T32] r5:850f6c00 r4:829189bc ** 1 printk messages dropped ** [ 1331.213194][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1331.213786][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fd300 ** 17 printk messages dropped ** [ 1331.215559][ T32] Exception stack(0xeaae5fb0 to 0xeaae5ff8) ** 10 printk messages dropped ** [ 1331.217373][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1331.217434][ T32] r4:00000000 [ 1331.217481][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.217591][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1331.217683][ T32] dd20: 8743b000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1331.217766][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1331.217830][ T32] dd60: 80070013 ffffffff [ 1331.217904][ T32] r5:80070013 r4:80239bb0 [ 1331.217962][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.218063][ T32] r4:82ac11e4 [ 1331.218114][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.218241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1331.218335][ T32] r4:e044ddc0 [ 1331.218430][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.218542][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1331.218597][ T32] r4:00000000 [ 1331.218647][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.218772][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1331.218846][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.218988][ T32] r5:00001000 r4:ee5d1000 [ 1331.219043][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.219174][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.219278][ T32] r5:8495af8c r4:8495ac00 [ 1331.219347][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.219512][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1331.219570][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.219689][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.219771][ T32] r4:847a6d80 [ 1331.219835][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.240786][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1331.240875][ T32] r4:00000001 [ 1331.240935][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.241054][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1331.241149][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.241232][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.241300][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.241380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.241435][ T32] r4:84789140 [ 1331.241505][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.241592][ T32] INFO: task kworker/1:377:4079 blocked for more than 457 seconds. [ 1331.241688][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.241754][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.241824][ T32] task:kworker/1:377 state:D stack:0 pid:4079 tgid:4079 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.241956][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.242080][ T32] Call trace: [ 1331.242223][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1331.242364][ T32] r10:829189c0 r9:eaae9d84 r8:00000002 r7:60000113 r6:eaae9d8c r5:850f3000 [ 1331.242424][ T32] r4:850f3000 [ 1331.242493][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1331.242620][ T32] r5:850f3000 r4:829189bc [ 1331.242691][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.242791][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.242904][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaae9e08 [ 1331.242959][ T32] r4:00000000 [ 1331.243005][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1331.243096][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.243193][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.243313][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e9fc0 [ 1331.243421][ T32] r4:00000000 [ 1331.243478][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.243587][ T32] r9:83018205 r8:850f3000 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1331.243641][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.243759][ T32] r5:00001000 r4:dfe33000 [ 1331.243815][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.243987][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.244092][ T32] r5:8511e38c r4:8511e000 [ 1331.244144][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.244252][ T32] r7:ddde2d40 r6:83018200 r5:8511e38c r4:847b0d80 [ 1331.244306][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.244428][ T32] r10:61c88647 r9:850f3000 r8:847b0dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.244511][ T32] r4:847b0d80 [ 1331.244583][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.244694][ T32] r10:00000000 r9:847b0d80 r8:8027ecf4 r7:eaae5e60 r6:847b0e00 r5:850f3000 [ 1331.244771][ T32] r4:00000001 [ 1331.244826][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.244917][ T32] Exception stack(0xeaae9fb0 to 0xeaae9ff8) [ 1331.244984][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.245094][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.245191][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.245290][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.245361][ T32] r4:847e9e80 [ 1331.246113][ T32] INFO: task kworker/1:377:4079 is blocked on a mutex likely owned by task kworker/1:209:3661. ** 1 printk messages dropped ** [ 1331.246404][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.247222][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 ** 8 printk messages dropped ** [ 1331.247858][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 ** 7 printk messages dropped ** [ 1331.248553][ T32] r5:8495af8c r4:8495ac00 ** 4 printk messages dropped ** [ 1331.249019][ T32] r4:847a6d80 ** 4 printk messages dropped ** [ 1331.249425][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) ** 7 printk messages dropped ** [ 1331.280622][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1331.280989][ T32] r4:850f1800 ** 3 printk messages dropped ** [ 1331.281186][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1331.281493][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1331.281900][ T32] r5:8511e78c r4:8511e400 ** 6 printk messages dropped ** [ 1331.282201][ T32] r10:00000000 r9:847b0e80 r8:8027ecf4 r7:eaae5e60 r6:847b0f00 r5:850f1800 ** 9 printk messages dropped ** [ 1331.282984][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1331.284121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 ** 7 printk messages dropped ** [ 1331.284426][ T32] r5:00001000 r4:ee5d1000 ** 2 printk messages dropped ** [ 1331.284552][ T32] r5:8495af8c r4:8495ac00 [ 1331.284585][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.284643][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1331.284689][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.284764][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.284793][ T32] r4:847a6d80 [ 1331.284813][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.284863][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1331.284887][ T32] r4:00000001 [ 1331.284927][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.284979][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1331.285018][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.285052][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.285091][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.285125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.285148][ T32] r4:84789140 [ 1331.285191][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.285231][ T32] INFO: task kworker/1:379:4083 blocked for more than 457 seconds. [ 1331.285310][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.285366][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.285394][ T32] task:kworker/1:379 state:D stack:0 pid:4083 tgid:4083 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.285486][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.285553][ T32] Call trace: [ 1331.285587][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1331.285652][ T32] r10:829189c0 r9:eaaf1d84 r8:00000002 r7:60000113 r6:eaaf1d8c r5:850f0c00 [ 1331.285681][ T32] r4:850f0c00 [ 1331.285703][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1331.285748][ T32] r5:850f0c00 r4:829189bc [ 1331.285768][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.285809][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.285859][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaf1e08 [ 1331.285882][ T32] r4:00000000 [ 1331.285902][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1331.285974][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.286028][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.286089][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fd040 [ 1331.286164][ T32] r4:00000000 [ 1331.286252][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.286332][ T32] r9:83018205 r8:850f0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1331.286359][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.286403][ T32] r5:00001000 r4:dfe9f000 [ 1331.286424][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.286465][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.286530][ T32] r5:8511eb8c r4:8511e800 [ 1331.286577][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.286641][ T32] r7:ddde2d40 r6:83018200 r5:8511eb8c r4:847b0f80 [ 1331.286665][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.286782][ T32] r10:61c88647 r9:850f0c00 r8:847b0fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.286831][ T32] r4:847b0f80 [ 1331.286856][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.286928][ T32] r10:00000000 r9:847b0f80 r8:8027ecf4 r7:eaae5e60 r6:85100000 r5:850f0c00 [ 1331.286966][ T32] r4:00000001 [ 1331.286987][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.287070][ T32] Exception stack(0xeaaf1fb0 to 0xeaaf1ff8) [ 1331.287125][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.287170][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.287199][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.287231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.287275][ T32] r4:850fd080 [ 1331.287529][ T32] INFO: task kworker/1:379:4083 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1331.287565][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.287624][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.287665][ T32] Call trace: [ 1331.287695][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1331.287747][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1331.287771][ T32] r4:00000000 [ 1331.287820][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.287864][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1331.287923][ T32] dd20: 87c0d000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 ** 9 printk messages dropped ** [ 1331.288357][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 ** 7 printk messages dropped ** [ 1331.288700][ T32] r5:8495af8c r4:8495ac00 ** 6 printk messages dropped ** [ 1331.288976][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 ** 9 printk messages dropped ** [ 1331.289348][ T32] INFO: task kworker/1:380:4085 blocked for more than 457 seconds. ** 10 printk messages dropped ** [ 1331.289788][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1331.302692][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1331.302879][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1331.303331][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1331.303686][ T32] r10:00000000 r9:85100080 r8:8027ecf4 r7:eaae5e60 r6:85100100 r5:850ee000 ** 7 printk messages dropped ** [ 1331.304033][ T32] r4:850fd180 ** 5 printk messages dropped ** [ 1331.304796][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 ** 11 printk messages dropped ** [ 1331.305235][ T32] r4:e044ddc0 ** 1 printk messages dropped ** [ 1331.305302][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1331.305347][ T32] r4:00000000 [ 1331.305373][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.305443][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1331.305518][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.305580][ T32] r5:00001000 r4:ee5d1000 [ 1331.305602][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.305685][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.305737][ T32] r5:8495af8c r4:8495ac00 [ 1331.305770][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.305822][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1331.305843][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.305893][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.305929][ T32] r4:847a6d80 [ 1331.305984][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.306049][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1331.306083][ T32] r4:00000001 [ 1331.306131][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.306237][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1331.306321][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.306361][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.306391][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.306423][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.306456][ T32] r4:84789140 [ 1331.306484][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.306537][ T32] INFO: task kworker/1:381:4087 blocked for more than 457 seconds. [ 1331.306576][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.306603][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.306625][ T32] task:kworker/1:381 state:D stack:0 pid:4087 tgid:4087 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.306691][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.306732][ T32] Call trace: [ 1331.306784][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1331.306847][ T32] r10:829189c0 r9:eaaf9d84 r8:00000002 r7:60000113 r6:eaaf9d8c r5:850eec00 [ 1331.306895][ T32] r4:850eec00 [ 1331.306918][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1331.306995][ T32] r5:850eec00 r4:829189bc ** 1 printk messages dropped ** [ 1331.307123][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.307179][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaf9e08 ** 4 printk messages dropped ** [ 1331.307385][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fda80 [ 1331.307433][ T32] r4:00000000 [ 1331.307456][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.307524][ T32] r9:83018205 r8:850eec00 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1331.307570][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.307642][ T32] r5:00001000 r4:dff95000 [ 1331.307665][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.307708][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.307764][ T32] r5:8511ff8c r4:8511fc00 [ 1331.307787][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.307858][ T32] r7:ddde2d40 r6:83018200 r5:8511ff8c r4:85100180 [ 1331.307884][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.307934][ T32] r10:61c88647 r9:850eec00 r8:851001ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.307979][ T32] r4:85100180 [ 1331.308002][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.308073][ T32] r10:00000000 r9:85100180 r8:8027ecf4 r7:eaaf5e60 r6:85100200 r5:850eec00 [ 1331.308100][ T32] r4:00000001 [ 1331.308144][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.308208][ T32] Exception stack(0xeaaf9fb0 to 0xeaaf9ff8) [ 1331.308274][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.308309][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.308338][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.308369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.308414][ T32] r4:850fd340 [ 1331.308651][ T32] INFO: task kworker/1:381:4087 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1331.308686][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.308815][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.308887][ T32] Call trace: [ 1331.308985][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1331.309058][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1331.309092][ T32] r4:00000000 [ 1331.309113][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.309164][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1331.309199][ T32] dd20: 87c0d000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1331.309232][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1331.309288][ T32] dd60: 80070013 ffffffff [ 1331.309317][ T32] r5:80070013 r4:80239bb0 [ 1331.309339][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 4 printk messages dropped ** [ 1331.309526][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1331.328155][ T32] r5:8495af8c r4:8495ac00 ** 4 printk messages dropped ** [ 1331.328357][ T32] r4:847a6d80 ** 4 printk messages dropped ** [ 1331.328542][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) ** 6 printk messages dropped ** [ 1331.328868][ T32] INFO: task kworker/1:382:4089 blocked for more than 457 seconds. ** 9 printk messages dropped ** [ 1331.329601][ T32] r5:84a08000 r4:829189bc ** 1 printk messages dropped ** [ 1331.329747][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1331.329835][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.345523][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fd5c0 ** 9 printk messages dropped ** [ 1331.346627][ T32] r7:ddde2d40 r6:83018200 r5:8511f78c r4:85100280 ** 7 printk messages dropped ** [ 1331.347039][ T32] Exception stack(0xeaafdfb0 to 0xeaafdff8) ** 6 printk messages dropped ** [ 1331.347728][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1331.348506][ T32] r4:e044ddc0 ** 3 printk messages dropped ** [ 1331.348640][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1331.349124][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1331.349459][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.349799][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.359666][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1331.359883][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1331.360611][ T32] r5:8511fb8c r4:8511f800 ** 4 printk messages dropped ** [ 1331.360956][ T32] r4:85100380 [ 1331.361013][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.361114][ T32] r10:00000000 r9:85100380 r8:8027ecf4 r7:eaaf9e60 r6:85100400 r5:84a09800 [ 1331.361143][ T32] r4:00000001 [ 1331.361186][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.361230][ T32] Exception stack(0xeaaddfb0 to 0xeaaddff8) [ 1331.361264][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.361295][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.361323][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.361365][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.361392][ T32] r4:850fd600 [ 1331.361825][ T32] INFO: task kworker/1:383:4091 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1331.361865][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.361940][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.361997][ T32] Call trace: [ 1331.362040][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1331.362105][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1331.362131][ T32] r4:00000000 [ 1331.362196][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.362306][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1331.362387][ T32] dd20: 88670000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1331.362477][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1331.362566][ T32] dd60: 80070013 ffffffff [ 1331.362598][ T32] r5:80070013 r4:80239bb0 [ 1331.362694][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.362786][ T32] r4:82ac11e4 [ 1331.362834][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.362887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1331.362912][ T32] r4:e044ddc0 [ 1331.362932][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.362994][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1331.363017][ T32] r4:00000000 [ 1331.363037][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.363098][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1331.363125][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.363193][ T32] r5:00001000 r4:ee5d1000 [ 1331.363217][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.363277][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.363327][ T32] r5:8495af8c r4:8495ac00 [ 1331.363348][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.363397][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1331.363428][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.363504][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.363546][ T32] r4:847a6d80 [ 1331.363580][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.363642][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1331.363669][ T32] r4:00000001 [ 1331.363690][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.363728][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1331.363757][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.363808][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.363862][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.363897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.363922][ T32] r4:84789140 [ 1331.363975][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.364009][ T32] INFO: task kworker/1:384:4094 blocked for more than 457 seconds. [ 1331.364043][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.364086][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 2 printk messages dropped ** [ 1331.364268][ T32] Call trace: ** 6 printk messages dropped ** [ 1331.364643][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.364699][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab09e08 ** 4 printk messages dropped ** [ 1331.364913][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fdc40 ** 9 printk messages dropped ** [ 1331.365319][ T32] r7:ddde2d40 r6:83018200 r5:8516038c r4:85100480 ** 5 printk messages dropped ** [ 1331.365582][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1331.365712][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1331.366508][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1331.366821][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1331.367062][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 ** 7 printk messages dropped ** [ 1331.367330][ T32] r5:8495af8c r4:8495ac00 ** 7 printk messages dropped ** [ 1331.367824][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.368198][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1331.369015][ T32] r10:829189c0 r9:eab05d84 r8:00000002 r7:60000013 r6:eab05d8c r5:84a0a400 ** 4 printk messages dropped ** [ 1331.369230][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1331.369540][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.369783][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1331.406554][ T32] Exception stack(0xeab05fb0 to 0xeab05ff8) ** 6 printk messages dropped ** [ 1331.408385][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.408528][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.409237][ T32] Call trace: [ 1331.409312][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1331.409469][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1331.409524][ T32] r4:00000000 [ 1331.409566][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.409643][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1331.409815][ T32] dd20: 891b9000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1331.410001][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1331.410084][ T32] dd60: 80070013 ffffffff [ 1331.410136][ T32] r5:80070013 r4:80239bb0 [ 1331.410325][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.419379][ T32] r4:82ac11e4 [ 1331.419482][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.419561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1331.419619][ T32] r4:e044ddc0 [ 1331.419680][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.419734][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1331.419759][ T32] r4:00000000 [ 1331.419781][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.419861][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1331.419905][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.419966][ T32] r5:00001000 r4:ee5d1000 [ 1331.419989][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.420472][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.420541][ T32] r5:8495af8c r4:8495ac00 [ 1331.420564][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.420613][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1331.420636][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.420686][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.420710][ T32] r4:847a6d80 [ 1331.420730][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.420781][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1331.420804][ T32] r4:00000001 [ 1331.420824][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.420863][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1331.420894][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.420925][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.420966][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.420999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.421022][ T32] r4:84789140 [ 1331.421047][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.421084][ T32] INFO: task kworker/1:386:4098 blocked for more than 457 seconds. [ 1331.421121][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.421148][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.421171][ T32] task:kworker/1:386 state:D stack:0 pid:4098 tgid:4098 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.421262][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.421311][ T32] Call trace: [ 1331.421373][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1331.421433][ T32] r10:829189c0 r9:eab0dd84 r8:00000002 r7:60000013 r6:eab0dd8c r5:84a0c800 ** 4 printk messages dropped ** [ 1331.421697][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1331.421823][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1331.422249][ T32] r5:00001000 r4:e0623000 ** 6 printk messages dropped ** [ 1331.422636][ T32] r10:61c88647 r9:84a0c800 r8:851006ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1331.423088][ T32] r4:850fdb40 ** 2 printk messages dropped ** [ 1331.424879][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1331.425408][ T32] dd60: 80070013 ffffffff ** 7 printk messages dropped ** [ 1331.425803][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 ** 9 printk messages dropped ** [ 1331.426612][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 ** 7 printk messages dropped ** [ 1331.426991][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) ** 7 printk messages dropped ** [ 1331.427453][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1331.427862][ T32] r10:829189c0 r9:eab11d84 r8:00000002 r7:60000113 r6:eab11d8c r5:84a0d400 ** 4 printk messages dropped ** [ 1331.428157][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1331.428642][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1331.429150][ T32] r4:85075f00 ** 6 printk messages dropped ** [ 1331.429514][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1331.451587][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1331.451973][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1331.452183][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 ** 10 printk messages dropped ** [ 1331.452695][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.452750][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.452774][ T32] r4:847a6d80 [ 1331.452795][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.452844][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1331.452869][ T32] r4:00000001 [ 1331.452889][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.452927][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1331.452966][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.453029][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.453062][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.453100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.453147][ T32] r4:84789140 [ 1331.453204][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.453249][ T32] INFO: task kworker/1:387:4100 blocked for more than 457 seconds. [ 1331.453285][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.453311][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.453344][ T32] task:kworker/1:387 state:D stack:0 pid:4100 tgid:4100 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.453398][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.453482][ T32] Call trace: [ 1331.453558][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1331.453667][ T32] r10:829189c0 r9:eab15d84 r8:00000002 r7:60000113 r6:eab15d8c r5:84a0bc00 [ 1331.453765][ T32] r4:84a0bc00 [ 1331.453816][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1331.453910][ T32] r5:84a0bc00 r4:829189bc [ 1331.453970][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.454158][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.454268][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab15e08 [ 1331.454297][ T32] r4:00000000 [ 1331.454362][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1331.454408][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.454451][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.454528][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fd500 [ 1331.454658][ T32] r4:00000000 [ 1331.454681][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.454729][ T32] r9:83018205 r8:84a0bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1331.454770][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.454845][ T32] r5:00001000 r4:e012b000 [ 1331.454869][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.454912][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.455013][ T32] r5:85160b8c r4:85160800 [ 1331.455039][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.455094][ T32] r7:ddde2d40 r6:83018200 r5:85160b8c r4:85100780 [ 1331.455116][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.455208][ T32] r10:61c88647 r9:84a0bc00 r8:851007ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.455350][ T32] r4:85100780 [ 1331.455376][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.455427][ T32] r10:00000000 r9:85100780 r8:8027ecf4 r7:eab0de60 r6:85100880 r5:84a0bc00 [ 1331.455451][ T32] r4:00000001 [ 1331.455502][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.455543][ T32] Exception stack(0xeab15fb0 to 0xeab15ff8) [ 1331.455574][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.455606][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1331.455738][ T32] r4:850fde80 ** 5 printk messages dropped ** [ 1331.456624][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 ** 10 printk messages dropped ** [ 1331.457714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 ** 6 printk messages dropped ** [ 1331.458026][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1331.458502][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1331.458878][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1331.459188][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1331.487586][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1331.487860][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1331.488445][ T32] r5:8516178c r4:85161400 ** 4 printk messages dropped ** [ 1331.488775][ T32] r4:85100900 ** 6 printk messages dropped ** [ 1331.489055][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.489117][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.489182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.489227][ T32] r4:85101080 [ 1331.489790][ T32] INFO: task kworker/1:388:4103 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1331.504288][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.504656][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.504815][ T32] Call trace: [ 1331.505019][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1331.505155][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1331.505217][ T32] r4:00000000 [ 1331.505268][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.505374][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1331.505503][ T32] dd20: 8a115000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1331.505605][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1331.505682][ T32] dd60: 80070013 ffffffff [ 1331.505763][ T32] r5:80070013 r4:80239bb0 [ 1331.505851][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.506001][ T32] r4:82ac11e4 [ 1331.506069][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.506224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1331.506310][ T32] r4:e044ddc0 [ 1331.506391][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.506508][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1331.506595][ T32] r4:00000000 [ 1331.506648][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.506769][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1331.506847][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.506954][ T32] r5:00001000 r4:ee5d1000 [ 1331.507006][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.507102][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.507241][ T32] r5:8495af8c r4:8495ac00 [ 1331.507305][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.507418][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1331.507496][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.507618][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.507691][ T32] r4:847a6d80 [ 1331.507784][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.507905][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1331.507961][ T32] r4:00000001 [ 1331.508011][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.508096][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1331.508166][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.508240][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.508310][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.508395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.508449][ T32] r4:84789140 [ 1331.508532][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.508613][ T32] INFO: task kworker/1:389:4105 blocked for more than 457 seconds. [ 1331.508689][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.508747][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.508799][ T32] task:kworker/1:389 state:D stack:0 pid:4105 tgid:4105 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.508901][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.509009][ T32] Call trace: [ 1331.509097][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1331.509212][ T32] r10:829189c0 r9:eab1dd84 r8:00000002 r7:60000113 r6:eab1dd8c r5:844e3c00 [ 1331.509307][ T32] r4:844e3c00 [ 1331.509381][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1331.509475][ T32] r5:844e3c00 r4:829189bc [ 1331.509669][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.509781][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.536343][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab1de08 [ 1331.536552][ T32] r4:00000000 [ 1331.536637][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1331.536800][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.536914][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.537027][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85101380 [ 1331.537110][ T32] r4:00000000 [ 1331.537165][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.537280][ T32] r9:83018205 r8:844e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1331.537563][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.537693][ T32] r5:00001000 r4:e066b000 [ 1331.537785][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.537888][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.537983][ T32] r5:8516138c r4:85161000 [ 1331.538035][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.538144][ T32] r7:ddde2d40 r6:83018200 r5:8516138c r4:85100980 [ 1331.538228][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.538350][ T32] r10:61c88647 r9:844e3c00 r8:851009ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.538432][ T32] r4:85100980 [ 1331.538488][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.538618][ T32] r10:00000000 r9:85100980 r8:8027ecf4 r7:eab19e60 r6:85108000 r5:844e3c00 [ 1331.538685][ T32] r4:00000001 [ 1331.538730][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.538827][ T32] Exception stack(0xeab1dfb0 to 0xeab1dff8) [ 1331.538899][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.538983][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.539063][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.539251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.539317][ T32] r4:851012c0 ** 2 printk messages dropped ** [ 1331.546138][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.547011][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 ** 10 printk messages dropped ** [ 1331.547987][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1331.548961][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1331.549793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1331.566155][ T32] r4:84a0e000 ** 3 printk messages dropped ** [ 1331.566707][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1331.566886][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1331.567280][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1331.568004][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1331.568971][ T32] Exception stack(0xeab01fb0 to 0xeab01ff8) ** 7 printk messages dropped ** [ 1331.584757][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1331.585470][ T32] dd20: 8a5fc000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 ** 9 printk messages dropped ** [ 1331.586387][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 ** 7 printk messages dropped ** [ 1331.587014][ T32] r5:8495af8c r4:8495ac00 ** 6 printk messages dropped ** [ 1331.587634][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 ** 5 printk messages dropped ** [ 1331.589259][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.589350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.589422][ T32] r4:84789140 [ 1331.589502][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.589574][ T32] INFO: task kworker/1:391:4110 blocked for more than 458 seconds. [ 1331.589655][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.589718][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.589773][ T32] task:kworker/1:391 state:D stack:0 pid:4110 tgid:4110 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.617828][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.618224][ T32] Call trace: [ 1331.618316][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1331.618484][ T32] r10:829189c0 r9:eab25d84 r8:00000002 r7:60000013 r6:eab25d8c r5:85120c00 [ 1331.618552][ T32] r4:85120c00 [ 1331.618607][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1331.618707][ T32] r5:85120c00 r4:829189bc [ 1331.618759][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.618852][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.619035][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab25e08 [ 1331.619109][ T32] r4:00000000 [ 1331.619159][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1331.619251][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.619354][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.619460][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85101a80 [ 1331.619517][ T32] r4:00000000 [ 1331.619569][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.619676][ T32] r9:83018205 r8:85120c00 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1331.619728][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.619953][ T32] r5:00001000 r4:e48f3000 [ 1331.624060][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.624220][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.624332][ T32] r5:8516238c r4:85162000 [ 1331.624385][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.624499][ T32] r7:ddde2d40 r6:83018200 r5:8516238c r4:85100b00 [ 1331.624553][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.624664][ T32] r10:61c88647 r9:85120c00 r8:85100b2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.624726][ T32] r4:85100b00 [ 1331.624775][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.624888][ T32] r10:00000000 r9:85100b00 r8:8027ecf4 r7:eab01e60 r6:85100b80 r5:85120c00 [ 1331.624946][ T32] r4:00000001 [ 1331.625025][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.625115][ T32] Exception stack(0xeab25fb0 to 0xeab25ff8) [ 1331.625193][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.625277][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.625361][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.625439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.625497][ T32] r4:85101080 ** 2 printk messages dropped ** [ 1331.626475][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1331.627075][ T32] dd20: 8a753000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 ** 9 printk messages dropped ** [ 1331.628575][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 ** 7 printk messages dropped ** [ 1331.629534][ T32] r5:8495af8c r4:8495ac00 ** 6 printk messages dropped ** [ 1331.652695][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 ** 7 printk messages dropped ** [ 1331.653551][ T32] r4:84789140 ** 4 printk messages dropped ** [ 1331.653894][ T32] task:kworker/1:392 state:D stack:0 pid:4111 tgid:4111 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1331.654828][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1331.655436][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.655741][ T32] r5:00001000 r4:e06d1000 ** 4 printk messages dropped ** [ 1331.656130][ T32] r7:ddde2d40 r6:83018200 r5:85161f8c r4:85100c00 ** 5 printk messages dropped ** [ 1331.656605][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.656937][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.658392][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 ** 11 printk messages dropped ** [ 1331.659332][ T32] r4:e044ddc0 ** 2 printk messages dropped ** [ 1331.659648][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1331.671015][ T32] r5:8495af8c r4:8495ac00 ** 4 printk messages dropped ** [ 1331.672209][ T32] r4:847a6d80 ** 4 printk messages dropped ** [ 1331.672573][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) ** 7 printk messages dropped ** [ 1331.673123][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.673333][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.673396][ T32] task:kworker/1:393 state:D stack:0 pid:4113 tgid:4113 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.673521][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.673614][ T32] Call trace: [ 1331.673689][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1331.673806][ T32] r10:829189c0 r9:eab31d84 r8:00000002 r7:60000113 r6:eab31d8c r5:85123000 [ 1331.674344][ T32] r4:85123000 [ 1331.674423][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1331.674530][ T32] r5:85123000 r4:829189bc [ 1331.674585][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.674683][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.674795][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab31e08 [ 1331.674851][ T32] r4:00000000 [ 1331.674898][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1331.674987][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.675088][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.675193][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85101fc0 [ 1331.675249][ T32] r4:00000000 [ 1331.675294][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.675411][ T32] r9:83018205 r8:85123000 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1331.675462][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.675548][ T32] r5:00001000 r4:ea997000 [ 1331.675597][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.675689][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.675784][ T32] r5:85162b8c r4:85162800 [ 1331.675832][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.675925][ T32] r7:ddde2d40 r6:83018200 r5:85162b8c r4:85100d00 [ 1331.675997][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.676114][ T32] r10:61c88647 r9:85123000 r8:85100d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.676190][ T32] r4:85100d00 [ 1331.676245][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.676363][ T32] r10:00000000 r9:85100d00 r8:8027ecf4 r7:eab25e60 r6:85100d80 r5:85123000 [ 1331.676420][ T32] r4:00000001 [ 1331.676513][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.676599][ T32] Exception stack(0xeab31fb0 to 0xeab31ff8) [ 1331.676963][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.677059][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.677153][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.677311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.677402][ T32] r4:85101a00 [ 1331.678121][ T32] INFO: task kworker/1:393:4113 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1331.678234][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.678413][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.678616][ T32] Call trace: [ 1331.678711][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1331.678832][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1331.678886][ T32] r4:00000000 [ 1331.678933][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.679019][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1331.679262][ T32] dd20: 8a8d9000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1331.679363][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1331.679423][ T32] dd60: 80070013 ffffffff [ 1331.679488][ T32] r5:80070013 r4:80239bb0 [ 1331.679540][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.679636][ T32] r4:82ac11e4 [ 1331.679689][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1331.713325][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 ** 7 printk messages dropped ** [ 1331.714085][ T32] r5:8495af8c r4:8495ac00 ** 4 printk messages dropped ** [ 1331.714463][ T32] r4:847a6d80 ** 6 printk messages dropped ** [ 1331.714814][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.715268][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.715884][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1331.716218][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1331.716562][ T32] r5:00001000 r4:e075f000 ** 5 printk messages dropped ** [ 1331.716824][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1331.717165][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.718086][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1331.718124][ T32] r4:00000000 [ 1331.718202][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.718266][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1331.718303][ T32] dd20: 8acf6000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1331.718336][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1331.718363][ T32] dd60: 80070013 ffffffff [ 1331.718393][ T32] r5:80070013 r4:80239bb0 [ 1331.718431][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.718480][ T32] r4:82ac11e4 [ 1331.718501][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.718550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1331.718574][ T32] r4:e044ddc0 [ 1331.718595][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.718641][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1331.718765][ T32] r4:00000000 [ 1331.718835][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.718924][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1331.718961][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.719033][ T32] r5:00001000 r4:ee5d1000 [ 1331.719065][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.719142][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.719264][ T32] r5:8495af8c r4:8495ac00 [ 1331.719316][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.719446][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1331.719522][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.719657][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.719718][ T32] r4:847a6d80 [ 1331.719772][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.732520][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1331.732615][ T32] r4:00000001 [ 1331.732648][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.732728][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1331.732766][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.732798][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.732827][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.732860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.732884][ T32] r4:84789140 [ 1331.732908][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.732939][ T32] INFO: task kworker/1:394:4117 blocked for more than 458 seconds. [ 1331.732974][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.733026][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.733054][ T32] task:kworker/1:394 state:D stack:0 pid:4117 tgid:4117 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.733142][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.733247][ T32] Call trace: [ 1331.733341][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1331.733423][ T32] r10:829189c0 r9:eab21d84 r8:00000002 r7:60000113 r6:eab21d8c r5:844e4800 [ 1331.733452][ T32] r4:844e4800 [ 1331.733474][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1331.733531][ T32] r5:844e4800 r4:829189bc [ 1331.733556][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.733600][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.733675][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab21e08 [ 1331.733714][ T32] r4:00000000 [ 1331.733744][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1331.733794][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.733838][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.733885][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85101f00 [ 1331.733910][ T32] r4:00000000 [ 1331.733931][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.733979][ T32] r9:83018205 r8:844e4800 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1331.734002][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.734046][ T32] r5:00001000 r4:e8973000 [ 1331.734067][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.734117][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.734160][ T32] r5:8516278c r4:85162400 [ 1331.734226][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.734310][ T32] r7:ddde2d40 r6:83018200 r5:8516278c r4:85100e80 [ 1331.734337][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.734399][ T32] r10:61c88647 r9:844e4800 r8:85100eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.734435][ T32] r4:85100e80 [ 1331.734480][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.734533][ T32] r10:00000000 r9:85100e80 r8:8027ecf4 r7:eab31e60 r6:85108100 r5:844e4800 ** 4 printk messages dropped ** [ 1331.734794][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1331.735326][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1331.735614][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 ** 4 printk messages dropped ** [ 1331.735768][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 ** 7 printk messages dropped ** [ 1331.736056][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.736113][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1331.736137][ T32] r4:00000000 [ 1331.736179][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.736231][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1331.736255][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.736300][ T32] r5:00001000 r4:ee5d1000 [ 1331.736353][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.736415][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.736462][ T32] r5:8495af8c r4:8495ac00 [ 1331.736483][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.736531][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1331.736552][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.736602][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.736625][ T32] r4:847a6d80 [ 1331.736645][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.736693][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1331.736726][ T32] r4:00000001 [ 1331.736750][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.736789][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1331.736817][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.736891][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.736924][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.736958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.737012][ T32] r4:84789140 [ 1331.737036][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.737092][ T32] INFO: task kworker/0:107:4118 blocked for more than 458 seconds. [ 1331.737150][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.737188][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.737212][ T32] task:kworker/0:107 state:D stack:0 pid:4118 tgid:4118 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.737272][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.737340][ T32] Call trace: [ 1331.737389][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1331.737463][ T32] r10:829189c0 r9:eab2dd84 r8:00000002 r7:60000113 r6:eab2dd8c r5:844e5400 [ 1331.737490][ T32] r4:844e5400 [ 1331.737577][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1331.737625][ T32] r5:844e5400 r4:829189bc [ 1331.737648][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.737689][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.737739][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab2de08 [ 1331.737784][ T32] r4:00000000 [ 1331.737808][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1331.737860][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.737913][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.737962][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85047940 [ 1331.737986][ T32] r4:00000000 [ 1331.738007][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.738052][ T32] r9:83018005 r8:844e5400 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1331.738148][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.738207][ T32] r5:00001000 r4:e0749000 [ 1331.738228][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.738288][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.738442][ T32] r5:84bd238c r4:84bd2000 [ 1331.738466][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.738513][ T32] r7:dddced40 r6:83018000 r5:84bd238c r4:85108180 [ 1331.738582][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.738636][ T32] r10:61c88647 r9:844e5400 r8:851081ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.738660][ T32] r4:85108180 [ 1331.738681][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.738729][ T32] r10:00000000 r9:85108180 r8:8027ecf4 r7:eab35e60 r6:85108200 r5:844e5400 [ 1331.738752][ T32] r4:00000001 [ 1331.738771][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.738808][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 1331.738836][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.738866][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.738909][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.738946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.738987][ T32] r4:85049700 [ 1331.739236][ T32] INFO: task kworker/0:107:4118 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1331.739271][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.739342][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.739398][ T32] Call trace: [ 1331.739433][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1331.739486][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1331.739511][ T32] r4:00000000 [ 1331.739551][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.739616][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1331.739674][ T32] dd20: 8aec9000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1331.739731][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1331.739760][ T32] dd60: 80070013 ffffffff [ 1331.739797][ T32] r5:80070013 r4:80239bb0 [ 1331.739822][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.739912][ T32] r4:82ac11e4 [ 1331.760397][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.760507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 ** 1 printk messages dropped ** [ 1331.760561][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.760616][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1331.760642][ T32] r4:00000000 [ 1331.760665][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.760741][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1331.760780][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.760836][ T32] r5:00001000 r4:ee5d1000 [ 1331.760870][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.760967][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.761026][ T32] r5:8495af8c r4:8495ac00 [ 1331.761077][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.761136][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1331.761175][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.761235][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.761271][ T32] r4:847a6d80 [ 1331.761319][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.761384][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1331.761432][ T32] r4:00000001 [ 1331.761478][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.761523][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1331.761558][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.761591][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.761645][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.761709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.761785][ T32] r4:84789140 [ 1331.761877][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.761954][ T32] INFO: task kworker/1:395:4122 blocked for more than 458 seconds. [ 1331.762021][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.762052][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.762088][ T32] task:kworker/1:395 state:D stack:0 pid:4122 tgid:4122 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.762337][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.762455][ T32] Call trace: [ 1331.762497][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1331.762557][ T32] r10:829189c0 r9:eab49d84 r8:00000002 r7:60000113 r6:eab49d8c r5:844e6000 [ 1331.762583][ T32] r4:844e6000 [ 1331.762604][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1331.762649][ T32] r5:844e6000 r4:829189bc [ 1331.762681][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.762729][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.762781][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab49e08 [ 1331.762827][ T32] r4:00000000 [ 1331.762852][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1331.762911][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.762968][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.763019][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fde80 [ 1331.763044][ T32] r4:00000000 [ 1331.763064][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.763137][ T32] r9:83018205 r8:844e6000 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1331.763173][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.763217][ T32] r5:00001000 r4:ea9a7000 [ 1331.763237][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.763278][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.763323][ T32] r5:85162f8c r4:85162c00 [ 1331.763349][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.763424][ T32] r7:ddde2d40 r6:83018200 r5:85162f8c r4:85100f00 [ 1331.763449][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.763529][ T32] r10:61c88647 r9:844e6000 r8:85100f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.763585][ T32] r4:85100f00 [ 1331.763608][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.763659][ T32] r10:00000000 r9:85100f00 r8:8027ecf4 r7:eab31e60 r6:85108280 r5:844e6000 [ 1331.763682][ T32] r4:00000001 [ 1331.763727][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.763768][ T32] Exception stack(0xeab49fb0 to 0xeab49ff8) [ 1331.763798][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.763829][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.763860][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.763894][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.763991][ T32] r4:850fdd00 [ 1331.764607][ T32] INFO: task kworker/1:395:4122 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1331.764743][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.764889][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.764982][ T32] Call trace: [ 1331.765052][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1331.765176][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1331.765234][ T32] r4:00000000 [ 1331.765282][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.765370][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1331.765447][ T32] dd20: 8b460000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1331.765523][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1331.765603][ T32] dd60: 80070013 ffffffff [ 1331.765672][ T32] r5:80070013 r4:80239bb0 [ 1331.765720][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.765773][ T32] r4:82ac11e4 [ 1331.765794][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.765851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1331.765879][ T32] r4:e044ddc0 [ 1331.765909][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.765972][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1331.766000][ T32] r4:00000000 [ 1331.766029][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.766086][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1331.766110][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.766155][ T32] r5:00001000 r4:ee5d1000 [ 1331.766191][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.766235][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.766279][ T32] r5:8495af8c r4:8495ac00 [ 1331.766299][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.766345][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1331.766366][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.766436][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.766465][ T32] r4:847a6d80 [ 1331.766506][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.766561][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1331.766586][ T32] r4:00000001 [ 1331.766606][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.766643][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1331.766671][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.766702][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.766750][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.766787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.766810][ T32] r4:84789140 [ 1331.766850][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.766909][ T32] INFO: task kworker/1:396:4123 blocked for more than 458 seconds. [ 1331.766942][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.766968][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.766998][ T32] task:kworker/1:396 state:D stack:0 pid:4123 tgid:4123 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.767076][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.767162][ T32] Call trace: [ 1331.767222][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1331.767274][ T32] r10:829189c0 r9:eab4dd84 r8:00000002 r7:60000113 r6:eab4dd8c r5:844e3000 [ 1331.767297][ T32] r4:844e3000 [ 1331.767317][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1331.767366][ T32] r5:844e3000 r4:829189bc [ 1331.767410][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.767471][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.767548][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab4de08 [ 1331.767574][ T32] r4:00000000 [ 1331.767616][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1331.767660][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.767701][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.767747][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85107040 [ 1331.767780][ T32] r4:00000000 [ 1331.767802][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.767851][ T32] r9:83018205 r8:844e3000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1331.767902][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.767950][ T32] r5:00001000 r4:ea9bb000 [ 1331.767980][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.768025][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.768094][ T32] r5:8516338c r4:85163000 [ 1331.768118][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.768184][ T32] r7:ddde2d40 r6:83018200 r5:8516338c r4:85100f80 [ 1331.768209][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.768259][ T32] r10:61c88647 r9:844e3000 r8:85100fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.768282][ T32] r4:85100f80 [ 1331.768302][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.768349][ T32] r10:00000000 r9:85100f80 r8:8027ecf4 r7:eab49e60 r6:85108300 r5:844e3000 [ 1331.768393][ T32] r4:00000001 [ 1331.768440][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.768481][ T32] Exception stack(0xeab4dfb0 to 0xeab4dff8) [ 1331.768534][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.768569][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.768598][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.768659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.768695][ T32] r4:850fdd00 [ 1331.768944][ T32] INFO: task kworker/1:396:4123 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1331.769022][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.769324][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.769473][ T32] Call trace: [ 1331.769519][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1331.769573][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1331.769598][ T32] r4:00000000 [ 1331.769617][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.769679][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1331.769725][ T32] dd20: 8b460000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1331.769759][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1331.769806][ T32] dd60: 80070013 ffffffff [ 1331.769834][ T32] r5:80070013 r4:80239bb0 [ 1331.769865][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.788344][ T32] r4:82ac11e4 [ 1331.788441][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.788523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1331.788567][ T32] r4:e044ddc0 [ 1331.788599][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.788649][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1331.788673][ T32] r4:00000000 [ 1331.788694][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.788764][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1331.788813][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.788865][ T32] r5:00001000 r4:ee5d1000 [ 1331.788912][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.788984][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.789033][ T32] r5:8495af8c r4:8495ac00 [ 1331.789055][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.789112][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1331.789156][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.789234][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.789278][ T32] r4:847a6d80 [ 1331.789326][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.789383][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1331.789420][ T32] r4:00000001 [ 1331.789465][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.789509][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1331.789542][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.789574][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.789604][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.789636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.789659][ T32] r4:84789140 [ 1331.789705][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.789774][ T32] INFO: task kworker/1:397:4124 blocked for more than 458 seconds. [ 1331.789814][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.789841][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.789921][ T32] task:kworker/1:397 state:D stack:0 pid:4124 tgid:4124 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.804634][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.804710][ T32] Call trace: [ 1331.804746][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1331.804810][ T32] r10:829189c0 r9:eab51d84 r8:00000002 r7:60000113 r6:eab51d8c r5:844e6c00 [ 1331.804862][ T32] r4:844e6c00 [ 1331.804888][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1331.804965][ T32] r5:844e6c00 r4:829189bc [ 1331.804990][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.805035][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.805092][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab51e08 [ 1331.805141][ T32] r4:00000000 [ 1331.805165][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1331.805207][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.805296][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.805349][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851072c0 [ 1331.805373][ T32] r4:00000000 [ 1331.805415][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.805469][ T32] r9:83018205 r8:844e6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c5000 [ 1331.805491][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.805535][ T32] r5:00001000 r4:eab5b000 [ 1331.805577][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.805623][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.805667][ T32] r5:8516378c r4:85163400 [ 1331.805687][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.805745][ T32] r7:ddde2d40 r6:83018200 r5:8516378c r4:85102000 [ 1331.805770][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.805822][ T32] r10:61c88647 r9:844e6c00 r8:8510202c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.805860][ T32] r4:85102000 [ 1331.805884][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.805934][ T32] r10:00000000 r9:85102000 r8:8027ecf4 r7:eab4de60 r6:85108380 r5:844e6c00 [ 1331.805957][ T32] r4:00000001 [ 1331.806019][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.806090][ T32] Exception stack(0xeab51fb0 to 0xeab51ff8) [ 1331.806146][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.806239][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.806278][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.806312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.806360][ T32] r4:85101e40 [ 1331.806772][ T32] INFO: task kworker/1:397:4124 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1331.806811][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.806961][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.807030][ T32] Call trace: [ 1331.807114][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1331.807175][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1331.807200][ T32] r4:00000000 [ 1331.807220][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.807261][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1331.807320][ T32] dd20: 8be3a000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1331.807365][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1331.807395][ T32] dd60: 80070013 ffffffff [ 1331.807430][ T32] r5:80070013 r4:80239bb0 [ 1331.807460][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.807519][ T32] r4:82ac11e4 [ 1331.807555][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.807606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1331.807630][ T32] r4:e044ddc0 [ 1331.807651][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.807697][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1331.807721][ T32] r4:00000000 [ 1331.807741][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.807788][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1331.807811][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.807876][ T32] r5:00001000 r4:ee5d1000 [ 1331.807900][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.807983][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.808090][ T32] r5:8495af8c r4:8495ac00 [ 1331.808290][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.808408][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1331.808458][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.808566][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.808652][ T32] r4:847a6d80 [ 1331.808706][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.808890][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1331.808956][ T32] r4:00000001 [ 1331.809101][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.809197][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1331.809392][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.809528][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.809564][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.809598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.809623][ T32] r4:84789140 [ 1331.809647][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.809678][ T32] INFO: task kworker/1:398:4126 blocked for more than 458 seconds. [ 1331.809714][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.809740][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.809762][ T32] task:kworker/1:398 state:D stack:0 pid:4126 tgid:4126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.809808][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.809849][ T32] Call trace: [ 1331.809897][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1331.820702][ T32] r10:829189c0 r9:eab59d84 r8:00000002 r7:60000113 r6:eab59d8c r5:844e0c00 [ 1331.820809][ T32] r4:844e0c00 [ 1331.820841][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1331.820910][ T32] r5:844e0c00 r4:829189bc [ 1331.820931][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.820975][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.821047][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab59e08 [ 1331.821085][ T32] r4:00000000 [ 1331.821107][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1331.821181][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.821231][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.821278][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85107400 [ 1331.821302][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1331.821439][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1331.821817][ T32] r4:85102080 ** 2 printk messages dropped ** [ 1331.821967][ T32] r4:00000001 [ 1331.821992][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.822042][ T32] Exception stack(0xeab59fb0 to 0xeab59ff8) [ 1331.822083][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.822117][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.822195][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.822257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.822306][ T32] r4:85107080 [ 1331.822728][ T32] INFO: task kworker/1:398:4126 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1331.822766][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.822838][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.822922][ T32] Call trace: [ 1331.822960][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1331.823014][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1331.823059][ T32] r4:00000000 [ 1331.823092][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.823155][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1331.823192][ T32] dd20: 8be3a000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1331.823244][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1331.823274][ T32] dd60: 80070013 ffffffff [ 1331.823300][ T32] r5:80070013 r4:80239bb0 [ 1331.823325][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.823370][ T32] r4:82ac11e4 [ 1331.823391][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.823458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1331.823486][ T32] r4:e044ddc0 [ 1331.823508][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.823556][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1331.823580][ T32] r4:00000000 [ 1331.823620][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.823692][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1331.823718][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.823762][ T32] r5:00001000 r4:ee5d1000 [ 1331.823783][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.823850][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.823897][ T32] r5:8495af8c r4:8495ac00 [ 1331.823917][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.824025][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1331.824051][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.824124][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.824148][ T32] r4:847a6d80 [ 1331.824180][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.824234][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1331.824258][ T32] r4:00000001 [ 1331.824303][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.824374][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1331.824414][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.824469][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.824501][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.824534][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.824558][ T32] r4:84789140 [ 1331.824580][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.824609][ T32] INFO: task kworker/1:399:4129 blocked for more than 458 seconds. [ 1331.824644][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.824670][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.824692][ T32] task:kworker/1:399 state:D stack:0 pid:4129 tgid:4129 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.824753][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.824818][ T32] Call trace: [ 1331.824874][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1331.824954][ T32] r10:829189c0 r9:eab75d84 r8:00000002 r7:60000013 r6:eab75d8c r5:8484a400 [ 1331.824982][ T32] r4:8484a400 [ 1331.825004][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1331.825085][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1331.825330][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1331.825795][ T32] r7:ddde2d40 r6:83018200 r5:85163f8c r4:85102100 ** 7 printk messages dropped ** [ 1331.826088][ T32] Exception stack(0xeab75fb0 to 0xeab75ff8) ** 7 printk messages dropped ** [ 1331.826652][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1331.827110][ T32] dd60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1331.827455][ T32] r4:e044ddc0 ** 5 printk messages dropped ** [ 1331.827808][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1331.828221][ T32] r4:847a6d80 ** 5 printk messages dropped ** [ 1331.828423][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1331.828784][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1331.829131][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1331.829418][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851077c0 ** 10 printk messages dropped ** [ 1331.855199][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1331.855724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1331.856729][ T32] Exception stack(0xe044dd20 to 0xe044dd68) ** 8 printk messages dropped ** [ 1331.857032][ T32] r4:e044ddc0 ** 5 printk messages dropped ** [ 1331.857276][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1331.857628][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.857677][ T32] r4:847a6d80 [ 1331.857702][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.857752][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1331.857805][ T32] r4:00000001 [ 1331.857830][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.857902][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1331.857934][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.857965][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.857994][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.858047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.858079][ T32] r4:84789140 [ 1331.858123][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.858158][ T32] INFO: task kworker/1:401:4132 blocked for more than 458 seconds. [ 1331.858242][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.858297][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.858324][ T32] task:kworker/1:401 state:D stack:0 pid:4132 tgid:4132 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.858386][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.858427][ T32] Call trace: [ 1331.858477][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1331.858553][ T32] r10:829189c0 r9:eab39d84 r8:00000002 r7:60000013 r6:eab39d8c r5:85120000 [ 1331.858581][ T32] r4:85120000 [ 1331.858603][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1331.858647][ T32] r5:85120000 r4:829189bc [ 1331.858687][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.858735][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.858807][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab39e08 [ 1331.858835][ T32] r4:00000000 [ 1331.858855][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1331.858916][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.858961][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.859028][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85107640 [ 1331.859085][ T32] r4:00000000 [ 1331.859111][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.859159][ T32] r9:83018205 r8:85120000 r7:00000000 r6:83018200 r5:00001000 r4:7f0cb000 [ 1331.859181][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.859225][ T32] r5:00001000 r4:eab83000 [ 1331.859265][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.859312][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.859354][ T32] r5:8516838c r4:85168000 [ 1331.859395][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.859467][ T32] r7:ddde2d40 r6:83018200 r5:8516838c r4:85102200 [ 1331.859512][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.859588][ T32] r10:61c88647 r9:85120000 r8:8510222c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.859617][ T32] r4:85102200 [ 1331.859637][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.859705][ T32] r10:00000000 r9:85102200 r8:8027ecf4 r7:eab8de60 r6:85102280 r5:85120000 [ 1331.859745][ T32] r4:00000001 [ 1331.859769][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.859827][ T32] Exception stack(0xeab39fb0 to 0xeab39ff8) [ 1331.859880][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.876956][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.877089][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.877135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.877201][ T32] r4:85107300 [ 1331.877624][ T32] INFO: task kworker/1:401:4132 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1331.877688][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.877796][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.877862][ T32] Call trace: [ 1331.877899][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1331.877961][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1331.877988][ T32] r4:00000000 [ 1331.878010][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.878052][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1331.878093][ T32] dd20: 8c6be000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1331.878136][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1331.878190][ T32] dd60: 80070013 ffffffff [ 1331.878225][ T32] r5:80070013 r4:80239bb0 [ 1331.878248][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.878298][ T32] r4:82ac11e4 [ 1331.878321][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.878371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1331.878395][ T32] r4:e044ddc0 [ 1331.878416][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.878463][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1331.878513][ T32] r4:00000000 [ 1331.878538][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.878609][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1331.878636][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.878682][ T32] r5:00001000 r4:ee5d1000 [ 1331.878702][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.878850][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.878930][ T32] r5:8495af8c r4:8495ac00 [ 1331.878956][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.879041][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1331.879066][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.879124][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.879148][ T32] r4:847a6d80 [ 1331.879169][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1331.879350][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) ** 7 printk messages dropped ** [ 1331.879667][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1331.893008][ T32] r4:85124800 ** 2 printk messages dropped ** [ 1331.893149][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1331.893504][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1331.894452][ T32] r7:ddde2d40 r6:83018200 r5:85168b8c r4:85102300 ** 7 printk messages dropped ** [ 1331.895096][ T32] Exception stack(0xeab81fb0 to 0xeab81ff8) ** 6 printk messages dropped ** [ 1331.896170][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1331.897731][ T32] r4:e044ddc0 ** 4 printk messages dropped ** [ 1331.897965][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 ** 8 printk messages dropped ** [ 1331.898419][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.898444][ T32] r4:847a6d80 [ 1331.898465][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.898515][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1331.898552][ T32] r4:00000001 [ 1331.898611][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.898654][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1331.898685][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.898718][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.898747][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.898781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.898805][ T32] r4:84789140 [ 1331.898827][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.898868][ T32] INFO: task kworker/1:403:4137 blocked for more than 458 seconds. [ 1331.898926][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.898958][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.898982][ T32] task:kworker/1:403 state:D stack:0 pid:4137 tgid:4137 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.899031][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.899102][ T32] Call trace: [ 1331.899184][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1331.899261][ T32] r10:829189c0 r9:eab9dd84 r8:00000002 r7:60000013 r6:eab9dd8c r5:85125400 [ 1331.899291][ T32] r4:85125400 [ 1331.899312][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1331.899368][ T32] r5:85125400 r4:829189bc [ 1331.899393][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.899471][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.899528][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab9de08 [ 1331.899554][ T32] r4:00000000 [ 1331.899574][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1331.899615][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.899655][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.899711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85107b40 [ 1331.899759][ T32] r4:00000000 [ 1331.899784][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.899832][ T32] r9:83018205 r8:85125400 r7:00000000 r6:83018200 r5:00001000 r4:7f0d1000 [ 1331.899876][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.910382][ T32] r5:00001000 r4:eabab000 [ 1331.910462][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.910533][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.910581][ T32] r5:85168f8c r4:85168c00 [ 1331.910603][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.910677][ T32] r7:ddde2d40 r6:83018200 r5:85168f8c r4:85102400 [ 1331.910707][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.910760][ T32] r10:61c88647 r9:85125400 r8:8510242c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.910785][ T32] r4:85102400 [ 1331.910807][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.910858][ T32] r10:00000000 r9:85102400 r8:8027ecf4 r7:eab81e60 r6:85102480 r5:85125400 [ 1331.910912][ T32] r4:00000001 [ 1331.910940][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.910982][ T32] Exception stack(0xeab9dfb0 to 0xeab9dff8) [ 1331.911016][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.911050][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.911109][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.911172][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.911202][ T32] r4:851075c0 [ 1331.911616][ T32] INFO: task kworker/1:403:4137 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1331.911655][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.911789][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.911880][ T32] Call trace: [ 1331.912004][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1331.912141][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1331.912205][ T32] r4:00000000 [ 1331.912288][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.912390][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1331.912462][ T32] dd20: 8cc4c000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 ** 6 printk messages dropped ** [ 1331.912972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 ** 7 printk messages dropped ** [ 1331.913324][ T32] r5:00001000 r4:ee5d1000 ** 6 printk messages dropped ** [ 1331.913626][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.913651][ T32] r4:847a6d80 [ 1331.913720][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.913805][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1331.913833][ T32] r4:00000001 [ 1331.913876][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.913970][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1331.914003][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.914036][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.914093][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.914131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.914157][ T32] r4:84789140 [ 1331.914219][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.914256][ T32] INFO: task kworker/1:404:4139 blocked for more than 458 seconds. [ 1331.914293][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.914323][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.914414][ T32] task:kworker/1:404 state:D stack:0 pid:4139 tgid:4139 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.914513][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.914581][ T32] Call trace: [ 1331.914642][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1331.914699][ T32] r10:829189c0 r9:eab3dd84 r8:00000002 r7:60000113 r6:eab3dd8c r5:85126c00 [ 1331.914725][ T32] r4:85126c00 [ 1331.914747][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1331.914815][ T32] r5:85126c00 r4:829189bc [ 1331.914841][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.914894][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.914951][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab3de08 [ 1331.915011][ T32] r4:00000000 [ 1331.915036][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1331.915102][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.915169][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.915222][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85107e40 [ 1331.915247][ T32] r4:00000000 [ 1331.915268][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.915317][ T32] r9:83018205 r8:85126c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d5000 [ 1331.915341][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.915397][ T32] r5:00001000 r4:eabbf000 [ 1331.915422][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.915466][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.915509][ T32] r5:8516978c r4:85169400 [ 1331.915530][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.915606][ T32] r7:ddde2d40 r6:83018200 r5:8516978c r4:85102500 [ 1331.915654][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1331.915969][ T32] Exception stack(0xeab3dfb0 to 0xeab3dff8) ** 6 printk messages dropped ** [ 1331.916535][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.916736][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.916834][ T32] Call trace: [ 1331.916872][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1331.916958][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1331.916990][ T32] r4:00000000 [ 1331.917023][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.917106][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1331.917144][ T32] dd20: 8cc4c000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1331.917178][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1331.917204][ T32] dd60: 80070013 ffffffff [ 1331.917231][ T32] r5:80070013 r4:80239bb0 [ 1331.917253][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.917311][ T32] r4:82ac11e4 [ 1331.917338][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.917388][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1331.917425][ T32] r4:e044ddc0 [ 1331.917459][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.917519][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1331.917555][ T32] r4:00000000 [ 1331.917578][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.917636][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1331.917661][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.917715][ T32] r5:00001000 r4:ee5d1000 [ 1331.917759][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1331.917850][ T32] r5:8495af8c r4:8495ac00 ** 4 printk messages dropped ** [ 1331.918088][ T32] r4:847a6d80 ** 5 printk messages dropped ** [ 1331.918541][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.950695][ T32] task:kworker/1:405 state:D stack:0 pid:4141 tgid:4141 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1331.951156][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1331.951518][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1331.951980][ T32] r5:8516938c r4:85169000 ** 3 printk messages dropped ** [ 1331.952159][ T32] r10:61c88647 r9:85123c00 r8:8510262c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.952187][ T32] r4:85102600 [ 1331.952285][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.952379][ T32] r10:00000000 r9:85102600 r8:8027ecf4 r7:eab3de60 r6:85102680 r5:85123c00 [ 1331.952407][ T32] r4:00000001 [ 1331.952472][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.952555][ T32] Exception stack(0xeaba9fb0 to 0xeaba9ff8) [ 1331.952590][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.952622][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.952652][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.952714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.952741][ T32] r4:85107780 [ 1331.953168][ T32] INFO: task kworker/1:405:4141 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1331.953206][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1331.953927][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1331.954579][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.954870][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1331.955288][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1331.955593][ T32] INFO: task kworker/1:406:4142 blocked for more than 458 seconds. ** 8 printk messages dropped ** [ 1331.955987][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1331.956087][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1331.956328][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1331.956744][ T32] r5:85169b8c r4:85169800 ** 4 printk messages dropped ** [ 1331.956907][ T32] r4:85102700 ** 6 printk messages dropped ** [ 1331.957290][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1331.958025][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.958314][ T32] r5:80070013 r4:80239bb0 ** 7 printk messages dropped ** [ 1331.958726][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1331.959075][ T32] r5:8495af8c r4:8495ac00 ** 7 printk messages dropped ** [ 1331.959374][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1331.959658][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 13 printk messages dropped ** [ 1331.983097][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.983142][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.983196][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabc9e08 [ 1331.983221][ T32] r4:00000000 [ 1331.983271][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1331.983317][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.983362][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.983463][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851019c0 [ 1331.983525][ T32] r4:00000000 [ 1331.983570][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.983673][ T32] r9:83018205 r8:84a08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d9000 [ 1331.983754][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.983857][ T32] r5:00001000 r4:eabd7000 [ 1331.983905][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.984056][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.984184][ T32] r5:85169f8c r4:85169c00 [ 1331.984269][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.984381][ T32] r7:ddde2d40 r6:83018200 r5:85169f8c r4:85102800 [ 1331.984430][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1331.984535][ T32] r10:61c88647 r9:84a08c00 r8:8510282c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.984586][ T32] r4:85102800 [ 1331.984648][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1331.984751][ T32] r10:00000000 r9:85102800 r8:8027ecf4 r7:eabbde60 r6:85102880 r5:84a08c00 [ 1331.984802][ T32] r4:00000001 [ 1331.984844][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.984927][ T32] Exception stack(0xeabc9fb0 to 0xeabc9ff8) [ 1331.984989][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.985117][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.985195][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.985302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1331.985368][ T32] r4:85107dc0 [ 1331.986053][ T32] INFO: task kworker/1:407:4145 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1331.986137][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.986294][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.986384][ T32] Call trace: [ 1331.986446][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1331.986587][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1331.986643][ T32] r4:00000000 [ 1331.986685][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.986788][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1331.986887][ T32] dd20: 8d7ba000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1331.986979][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1331.987066][ T32] dd60: 80070013 ffffffff [ 1331.987133][ T32] r5:80070013 r4:80239bb0 [ 1331.987208][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.987305][ T32] r4:82ac11e4 [ 1331.987352][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.987452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1331.987541][ T32] r4:e044ddc0 [ 1331.987595][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1331.987691][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1331.987768][ T32] r4:00000000 [ 1331.987818][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1331.987910][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1331.988034][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1331.988139][ T32] r5:00001000 r4:ee5d1000 [ 1331.988183][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1331.988264][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.988352][ T32] r5:8495af8c r4:8495ac00 [ 1331.988398][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1331.988526][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 ** 2 printk messages dropped ** [ 1331.988769][ T32] r4:847a6d80 ** 6 printk messages dropped ** [ 1331.989321][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.989840][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1332.009768][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1332.010492][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1332.010992][ T32] r5:8516a38c r4:8516a000 ** 4 printk messages dropped ** [ 1332.011165][ T32] r4:85102900 ** 6 printk messages dropped ** [ 1332.011553][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1332.012634][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.013030][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 1332.013376][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1332.013405][ T32] r4:00000000 [ 1332.013427][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.013473][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1332.013495][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.013538][ T32] r5:00001000 r4:ee5d1000 [ 1332.013571][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.013617][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.013684][ T32] r5:8495af8c r4:8495ac00 [ 1332.013748][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.013800][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1332.013821][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.013872][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.013895][ T32] r4:847a6d80 [ 1332.013943][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.013997][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1332.014020][ T32] r4:00000001 [ 1332.014040][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.014077][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1332.014112][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.014142][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.014196][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.014231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.014254][ T32] r4:84789140 [ 1332.014277][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.014321][ T32] INFO: task kworker/1:409:4149 blocked for more than 458 seconds. [ 1332.014370][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.014401][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.014423][ T32] task:kworker/1:409 state:D stack:0 pid:4149 tgid:4149 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.014507][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.014587][ T32] Call trace: [ 1332.014650][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1332.014705][ T32] r10:829189c0 r9:eabe1d84 r8:00000002 r7:60000113 r6:eabe1d8c r5:85128000 [ 1332.014757][ T32] r4:85128000 [ 1332.014783][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1332.014830][ T32] r5:85128000 r4:829189bc [ 1332.014851][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.014910][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.014965][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabe1e08 [ 1332.015018][ T32] r4:00000000 [ 1332.015042][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1332.015090][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.015131][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.015176][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85081500 [ 1332.015199][ T32] r4:00000000 [ 1332.015262][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.015314][ T32] r9:83018205 r8:85128000 r7:00000000 r6:83018200 r5:00001000 r4:7f0df000 [ 1332.015337][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1332.015616][ T32] r10:61c88647 r9:85128000 r8:85102a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1332.015967][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1332.016703][ T32] Exception stack(0xe044dd20 to 0xe044dd68) ** 8 printk messages dropped ** [ 1332.017112][ T32] r4:e044ddc0 ** 4 printk messages dropped ** [ 1332.017395][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 ** 9 printk messages dropped ** [ 1332.017831][ T32] r4:847a6d80 ** 4 printk messages dropped ** [ 1332.018075][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) ** 5 printk messages dropped ** [ 1332.018312][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.018338][ T32] INFO: task kworker/1:410:4150 blocked for more than 458 seconds. [ 1332.018368][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.018392][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.018413][ T32] task:kworker/1:410 state:D stack:0 pid:4150 tgid:4150 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.018459][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.018517][ T32] Call trace: [ 1332.018549][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1332.018620][ T32] r10:829189c0 r9:eabedd84 r8:00000002 r7:60000113 r6:eabedd8c r5:85128c00 [ 1332.018678][ T32] r4:85128c00 [ 1332.018701][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1332.018744][ T32] r5:85128c00 r4:829189bc [ 1332.018796][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.018869][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.018923][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabede08 [ 1332.018971][ T32] r4:00000000 [ 1332.018994][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1332.019063][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.019112][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.019159][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850812c0 [ 1332.019182][ T32] r4:00000000 [ 1332.019202][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.019277][ T32] r9:83018205 r8:85128c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0dd000 [ 1332.019303][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.019346][ T32] r5:00001000 r4:eabef000 [ 1332.019365][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.019406][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.019450][ T32] r5:8516a78c r4:8516a400 [ 1332.019470][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.019540][ T32] r7:ddde2d40 r6:83018200 r5:8516a78c r4:85102b00 [ 1332.019566][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.019618][ T32] r10:61c88647 r9:85128c00 r8:85102b2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 6 printk messages dropped ** [ 1332.052860][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1332.053700][ T32] Call trace: ** 7 printk messages dropped ** [ 1332.053988][ T32] dd60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1332.054300][ T32] r4:e044ddc0 ** 1 printk messages dropped ** [ 1332.054366][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 ** 9 printk messages dropped ** [ 1332.054833][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 ** 7 printk messages dropped ** [ 1332.055133][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) ** 5 printk messages dropped ** [ 1332.055338][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 11 printk messages dropped ** [ 1332.055909][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1332.056112][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1332.056454][ T32] r5:8516af8c r4:8516ac00 ** 6 printk messages dropped ** [ 1332.056747][ T32] r10:00000000 r9:85102c00 r8:8027ecf4 r7:eabe1e60 r6:85102c80 r5:85129800 ** 9 printk messages dropped ** [ 1332.057375][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1332.057740][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1332.057772][ T32] dd20: 8e7ab000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1332.057832][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1332.057863][ T32] dd60: 80070013 ffffffff [ 1332.057916][ T32] r5:80070013 r4:80239bb0 [ 1332.057941][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.058013][ T32] r4:82ac11e4 [ 1332.058066][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.058122][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1332.058148][ T32] r4:e044ddc0 [ 1332.058183][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.058233][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1332.058256][ T32] r4:00000000 [ 1332.058316][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.058367][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1332.058390][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.058433][ T32] r5:00001000 r4:ee5d1000 [ 1332.058454][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.058494][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.058538][ T32] r5:8495af8c r4:8495ac00 [ 1332.058590][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.058670][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1332.058696][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.058771][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.058806][ T32] r4:847a6d80 [ 1332.058826][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.058877][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1332.058904][ T32] r4:00000001 [ 1332.058925][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.058963][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1332.059021][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.059056][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.059090][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.059125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.059148][ T32] r4:84789140 [ 1332.059195][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.059225][ T32] INFO: task kworker/1:412:4155 blocked for more than 458 seconds. [ 1332.059255][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.059309][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.059345][ T32] task:kworker/1:412 state:D stack:0 pid:4155 tgid:4155 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.059435][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.059565][ T32] Call trace: [ 1332.059646][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1332.059735][ T32] r10:829189c0 r9:eac05d84 r8:00000002 r7:60000013 r6:eac05d8c r5:8512a400 [ 1332.059765][ T32] r4:8512a400 [ 1332.059815][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1332.059883][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.082938][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1332.083252][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1332.083725][ T32] r5:8516b38c r4:8516b000 ** 6 printk messages dropped ** [ 1332.084106][ T32] r10:00000000 r9:85102d00 r8:8027ecf4 r7:eabf9e60 r6:85102d80 r5:8512a400 ** 9 printk messages dropped ** [ 1332.084831][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1332.085563][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 ** 9 printk messages dropped ** [ 1332.085938][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1332.086356][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 ** 6 printk messages dropped ** [ 1332.086603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1332.087163][ T32] r10:829189c0 r9:eac11d84 r8:00000002 r7:60000113 r6:eac11d8c r5:8512b000 ** 3 printk messages dropped ** [ 1332.087292][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1332.087698][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1332.087940][ T32] r5:8516b78c r4:8516b400 ** 4 printk messages dropped ** [ 1332.088133][ T32] r4:85102e00 ** 6 printk messages dropped ** [ 1332.088405][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1332.089188][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1332.089466][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1332.089625][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 ** 9 printk messages dropped ** [ 1332.097059][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 ** 5 printk messages dropped ** [ 1332.097262][ T32] r4:00000001 [ 1332.097314][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.097357][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1332.097388][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.097419][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.097447][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.097480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.097503][ T32] r4:84789140 [ 1332.097527][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.097557][ T32] INFO: task kworker/1:414:4159 blocked for more than 458 seconds. [ 1332.097642][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.097672][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.097695][ T32] task:kworker/1:414 state:D stack:0 pid:4159 tgid:4159 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.097826][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.097903][ T32] Call trace: [ 1332.097998][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1332.098068][ T32] r10:829189c0 r9:eac1dd84 r8:00000002 r7:60000013 r6:eac1dd8c r5:8512bc00 [ 1332.098101][ T32] r4:8512bc00 [ 1332.098151][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1332.098214][ T32] r5:8512bc00 r4:829189bc [ 1332.098238][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.098281][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.098360][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac1de08 [ 1332.098388][ T32] r4:00000000 [ 1332.098408][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1332.098449][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.098522][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.098573][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85081ac0 [ 1332.098599][ T32] r4:00000000 [ 1332.098647][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.098699][ T32] r9:83018205 r8:8512bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0e7000 [ 1332.098721][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.098795][ T32] r5:00001000 r4:eac2b000 [ 1332.098834][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.098909][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.098987][ T32] r5:8516bb8c r4:8516b800 [ 1332.099011][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.099099][ T32] r7:ddde2d40 r6:83018200 r5:8516bb8c r4:85102f00 [ 1332.099125][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.099176][ T32] r10:61c88647 r9:8512bc00 r8:85102f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.099199][ T32] r4:85102f00 [ 1332.099219][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.099266][ T32] r10:00000000 r9:85102f00 r8:8027ecf4 r7:eac11e60 r6:85102f80 r5:8512bc00 [ 1332.099291][ T32] r4:00000001 [ 1332.099339][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.099446][ T32] Exception stack(0xeac1dfb0 to 0xeac1dff8) [ 1332.099479][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.099509][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.099537][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.099604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.099633][ T32] r4:85081800 [ 1332.110809][ T32] INFO: task kworker/1:414:4159 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1332.110898][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.110992][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.111051][ T32] Call trace: [ 1332.111102][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1332.111170][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1332.111197][ T32] r4:00000000 [ 1332.111252][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.111323][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1332.111372][ T32] dd20: 8f0c8000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1332.111418][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1332.111454][ T32] dd60: 80070013 ffffffff [ 1332.111483][ T32] r5:80070013 r4:80239bb0 [ 1332.111517][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.111567][ T32] r4:82ac11e4 [ 1332.111589][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1332.111751][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1332.112114][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 ** 8 printk messages dropped ** [ 1332.112573][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1332.113007][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1332.113320][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1332.113681][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1332.114071][ T32] r5:8517538c r4:85175000 ** 6 printk messages dropped ** [ 1332.114381][ T32] r10:00000000 r9:85039000 r8:8027ecf4 r7:eac1de60 r6:85039080 r5:8512c800 ** 7 printk messages dropped ** [ 1332.114690][ T32] r4:850818c0 ** 3 printk messages dropped ** [ 1332.115211][ T32] Call trace: ** 4 printk messages dropped ** [ 1332.115444][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1332.115477][ T32] dd20: 8f0c8000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1332.115508][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1332.115535][ T32] dd60: 80070013 ffffffff [ 1332.115582][ T32] r5:80070013 r4:80239bb0 [ 1332.115608][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.115675][ T32] r4:82ac11e4 [ 1332.115731][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.115782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1332.115829][ T32] r4:e044ddc0 [ 1332.115853][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.115901][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1332.115924][ T32] r4:00000000 [ 1332.115944][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.116023][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1332.116090][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.116169][ T32] r5:00001000 r4:ee5d1000 [ 1332.116194][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.116261][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.116308][ T32] r5:8495af8c r4:8495ac00 [ 1332.116360][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.116411][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1332.116432][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.116512][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.116570][ T32] r4:847a6d80 [ 1332.116593][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.116645][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1332.116668][ T32] r4:00000001 [ 1332.116689][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.116726][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1332.116754][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.116784][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.116813][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.116858][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.116886][ T32] r4:84789140 [ 1332.116931][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.116993][ T32] INFO: task kworker/1:416:4163 blocked for more than 458 seconds. [ 1332.117027][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.117089][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.117144][ T32] task:kworker/1:416 state:D stack:0 pid:4163 tgid:4163 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.117194][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.117234][ T32] Call trace: [ 1332.117287][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1332.117340][ T32] r10:829189c0 r9:eac35d84 r8:00000002 r7:60000013 r6:eac35d8c r5:8512d400 [ 1332.117385][ T32] r4:8512d400 [ 1332.117408][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1332.117462][ T32] r5:8512d400 r4:829189bc [ 1332.117505][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.117551][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.117603][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac35e08 [ 1332.117626][ T32] r4:00000000 [ 1332.117646][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1332.117706][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.117751][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.117798][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85081c00 [ 1332.117821][ T32] r4:00000000 [ 1332.117841][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.117887][ T32] r9:83018205 r8:8512d400 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [ 1332.117910][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.117983][ T32] r5:00001000 r4:df9a5000 [ 1332.118007][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.118051][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.118100][ T32] r5:8516bf8c r4:8516bc00 ** 1 printk messages dropped ** [ 1332.118192][ T32] r7:ddde2d40 r6:83018200 r5:8516bf8c r4:85039100 ** 7 printk messages dropped ** [ 1332.118532][ T32] Exception stack(0xeac35fb0 to 0xeac35ff8) ** 6 printk messages dropped ** [ 1332.119064][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1332.119735][ T32] r4:e044ddc0 ** 4 printk messages dropped ** [ 1332.140881][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 ** 9 printk messages dropped ** [ 1332.141286][ T32] r4:847a6d80 ** 4 printk messages dropped ** [ 1332.141440][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) ** 7 printk messages dropped ** [ 1332.141750][ T32] Not tainted 6.15.0-syzkaller #0 ** 7 printk messages dropped ** [ 1332.142128][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) ** 4 printk messages dropped ** [ 1332.142375][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.142618][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1332.142832][ T32] r5:00001000 r4:df9ef000 [ 1332.142867][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.142933][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.143024][ T32] r5:8517438c r4:85174000 [ 1332.143072][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.143144][ T32] r7:ddde2d40 r6:83018200 r5:8517438c r4:85039200 [ 1332.143165][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.143215][ T32] r10:61c88647 r9:8512e000 r8:8503922c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.143260][ T32] r4:85039200 [ 1332.143309][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.143408][ T32] r10:00000000 r9:85039200 r8:8027ecf4 r7:eac29e60 r6:85039280 r5:8512e000 [ 1332.143471][ T32] r4:00000001 [ 1332.143496][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.143535][ T32] Exception stack(0xeaaa9fb0 to 0xeaaa9ff8) [ 1332.143564][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.143604][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.143670][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.143726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.143752][ T32] r4:85081b80 [ 1332.144194][ T32] INFO: task kworker/1:417:4165 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1332.144259][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.144390][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.144459][ T32] Call trace: [ 1332.144496][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1332.144551][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1332.144576][ T32] r4:00000000 [ 1332.144611][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.144657][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1332.144690][ T32] dd20: 8f73d000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1332.144722][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1332.144746][ T32] dd60: 80070013 ffffffff [ 1332.144772][ T32] r5:80070013 r4:80239bb0 [ 1332.144819][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.144873][ T32] r4:82ac11e4 [ 1332.144895][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.144943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1332.144967][ T32] r4:e044ddc0 [ 1332.144987][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.145034][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 ** 2 printk messages dropped ** [ 1332.145137][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 ** 9 printk messages dropped ** [ 1332.145518][ T32] r4:847a6d80 ** 4 printk messages dropped ** [ 1332.145738][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) ** 4 printk messages dropped ** [ 1332.145964][ T32] r4:84789140 ** 4 printk messages dropped ** [ 1332.146132][ T32] task:kworker/1:418 state:D stack:0 pid:4167 tgid:4167 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1332.146520][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1332.146774][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.146820][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85081f40 [ 1332.146865][ T32] r4:00000000 [ 1332.146889][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.146945][ T32] r9:83018205 r8:8512ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1332.146970][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.147012][ T32] r5:00001000 r4:dfa71000 [ 1332.147032][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.147091][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.147160][ T32] r5:8517478c r4:85174400 [ 1332.147209][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.147261][ T32] r7:ddde2d40 r6:83018200 r5:8517478c r4:85039300 [ 1332.147282][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.147332][ T32] r10:61c88647 r9:8512ec00 r8:8503932c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.147355][ T32] r4:85039300 [ 1332.147375][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.147423][ T32] r10:00000000 r9:85039300 r8:8027ecf4 r7:eac29e60 r6:85039380 r5:8512ec00 [ 1332.147446][ T32] r4:00000001 [ 1332.147489][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.147538][ T32] Exception stack(0xeaaadfb0 to 0xeaaadff8) [ 1332.147595][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.147628][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.147659][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.147721][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.147748][ T32] r4:85081dc0 [ 1332.148021][ T32] INFO: task kworker/1:418:4167 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1332.148059][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.148137][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.148202][ T32] Call trace: ** 2 printk messages dropped ** [ 1332.148399][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.148579][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 1332.148918][ T32] r4:e044ddc0 ** 5 printk messages dropped ** [ 1332.149236][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1332.149604][ T32] r4:847a6d80 ** 4 printk messages dropped ** [ 1332.149902][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) ** 3 printk messages dropped ** [ 1332.180606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1332.181113][ T32] r10:829189c0 r9:eaad9d84 r8:00000002 r7:60000113 r6:eaad9d8c r5:84840000 ** 3 printk messages dropped ** [ 1332.181291][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1332.181650][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85033040 ** 10 printk messages dropped ** [ 1332.182161][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1332.182662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 7 printk messages dropped ** [ 1332.183624][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1332.183988][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1332.184197][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 ** 9 printk messages dropped ** [ 1332.184585][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 ** 7 printk messages dropped ** [ 1332.184868][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) ** 5 printk messages dropped ** [ 1332.185104][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.185135][ T32] INFO: task kworker/1:420:4171 blocked for more than 458 seconds. [ 1332.185175][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.185223][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.185279][ T32] task:kworker/1:420 state:D stack:0 pid:4171 tgid:4171 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.185359][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.185431][ T32] Call trace: [ 1332.185466][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1332.185533][ T32] r10:829189c0 r9:eac41d84 r8:00000002 r7:60000013 r6:eac41d8c r5:84842400 [ 1332.185588][ T32] r4:84842400 [ 1332.185642][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1332.185691][ T32] r5:84842400 r4:829189bc [ 1332.185732][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.185800][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.185854][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac41e08 [ 1332.185880][ T32] r4:00000000 [ 1332.185899][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1332.185978][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.186031][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.186086][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85033280 [ 1332.186120][ T32] r4:00000000 [ 1332.186157][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.186220][ T32] r9:83018205 r8:84842400 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1332.186263][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.186375][ T32] r5:00001000 r4:dfd03000 [ 1332.186399][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.186456][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.186502][ T32] r5:85174f8c r4:85174c00 [ 1332.186522][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.186566][ T32] r7:ddde2d40 r6:83018200 r5:85174f8c r4:85039480 [ 1332.186614][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.186701][ T32] r10:61c88647 r9:84842400 r8:850394ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.186728][ T32] r4:85039480 [ 1332.186760][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.186834][ T32] r10:00000000 r9:85039480 r8:8027ecf4 r7:eac29e60 r6:85108600 r5:84842400 [ 1332.186860][ T32] r4:00000001 [ 1332.186880][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.186938][ T32] Exception stack(0xeac41fb0 to 0xeac41ff8) [ 1332.186970][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.187010][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.187042][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.187096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.187133][ T32] r4:850331c0 [ 1332.187390][ T32] INFO: task kworker/1:420:4171 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1332.187425][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.187519][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.187585][ T32] Call trace: [ 1332.187625][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1332.187703][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1332.187731][ T32] r4:00000000 [ 1332.187751][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.187806][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1332.187842][ T32] dd20: 8fe11000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1332.187882][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1332.187912][ T32] dd60: 80070013 ffffffff [ 1332.187966][ T32] r5:80070013 r4:80239bb0 [ 1332.187990][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.188055][ T32] r4:82ac11e4 [ 1332.188084][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.188132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1332.188180][ T32] r4:e044ddc0 [ 1332.188204][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.188251][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1332.188273][ T32] r4:00000000 [ 1332.188292][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.188338][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 ** 4 printk messages dropped ** [ 1332.188527][ T32] r5:8495af8c r4:8495ac00 ** 6 printk messages dropped ** [ 1332.188835][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 ** 9 printk messages dropped ** [ 1332.189274][ T32] INFO: task kworker/1:421:4173 blocked for more than 458 seconds. ** 10 printk messages dropped ** [ 1332.189740][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1332.189932][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1332.211969][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1332.212436][ T32] r5:8517578c r4:85175400 ** 6 printk messages dropped ** [ 1332.212802][ T32] r10:00000000 r9:85039500 r8:8027ecf4 r7:eac29e60 r6:85108680 r5:84843000 ** 7 printk messages dropped ** [ 1332.213168][ T32] r4:850332c0 ** 3 printk messages dropped ** [ 1332.213814][ T32] Call trace: ** 6 printk messages dropped ** [ 1332.214134][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1332.214159][ T32] dd60: 80070013 ffffffff [ 1332.214249][ T32] r5:80070013 r4:80239bb0 [ 1332.214278][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.214346][ T32] r4:82ac11e4 [ 1332.214393][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.214478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1332.214506][ T32] r4:e044ddc0 [ 1332.214528][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.214579][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1332.214603][ T32] r4:00000000 [ 1332.214623][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.214669][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1332.214691][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.214762][ T32] r5:00001000 r4:ee5d1000 [ 1332.214810][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.214865][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.214912][ T32] r5:8495af8c r4:8495ac00 [ 1332.214933][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.215002][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1332.215028][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.215100][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.215127][ T32] r4:847a6d80 [ 1332.215170][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1332.215492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 6 printk messages dropped ** [ 1332.215767][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1332.216030][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1332.216307][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1332.216707][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1332.216970][ T32] r4:85039580 ** 4 printk messages dropped ** [ 1332.217129][ T32] Exception stack(0xeac3dfb0 to 0xeac3dff8) ** 6 printk messages dropped ** [ 1332.217604][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1332.218379][ T32] r4:e044ddc0 ** 2 printk messages dropped ** [ 1332.218477][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.218872][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1332.219316][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1332.219688][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1332.237578][ T32] r4:85131800 ** 2 printk messages dropped ** [ 1332.237696][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1332.238043][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85033800 ** 11 printk messages dropped ** [ 1332.238710][ T32] r10:61c88647 r9:85131800 r8:850396ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.238734][ T32] r4:85039680 [ 1332.238754][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.238805][ T32] r10:00000000 r9:85039680 r8:8027ecf4 r7:eac3de60 r6:85039700 r5:85131800 [ 1332.238828][ T32] r4:00000001 [ 1332.238859][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.238910][ T32] Exception stack(0xeaab9fb0 to 0xeaab9ff8) [ 1332.238968][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.239003][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.239032][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.239083][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.239112][ T32] r4:85033480 [ 1332.239527][ T32] INFO: task kworker/1:423:4178 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1332.239567][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.239671][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.239746][ T32] Call trace: [ 1332.239807][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1332.239867][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1332.239894][ T32] r4:00000000 [ 1332.250452][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.250571][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1332.250613][ T32] dd20: 9087f000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1332.250646][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1332.250690][ T32] dd60: 80070013 ffffffff [ 1332.250723][ T32] r5:80070013 r4:80239bb0 [ 1332.250746][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.250795][ T32] r4:82ac11e4 [ 1332.250848][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.250902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1332.250969][ T32] r4:e044ddc0 [ 1332.251014][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.251095][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1332.251123][ T32] r4:00000000 [ 1332.251145][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.251219][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1332.251273][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.251359][ T32] r5:00001000 r4:ee5d1000 [ 1332.251407][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.251454][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.251499][ T32] r5:8495af8c r4:8495ac00 [ 1332.251552][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.251620][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1332.251674][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.251751][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.251802][ T32] r4:847a6d80 [ 1332.251827][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.251914][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1332.251970][ T32] r4:00000001 [ 1332.252003][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.252045][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1332.252080][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.252134][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.252190][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.252226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.252264][ T32] r4:84789140 ** 1 printk messages dropped ** [ 1332.252360][ T32] INFO: task kworker/1:424:4179 blocked for more than 458 seconds. ** 10 printk messages dropped ** [ 1332.252843][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1332.253031][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1332.253108][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1332.253515][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1332.253823][ T32] r4:85039780 ** 5 printk messages dropped ** [ 1332.254053][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1332.255010][ T32] Call trace: ** 7 printk messages dropped ** [ 1332.255307][ T32] dd60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1332.255550][ T32] r4:e044ddc0 ** 4 printk messages dropped ** [ 1332.255806][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 ** 8 printk messages dropped ** [ 1332.256233][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1332.256534][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1332.256815][ T32] task:kworker/1:425 state:D stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1332.257326][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1332.257420][ T32] r4:00000000 [ 1332.257444][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1332.257486][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.257546][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.257598][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85033a00 [ 1332.257624][ T32] r4:00000000 [ 1332.257644][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.257692][ T32] r9:83018205 r8:85133000 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1332.257735][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.257792][ T32] r5:00001000 r4:e04b3000 [ 1332.257816][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.257859][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.257925][ T32] r5:8517638c r4:85176000 [ 1332.257958][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.258029][ T32] r7:ddde2d40 r6:83018200 r5:8517638c r4:85039800 [ 1332.258102][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.258189][ T32] r10:61c88647 r9:85133000 r8:8503982c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.258220][ T32] r4:85039800 [ 1332.258253][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.258328][ T32] r10:00000000 r9:85039800 r8:8027ecf4 r7:eac39e60 r6:85039880 r5:85133000 [ 1332.258377][ T32] r4:00000001 [ 1332.258401][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.258461][ T32] Exception stack(0xeac4dfb0 to 0xeac4dff8) [ 1332.258515][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.258569][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.258601][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.258656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.258692][ T32] r4:85033940 [ 1332.258945][ T32] INFO: task kworker/1:425:4180 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1332.259001][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.259063][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.259217][ T32] Call trace: [ 1332.259253][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1332.259330][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1332.259358][ T32] r4:00000000 [ 1332.259389][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.259438][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1332.259471][ T32] dd20: 9087f000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1332.259502][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1332.259527][ T32] dd60: 80070013 ffffffff [ 1332.259553][ T32] r5:80070013 r4:80239bb0 [ 1332.259574][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.259618][ T32] r4:82ac11e4 [ 1332.259639][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.259686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1332.259732][ T32] r4:e044ddc0 [ 1332.259756][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.259820][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1332.259867][ T32] r4:00000000 [ 1332.259891][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.281233][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1332.281325][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1332.281462][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1332.281891][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) ** 8 printk messages dropped ** [ 1332.282305][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1332.282789][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1332.283001][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1332.283157][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1332.283509][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1332.283912][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1332.284686][ T32] Call trace: ** 4 printk messages dropped ** [ 1332.284927][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1332.284959][ T32] dd20: 90d05000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1332.285019][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1332.285049][ T32] dd60: 80070013 ffffffff [ 1332.285080][ T32] r5:80070013 r4:80239bb0 [ 1332.285123][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.285192][ T32] r4:82ac11e4 [ 1332.285217][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.285266][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1332.285290][ T32] r4:e044ddc0 [ 1332.285332][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.285419][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1332.285456][ T32] r4:00000000 [ 1332.285502][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.285555][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1332.285578][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.285633][ T32] r5:00001000 r4:ee5d1000 [ 1332.285666][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.285788][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.285838][ T32] r5:8495af8c r4:8495ac00 [ 1332.285859][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.285906][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1332.285927][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.285978][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.286001][ T32] r4:847a6d80 [ 1332.286020][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.286086][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1332.286135][ T32] r4:00000001 [ 1332.286181][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.286224][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1332.286252][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.286284][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.286312][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.286344][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.286371][ T32] r4:84789140 [ 1332.286393][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.286418][ T32] INFO: task kworker/1:427:4185 blocked for more than 458 seconds. [ 1332.286468][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.286497][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.286529][ T32] task:kworker/1:427 state:D stack:0 pid:4185 tgid:4185 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.286579][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.286647][ T32] Call trace: [ 1332.286679][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1332.286748][ T32] r10:829189c0 r9:eac55d84 r8:00000002 r7:60000013 r6:eac55d8c r5:85134800 [ 1332.286791][ T32] r4:85134800 [ 1332.286837][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1332.286907][ T32] r5:85134800 r4:829189bc [ 1332.286973][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.287019][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.287070][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac55e08 [ 1332.287099][ T32] r4:00000000 [ 1332.287119][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1332.287160][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.287199][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.287245][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85033e00 [ 1332.287307][ T32] r4:00000000 [ 1332.287332][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1332.287427][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1332.287723][ T32] r10:61c88647 r9:85134800 r8:85039a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1332.288068][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1332.288860][ T32] Exception stack(0xe044dd20 to 0xe044dd68) ** 8 printk messages dropped ** [ 1332.289273][ T32] r4:e044ddc0 ** 5 printk messages dropped ** [ 1332.289529][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1332.311066][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1332.311194][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.311232][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.311271][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.311309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.311358][ T32] r4:84789140 [ 1332.311386][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.311417][ T32] INFO: task kworker/1:428:4187 blocked for more than 458 seconds. [ 1332.311468][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.311500][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.311523][ T32] task:kworker/1:428 state:D stack:0 pid:4187 tgid:4187 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.311581][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.311637][ T32] Call trace: [ 1332.311696][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1332.311802][ T32] r4:85135400 ** 2 printk messages dropped ** [ 1332.311908][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1332.312092][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1332.312436][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1332.312811][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1332.312998][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.313804][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 ** 8 printk messages dropped ** [ 1332.314235][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1332.314458][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1332.314590][ T32] r5:00001000 r4:ee5d1000 ** 6 printk messages dropped ** [ 1332.314927][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1332.315427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1332.315838][ T32] r10:829189c0 r9:eac61d84 r8:00000002 r7:60000113 r6:eac61d8c r5:85136000 ** 4 printk messages dropped ** [ 1332.316053][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1332.316437][ T32] r9:83018205 r8:85136000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 8 printk messages dropped ** [ 1332.316807][ T32] r10:61c88647 r9:85136000 r8:85039c2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1332.317265][ T32] r4:85109fc0 ** 3 printk messages dropped ** [ 1332.317642][ T32] Call trace: ** 7 printk messages dropped ** [ 1332.317992][ T32] dd60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1332.318244][ T32] r4:e044ddc0 ** 1 printk messages dropped ** [ 1332.318316][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1332.318339][ T32] r4:00000000 [ 1332.318368][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.318433][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1332.318469][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.318512][ T32] r5:00001000 r4:ee5d1000 [ 1332.318532][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.318573][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.318616][ T32] r5:8495af8c r4:8495ac00 [ 1332.318653][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.318725][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1332.318749][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.318800][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.318844][ T32] r4:847a6d80 [ 1332.318867][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.318941][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1332.318968][ T32] r4:00000001 [ 1332.318988][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.319036][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1332.319067][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.319104][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.319134][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.319166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.319210][ T32] r4:84789140 [ 1332.319235][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.319261][ T32] INFO: task kworker/1:430:4192 blocked for more than 458 seconds. [ 1332.319289][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.319313][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.319335][ T32] task:kworker/1:430 state:D stack:0 pid:4192 tgid:4192 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.319380][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.319436][ T32] Call trace: [ 1332.319471][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1332.319522][ T32] r10:829189c0 r9:eac69d84 r8:00000002 r7:60000013 r6:eac69d8c r5:85136c00 [ 1332.319547][ T32] r4:85136c00 [ 1332.319567][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1332.319609][ T32] r5:85136c00 r4:829189bc [ 1332.319643][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.319688][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.319739][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac69e08 [ 1332.319780][ T32] r4:00000000 [ 1332.319803][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1332.319844][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.341526][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.341665][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851960c0 [ 1332.341722][ T32] r4:00000000 [ 1332.341753][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.341808][ T32] r9:83018205 r8:85136c00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1332.341831][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.341907][ T32] r5:00001000 r4:e05af000 [ 1332.341933][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.342034][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.342087][ T32] r5:85177b8c r4:85177800 [ 1332.342109][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.342186][ T32] r7:ddde2d40 r6:83018200 r5:85177b8c r4:85039d00 [ 1332.342234][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.342290][ T32] r10:61c88647 r9:85136c00 r8:85039d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.342371][ T32] r4:85039d00 [ 1332.342396][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.342450][ T32] r10:00000000 r9:85039d00 r8:8027ecf4 r7:eac61e60 r6:85039d80 r5:85136c00 [ 1332.342486][ T32] r4:00000001 [ 1332.342603][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.342676][ T32] Exception stack(0xeac69fb0 to 0xeac69ff8) [ 1332.342738][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.342776][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.342818][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.342858][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.342910][ T32] r4:85196000 [ 1332.343383][ T32] INFO: task kworker/1:430:4192 is blocked on a mutex likely owned by task kworker/1:209:3661. ** 1 printk messages dropped ** [ 1332.343683][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1332.344369][ T32] dd60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1332.344744][ T32] r4:e044ddc0 ** 4 printk messages dropped ** [ 1332.345026][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 ** 8 printk messages dropped ** [ 1332.345470][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.345519][ T32] r4:847a6d80 [ 1332.345543][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.345596][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1332.345620][ T32] r4:00000001 [ 1332.345642][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.345681][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1332.345710][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.345742][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.345772][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.345912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.345942][ T32] r4:84789140 [ 1332.345965][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.345996][ T32] INFO: task kworker/1:431:4193 blocked for more than 458 seconds. [ 1332.346075][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.346106][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.346132][ T32] task:kworker/1:431 state:D stack:0 pid:4193 tgid:4193 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.346250][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.346333][ T32] Call trace: [ 1332.346372][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1332.346425][ T32] r10:829189c0 r9:eac59d84 r8:00000002 r7:60000013 r6:eac59d8c r5:85130000 [ 1332.346454][ T32] r4:85130000 [ 1332.346490][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1332.346539][ T32] r5:85130000 r4:829189bc [ 1332.346560][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.346620][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.346801][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac59e08 [ 1332.346855][ T32] r4:00000000 [ 1332.346907][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1332.346953][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.347021][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.347077][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85196380 [ 1332.347120][ T32] r4:00000000 [ 1332.347148][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.347274][ T32] r9:83018205 r8:85130000 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1332.347327][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.347414][ T32] r5:00001000 r4:e05cf000 [ 1332.347443][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.347522][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1332.347800][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1332.348283][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.348904][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 ** 8 printk messages dropped ** [ 1332.349266][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1332.349461][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 ** 9 printk messages dropped ** [ 1332.377014][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 ** 8 printk messages dropped ** [ 1332.377426][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1332.377911][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1332.378199][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1332.378451][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1332.378881][ T32] r5:8518038c r4:85180000 ** 4 printk messages dropped ** [ 1332.379103][ T32] r4:85039f00 ** 5 printk messages dropped ** [ 1332.379405][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1332.392860][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1332.393343][ T32] dd60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1332.393616][ T32] r4:e044ddc0 ** 6 printk messages dropped ** [ 1332.393952][ T32] r5:00001000 r4:ee5d1000 ** 4 printk messages dropped ** [ 1332.394136][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 ** 8 printk messages dropped ** [ 1332.394469][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1332.394714][ T32] task:kworker/1:433 state:D stack:0 pid:4197 tgid:4197 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1332.395214][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac75e08 ** 8 printk messages dropped ** [ 1332.395591][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1332.395881][ T32] r10:61c88647 r9:85138000 r8:8519502c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1332.396133][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.396163][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.396196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.396220][ T32] r4:851962c0 [ 1332.396614][ T32] INFO: task kworker/1:433:4197 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1332.396659][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.396748][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.396843][ T32] Call trace: [ 1332.396914][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1332.396974][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1332.397000][ T32] r4:00000000 [ 1332.397030][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.397103][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1332.397154][ T32] dd20: 921e1000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1332.397189][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1332.397216][ T32] dd60: 80070013 ffffffff [ 1332.397281][ T32] r5:80070013 r4:80239bb0 [ 1332.397306][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.397357][ T32] r4:82ac11e4 [ 1332.397379][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.397427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1332.397528][ T32] r4:e044ddc0 [ 1332.397564][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.397615][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1332.397639][ T32] r4:00000000 [ 1332.397658][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.397705][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1332.397728][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.397793][ T32] r5:00001000 r4:ee5d1000 [ 1332.397817][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.397861][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.397904][ T32] r5:8495af8c r4:8495ac00 [ 1332.397924][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.397982][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1332.398006][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.398083][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.398112][ T32] r4:847a6d80 [ 1332.398150][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.398250][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1332.398275][ T32] r4:00000001 [ 1332.398297][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.398334][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1332.398376][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.398438][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.398470][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.398522][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.398570][ T32] r4:84789140 [ 1332.398595][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.398632][ T32] INFO: task kworker/1:434:4199 blocked for more than 458 seconds. [ 1332.398667][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.398693][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.398735][ T32] task:kworker/1:434 state:D stack:0 pid:4199 tgid:4199 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.398808][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.398849][ T32] Call trace: [ 1332.398926][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1332.399007][ T32] r10:829189c0 r9:eac79d84 r8:00000002 r7:60000113 r6:eac79d8c r5:8513b000 [ 1332.399034][ T32] r4:8513b000 [ 1332.399065][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1332.399139][ T32] r5:8513b000 r4:829189bc [ 1332.399183][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.399229][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.399282][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac79e08 [ 1332.399317][ T32] r4:00000000 [ 1332.399360][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1332.399406][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.399450][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.399518][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85196a00 [ 1332.399568][ T32] r4:00000000 [ 1332.399614][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.399680][ T32] r9:83018205 r8:8513b000 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1332.399705][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.399748][ T32] r5:00001000 r4:e071b000 ** 1 printk messages dropped ** [ 1332.399906][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1332.411418][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1332.412098][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.412540][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 ** 8 printk messages dropped ** [ 1332.412931][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 ** 9 printk messages dropped ** [ 1332.413465][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 ** 7 printk messages dropped ** [ 1332.413834][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) ** 3 printk messages dropped ** [ 1332.414019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.414045][ T32] r4:84789140 [ 1332.414098][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.414138][ T32] INFO: task kworker/1:435:4201 blocked for more than 458 seconds. [ 1332.414213][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.414251][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.414295][ T32] task:kworker/1:435 state:D stack:0 pid:4201 tgid:4201 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.414357][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.414472][ T32] Call trace: [ 1332.414511][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1332.414588][ T32] r10:829189c0 r9:eac6dd84 r8:00000002 r7:60000113 r6:eac6dd8c r5:8513bc00 [ 1332.414628][ T32] r4:8513bc00 [ 1332.414679][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1332.414731][ T32] r5:8513bc00 r4:829189bc [ 1332.414777][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.414826][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.414880][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac6de08 [ 1332.414907][ T32] r4:00000000 [ 1332.414929][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1332.414972][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.415014][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.415081][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fa180 [ 1332.415134][ T32] r4:00000000 [ 1332.415161][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.415235][ T32] r9:83018205 r8:8513bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1332.415284][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.415336][ T32] r5:00001000 r4:e07f1000 [ 1332.415359][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.415425][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.415474][ T32] r5:8518138c r4:85181000 [ 1332.415496][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.415563][ T32] r7:ddde2d40 r6:83018200 r5:8518138c r4:85195200 [ 1332.415590][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.415643][ T32] r10:61c88647 r9:8513bc00 r8:8519522c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1332.416098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1332.416796][ T32] Exception stack(0xe044dd20 to 0xe044dd68) ** 3 printk messages dropped ** [ 1332.417047][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 1332.417296][ T32] r4:e044ddc0 ** 6 printk messages dropped ** [ 1332.417645][ T32] r5:00001000 r4:ee5d1000 ** 6 printk messages dropped ** [ 1332.417966][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1332.418387][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.418721][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.418986][ T32] r5:8513c800 r4:829189bc [ 1332.419008][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1332.419340][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1332.419711][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1332.443160][ T32] Exception stack(0xeac85fb0 to 0xeac85ff8) ** 6 printk messages dropped ** [ 1332.443814][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1332.444617][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1332.444857][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 ** 9 printk messages dropped ** [ 1332.445262][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 ** 6 printk messages dropped ** [ 1332.445550][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1332.445930][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1332.446496][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.446546][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.446622][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac91e08 [ 1332.446651][ T32] r4:00000000 [ 1332.446675][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1332.446739][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.446808][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.446861][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85047ec0 [ 1332.446888][ T32] r4:00000000 [ 1332.446910][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.446959][ T32] r9:83018005 r8:8513d400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1332.446983][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.447043][ T32] r5:00001000 r4:e0875000 [ 1332.447086][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.447137][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.447206][ T32] r5:84bd338c r4:84bd3000 [ 1332.447233][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.447283][ T32] r7:dddced40 r6:83018000 r5:84bd338c r4:85108780 [ 1332.447320][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.447380][ T32] r10:61c88647 r9:8513d400 r8:851087ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.447408][ T32] r4:85108780 [ 1332.447432][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.447483][ T32] r10:00000000 r9:85108780 r8:8027ecf4 r7:eab35e60 r6:85195400 r5:8513d400 [ 1332.447531][ T32] r4:00000001 [ 1332.447557][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.447632][ T32] Exception stack(0xeac91fb0 to 0xeac91ff8) [ 1332.447691][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.447730][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.447784][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.447823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.447870][ T32] r4:850477c0 [ 1332.448091][ T32] INFO: task kworker/0:108:4206 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1332.448149][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.448287][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.448341][ T32] Call trace: [ 1332.448376][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1332.448433][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1332.448472][ T32] r4:00000000 [ 1332.448498][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.448544][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1332.448587][ T32] dd20: 927a0000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1332.448654][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1332.448703][ T32] dd60: 80070013 ffffffff [ 1332.448758][ T32] r5:80070013 r4:80239bb0 [ 1332.448821][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.448906][ T32] r4:82ac11e4 [ 1332.448958][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.449015][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1332.449042][ T32] r4:e044ddc0 [ 1332.449065][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.449122][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1332.449147][ T32] r4:00000000 [ 1332.449170][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.449229][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1332.449259][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.449332][ T32] r5:00001000 r4:ee5d1000 [ 1332.449369][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.449423][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.449471][ T32] r5:8495af8c r4:8495ac00 [ 1332.449494][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.449544][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1332.449567][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1332.449787][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1332.471187][ T32] INFO: task kworker/0:109:4207 blocked for more than 458 seconds. ** 9 printk messages dropped ** [ 1332.472168][ T32] r5:8513e000 r4:829189bc [ 1332.472271][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.472389][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1332.472562][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1332.473313][ T32] r9:83018005 r8:8513e000 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 ** 7 printk messages dropped ** [ 1332.474047][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1332.474985][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1332.476073][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1332.477046][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 1332.477439][ T32] r4:e044ddc0 ** 2 printk messages dropped ** [ 1332.477656][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1332.477977][ T32] r5:00001000 r4:ee5d1000 ** 4 printk messages dropped ** [ 1332.478446][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 ** 8 printk messages dropped ** [ 1332.479168][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1332.479743][ T32] task:kworker/0:110 state:D stack:0 pid:4209 tgid:4209 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1332.511111][ T32] r4:8513ec00 [ 1332.511166][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1332.511272][ T32] r5:8513ec00 r4:829189bc [ 1332.511396][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.511531][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.511642][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac9de08 [ 1332.511717][ T32] r4:00000000 [ 1332.511789][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1332.511945][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.512052][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.512157][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85047dc0 [ 1332.512212][ T32] r4:00000000 [ 1332.512261][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.512406][ T32] r9:83018005 r8:8513ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1332.512470][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.512575][ T32] r5:00001000 r4:e085d000 [ 1332.512649][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.512785][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.512890][ T32] r5:84bd2f8c r4:84bd2c00 [ 1332.512936][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.513074][ T32] r7:dddced40 r6:83018000 r5:84bd2f8c r4:85108880 [ 1332.513164][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.513279][ T32] r10:61c88647 r9:8513ec00 r8:851088ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.513362][ T32] r4:85108880 [ 1332.513442][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.513695][ T32] r10:00000000 r9:85108880 r8:8027ecf4 r7:eac91e60 r6:85195500 r5:8513ec00 [ 1332.513765][ T32] r4:00000001 [ 1332.513814][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.513903][ T32] Exception stack(0xeac9dfb0 to 0xeac9dff8) [ 1332.513974][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.514102][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.514197][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.514282][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.514349][ T32] r4:85047a00 [ 1332.515062][ T32] INFO: task kworker/0:110:4209 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1332.515151][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.515295][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.515425][ T32] Call trace: [ 1332.515508][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1332.515630][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1332.515724][ T32] r4:00000000 [ 1332.515785][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 1332.516031][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 ** 8 printk messages dropped ** [ 1332.516818][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 ** 9 printk messages dropped ** [ 1332.517992][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 ** 6 printk messages dropped ** [ 1332.518605][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1332.519741][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1332.553967][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1332.554585][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1332.555359][ T32] r5:85181b8c r4:85181800 ** 3 printk messages dropped ** [ 1332.555708][ T32] r10:61c88647 r9:85139800 r8:851955ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1332.556384][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.557920][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 ** 11 printk messages dropped ** [ 1332.558862][ T32] r4:e044ddc0 [ 1332.558910][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.559045][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1332.559120][ T32] r4:00000000 [ 1332.559174][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.559303][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1332.559382][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.559488][ T32] r5:00001000 r4:ee5d1000 [ 1332.559598][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.559701][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.559810][ T32] r5:8495af8c r4:8495ac00 [ 1332.559859][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.572552][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1332.572663][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.572819][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.572929][ T32] r4:847a6d80 [ 1332.573029][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.573159][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1332.573231][ T32] r4:00000001 [ 1332.573286][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.573387][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1332.573461][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.573538][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.573605][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.573677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.573731][ T32] r4:84789140 [ 1332.573805][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.573907][ T32] INFO: task kworker/1:438:4213 blocked for more than 459 seconds. [ 1332.573986][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.574059][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.574117][ T32] task:kworker/1:438 state:D stack:0 pid:4213 tgid:4213 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.574287][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.574422][ T32] Call trace: [ 1332.574521][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1332.574642][ T32] r10:829189c0 r9:eac99d84 r8:00000002 r7:60000113 r6:eac99d8c r5:8513a400 [ 1332.574698][ T32] r4:8513a400 [ 1332.574803][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1332.574906][ T32] r5:8513a400 r4:829189bc [ 1332.574954][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.575041][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.575149][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac99e08 [ 1332.575206][ T32] r4:00000000 [ 1332.575255][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1332.575351][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.575448][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 5 printk messages dropped ** [ 1332.576017][ T32] r5:00001000 r4:e0807000 ** 5 printk messages dropped ** [ 1332.576483][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1332.577372][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1332.578568][ T32] Call trace: ** 6 printk messages dropped ** [ 1332.579158][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1332.603595][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1332.604833][ T32] r4:847a6d80 ** 9 printk messages dropped ** [ 1332.605575][ T32] r4:84789140 ** 9 printk messages dropped ** [ 1332.606565][ T32] r4:85140c00 ** 3 printk messages dropped ** [ 1332.606919][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 17 printk messages dropped ** [ 1332.608543][ T32] r10:61c88647 r9:85140c00 r8:851957ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 13 printk messages dropped ** [ 1332.631311][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.631478][ T32] Call trace: [ 1332.631558][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1332.631688][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1332.631746][ T32] r4:00000000 [ 1332.631816][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.631917][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1332.631993][ T32] dd20: 937d5000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1332.632069][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1332.632132][ T32] dd60: 80070013 ffffffff [ 1332.632211][ T32] r5:80070013 r4:80239bb0 [ 1332.632262][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.632371][ T32] r4:82ac11e4 [ 1332.632415][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.632515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1332.632591][ T32] r4:e044ddc0 [ 1332.632658][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.632759][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1332.632814][ T32] r4:00000000 [ 1332.632862][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.633026][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1332.633090][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.633199][ T32] r5:00001000 r4:ee5d1000 [ 1332.633255][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.633352][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.633445][ T32] r5:8495af8c r4:8495ac00 [ 1332.633495][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.633605][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1332.633656][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.633770][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.633828][ T32] r4:847a6d80 [ 1332.633877][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.633985][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1332.634045][ T32] r4:00000001 [ 1332.634099][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.634212][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1332.634282][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.634368][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.634439][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.634524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.634605][ T32] r4:84789140 [ 1332.634673][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.634772][ T32] INFO: task kworker/1:440:4217 blocked for more than 459 seconds. [ 1332.634859][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.634914][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.634964][ T32] task:kworker/1:440 state:D stack:0 pid:4217 tgid:4217 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.635078][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.635200][ T32] Call trace: [ 1332.635279][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1332.635399][ T32] r10:829189c0 r9:eaca5d84 r8:00000002 r7:60000013 r6:eaca5d8c r5:85141800 [ 1332.635481][ T32] r4:85141800 [ 1332.635547][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1332.635655][ T32] r5:85141800 r4:829189bc [ 1332.635705][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.635798][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.635903][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaca5e08 [ 1332.635955][ T32] r4:00000000 [ 1332.636002][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1332.636184][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1332.637033][ T32] r5:85181f8c r4:85181c00 ** 3 printk messages dropped ** [ 1332.637414][ T32] r10:61c88647 r9:85141800 r8:851958ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1332.638087][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1332.639090][ T32] Exception stack(0xe044dd20 to 0xe044dd68) ** 8 printk messages dropped ** [ 1332.639485][ T32] r4:e044ddc0 ** 6 printk messages dropped ** [ 1332.639846][ T32] r5:00001000 r4:ee5d1000 ** 6 printk messages dropped ** [ 1332.670660][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1332.671019][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.671383][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.671623][ T32] r5:85143000 r4:829189bc ** 1 printk messages dropped ** [ 1332.671686][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1332.672150][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1332.672678][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1332.673600][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.673646][ T32] Call trace: [ 1332.673698][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1332.673810][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1332.673839][ T32] r4:00000000 [ 1332.673860][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.673917][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1332.673973][ T32] dd20: 94179000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1332.674009][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1332.674036][ T32] dd60: 80070013 ffffffff [ 1332.674061][ T32] r5:80070013 r4:80239bb0 [ 1332.674083][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.674127][ T32] r4:82ac11e4 [ 1332.674148][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.674236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1332.674297][ T32] r4:e044ddc0 [ 1332.674328][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.674379][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1332.674413][ T32] r4:00000000 [ 1332.674437][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.674486][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1332.674508][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.674551][ T32] r5:00001000 r4:ee5d1000 [ 1332.674571][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1332.674878][ T32] r4:847a6d80 ** 8 printk messages dropped ** [ 1332.675230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1332.675783][ T32] r5:85143c00 r4:829189bc ** 3 printk messages dropped ** [ 1332.675918][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1332.676326][ T32] r5:00001000 r4:e48f9000 ** 7 printk messages dropped ** [ 1332.676672][ T32] r4:85195a00 [ 1332.676693][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.676743][ T32] r10:00000000 r9:85195a00 r8:8027ecf4 r7:eac81e60 r6:85195a80 r5:85143c00 [ 1332.676767][ T32] r4:00000001 [ 1332.676786][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.676837][ T32] Exception stack(0xeacb9fb0 to 0xeacb9ff8) [ 1332.676890][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.676924][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.676953][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.676993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.677019][ T32] r4:850fa940 [ 1332.677219][ T32] INFO: task kworker/1:441:4222 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1332.677277][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.677363][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.677405][ T32] Call trace: [ 1332.677435][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1332.677542][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1332.677571][ T32] r4:00000000 [ 1332.677615][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.677670][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1332.677706][ T32] dd20: 94179000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1332.677738][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1332.677781][ T32] dd60: 80070013 ffffffff [ 1332.677810][ T32] r5:80070013 r4:80239bb0 [ 1332.677854][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.677911][ T32] r4:82ac11e4 [ 1332.677936][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.677984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 ** 6 printk messages dropped ** [ 1332.678220][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1332.678649][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 ** 9 printk messages dropped ** [ 1332.679105][ T32] INFO: task kworker/0:112:4223 blocked for more than 459 seconds. ** 9 printk messages dropped ** [ 1332.679524][ T32] r5:85144800 r4:829189bc [ 1332.679570][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1332.679709][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.711442][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.711742][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1332.712209][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1332.712369][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1332.713118][ T32] Call trace: ** 7 printk messages dropped ** [ 1332.713527][ T32] dd60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1332.713764][ T32] r4:e044ddc0 ** 5 printk messages dropped ** [ 1332.713982][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1332.714372][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1332.714804][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1332.715275][ T32] r10:829189c0 r9:eacc1d84 r8:00000002 r7:60000013 r6:eacc1d8c r5:85142400 [ 1332.715346][ T32] r4:85142400 [ 1332.715371][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1332.715438][ T32] r5:85142400 r4:829189bc [ 1332.715463][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.715509][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.715560][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacc1e08 [ 1332.715584][ T32] r4:00000000 [ 1332.715641][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1332.715687][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.715747][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.715807][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a2040 [ 1332.715834][ T32] r4:00000000 [ 1332.715885][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.715935][ T32] r9:83018005 r8:85142400 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1332.715967][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.716012][ T32] r5:00001000 r4:dff03000 [ 1332.716035][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.716100][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.716162][ T32] r5:851b0b8c r4:851b0800 [ 1332.716186][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.716232][ T32] r7:dddced40 r6:83018000 r5:851b0b8c r4:85108a00 [ 1332.716256][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.716306][ T32] r10:61c88647 r9:85142400 r8:85108a2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.716334][ T32] r4:85108a00 [ 1332.716380][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.716479][ T32] r10:00000000 r9:85108a00 r8:8027ecf4 r7:eacbde60 r6:85195b80 r5:85142400 [ 1332.716506][ T32] r4:00000001 [ 1332.716528][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.716566][ T32] Exception stack(0xeacc1fb0 to 0xeacc1ff8) [ 1332.716595][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.716626][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.716668][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.716703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.716727][ T32] r4:85047e80 [ 1332.716938][ T32] INFO: task kworker/0:113:4225 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1332.716972][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.717081][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.717169][ T32] Call trace: [ 1332.717224][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1332.717282][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1332.717337][ T32] r4:00000000 [ 1332.717362][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.717404][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1332.717436][ T32] dd20: 9478e000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1332.717467][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1332.717492][ T32] dd60: 80070013 ffffffff [ 1332.717540][ T32] r5:80070013 r4:80239bb0 [ 1332.717565][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.717609][ T32] r4:82ac11e4 [ 1332.717630][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.717676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1332.717700][ T32] r4:e044ddc0 [ 1332.717720][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.717766][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1332.717811][ T32] r4:00000000 [ 1332.717848][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.717920][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1332.717947][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.718021][ T32] r5:00001000 r4:ee5d1000 [ 1332.718045][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.718088][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.718132][ T32] r5:8495af8c r4:8495ac00 [ 1332.718153][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.718216][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 ** 1 printk messages dropped ** [ 1332.718340][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1332.718672][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1332.719085][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.719360][ T32] r5:85146000 r4:829189bc [ 1332.719394][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1332.719818][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1332.736052][ T32] r7:ddde2d40 r6:83018200 r5:85182b8c r4:85195c00 ** 7 printk messages dropped ** [ 1332.736470][ T32] Exception stack(0xeacc5fb0 to 0xeacc5ff8) ** 6 printk messages dropped ** [ 1332.737214][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1332.737943][ T32] r4:e044ddc0 ** 10 printk messages dropped ** [ 1332.738460][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1332.738662][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.738718][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1332.738744][ T32] r4:00000001 [ 1332.738765][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.738802][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1332.738831][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.738897][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.738931][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.738964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.739009][ T32] r4:84789140 [ 1332.739034][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.739076][ T32] INFO: task kworker/0:114:4230 blocked for more than 459 seconds. [ 1332.739115][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.739142][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.739165][ T32] task:kworker/0:114 state:D stack:0 pid:4230 tgid:4230 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.739214][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.739288][ T32] Call trace: [ 1332.739363][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1332.739421][ T32] r10:829189c0 r9:eaccdd84 r8:00000002 r7:60000113 r6:eaccdd8c r5:85146c00 [ 1332.739446][ T32] r4:85146c00 [ 1332.739486][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1332.739535][ T32] r5:85146c00 r4:829189bc [ 1332.739589][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.739636][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.739688][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaccde08 [ 1332.739711][ T32] r4:00000000 [ 1332.739752][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1332.739806][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.739937][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 3 printk messages dropped ** [ 1332.757166][ T32] r9:83018005 r8:85146c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 ** 8 printk messages dropped ** [ 1332.757560][ T32] r10:61c88647 r9:85146c00 r8:85108aac r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1332.757968][ T32] r4:85047f80 ** 3 printk messages dropped ** [ 1332.758614][ T32] Call trace: ** 4 printk messages dropped ** [ 1332.758926][ T32] Exception stack(0xe044dd20 to 0xe044dd68) ** 8 printk messages dropped ** [ 1332.759324][ T32] r4:e044ddc0 ** 5 printk messages dropped ** [ 1332.759537][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.759582][ T32] r5:00001000 r4:ee5d1000 [ 1332.759602][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.759675][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.759722][ T32] r5:8495af8c r4:8495ac00 [ 1332.759744][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.759791][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1332.759812][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.759863][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.759886][ T32] r4:847a6d80 [ 1332.759906][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.766029][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1332.766165][ T32] r4:00000001 [ 1332.766260][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.766331][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1332.766367][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.766421][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.766477][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.766514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 4 printk messages dropped ** [ 1332.766738][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1332.767146][ T32] r5:85145400 r4:829189bc [ 1332.767170][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1332.767439][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1332.767852][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1332.768425][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.769243][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 ** 8 printk messages dropped ** [ 1332.769628][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1332.769910][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.783220][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1332.783769][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) ** 6 printk messages dropped ** [ 1332.784034][ T32] INFO: task kworker/1:444:4234 blocked for more than 459 seconds. ** 7 printk messages dropped ** [ 1332.784430][ T32] r4:85148c00 ** 1 printk messages dropped ** [ 1332.784523][ T32] r5:85148c00 r4:829189bc ** 3 printk messages dropped ** [ 1332.784722][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.784973][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.785165][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1332.785791][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1332.786763][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 ** 11 printk messages dropped ** [ 1332.787295][ T32] r4:e044ddc0 ** 5 printk messages dropped ** [ 1332.787552][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1332.787909][ T32] r4:847a6d80 ** 5 printk messages dropped ** [ 1332.788146][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1332.788517][ T32] task:kworker/1:445 state:D stack:0 pid:4235 tgid:4235 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.788574][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.788615][ T32] Call trace: [ 1332.788659][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1332.788732][ T32] r10:829189c0 r9:eacd9d84 r8:00000002 r7:60000113 r6:eacd9d8c r5:8514a400 [ 1332.788760][ T32] r4:8514a400 [ 1332.788781][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1332.788825][ T32] r5:8514a400 r4:829189bc [ 1332.788846][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.788886][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.788938][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacd9e08 [ 1332.788961][ T32] r4:00000000 [ 1332.788980][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1332.789019][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.789057][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.789103][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fb600 [ 1332.789125][ T32] r4:00000000 [ 1332.789144][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.789190][ T32] r9:83018205 r8:8514a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1332.789212][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.789253][ T32] r5:00001000 r4:eaa0d000 [ 1332.789274][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.789314][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.789397][ T32] r5:8518338c r4:85183000 [ 1332.789425][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.789472][ T32] r7:ddde2d40 r6:83018200 r5:8518338c r4:85195f80 [ 1332.789516][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.789569][ T32] r10:61c88647 r9:8514a400 r8:85195fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.789593][ T32] r4:85195f80 [ 1332.789661][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.789764][ T32] r10:00000000 r9:85195f80 r8:8027ecf4 r7:eacd1e60 r6:847cf000 r5:8514a400 [ 1332.789796][ T32] r4:00000001 [ 1332.789849][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.789896][ T32] Exception stack(0xeacd9fb0 to 0xeacd9ff8) [ 1332.789926][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.789956][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.789984][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.790016][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.790039][ T32] r4:850fb480 [ 1332.813273][ T32] INFO: task kworker/1:445:4235 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1332.813385][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.813545][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.813753][ T32] Call trace: [ 1332.813868][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1332.814003][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1332.814044][ T32] r4:00000000 [ 1332.814075][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.814144][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1332.814227][ T32] dd20: 957ea000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1332.814267][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1332.814316][ T32] dd60: 80070013 ffffffff [ 1332.814356][ T32] r5:80070013 r4:80239bb0 [ 1332.814380][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.814430][ T32] r4:82ac11e4 [ 1332.814451][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.814498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1332.814522][ T32] r4:e044ddc0 [ 1332.814570][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.814630][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1332.814657][ T32] r4:00000000 [ 1332.814678][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.814727][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 ** 4 printk messages dropped ** [ 1332.814913][ T32] r5:8495af8c r4:8495ac00 ** 5 printk messages dropped ** [ 1332.815141][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1332.815470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1332.816008][ T32] r10:829189c0 r9:eacddd84 r8:00000002 r7:60000013 r6:eacddd8c r5:85148000 ** 4 printk messages dropped ** [ 1332.816229][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1332.816684][ T32] r9:83018205 r8:85148000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 ** 8 printk messages dropped ** [ 1332.817062][ T32] r10:61c88647 r9:85148000 r8:847cf0ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1332.817339][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1332.818042][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 ** 10 printk messages dropped ** [ 1332.818531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 ** 7 printk messages dropped ** [ 1332.818820][ T32] r5:00001000 r4:ee5d1000 ** 4 printk messages dropped ** [ 1332.819022][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 ** 2 printk messages dropped ** [ 1332.819151][ T32] r4:847a6d80 [ 1332.819170][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.819221][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1332.819244][ T32] r4:00000001 [ 1332.819295][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.819342][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1332.819371][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.819401][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.819455][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.819513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.819561][ T32] r4:84789140 [ 1332.819594][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.819644][ T32] INFO: task kworker/1:447:4240 blocked for more than 459 seconds. [ 1332.819703][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.819731][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.819753][ T32] task:kworker/1:447 state:D stack:0 pid:4240 tgid:4240 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.819801][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.819868][ T32] Call trace: [ 1332.819928][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1332.834664][ T32] r10:829189c0 r9:eacc9d84 r8:00000002 r7:60000113 r6:eacc9d8c r5:8514b000 [ 1332.834715][ T32] r4:8514b000 [ 1332.834741][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1332.834810][ T32] r5:8514b000 r4:829189bc [ 1332.834832][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.834876][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.834926][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacc9e08 [ 1332.834967][ T32] r4:00000000 [ 1332.834993][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1332.835036][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.835085][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.835157][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fbb00 [ 1332.835195][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1332.835293][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1332.835782][ T32] r4:847cf180 ** 5 printk messages dropped ** [ 1332.836028][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1332.836879][ T32] Call trace: ** 4 printk messages dropped ** [ 1332.837178][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1332.837221][ T32] dd20: 959e7000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1332.837256][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1332.837282][ T32] dd60: 80070013 ffffffff [ 1332.837317][ T32] r5:80070013 r4:80239bb0 [ 1332.837355][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.837404][ T32] r4:82ac11e4 [ 1332.837425][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.837473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1332.837518][ T32] r4:e044ddc0 [ 1332.837565][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.837615][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1332.837642][ T32] r4:00000000 [ 1332.837682][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.837754][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1332.837780][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.837835][ T32] r5:00001000 r4:ee5d1000 [ 1332.837858][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.837902][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.837945][ T32] r5:8495af8c r4:8495ac00 [ 1332.837986][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.838037][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1332.838059][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.838110][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.838134][ T32] r4:847a6d80 [ 1332.838154][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.838259][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1332.838284][ T32] r4:00000001 [ 1332.838307][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.838352][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1332.838402][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.838459][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.838491][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.838524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.838547][ T32] r4:84789140 [ 1332.838573][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1332.838912][ T32] r4:84846c00 ** 1 printk messages dropped ** [ 1332.839004][ T32] r5:84846c00 r4:829189bc ** 1 printk messages dropped ** [ 1332.839121][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1332.839547][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1332.853054][ T32] r10:00000000 r9:847cf280 r8:8027ecf4 r7:eacc9e60 r6:85108b00 r5:84846c00 ** 9 printk messages dropped ** [ 1332.853916][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1332.854785][ T32] r4:e044ddc0 ** 4 printk messages dropped ** [ 1332.854992][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 ** 9 printk messages dropped ** [ 1332.855451][ T32] r4:847a6d80 ** 5 printk messages dropped ** [ 1332.855746][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1332.856181][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.856569][ T32] r5:84845400 r4:829189bc ** 3 printk messages dropped ** [ 1332.856743][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1332.856964][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fbcc0 ** 9 printk messages dropped ** [ 1332.857429][ T32] r7:ddde2d40 r6:83018200 r5:8518c38c r4:847cf300 ** 7 printk messages dropped ** [ 1332.857709][ T32] Exception stack(0xeace9fb0 to 0xeace9ff8) ** 6 printk messages dropped ** [ 1332.858120][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1332.858821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 ** 10 printk messages dropped ** [ 1332.859212][ T32] r5:8495af8c r4:8495ac00 ** 5 printk messages dropped ** [ 1332.859472][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1332.880492][ T32] INFO: task kworker/1:450:4245 blocked for more than 459 seconds. ** 7 printk messages dropped ** [ 1332.880993][ T32] r4:84844800 [ 1332.881016][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1332.881074][ T32] r5:84844800 r4:829189bc [ 1332.881124][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.881172][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.881228][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacf5e08 [ 1332.881269][ T32] r4:00000000 [ 1332.881315][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1332.881367][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.881413][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.881462][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fbac0 [ 1332.881529][ T32] r4:00000000 [ 1332.881554][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.881606][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 1332.881631][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.881677][ T32] r5:00001000 r4:eaacf000 [ 1332.881699][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.881743][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.881787][ T32] r5:8518c78c r4:8518c400 [ 1332.881809][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.881859][ T32] r7:ddde2d40 r6:83018200 r5:8518c78c r4:847cf380 [ 1332.881882][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.881934][ T32] r10:61c88647 r9:84844800 r8:847cf3ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.881958][ T32] r4:847cf380 [ 1332.881995][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.882051][ T32] r10:00000000 r9:847cf380 r8:8027ecf4 r7:eace5e60 r6:85108c00 r5:84844800 [ 1332.882098][ T32] r4:00000001 [ 1332.882124][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.882249][ T32] Exception stack(0xeacf5fb0 to 0xeacf5ff8) [ 1332.882293][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.882332][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.882363][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.882395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.882428][ T32] r4:850fbd40 [ 1332.882847][ T32] INFO: task kworker/1:450:4245 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1332.882885][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.883059][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.883207][ T32] Call trace: [ 1332.883306][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1332.883378][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1332.883405][ T32] r4:00000000 [ 1332.883459][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.883557][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1332.883596][ T32] dd20: 9624c000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1332.883650][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1332.883679][ T32] dd60: 80070013 ffffffff [ 1332.883705][ T32] r5:80070013 r4:80239bb0 [ 1332.883726][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.883772][ T32] r4:82ac11e4 [ 1332.883814][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.883866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1332.883890][ T32] r4:e044ddc0 [ 1332.883912][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.883985][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1332.884009][ T32] r4:00000000 [ 1332.884044][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.884118][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1332.884145][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.884190][ T32] r5:00001000 r4:ee5d1000 [ 1332.884210][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.884275][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.884329][ T32] r5:8495af8c r4:8495ac00 [ 1332.884351][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.884400][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1332.884443][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.884521][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.884564][ T32] r4:847a6d80 [ 1332.884598][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.884650][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1332.884696][ T32] r4:00000001 [ 1332.884730][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.884794][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1332.884827][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.884859][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1332.884965][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1332.885392][ T32] r5:84841800 r4:829189bc ** 1 printk messages dropped ** [ 1332.885476][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1332.886041][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1332.886646][ T32] r10:00000000 r9:847cf400 r8:8027ecf4 r7:eace5e60 r6:85108c80 r5:84841800 ** 7 printk messages dropped ** [ 1332.886888][ T32] r4:850fbc80 ** 3 printk messages dropped ** [ 1332.887255][ T32] Call trace: ** 7 printk messages dropped ** [ 1332.887609][ T32] dd60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1332.887893][ T32] r4:e044ddc0 ** 5 printk messages dropped ** [ 1332.888169][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1332.888589][ T32] r4:847a6d80 ** 5 printk messages dropped ** [ 1332.888835][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1332.889008][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.889034][ T32] INFO: task kworker/1:452:4249 blocked for more than 459 seconds. [ 1332.889064][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.889088][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.889108][ T32] task:kworker/1:452 state:D stack:0 pid:4249 tgid:4249 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.889155][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.889193][ T32] Call trace: [ 1332.889254][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1332.889310][ T32] r10:829189c0 r9:ead15d84 r8:00000002 r7:60000113 r6:ead15d8c r5:84843c00 [ 1332.889360][ T32] r4:84843c00 [ 1332.889409][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1332.889460][ T32] r5:84843c00 r4:829189bc [ 1332.889480][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.889532][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.889588][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead15e08 [ 1332.889612][ T32] r4:00000000 [ 1332.889651][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1332.889698][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.889738][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.889784][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85196cc0 [ 1332.889808][ T32] r4:00000000 [ 1332.889838][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.889939][ T32] r9:83018205 r8:84843c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [ 1332.912658][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.912773][ T32] r5:00001000 r4:ead01000 [ 1332.912822][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.912872][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.912917][ T32] r5:8518cf8c r4:8518cc00 [ 1332.912958][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.913059][ T32] r7:ddde2d40 r6:83018200 r5:8518cf8c r4:847cf480 [ 1332.913090][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.913143][ T32] r10:61c88647 r9:84843c00 r8:847cf4ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.913166][ T32] r4:847cf480 [ 1332.913187][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.913238][ T32] r10:00000000 r9:847cf480 r8:8027ecf4 r7:eace5e60 r6:85108d00 r5:84843c00 [ 1332.913261][ T32] r4:00000001 [ 1332.913295][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.913343][ T32] Exception stack(0xead15fb0 to 0xead15ff8) [ 1332.913405][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.913478][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.913518][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1332.914001][ T32] INFO: task kworker/1:452:4249 is blocked on a mutex likely owned by task kworker/1:209:3661. ** 11 printk messages dropped ** [ 1332.914673][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 1332.915048][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 ** 8 printk messages dropped ** [ 1332.915460][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1332.915906][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1332.916403][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.916718][ T32] r5:844e0000 r4:829189bc ** 3 printk messages dropped ** [ 1332.916890][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.917098][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.917291][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1332.917620][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1332.917788][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.917837][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.917863][ T32] r4:85047400 [ 1332.918064][ T32] INFO: task kworker/1:453:4251 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1332.918101][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.918261][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.918338][ T32] Call trace: [ 1332.918371][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1332.918447][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1332.918497][ T32] r4:00000000 [ 1332.918521][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.918563][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1332.918596][ T32] dd20: 966f1000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1332.918665][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1332.918714][ T32] dd60: 80070013 ffffffff [ 1332.918743][ T32] r5:80070013 r4:80239bb0 [ 1332.918774][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.918822][ T32] r4:82ac11e4 [ 1332.918843][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1332.919208][ T32] r5:00001000 r4:ee5d1000 ** 7 printk messages dropped ** [ 1332.919573][ T32] r4:847a6d80 ** 5 printk messages dropped ** [ 1332.919756][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1332.938534][ T32] task:kworker/1:454 state:D stack:0 pid:4253 tgid:4253 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1332.938920][ T32] r5:84840c00 r4:829189bc ** 5 printk messages dropped ** [ 1332.939178][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1332.939606][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1332.944483][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1332.944766][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1332.945636][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1332.946077][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1332.946254][ T32] r4:e044ddc0 ** 6 printk messages dropped ** [ 1332.946589][ T32] r5:00001000 r4:ee5d1000 ** 6 printk messages dropped ** [ 1332.946866][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1332.947237][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.947574][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.947877][ T32] r5:84810c00 r4:829189bc ** 3 printk messages dropped ** [ 1332.948125][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1332.948231][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.948287][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fb340 [ 1332.948355][ T32] r4:00000000 [ 1332.948380][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.948428][ T32] r9:83018205 r8:84810c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [ 1332.948473][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.948519][ T32] r5:00001000 r4:ead31000 [ 1332.948555][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.948601][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.948644][ T32] r5:8518db8c r4:8518d800 [ 1332.948664][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.948709][ T32] r7:ddde2d40 r6:83018200 r5:8518db8c r4:847cf600 [ 1332.948730][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.948780][ T32] r10:61c88647 r9:84810c00 r8:847cf62c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.948803][ T32] r4:847cf600 [ 1332.948823][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.948871][ T32] r10:00000000 r9:847cf600 r8:8027ecf4 r7:eace5e60 r6:85108e80 r5:84810c00 [ 1332.948905][ T32] r4:00000001 [ 1332.948929][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.948976][ T32] Exception stack(0xead3dfb0 to 0xead3dff8) [ 1332.949014][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.949055][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.949088][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.949120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.949143][ T32] r4:850faf40 [ 1332.949329][ T32] INFO: task kworker/1:455:4255 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1332.949364][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.949442][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.949484][ T32] Call trace: [ 1332.949514][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1332.949568][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1332.949592][ T32] r4:00000000 [ 1332.949637][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.949691][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1332.949727][ T32] dd20: 96b6c000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1332.949760][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1332.949785][ T32] dd60: 80070013 ffffffff [ 1332.949839][ T32] r5:80070013 r4:80239bb0 [ 1332.965861][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.965985][ T32] r4:82ac11e4 [ 1332.966024][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.966093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1332.966125][ T32] r4:e044ddc0 [ 1332.966154][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.966289][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1332.966337][ T32] r4:00000000 [ 1332.966360][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.966411][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1332.966456][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.966516][ T32] r5:00001000 r4:ee5d1000 [ 1332.966549][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1332.966842][ T32] r4:847a6d80 ** 1 printk messages dropped ** [ 1332.966959][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 ** 9 printk messages dropped ** [ 1332.967310][ T32] INFO: task kworker/1:456:4257 blocked for more than 459 seconds. ** 9 printk messages dropped ** [ 1332.967803][ T32] r5:84810000 r4:829189bc [ 1332.967848][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1332.968024][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.968224][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.968553][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1332.969090][ T32] Exception stack(0xead55fb0 to 0xead55ff8) ** 6 printk messages dropped ** [ 1332.969691][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1332.982904][ T32] r4:e044ddc0 ** 4 printk messages dropped ** [ 1332.983199][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 ** 8 printk messages dropped ** [ 1332.983747][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1332.984251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1332.984727][ T32] r10:829189c0 r9:ead49d84 r8:00000002 r7:60000013 r6:ead49d8c r5:84812400 ** 5 printk messages dropped ** [ 1332.984972][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead49e08 ** 7 printk messages dropped ** [ 1332.985410][ T32] r9:83018005 r8:84812400 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 ** 8 printk messages dropped ** [ 1332.985886][ T32] r10:61c88647 r9:84812400 r8:85108fac r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1332.986403][ T32] r4:8519ab80 ** 2 printk messages dropped ** [ 1332.986829][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1332.987222][ T32] dd60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1332.987416][ T32] r4:e044ddc0 ** 2 printk messages dropped ** [ 1332.987549][ T32] r4:00000000 [ 1332.987571][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.987620][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1332.987659][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.987708][ T32] r5:00001000 r4:ee5d1000 [ 1332.987729][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.987773][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.987816][ T32] r5:8495af8c r4:8495ac00 [ 1332.987836][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.987885][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1332.987922][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1332.987998][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.988026][ T32] r4:847a6d80 [ 1332.988048][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1332.988103][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1332.988127][ T32] r4:00000001 [ 1332.988169][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.988211][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1332.988250][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.988284][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.988315][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.988353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1332.988414][ T32] r4:84789140 [ 1332.988447][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.988521][ T32] INFO: task kworker/0:116:4264 blocked for more than 459 seconds. [ 1332.988581][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.988609][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.988630][ T32] task:kworker/0:116 state:D stack:0 pid:4264 tgid:4264 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.988694][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.988761][ T32] Call trace: [ 1332.988842][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1332.988914][ T32] r10:829189c0 r9:eab41d84 r8:00000002 r7:60000113 r6:eab41d8c r5:84813000 [ 1332.988942][ T32] r4:84813000 [ 1332.988986][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1332.989034][ T32] r5:84813000 r4:829189bc [ 1332.989055][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.989104][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.989182][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab41e08 [ 1332.989209][ T32] r4:00000000 [ 1332.989230][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1332.989284][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.989355][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1332.989438][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8519ae40 [ 1332.989466][ T32] r4:00000000 [ 1332.989496][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1332.989546][ T32] r9:83018005 r8:84813000 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1332.989590][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1332.989638][ T32] r5:00001000 r4:dfe35000 [ 1332.989659][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1332.989700][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.989742][ T32] r5:8498e78c r4:8498e400 [ 1332.989762][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1332.989806][ T32] r7:dddced40 r6:83018000 r5:8498e78c r4:8519f080 [ 1332.989827][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.008485][ T32] r10:61c88647 r9:84813000 r8:8519f0ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.008556][ T32] r4:8519f080 [ 1333.008603][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.008676][ T32] r10:00000000 r9:8519f080 r8:8027ecf4 r7:eacc1e60 r6:8519f100 r5:84813000 [ 1333.008701][ T32] r4:00000001 [ 1333.008723][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.008763][ T32] Exception stack(0xeab41fb0 to 0xeab41ff8) [ 1333.008793][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.008834][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.008867][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.008900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.008924][ T32] r4:8519ab80 [ 1333.009266][ T32] INFO: task kworker/0:116:4264 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1333.009304][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.009421][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.009504][ T32] Call trace: [ 1333.009541][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1333.009598][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 ** 4 printk messages dropped ** [ 1333.009821][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1333.014815][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.015103][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1333.015585][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.016008][ T32] task:kworker/0:117 state:D stack:0 pid:4267 tgid:4267 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1333.016492][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1333.016588][ T32] r4:00000000 [ 1333.016612][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1333.016656][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.016718][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.016769][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8519a840 [ 1333.016794][ T32] r4:00000000 [ 1333.016834][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.016901][ T32] r9:83018005 r8:84814800 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1333.016936][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.016982][ T32] r5:00001000 r4:dfe87000 [ 1333.017003][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.017045][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.017089][ T32] r5:851b038c r4:851b0000 [ 1333.017110][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.017155][ T32] r7:dddced40 r6:83018000 r5:851b038c r4:8519f180 [ 1333.017237][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.017311][ T32] r10:61c88647 r9:84814800 r8:8519f1ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.017346][ T32] r4:8519f180 [ 1333.017388][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.017441][ T32] r10:00000000 r9:8519f180 r8:8027ecf4 r7:eacc1e60 r6:8519f200 r5:84814800 [ 1333.017465][ T32] r4:00000001 [ 1333.017494][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.017535][ T32] Exception stack(0xeaca9fb0 to 0xeaca9ff8) [ 1333.017565][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.017596][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.017624][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.017656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.017708][ T32] r4:8519aec0 [ 1333.018050][ T32] INFO: task kworker/0:117:4267 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1333.018090][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.018211][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.018262][ T32] Call trace: [ 1333.018328][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1333.018390][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1333.018435][ T32] r4:00000000 [ 1333.018459][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.018501][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1333.018549][ T32] dd20: 9779e000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1333.018607][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1333.018636][ T32] dd60: 80070013 ffffffff [ 1333.018664][ T32] r5:80070013 r4:80239bb0 [ 1333.018684][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.018728][ T32] r4:82ac11e4 [ 1333.018749][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.018796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1333.018820][ T32] r4:e044ddc0 [ 1333.018840][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.018886][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1333.018931][ T32] r4:00000000 [ 1333.018955][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.019003][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1333.019043][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.019099][ T32] r5:00001000 r4:ee5d1000 [ 1333.019121][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1333.019332][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 ** 7 printk messages dropped ** [ 1333.019636][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) ** 5 printk messages dropped ** [ 1333.032440][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1333.032976][ T32] r4:84815400 ** 1 printk messages dropped ** [ 1333.033091][ T32] r5:84815400 r4:829189bc [ 1333.033114][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1333.033532][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1333.033966][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1333.034518][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1333.035264][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.035498][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 1333.035831][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 ** 7 printk messages dropped ** [ 1333.036238][ T32] r5:8495af8c r4:8495ac00 ** 5 printk messages dropped ** [ 1333.036460][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1333.036842][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1333.037398][ T32] r5:84816c00 r4:829189bc ** 1 printk messages dropped ** [ 1333.037475][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1333.037927][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1333.038480][ T32] r10:00000000 r9:847cf700 r8:8027ecf4 r7:eace5e60 r6:8519f380 r5:84816c00 ** 5 printk messages dropped ** [ 1333.038800][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.038834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.038877][ T32] r4:851a12c0 [ 1333.039083][ T32] INFO: task kworker/1:457:4271 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1333.039159][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.039222][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.039267][ T32] Call trace: [ 1333.039297][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1333.039357][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1333.039382][ T32] r4:00000000 [ 1333.039402][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.039446][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1333.039501][ T32] dd20: 97be7000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1333.039537][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1333.039563][ T32] dd60: 80070013 ffffffff [ 1333.039589][ T32] r5:80070013 r4:80239bb0 [ 1333.039610][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.039655][ T32] r4:82ac11e4 [ 1333.039675][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.039722][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1333.039745][ T32] r4:e044ddc0 [ 1333.039766][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.039812][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1333.039835][ T32] r4:00000000 [ 1333.039874][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.062050][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1333.062098][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.062186][ T32] r5:00001000 r4:ee5d1000 [ 1333.062234][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.062284][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.062335][ T32] r5:8495af8c r4:8495ac00 [ 1333.062357][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.062405][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1333.062427][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.062476][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.062499][ T32] r4:847a6d80 [ 1333.062520][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.062587][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1333.062634][ T32] r4:00000001 [ 1333.062659][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.062699][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1333.062733][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.062794][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.062852][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.062900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.062944][ T32] r4:84789140 [ 1333.063002][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.063064][ T32] INFO: task kworker/1:458:4272 blocked for more than 459 seconds. [ 1333.063109][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.063160][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.063238][ T32] task:kworker/1:458 state:D stack:0 pid:4272 tgid:4272 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.063309][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.063396][ T32] Call trace: [ 1333.063504][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1333.063579][ T32] r10:829189c0 r9:eab6dd84 r8:00000002 r7:60000113 r6:eab6dd8c r5:84811800 [ 1333.063610][ T32] r4:84811800 [ 1333.063632][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1333.063676][ T32] r5:84811800 r4:829189bc [ 1333.063708][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.063784][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1333.064052][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1333.064387][ T32] r5:8518e78c r4:8518e400 ** 4 printk messages dropped ** [ 1333.064575][ T32] r4:847cf780 ** 5 printk messages dropped ** [ 1333.064830][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1333.065455][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1333.066003][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 1333.066427][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 ** 6 printk messages dropped ** [ 1333.066734][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.066783][ T32] r5:8495af8c r4:8495ac00 [ 1333.066804][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.066875][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1333.066902][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.066962][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.066990][ T32] r4:847a6d80 [ 1333.067021][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.067080][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1333.067131][ T32] r4:00000001 [ 1333.067156][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.067198][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1333.067248][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.067295][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.067335][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.067395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.067448][ T32] r4:84789140 [ 1333.067484][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.067532][ T32] INFO: task kworker/0:119:4273 blocked for more than 459 seconds. [ 1333.067568][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.067615][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.067663][ T32] task:kworker/0:119 state:D stack:0 pid:4273 tgid:4273 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.067741][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.067782][ T32] Call trace: [ 1333.067835][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1333.067890][ T32] r10:829189c0 r9:eab7dd84 r8:00000002 r7:60000013 r6:eab7dd8c r5:84846000 [ 1333.067937][ T32] r4:84846000 [ 1333.067972][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1333.068030][ T32] r5:84846000 r4:829189bc [ 1333.068101][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.068172][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.068232][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab7de08 [ 1333.068258][ T32] r4:00000000 [ 1333.068299][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1333.068362][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1333.068456][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a2780 ** 9 printk messages dropped ** [ 1333.068947][ T32] r7:dddced40 r6:83018000 r5:851b138c r4:8519f480 ** 9 printk messages dropped ** [ 1333.069375][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1333.093105][ T32] Call trace: ** 7 printk messages dropped ** [ 1333.093625][ T32] dd60: 80070013 ffffffff ** 4 printk messages dropped ** [ 1333.093878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1333.093929][ T32] r4:e044ddc0 [ 1333.093953][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.094001][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1333.094035][ T32] r4:00000000 [ 1333.094059][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.094114][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1333.094137][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.094555][ T32] r5:00001000 r4:ee5d1000 [ 1333.094642][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.094729][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.094784][ T32] r5:8495af8c r4:8495ac00 [ 1333.094806][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.094883][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1333.094910][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.094962][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.095028][ T32] r4:847a6d80 [ 1333.095121][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.095181][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1333.095269][ T32] r4:00000001 [ 1333.095349][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.095396][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1333.095427][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.095458][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.095488][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.095546][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.095574][ T32] r4:84789140 [ 1333.095651][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.095710][ T32] INFO: task kworker/0:120:4275 blocked for more than 459 seconds. [ 1333.095770][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.095804][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1333.096354][ T32] r4:84938000 ** 1 printk messages dropped ** [ 1333.096426][ T32] r5:84938000 r4:829189bc ** 1 printk messages dropped ** [ 1333.096514][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1333.096871][ T32] r9:83018005 r8:84938000 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 ** 8 printk messages dropped ** [ 1333.097211][ T32] r10:61c88647 r9:84938000 r8:8519f5ac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1333.097587][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1333.098514][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.098733][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 1333.098947][ T32] r4:e044ddc0 ** 5 printk messages dropped ** [ 1333.099205][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1333.099631][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1333.114465][ T32] INFO: task kworker/0:121:4276 blocked for more than 459 seconds. ** 9 printk messages dropped ** [ 1333.114990][ T32] r5:84938c00 r4:829189bc [ 1333.115012][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1333.115271][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.115330][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a2980 [ 1333.115355][ T32] r4:00000000 [ 1333.115376][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.115445][ T32] r9:83018005 r8:84938c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1333.115472][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.115549][ T32] r5:00001000 r4:dffad000 [ 1333.115575][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.115657][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.115752][ T32] r5:851b178c r4:851b1400 [ 1333.115822][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.115880][ T32] r7:dddced40 r6:83018000 r5:851b178c r4:8519f680 [ 1333.115903][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.115955][ T32] r10:61c88647 r9:84938c00 r8:8519f6ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.116015][ T32] r4:8519f680 [ 1333.116061][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.116115][ T32] r10:00000000 r9:8519f680 r8:8027ecf4 r7:eab7de60 r6:8519f700 r5:84938c00 [ 1333.116159][ T32] r4:00000001 [ 1333.116183][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.116230][ T32] Exception stack(0xeab99fb0 to 0xeab99ff8) [ 1333.116295][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.116351][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.116385][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.116418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.116469][ T32] r4:851a26c0 [ 1333.116870][ T32] INFO: task kworker/0:121:4276 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1333.116909][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.117006][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.117086][ T32] Call trace: [ 1333.117133][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1333.117199][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1333.117227][ T32] r4:00000000 [ 1333.117248][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.117289][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1333.117326][ T32] dd20: 987ac000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1333.117369][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1333.117399][ T32] dd60: 80070013 ffffffff [ 1333.117447][ T32] r5:80070013 r4:80239bb0 [ 1333.117472][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.117517][ T32] r4:82ac11e4 [ 1333.117538][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.117585][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1333.117635][ T32] r4:e044ddc0 [ 1333.117690][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.117744][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 ** 3 printk messages dropped ** [ 1333.117875][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1333.118415][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1333.118692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1333.119195][ T32] r4:8493a400 ** 1 printk messages dropped ** [ 1333.119304][ T32] r5:8493a400 r4:829189bc [ 1333.119333][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1333.119572][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1333.132762][ T32] r5:851b1b8c r4:851b1800 ** 6 printk messages dropped ** [ 1333.133111][ T32] r10:00000000 r9:8519f780 r8:8027ecf4 r7:eab99e60 r6:8519f800 r5:8493a400 ** 8 printk messages dropped ** [ 1333.133813][ T32] INFO: task kworker/0:122:4278 is blocked on a mutex likely owned by task kworker/1:209:3661. ** 10 printk messages dropped ** [ 1333.134417][ T32] dd60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1333.134746][ T32] r4:e044ddc0 ** 4 printk messages dropped ** [ 1333.134939][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 ** 8 printk messages dropped ** [ 1333.135300][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 11 printk messages dropped ** [ 1333.135789][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1333.136218][ T32] r5:8493b000 r4:829189bc ** 2 printk messages dropped ** [ 1333.136395][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabb9e08 ** 3 printk messages dropped ** [ 1333.136581][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.136632][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a2d00 [ 1333.136679][ T32] r4:00000000 [ 1333.136703][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.136750][ T32] r9:83018005 r8:8493b000 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1333.136772][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.136813][ T32] r5:00001000 r4:e00cd000 [ 1333.136833][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.136874][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.136926][ T32] r5:851b1f8c r4:851b1c00 [ 1333.136949][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.136995][ T32] r7:dddced40 r6:83018000 r5:851b1f8c r4:8519f880 [ 1333.137018][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.137067][ T32] r10:61c88647 r9:8493b000 r8:8519f8ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.137090][ T32] r4:8519f880 [ 1333.137124][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.137175][ T32] r10:00000000 r9:8519f880 r8:8027ecf4 r7:eaba5e60 r6:8519f900 r5:8493b000 [ 1333.137242][ T32] r4:00000001 [ 1333.137266][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.137304][ T32] Exception stack(0xeabb9fb0 to 0xeabb9ff8) [ 1333.137357][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.137416][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.137449][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.137500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.137546][ T32] r4:851a2000 [ 1333.137751][ T32] INFO: task kworker/0:123:4279 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1333.137796][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.137892][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.137969][ T32] Call trace: [ 1333.138023][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1333.138110][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1333.138138][ T32] r4:00000000 [ 1333.138158][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.138241][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1333.138276][ T32] dd20: 98d62000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1333.138308][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1333.138340][ T32] dd60: 80070013 ffffffff [ 1333.138365][ T32] r5:80070013 r4:80239bb0 [ 1333.138386][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.138491][ T32] r4:82ac11e4 [ 1333.138516][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.138587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1333.138616][ T32] r4:e044ddc0 [ 1333.138637][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.138684][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1333.138729][ T32] r4:00000000 [ 1333.138752][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.138801][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1333.138824][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.138889][ T32] r5:00001000 r4:ee5d1000 [ 1333.138922][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.138968][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.139022][ T32] r5:8495af8c r4:8495ac00 [ 1333.139046][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.139099][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1333.139121][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.139172][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.139196][ T32] r4:847a6d80 [ 1333.139215][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.139266][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 ** 5 printk messages dropped ** [ 1333.139457][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.139740][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.165366][ T32] r5:8493bc00 r4:829189bc [ 1333.165405][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1333.165534][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df885e08 ** 3 printk messages dropped ** [ 1333.165757][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1333.166012][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1333.166382][ T32] r10:61c88647 r9:8493bc00 r8:8519f9ac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1333.166722][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1333.167423][ T32] Call trace: ** 6 printk messages dropped ** [ 1333.167707][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 ** 8 printk messages dropped ** [ 1333.168112][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1333.168137][ T32] r4:00000000 [ 1333.168157][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.168226][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1333.168275][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.168329][ T32] r5:00001000 r4:ee5d1000 [ 1333.168350][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.168403][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.168450][ T32] r5:8495af8c r4:8495ac00 [ 1333.168493][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.168545][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1333.168567][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.168618][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.168642][ T32] r4:847a6d80 [ 1333.168661][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.168710][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1333.168733][ T32] r4:00000001 [ 1333.168753][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.168790][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1333.168819][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.168849][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.168899][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.168937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.168960][ T32] r4:84789140 [ 1333.168991][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.169024][ T32] INFO: task kworker/0:125:4284 blocked for more than 459 seconds. [ 1333.169077][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.169131][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.169164][ T32] task:kworker/0:125 state:D stack:0 pid:4284 tgid:4284 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.169257][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.169301][ T32] Call trace: [ 1333.169361][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1333.169419][ T32] r10:829189c0 r9:eab61d84 r8:00000002 r7:60000113 r6:eab61d8c r5:8493c800 [ 1333.169464][ T32] r4:8493c800 [ 1333.169489][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1333.169536][ T32] r5:8493c800 r4:829189bc [ 1333.169557][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.169620][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.169675][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab61e08 [ 1333.169699][ T32] r4:00000000 [ 1333.169718][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1333.169782][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.169896][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.179135][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a2e40 [ 1333.179185][ T32] r4:00000000 [ 1333.179222][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1333.179424][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1333.179893][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1333.180559][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1333.181463][ T32] Exception stack(0xe044dd20 to 0xe044dd68) ** 5 printk messages dropped ** [ 1333.181714][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1333.181828][ T32] r4:e044ddc0 ** 6 printk messages dropped ** [ 1333.182091][ T32] r5:00001000 r4:ee5d1000 ** 4 printk messages dropped ** [ 1333.182341][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 ** 8 printk messages dropped ** [ 1333.182717][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1333.182959][ T32] INFO: task kworker/0:126:4287 blocked for more than 459 seconds. ** 9 printk messages dropped ** [ 1333.183470][ T32] r5:8493d400 r4:829189bc [ 1333.183502][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1333.183839][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:830cbc00 ** 9 printk messages dropped ** [ 1333.184239][ T32] r7:dddced40 r6:83018000 r5:851b2b8c r4:8519fb80 ** 7 printk messages dropped ** [ 1333.184509][ T32] Exception stack(0xeabd1fb0 to 0xeabd1ff8) ** 6 printk messages dropped ** [ 1333.185012][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1333.185736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 ** 3 printk messages dropped ** [ 1333.185873][ T32] r4:00000000 [ 1333.185925][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.185976][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1333.186014][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.186062][ T32] r5:00001000 r4:ee5d1000 [ 1333.186087][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.186131][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.186235][ T32] r5:8495af8c r4:8495ac00 [ 1333.186281][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.186358][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1333.186404][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.186460][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.186509][ T32] r4:847a6d80 [ 1333.186532][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.186595][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1333.186621][ T32] r4:00000001 [ 1333.186643][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.186690][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1333.186722][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.186753][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.186783][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.186825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.186851][ T32] r4:84789140 [ 1333.186874][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.186900][ T32] INFO: task kworker/0:127:4290 blocked for more than 459 seconds. [ 1333.186929][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.186953][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.186986][ T32] task:kworker/0:127 state:D stack:0 pid:4290 tgid:4290 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.187036][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.187075][ T32] Call trace: [ 1333.187121][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1333.187172][ T32] r10:829189c0 r9:eabddd84 r8:00000002 r7:60000113 r6:eabddd8c r5:8493e000 [ 1333.187197][ T32] r4:8493e000 [ 1333.187217][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1333.187260][ T32] r5:8493e000 r4:829189bc [ 1333.187313][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.187389][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.187443][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabdde08 [ 1333.187467][ T32] r4:00000000 [ 1333.187508][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1333.187563][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.187615][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.187665][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8519a240 [ 1333.187690][ T32] r4:00000000 [ 1333.187723][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.187772][ T32] r9:83018005 r8:8493e000 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1333.187795][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.187849][ T32] r5:00001000 r4:e06db000 [ 1333.187872][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.187914][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.187958][ T32] r5:851b2f8c r4:851b2c00 [ 1333.187988][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.188037][ T32] r7:dddced40 r6:83018000 r5:851b2f8c r4:8519fc80 [ 1333.188058][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.188108][ T32] r10:61c88647 r9:8493e000 r8:8519fcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.188131][ T32] r4:8519fc80 [ 1333.188180][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.188254][ T32] r10:00000000 r9:8519fc80 r8:8027ecf4 r7:eabd1e60 r6:8519fd00 r5:8493e000 [ 1333.188282][ T32] r4:00000001 [ 1333.188303][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.188379][ T32] Exception stack(0xeabddfb0 to 0xeabddff8) [ 1333.188432][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.188467][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.188496][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.188541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 3 printk messages dropped ** [ 1333.188916][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1333.189255][ T32] dd60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1333.189497][ T32] r4:e044ddc0 ** 6 printk messages dropped ** [ 1333.189732][ T32] r5:00001000 r4:ee5d1000 ** 4 printk messages dropped ** [ 1333.223385][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 ** 9 printk messages dropped ** [ 1333.223991][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.224405][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.224710][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1333.225419][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1333.226010][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1333.226640][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1333.227298][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 ** 7 printk messages dropped ** [ 1333.227579][ T32] r5:00001000 r4:ee5d1000 ** 2 printk messages dropped ** [ 1333.227720][ T32] r5:8495af8c r4:8495ac00 [ 1333.227744][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.227793][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1333.227849][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.227902][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.227954][ T32] r4:847a6d80 [ 1333.227980][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.228053][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1333.228086][ T32] r4:00000001 [ 1333.228108][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.228146][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1333.228205][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.228240][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.228306][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.228362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.228420][ T32] r4:84789140 [ 1333.228444][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.228505][ T32] INFO: task kworker/0:129:4293 blocked for more than 459 seconds. [ 1333.228570][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.228622][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.228645][ T32] task:kworker/0:129 state:D stack:0 pid:4293 tgid:4293 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.228718][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.228773][ T32] Call trace: [ 1333.228829][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1333.228902][ T32] r10:829189c0 r9:eabf5d84 r8:00000002 r7:60000113 r6:eabf5d8c r5:84939800 [ 1333.228930][ T32] r4:84939800 [ 1333.228972][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1333.229040][ T32] r5:84939800 r4:829189bc [ 1333.229086][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.229153][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.229232][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabf5e08 [ 1333.229260][ T32] r4:00000000 [ 1333.229280][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1333.229343][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.229393][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.229443][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85196940 [ 1333.229488][ T32] r4:00000000 [ 1333.229511][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.229576][ T32] r9:83018005 r8:84939800 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1333.229603][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.229646][ T32] r5:00001000 r4:e891f000 [ 1333.229667][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.229708][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.229772][ T32] r5:851b338c r4:851b3000 [ 1333.229796][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.240447][ T32] r7:dddced40 r6:83018000 r5:851b338c r4:8519fe80 [ 1333.240579][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.240678][ T32] r10:61c88647 r9:84939800 r8:8519feac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.240707][ T32] r4:8519fe80 [ 1333.240730][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.240783][ T32] r10:00000000 r9:8519fe80 r8:8027ecf4 r7:eabe9e60 r6:8519ff00 r5:84939800 [ 1333.240807][ T32] r4:00000001 [ 1333.240827][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.240866][ T32] Exception stack(0xeabf5fb0 to 0xeabf5ff8) [ 1333.240899][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.240931][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.240960][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.241003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.241056][ T32] r4:8474ac40 [ 1333.241516][ T32] INFO: task kworker/0:129:4293 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1333.241563][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.241698][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.241781][ T32] Call trace: [ 1333.241851][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1333.241914][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1333.241941][ T32] r4:00000000 [ 1333.241971][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.242065][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1333.242115][ T32] dd20: 99cf9000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 ** 4 printk messages dropped ** [ 1333.242364][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1333.242603][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 ** 7 printk messages dropped ** [ 1333.242900][ T32] r5:8495af8c r4:8495ac00 ** 5 printk messages dropped ** [ 1333.243140][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1333.243689][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1333.244020][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.244293][ T32] r5:8324c800 r4:829189bc ** 2 printk messages dropped ** [ 1333.244441][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac01e08 ** 7 printk messages dropped ** [ 1333.244793][ T32] r9:83018005 r8:8324c800 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 ** 8 printk messages dropped ** [ 1333.245162][ T32] r10:61c88647 r9:8324c800 r8:8519ffac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1333.245635][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.246441][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 ** 11 printk messages dropped ** [ 1333.246896][ T32] r4:e044ddc0 ** 4 printk messages dropped ** [ 1333.247074][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 ** 9 printk messages dropped ** [ 1333.247578][ T32] r4:847a6d80 ** 6 printk messages dropped ** [ 1333.247904][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.248244][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.248505][ T32] r5:84816000 r4:829189bc [ 1333.248539][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.248586][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.248638][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac0de08 [ 1333.248662][ T32] r4:00000000 [ 1333.248681][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1333.248757][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.248845][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.248919][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85029140 [ 1333.248950][ T32] r4:00000000 [ 1333.248971][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.249019][ T32] r9:83018005 r8:84816000 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1333.249062][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.249113][ T32] r5:00001000 r4:e8975000 [ 1333.249135][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.249177][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.249218][ T32] r5:851b3b8c r4:851b3800 [ 1333.249238][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.249286][ T32] r7:dddced40 r6:83018000 r5:851b3b8c r4:8504e080 [ 1333.249322][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.249379][ T32] r10:61c88647 r9:84816000 r8:8504e0ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.249427][ T32] r4:8504e080 [ 1333.249453][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.249504][ T32] r10:00000000 r9:8504e080 r8:8027ecf4 r7:eac01e60 r6:8504e100 r5:84816000 [ 1333.249545][ T32] r4:00000001 [ 1333.249593][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.249636][ T32] Exception stack(0xeac0dfb0 to 0xeac0dff8) [ 1333.249665][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.249696][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.249726][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.249758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.249781][ T32] r4:85029080 [ 1333.280647][ T32] INFO: task kworker/0:131:4297 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1333.280756][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.280892][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.281034][ T32] Call trace: [ 1333.281096][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1333.281175][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1333.281205][ T32] r4:00000000 [ 1333.281228][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.281273][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1333.281310][ T32] dd20: 9a60f000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1333.281353][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1333.281380][ T32] dd60: 80070013 ffffffff [ 1333.281432][ T32] r5:80070013 r4:80239bb0 [ 1333.281458][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.281508][ T32] r4:82ac11e4 [ 1333.281551][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.281606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1333.281631][ T32] r4:e044ddc0 [ 1333.281652][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.281701][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1333.281725][ T32] r4:00000000 [ 1333.281764][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.281829][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1333.281865][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.281936][ T32] r5:00001000 r4:ee5d1000 [ 1333.281962][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.282016][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.282098][ T32] r5:8495af8c r4:8495ac00 [ 1333.282124][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.282219][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1333.282267][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.282329][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 2 printk messages dropped ** [ 1333.282425][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 ** 11 printk messages dropped ** [ 1333.282942][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1333.283277][ T32] r5:84813c00 r4:829189bc ** 2 printk messages dropped ** [ 1333.283446][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac19e08 ** 8 printk messages dropped ** [ 1333.283833][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1333.284292][ T32] r10:61c88647 r9:84813c00 r8:8504e1ac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1333.284699][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1333.285879][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.286127][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 1333.286522][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 ** 8 printk messages dropped ** [ 1333.286849][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1333.287386][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1333.287689][ T32] task:kworker/0:133 state:D stack:0 pid:4301 tgid:4301 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1333.288632][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac25e08 ** 5 printk messages dropped ** [ 1333.289034][ T32] r4:00000000 [ 1333.289055][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.289109][ T32] r9:83018005 r8:848c0000 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1333.289131][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.289174][ T32] r5:00001000 r4:eab43000 [ 1333.289195][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.289237][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.289280][ T32] r5:851bc78c r4:851bc400 [ 1333.289301][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.289351][ T32] r7:dddced40 r6:83018000 r5:851bc78c r4:8504e280 [ 1333.289373][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.289430][ T32] r10:61c88647 r9:848c0000 r8:8504e2ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.289455][ T32] r4:8504e280 [ 1333.289502][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.289608][ T32] r10:00000000 r9:8504e280 r8:8027ecf4 r7:eac19e60 r6:8504e300 r5:848c0000 [ 1333.289717][ T32] r4:00000001 [ 1333.289740][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.289780][ T32] Exception stack(0xeac25fb0 to 0xeac25ff8) [ 1333.289826][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.289945][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.312349][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.312440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.312474][ T32] r4:85029380 [ 1333.312877][ T32] INFO: task kworker/0:133:4301 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1333.312919][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.313051][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.313196][ T32] Call trace: [ 1333.313288][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1333.313368][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1333.313422][ T32] r4:00000000 [ 1333.313448][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.313492][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1333.313580][ T32] dd20: 9a8dd000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1333.313616][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1333.313671][ T32] dd60: 80070013 ffffffff [ 1333.313700][ T32] r5:80070013 r4:80239bb0 [ 1333.313722][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.313852][ T32] r4:82ac11e4 [ 1333.313877][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.313926][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1333.314014][ T32] r4:e044ddc0 [ 1333.314040][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.314122][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1333.314150][ T32] r4:00000000 [ 1333.314193][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.314245][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1333.314270][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.314314][ T32] r5:00001000 r4:ee5d1000 [ 1333.314335][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.314378][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.314421][ T32] r5:8495af8c r4:8495ac00 [ 1333.314442][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.314490][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1333.314512][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.314563][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.314607][ T32] r4:847a6d80 [ 1333.314632][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.314684][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1333.314712][ T32] r4:00000001 [ 1333.314741][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.314782][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1333.314840][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.314928][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.314971][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.315031][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.315059][ T32] r4:84789140 [ 1333.315121][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.315157][ T32] INFO: task kworker/0:134:4302 blocked for more than 459 seconds. [ 1333.315193][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.315221][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.315242][ T32] task:kworker/0:134 state:D stack:0 pid:4302 tgid:4302 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1333.315468][ T32] r10:829189c0 r9:eabc5d84 r8:00000002 r7:60000013 r6:eabc5d8c r5:848c1800 ** 2 printk messages dropped ** [ 1333.315561][ T32] r5:848c1800 r4:829189bc ** 2 printk messages dropped ** [ 1333.315695][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabc5e08 ** 8 printk messages dropped ** [ 1333.316100][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1333.316423][ T32] r10:61c88647 r9:848c1800 r8:8504e3ac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1333.316709][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1333.317295][ T32] Call trace: ** 6 printk messages dropped ** [ 1333.317779][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1333.318425][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.318783][ T32] r5:00001000 r4:ee5d1000 ** 6 printk messages dropped ** [ 1333.319104][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 5 printk messages dropped ** [ 1333.319416][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) ** 6 printk messages dropped ** [ 1333.319686][ T32] INFO: task kworker/0:135:4304 blocked for more than 459 seconds. ** 9 printk messages dropped ** [ 1333.342619][ T32] r5:848c2400 r4:829189bc ** 1 printk messages dropped ** [ 1333.342713][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1333.343161][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1333.343490][ T32] r10:61c88647 r9:848c2400 r8:8504e4ac r7:82804d40 r6:dddced40 r5:dddced60 ** 5 printk messages dropped ** [ 1333.343698][ T32] Exception stack(0xead59fb0 to 0xead59ff8) ** 4 printk messages dropped ** [ 1333.343888][ T32] r4:85029500 ** 3 printk messages dropped ** [ 1333.344510][ T32] Call trace: ** 7 printk messages dropped ** [ 1333.344868][ T32] dd60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1333.345134][ T32] r4:e044ddc0 ** 4 printk messages dropped ** [ 1333.345325][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 ** 8 printk messages dropped ** [ 1333.345665][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.345688][ T32] r4:847a6d80 [ 1333.345708][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.345757][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1333.345806][ T32] r4:00000001 [ 1333.345838][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.345880][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1333.345909][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.345940][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.345979][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.346032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.346075][ T32] r4:84789140 [ 1333.346101][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.346132][ T32] INFO: task kworker/1:459:4307 blocked for more than 459 seconds. [ 1333.346165][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.346239][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.346277][ T32] task:kworker/1:459 state:D stack:0 pid:4307 tgid:4307 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.346375][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.346444][ T32] Call trace: [ 1333.346476][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1333.346528][ T32] r10:829189c0 r9:ead65d84 r8:00000002 r7:60000113 r6:ead65d8c r5:848c3c00 [ 1333.346552][ T32] r4:848c3c00 [ 1333.346572][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1333.346629][ T32] r5:848c3c00 r4:829189bc [ 1333.346653][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.346695][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.346745][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead65e08 [ 1333.346770][ T32] r4:00000000 [ 1333.346790][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1333.346852][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.346897][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.346953][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506f540 [ 1333.346978][ T32] r4:00000000 [ 1333.346998][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.347044][ T32] r9:83018205 r8:848c3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1333.347090][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.347139][ T32] r5:00001000 r4:dfaa1000 [ 1333.347161][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.347203][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.347272][ T32] r5:8518ff8c r4:8518fc00 [ 1333.347296][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.347345][ T32] r7:ddde2d40 r6:83018200 r5:8518ff8c r4:847cf800 [ 1333.347368][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.347417][ T32] r10:61c88647 r9:848c3c00 r8:847cf82c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.347468][ T32] r4:847cf800 [ 1333.347492][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.347567][ T32] r10:00000000 r9:847cf800 r8:8027ecf4 r7:eab65e60 r6:8504e580 r5:848c3c00 ** 2 printk messages dropped ** [ 1333.347681][ T32] Exception stack(0xead65fb0 to 0xead65ff8) ** 6 printk messages dropped ** [ 1333.348199][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1333.348972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 ** 9 printk messages dropped ** [ 1333.349315][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1333.349830][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1333.372027][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1333.372590][ T32] r10:829189c0 r9:ead69d84 r8:00000002 r7:60000113 r6:ead69d8c r5:848c3000 ** 4 printk messages dropped ** [ 1333.372798][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1333.373044][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1333.373440][ T32] r5:8518ef8c r4:8518ec00 ** 4 printk messages dropped ** [ 1333.373678][ T32] r4:847cf880 ** 4 printk messages dropped ** [ 1333.373898][ T32] Exception stack(0xead69fb0 to 0xead69ff8) ** 3 printk messages dropped ** [ 1333.374057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 2 printk messages dropped ** [ 1333.374549][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.374612][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.374681][ T32] Call trace: [ 1333.374770][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1333.374829][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1333.374855][ T32] r4:00000000 [ 1333.374906][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.374961][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1333.375016][ T32] dd20: 9b238000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1333.375082][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1333.375113][ T32] dd60: 80070013 ffffffff [ 1333.375139][ T32] r5:80070013 r4:80239bb0 [ 1333.375161][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.375207][ T32] r4:82ac11e4 [ 1333.375250][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.375325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1333.375374][ T32] r4:e044ddc0 [ 1333.375408][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.375459][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1333.375483][ T32] r4:00000000 [ 1333.375502][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.375570][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1333.375619][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.375681][ T32] r5:00001000 r4:ee5d1000 [ 1333.375705][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.375769][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.375816][ T32] r5:8495af8c r4:8495ac00 [ 1333.375859][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.375910][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1333.375931][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.375993][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.376016][ T32] r4:847a6d80 [ 1333.376035][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.376091][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1333.376115][ T32] r4:00000001 [ 1333.376135][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.376171][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1333.376200][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.376232][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.376261][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.376292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.376315][ T32] r4:84789140 [ 1333.376336][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.376383][ T32] INFO: task kworker/0:136:4311 blocked for more than 459 seconds. [ 1333.376418][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.376443][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.376465][ T32] task:kworker/0:136 state:D stack:0 pid:4311 tgid:4311 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.376511][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.376551][ T32] Call trace: [ 1333.376597][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1333.376653][ T32] r10:829189c0 r9:ead6dd84 r8:00000002 r7:60000013 r6:ead6dd8c r5:848c5400 [ 1333.376677][ T32] r4:848c5400 ** 1 printk messages dropped ** [ 1333.376741][ T32] r5:848c5400 r4:829189bc [ 1333.376761][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1333.376996][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1333.377459][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1333.377895][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1333.378482][ T32] Call trace: ** 7 printk messages dropped ** [ 1333.378804][ T32] dd60: 80070013 ffffffff ** 4 printk messages dropped ** [ 1333.379029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 ** 7 printk messages dropped ** [ 1333.379349][ T32] r5:00001000 r4:ee5d1000 ** 5 printk messages dropped ** [ 1333.379551][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1333.396475][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1333.397022][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1333.397304][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1333.397743][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1333.398092][ T32] r10:61c88647 r9:848c6000 r8:8504e7ac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1333.398461][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1333.399146][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1333.399667][ T32] r4:e044ddc0 ** 2 printk messages dropped ** [ 1333.399788][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.413087][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1333.413470][ T32] r4:847a6d80 [ 1333.413532][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.413587][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1333.413611][ T32] r4:00000001 [ 1333.413631][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.413670][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1333.413701][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.413743][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.413786][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.413822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.413847][ T32] r4:84789140 [ 1333.413871][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.413922][ T32] INFO: task kworker/0:138:4315 blocked for more than 459 seconds. [ 1333.414001][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.414032][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.414056][ T32] task:kworker/0:138 state:D stack:0 pid:4315 tgid:4315 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.414139][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.414276][ T32] Call trace: [ 1333.414338][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1333.414418][ T32] r10:829189c0 r9:ead79d84 r8:00000002 r7:60000113 r6:ead79d8c r5:848c4800 [ 1333.414447][ T32] r4:848c4800 [ 1333.414468][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1333.414514][ T32] r5:848c4800 r4:829189bc [ 1333.414535][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.414577][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.414628][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead79e08 [ 1333.414651][ T32] r4:00000000 [ 1333.414671][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1333.414710][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.414760][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.414810][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d08c0 [ 1333.414834][ T32] r4:00000000 [ 1333.414855][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.414902][ T32] r9:83018005 r8:848c4800 r7:00000000 r6:83018000 r5:00001000 r4:7f0c7000 [ 1333.414925][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.415001][ T32] r5:00001000 r4:eada9000 [ 1333.415035][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.415094][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.415138][ T32] r5:851bdf8c r4:851bdc00 [ 1333.415158][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.415203][ T32] r7:dddced40 r6:83018000 r5:851bdf8c r4:8504e880 [ 1333.415223][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.415272][ T32] r10:61c88647 r9:848c4800 r8:8504e8ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.415295][ T32] r4:8504e880 [ 1333.415315][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.415364][ T32] r10:00000000 r9:8504e880 r8:8027ecf4 r7:eabc5e60 r6:8504e900 r5:848c4800 [ 1333.415411][ T32] r4:00000001 [ 1333.415435][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.415475][ T32] Exception stack(0xead79fb0 to 0xead79ff8) [ 1333.415515][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.415563][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.415595][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.415627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.415671][ T32] r4:847d0100 [ 1333.416062][ T32] INFO: task kworker/0:138:4315 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1333.416106][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.416188][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.416235][ T32] Call trace: [ 1333.416316][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1333.416397][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1333.416443][ T32] r4:00000000 [ 1333.416467][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.416534][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1333.416570][ T32] dd20: 9ba39000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1333.416602][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1333.416627][ T32] dd60: 80070013 ffffffff [ 1333.416676][ T32] r5:80070013 r4:80239bb0 [ 1333.416702][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.416793][ T32] r4:82ac11e4 [ 1333.416827][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.416877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1333.416922][ T32] r4:e044ddc0 [ 1333.416957][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.417015][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1333.417043][ T32] r4:00000000 [ 1333.417083][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.417156][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1333.417183][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1333.417405][ T32] r5:8495af8c r4:8495ac00 ** 4 printk messages dropped ** [ 1333.417595][ T32] r4:847a6d80 ** 6 printk messages dropped ** [ 1333.417883][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1333.418396][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1333.418596][ T32] r5:84940000 r4:829189bc ** 5 printk messages dropped ** [ 1333.418965][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1333.419072][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a1440 [ 1333.419097][ T32] r4:00000000 [ 1333.419116][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.419162][ T32] r9:83018205 r8:84940000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c3000 [ 1333.419184][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.419247][ T32] r5:00001000 r4:ead81000 [ 1333.419293][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.419342][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.419387][ T32] r5:8518f38c r4:8518f000 [ 1333.419407][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.419456][ T32] r7:ddde2d40 r6:83018200 r5:8518f38c r4:847cf900 [ 1333.419478][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.419551][ T32] r10:61c88647 r9:84940000 r8:847cf92c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.419579][ T32] r4:847cf900 [ 1333.419599][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.419668][ T32] r10:00000000 r9:847cf900 r8:8027ecf4 r7:ead65e60 r6:8504e980 r5:84940000 [ 1333.419695][ T32] r4:00000001 [ 1333.419736][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.419797][ T32] Exception stack(0xead89fb0 to 0xead89ff8) [ 1333.419889][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.438157][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.438251][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.438312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.438348][ T32] r4:851a1dc0 [ 1333.438705][ T32] INFO: task kworker/1:461:4317 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1333.438759][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.438855][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.438952][ T32] Call trace: [ 1333.439025][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1333.439094][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1333.439121][ T32] r4:00000000 [ 1333.439164][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.439211][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1333.439245][ T32] dd20: 9bef6000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1333.439278][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1333.439303][ T32] dd60: 80070013 ffffffff [ 1333.439350][ T32] r5:80070013 r4:80239bb0 [ 1333.439376][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 3 printk messages dropped ** [ 1333.439547][ T32] r4:e044ddc0 ** 6 printk messages dropped ** [ 1333.439809][ T32] r5:00001000 r4:ee5d1000 ** 4 printk messages dropped ** [ 1333.444529][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 ** 5 printk messages dropped ** [ 1333.444738][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1333.444889][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1333.445322][ T32] r10:829189c0 r9:ead99d84 r8:00000002 r7:60000113 r6:ead99d8c r5:84941800 ** 2 printk messages dropped ** [ 1333.445459][ T32] r5:84941800 r4:829189bc ** 2 printk messages dropped ** [ 1333.445636][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead99e08 [ 1333.445663][ T32] r4:00000000 [ 1333.445683][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1333.445726][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.445767][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.445835][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506f400 [ 1333.445883][ T32] r4:00000000 [ 1333.445907][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.445966][ T32] r9:83018205 r8:84941800 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1333.445989][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.446053][ T32] r5:00001000 r4:dfa1b000 [ 1333.446107][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.446153][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.446254][ T32] r5:8518fb8c r4:8518f800 [ 1333.446280][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.446354][ T32] r7:ddde2d40 r6:83018200 r5:8518fb8c r4:847cf980 [ 1333.446388][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.446441][ T32] r10:61c88647 r9:84941800 r8:847cf9ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.446468][ T32] r4:847cf980 [ 1333.446488][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.446536][ T32] r10:00000000 r9:847cf980 r8:8027ecf4 r7:ead65e60 r6:8504ea00 r5:84941800 [ 1333.446581][ T32] r4:00000001 [ 1333.446605][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.446645][ T32] Exception stack(0xead99fb0 to 0xead99ff8) [ 1333.446673][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.446704][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.446757][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.446794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.446818][ T32] r4:851a1940 [ 1333.447148][ T32] INFO: task kworker/1:462:4319 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1333.447207][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1333.447742][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1333.448199][ T32] r5:00001000 r4:ee5d1000 ** 5 printk messages dropped ** [ 1333.448423][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1333.448792][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.449149][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.449462][ T32] r5:84942400 r4:829189bc [ 1333.449482][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1333.449727][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1333.466552][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1333.466998][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1333.467818][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.468049][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 1333.468255][ T32] r4:e044ddc0 ** 6 printk messages dropped ** [ 1333.468517][ T32] r5:00001000 r4:ee5d1000 ** 5 printk messages dropped ** [ 1333.468719][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1333.469176][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1333.469389][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.469431][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.469457][ T32] task:kworker/0:140 state:D stack:0 pid:4323 tgid:4323 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.469551][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.469595][ T32] Call trace: [ 1333.469650][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1333.469720][ T32] r10:829189c0 r9:ead95d84 r8:00000002 r7:60000113 r6:ead95d8c r5:84943000 [ 1333.469748][ T32] r4:84943000 [ 1333.469770][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1333.469816][ T32] r5:84943000 r4:829189bc [ 1333.480287][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.480418][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.480526][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead95e08 [ 1333.480559][ T32] r4:00000000 [ 1333.480584][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1333.480632][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.480679][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.480732][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d0a40 [ 1333.480794][ T32] r4:00000000 [ 1333.480837][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.480916][ T32] r9:83018005 r8:84943000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c9000 [ 1333.480941][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.480992][ T32] r5:00001000 r4:eadb1000 [ 1333.481015][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.481061][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.481118][ T32] r5:851be38c r4:851be000 [ 1333.481187][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.481248][ T32] r7:dddced40 r6:83018000 r5:851be38c r4:8504eb80 [ 1333.481272][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.481330][ T32] r10:61c88647 r9:84943000 r8:8504ebac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.481402][ T32] r4:8504eb80 [ 1333.481464][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.481529][ T32] r10:00000000 r9:8504eb80 r8:8027ecf4 r7:ead79e60 r6:8504ec00 r5:84943000 [ 1333.481556][ T32] r4:00000001 [ 1333.481586][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.481635][ T32] Exception stack(0xead95fb0 to 0xead95ff8) [ 1333.481693][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.481752][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.481785][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.481819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.481864][ T32] r4:847d0780 [ 1333.482264][ T32] INFO: task kworker/0:140:4323 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1333.482308][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.482452][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.482498][ T32] Call trace: [ 1333.482548][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1333.482607][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1333.482633][ T32] r4:00000000 [ 1333.482653][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.482694][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1333.482737][ T32] dd20: 9c731000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1333.482800][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1333.482831][ T32] dd60: 80070013 ffffffff [ 1333.482881][ T32] r5:80070013 r4:80239bb0 [ 1333.482905][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.482951][ T32] r4:82ac11e4 [ 1333.482972][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.483042][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1333.483074][ T32] r4:e044ddc0 [ 1333.483116][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.483167][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1333.483217][ T32] r4:00000000 [ 1333.483241][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.483304][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1333.483339][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1333.483426][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1333.483867][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1333.484210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 8 printk messages dropped ** [ 1333.484597][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1333.484787][ T32] r5:84943c00 r4:829189bc ** 2 printk messages dropped ** [ 1333.484905][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead5de08 ** 5 printk messages dropped ** [ 1333.485178][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.485429][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1333.485928][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1333.486111][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.486159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.486245][ T32] r4:847d07c0 [ 1333.486451][ T32] INFO: task kworker/0:141:4325 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1333.486523][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.486631][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.486684][ T32] Call trace: [ 1333.486718][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1333.486772][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1333.486833][ T32] r4:00000000 [ 1333.486857][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.486921][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1333.486981][ T32] dd20: 9c731000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1333.487016][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1333.487041][ T32] dd60: 80070013 ffffffff [ 1333.487066][ T32] r5:80070013 r4:80239bb0 [ 1333.487094][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.487138][ T32] r4:82ac11e4 [ 1333.487159][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.487207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1333.487231][ T32] r4:e044ddc0 ** 1 printk messages dropped ** [ 1333.487351][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 ** 8 printk messages dropped ** [ 1333.487710][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1333.488175][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1333.488626][ T32] r10:829189c0 r9:eadbdd84 r8:00000002 r7:60000113 r6:eadbdd8c r5:84944800 ** 5 printk messages dropped ** [ 1333.488917][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadbde08 ** 8 printk messages dropped ** [ 1333.489292][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1333.489701][ T32] r4:8504ed80 ** 6 printk messages dropped ** [ 1333.512233][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1333.512988][ T32] Call trace: ** 8 printk messages dropped ** [ 1333.513406][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 1333.513626][ T32] r4:e044ddc0 ** 6 printk messages dropped ** [ 1333.513932][ T32] r5:00001000 r4:ee5d1000 ** 6 printk messages dropped ** [ 1333.514287][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1333.514720][ T32] r4:84789140 ** 5 printk messages dropped ** [ 1333.514929][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.515229][ T32] r5:84945400 r4:829189bc ** 3 printk messages dropped ** [ 1333.515424][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.515621][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d0d00 ** 8 printk messages dropped ** [ 1333.515975][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1333.516460][ T32] Exception stack(0xeadc9fb0 to 0xeadc9ff8) [ 1333.516493][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.516554][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.516587][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.516619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.516645][ T32] r4:847d0b00 [ 1333.516842][ T32] INFO: task kworker/0:143:4329 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1333.516879][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.516958][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.517037][ T32] Call trace: [ 1333.517110][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1333.517196][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1333.517236][ T32] r4:00000000 [ 1333.517267][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.517311][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1333.517345][ T32] dd20: 9ca19000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1333.517378][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1333.517404][ T32] dd60: 80070013 ffffffff [ 1333.517452][ T32] r5:80070013 r4:80239bb0 [ 1333.517479][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.517546][ T32] r4:82ac11e4 [ 1333.517577][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.517649][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1333.517679][ T32] r4:e044ddc0 [ 1333.517702][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.517770][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1333.517799][ T32] r4:00000000 [ 1333.517839][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.517911][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1333.517938][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.517985][ T32] r5:00001000 r4:ee5d1000 [ 1333.518018][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1333.518404][ T32] r4:847a6d80 ** 11 printk messages dropped ** [ 1333.518894][ T32] INFO: task kworker/0:144:4331 blocked for more than 459 seconds. ** 9 printk messages dropped ** [ 1333.519494][ T32] r5:84946000 r4:829189bc ** 7 printk messages dropped ** [ 1333.519877][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d0e80 ** 18 printk messages dropped ** [ 1333.537458][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1333.538635][ T32] r5:80070013 r4:80239bb0 ** 11 printk messages dropped ** [ 1333.539109][ T32] r5:00001000 r4:ee5d1000 ** 3 printk messages dropped ** [ 1333.539257][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.539338][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1333.539366][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.539443][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.539492][ T32] r4:847a6d80 [ 1333.539517][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.539592][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1333.539641][ T32] r4:00000001 [ 1333.539677][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.539727][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1333.539771][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.539829][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.550104][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.550221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.550256][ T32] r4:84789140 [ 1333.550282][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.550330][ T32] INFO: task kworker/0:145:4332 blocked for more than 460 seconds. [ 1333.550392][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.550423][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.550447][ T32] task:kworker/0:145 state:D stack:0 pid:4332 tgid:4332 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.550522][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.550577][ T32] Call trace: [ 1333.550612][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1333.550708][ T32] r10:829189c0 r9:eac31d84 r8:00000002 r7:60000113 r6:eac31d8c r5:84940c00 [ 1333.550758][ T32] r4:84940c00 ** 1 printk messages dropped ** [ 1333.550855][ T32] r5:84940c00 r4:829189bc ** 2 printk messages dropped ** [ 1333.551007][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac31e08 ** 14 printk messages dropped ** [ 1333.551691][ T32] r7:dddced40 r6:83018000 r5:851bfb8c r4:85038080 ** 14 printk messages dropped ** [ 1333.552541][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 25 printk messages dropped ** [ 1333.553623][ T32] r5:8495af8c r4:8495ac00 ** 11 printk messages dropped ** [ 1333.554141][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1333.554756][ T32] r5:848c6c00 r4:829189bc ** 9 printk messages dropped ** [ 1333.555218][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 13 printk messages dropped ** [ 1333.555806][ T32] r4:00000001 [ 1333.555851][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.555894][ T32] Exception stack(0xead09fb0 to 0xead09ff8) [ 1333.555944][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.556000][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.556069][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.556130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.556157][ T32] r4:8506f3c0 [ 1333.556339][ T32] INFO: task kworker/1:463:4338 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1333.556396][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.556458][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.556510][ T32] Call trace: [ 1333.556546][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1333.556601][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1333.556668][ T32] r4:00000000 [ 1333.556713][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.556758][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1333.556791][ T32] dd20: 9d0dc000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1333.556822][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1333.556907][ T32] dd60: 80070013 ffffffff [ 1333.556937][ T32] r5:80070013 r4:80239bb0 [ 1333.556959][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.557003][ T32] r4:82ac11e4 [ 1333.557024][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.557082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1333.557116][ T32] r4:e044ddc0 [ 1333.557142][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.557211][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1333.557238][ T32] r4:00000000 [ 1333.557280][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.557346][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1333.557372][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.557417][ T32] r5:00001000 r4:ee5d1000 [ 1333.557438][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.557479][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.557552][ T32] r5:8495af8c r4:8495ac00 [ 1333.557576][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.557648][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1333.557679][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.557730][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.557785][ T32] r4:847a6d80 [ 1333.557808][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.557860][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1333.557905][ T32] r4:00000001 [ 1333.557930][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.557998][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1333.558031][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.558063][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.558098][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.558140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.558215][ T32] r4:84789140 [ 1333.558240][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.558267][ T32] INFO: task kworker/1:464:4339 blocked for more than 460 seconds. [ 1333.558319][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.558369][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.558396][ T32] task:kworker/1:464 state:D stack:0 pid:4339 tgid:4339 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 1333.558535][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1333.558691][ T32] r5:84188000 r4:829189bc ** 1 printk messages dropped ** [ 1333.558758][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1333.559003][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.559228][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1333.559499][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1333.592891][ T32] INFO: task kworker/1:464:4339 is blocked on a mutex likely owned by task kworker/1:209:3661. ** 10 printk messages dropped ** [ 1333.593472][ T32] dd60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1333.593657][ T32] r4:e044ddc0 ** 4 printk messages dropped ** [ 1333.593834][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 ** 9 printk messages dropped ** [ 1333.594270][ T32] r4:847a6d80 ** 5 printk messages dropped ** [ 1333.594480][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.594840][ T32] task:kworker/1:465 state:D stack:0 pid:4340 tgid:4340 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1333.595303][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1333.595588][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.595843][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1333.596198][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1333.596442][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 2 printk messages dropped ** [ 1333.596703][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.596760][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.596802][ T32] Call trace: [ 1333.596870][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1333.596946][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1333.596975][ T32] r4:00000000 [ 1333.596996][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.597036][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1333.597115][ T32] dd20: 9da63000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1333.597152][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1333.597177][ T32] dd60: 80070013 ffffffff [ 1333.597203][ T32] r5:80070013 r4:80239bb0 [ 1333.597235][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.597282][ T32] r4:82ac11e4 [ 1333.597304][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.597351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1333.597375][ T32] r4:e044ddc0 [ 1333.597406][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.597477][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1333.597504][ T32] r4:00000000 [ 1333.597525][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.597573][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1333.597614][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.597683][ T32] r5:00001000 r4:ee5d1000 [ 1333.597706][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.597786][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.597853][ T32] r5:8495af8c r4:8495ac00 [ 1333.597899][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.597960][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1333.597985][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.598036][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.598060][ T32] r4:847a6d80 [ 1333.598086][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.598149][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1333.598189][ T32] r4:00000001 [ 1333.598212][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.598250][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1333.598278][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.598309][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.598337][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.598384][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.598420][ T32] r4:84789140 [ 1333.598444][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.598470][ T32] INFO: task kworker/1:466:4342 blocked for more than 460 seconds. [ 1333.598530][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.598580][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.598604][ T32] task:kworker/1:466 state:D stack:0 pid:4342 tgid:4342 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.598687][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.598753][ T32] Call trace: [ 1333.598784][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1333.598855][ T32] r10:829189c0 r9:ead1dd84 r8:00000002 r7:60000113 r6:ead1dd8c r5:8514bc00 [ 1333.598883][ T32] r4:8514bc00 [ 1333.598904][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1333.598948][ T32] r5:8514bc00 r4:829189bc [ 1333.598979][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.599023][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1333.599122][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.599366][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506f940 ** 8 printk messages dropped ** [ 1333.599720][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1333.614502][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1333.615178][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1333.615644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 ** 8 printk messages dropped ** [ 1333.616000][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1333.616373][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 ** 9 printk messages dropped ** [ 1333.616711][ T32] INFO: task kworker/1:467:4346 blocked for more than 460 seconds. ** 9 printk messages dropped ** [ 1333.617116][ T32] r5:8514d400 r4:829189bc [ 1333.617137][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1333.617513][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.617761][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1333.617896][ T32] r7:ddde2d40 r6:83018200 r5:85224f8c r4:847cfd00 [ 1333.617918][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.617987][ T32] r10:61c88647 r9:8514d400 r8:847cfd2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.618036][ T32] r4:847cfd00 [ 1333.618059][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.618123][ T32] r10:00000000 r9:847cfd00 r8:8027ecf4 r7:ead09e60 r6:847cfd80 r5:8514d400 [ 1333.618150][ T32] r4:00000001 [ 1333.618182][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.618224][ T32] Exception stack(0xeadedfb0 to 0xeadedff8) [ 1333.618252][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.618294][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.618333][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.618400][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.618448][ T32] r4:8506fa40 [ 1333.618631][ T32] INFO: task kworker/1:467:4346 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1333.618666][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.618748][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.618800][ T32] Call trace: [ 1333.618834][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1333.618887][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1333.618921][ T32] r4:00000000 [ 1333.618945][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.618986][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1333.619019][ T32] dd20: 9dcd9000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1333.619052][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1333.619108][ T32] dd60: 80070013 ffffffff [ 1333.619140][ T32] r5:80070013 r4:80239bb0 [ 1333.619162][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.619218][ T32] r4:82ac11e4 [ 1333.619243][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.619293][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1333.619316][ T32] r4:e044ddc0 [ 1333.619346][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.619421][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1333.619448][ T32] r4:00000000 [ 1333.619471][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.619519][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1333.619562][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.619611][ T32] r5:00001000 r4:ee5d1000 [ 1333.619639][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.619734][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.619807][ T32] r5:8495af8c r4:8495ac00 [ 1333.619892][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.632539][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1333.632577][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.632645][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.632671][ T32] r4:847a6d80 [ 1333.632692][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.632744][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1333.632767][ T32] r4:00000001 [ 1333.632788][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.632833][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) ** 1 printk messages dropped ** [ 1333.632923][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.633415][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.633800][ T32] r5:8514c800 r4:829189bc [ 1333.633823][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1333.634244][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1333.634652][ T32] r5:8522538c r4:85225000 ** 4 printk messages dropped ** [ 1333.634873][ T32] r4:847cfe00 ** 5 printk messages dropped ** [ 1333.635133][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.635787][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1333.636314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 ** 5 printk messages dropped ** [ 1333.636615][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1333.636638][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.636706][ T32] r5:00001000 r4:ee5d1000 [ 1333.636733][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.636798][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.636851][ T32] r5:8495af8c r4:8495ac00 [ 1333.636874][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.636922][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1333.636943][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.636993][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.637026][ T32] r4:847a6d80 [ 1333.637051][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.637118][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1333.637167][ T32] r4:00000001 [ 1333.637212][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.637262][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1333.637302][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.637354][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.637392][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.637425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.637449][ T32] r4:84789140 [ 1333.637469][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.637524][ T32] INFO: task kworker/0:146:4348 blocked for more than 460 seconds. [ 1333.637578][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.637620][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.637644][ T32] task:kworker/0:146 state:D stack:0 pid:4348 tgid:4348 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.637736][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.637780][ T32] Call trace: [ 1333.637836][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1333.637912][ T32] r10:829189c0 r9:eadf1d84 r8:00000002 r7:60000113 r6:eadf1d8c r5:85149800 ** 2 printk messages dropped ** [ 1333.638005][ T32] r5:85149800 r4:829189bc [ 1333.638025][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1333.638315][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1333.638706][ T32] r5:851bf78c r4:851bf400 [ 1333.638727][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.638772][ T32] r7:dddced40 r6:83018000 r5:851bf78c r4:85038280 [ 1333.638793][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.638865][ T32] r10:61c88647 r9:85149800 r8:850382ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.638894][ T32] r4:85038280 [ 1333.638915][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.638963][ T32] r10:00000000 r9:85038280 r8:8027ecf4 r7:eac31e60 r6:847cff00 r5:85149800 [ 1333.638987][ T32] r4:00000001 [ 1333.639029][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.639091][ T32] Exception stack(0xeadf1fb0 to 0xeadf1ff8) [ 1333.639134][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.639169][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.639199][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.639240][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.639267][ T32] r4:85025240 [ 1333.639496][ T32] INFO: task kworker/0:146:4348 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1333.639545][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1333.660348][ T32] Exception stack(0xe044dd20 to 0xe044dd68) ** 7 printk messages dropped ** [ 1333.660655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 ** 8 printk messages dropped ** [ 1333.661009][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1333.661428][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 ** 9 printk messages dropped ** [ 1333.661770][ T32] INFO: task kworker/1:469:4349 blocked for more than 460 seconds. ** 9 printk messages dropped ** [ 1333.662317][ T32] r5:85140000 r4:829189bc [ 1333.662358][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1333.662510][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.662724][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.663020][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1333.663389][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1333.663586][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1333.664346][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) ** 7 printk messages dropped ** [ 1333.664632][ T32] r5:80070013 r4:80239bb0 [ 1333.664677][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.664725][ T32] r4:82ac11e4 [ 1333.664746][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.664815][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1333.664843][ T32] r4:e044ddc0 [ 1333.664865][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.664912][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1333.664958][ T32] r4:00000000 [ 1333.664981][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.665051][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1333.665083][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.665129][ T32] r5:00001000 r4:ee5d1000 [ 1333.665150][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.665193][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.665235][ T32] r5:8495af8c r4:8495ac00 [ 1333.665277][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.665330][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1333.665352][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.665425][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.665454][ T32] r4:847a6d80 [ 1333.665476][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.665535][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1333.665561][ T32] r4:00000001 [ 1333.665582][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.665620][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1333.665648][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.665678][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.665706][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.665739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.665762][ T32] r4:84789140 [ 1333.665782][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.665807][ T32] INFO: task kworker/1:470:4351 blocked for more than 460 seconds. [ 1333.665836][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.665872][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.665897][ T32] task:kworker/1:470 state:D stack:0 pid:4351 tgid:4351 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.665964][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.666028][ T32] Call trace: [ 1333.666063][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1333.666120][ T32] r10:829189c0 r9:eadfdd84 r8:00000002 r7:60000013 r6:eadfdd8c r5:85150000 ** 2 printk messages dropped ** [ 1333.666292][ T32] r5:85150000 r4:829189bc ** 1 printk messages dropped ** [ 1333.666389][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1333.666693][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1333.666786][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.666832][ T32] r5:00001000 r4:e0527000 [ 1333.666853][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.666894][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.666935][ T32] r5:8522578c r4:85225400 [ 1333.666955][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.667015][ T32] r7:ddde2d40 r6:83018200 r5:8522578c r4:830cd400 [ 1333.667039][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.667095][ T32] r10:61c88647 r9:85150000 r8:830cd42c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.667129][ T32] r4:830cd400 [ 1333.667160][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.667213][ T32] r10:00000000 r9:830cd400 r8:8027ecf4 r7:eadf5e60 r6:830cd380 r5:85150000 [ 1333.667237][ T32] r4:00000001 [ 1333.667257][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.667292][ T32] Exception stack(0xeadfdfb0 to 0xeadfdff8) [ 1333.667320][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.667350][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.667388][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.667423][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.667447][ T32] r4:8506ffc0 [ 1333.667631][ T32] INFO: task kworker/1:470:4351 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1333.667666][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.667722][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1333.667967][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.668225][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1333.668639][ T32] r5:00001000 r4:ee5d1000 ** 5 printk messages dropped ** [ 1333.668884][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1333.669368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1333.669803][ T32] r10:829189c0 r9:eae01d84 r8:00000002 r7:60000013 r6:eae01d8c r5:85152400 ** 2 printk messages dropped ** [ 1333.693478][ T32] r5:85152400 r4:829189bc ** 3 printk messages dropped ** [ 1333.693657][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.693902][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d0f00 ** 9 printk messages dropped ** [ 1333.694437][ T32] r7:ddde2d40 r6:83018200 r5:85225b8c r4:8419fd80 ** 5 printk messages dropped ** [ 1333.694691][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1333.694914][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1333.695649][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1333.696417][ T32] r4:e044ddc0 ** 7 printk messages dropped ** [ 1333.696775][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1333.697228][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 ** 10 printk messages dropped ** [ 1333.697640][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1333.698098][ T32] r5:85150c00 r4:829189bc [ 1333.698119][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1333.698482][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f90c0 ** 9 printk messages dropped ** [ 1333.698890][ T32] r7:ddde2d40 r6:83018200 r5:85225f8c r4:850f8080 ** 8 printk messages dropped ** [ 1333.699301][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1333.720735][ T32] Call trace: ** 7 printk messages dropped ** [ 1333.721111][ T32] dd60: 80070013 ffffffff ** 4 printk messages dropped ** [ 1333.721300][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1333.721346][ T32] r4:e044ddc0 [ 1333.721391][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.721443][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1333.721468][ T32] r4:00000000 [ 1333.721488][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.721560][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1333.721607][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.721678][ T32] r5:00001000 r4:ee5d1000 [ 1333.721703][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.721747][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.721791][ T32] r5:8495af8c r4:8495ac00 [ 1333.721834][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.721886][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1333.721910][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.721960][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.721984][ T32] r4:847a6d80 [ 1333.722014][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.722089][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1333.722139][ T32] r4:00000001 [ 1333.722216][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.722273][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1333.722306][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.722338][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.722369][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.722401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.722447][ T32] r4:84789140 [ 1333.722476][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.722519][ T32] INFO: task kworker/1:473:4359 blocked for more than 460 seconds. [ 1333.722565][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.722601][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.722649][ T32] task:kworker/1:473 state:D stack:0 pid:4359 tgid:4359 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.722708][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.722758][ T32] Call trace: [ 1333.722794][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1333.722846][ T32] r10:829189c0 r9:ead29d84 r8:00000002 r7:60000113 r6:ead29d8c r5:85153000 [ 1333.722882][ T32] r4:85153000 [ 1333.722935][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1333.722984][ T32] r5:85153000 r4:829189bc [ 1333.723027][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.723098][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.723177][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead29e08 [ 1333.723227][ T32] r4:00000000 [ 1333.723259][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1333.723352][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.723395][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.723441][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f9280 [ 1333.723467][ T32] r4:00000000 [ 1333.723487][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.723533][ T32] r9:83018205 r8:85153000 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1333.723555][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.723597][ T32] r5:00001000 r4:e06eb000 [ 1333.723618][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.723658][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.723700][ T32] r5:8522638c r4:85226000 [ 1333.723733][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1333.723865][ T32] r10:61c88647 r9:85153000 r8:850f81ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1333.724245][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1333.725045][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.725350][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 1333.725644][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 ** 8 printk messages dropped ** [ 1333.725997][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1333.726524][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.726869][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.727132][ T32] r5:85153c00 r4:829189bc ** 2 printk messages dropped ** [ 1333.727290][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae09e08 ** 8 printk messages dropped ** [ 1333.727656][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1333.728035][ T32] r4:850f8280 ** 5 printk messages dropped ** [ 1333.728238][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1333.728714][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1333.729197][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 1333.729445][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 ** 9 printk messages dropped ** [ 1333.753966][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 ** 9 printk messages dropped ** [ 1333.754566][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.754910][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1333.755009][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1333.755076][ T32] r10:829189c0 r9:eae05d84 r8:00000002 r7:60000013 r6:eae05d8c r5:85154800 [ 1333.755103][ T32] r4:85154800 [ 1333.755146][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1333.755217][ T32] r5:85154800 r4:829189bc [ 1333.755264][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.755310][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.755362][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae05e08 [ 1333.755385][ T32] r4:00000000 [ 1333.755405][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1333.755445][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.755487][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.755534][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f96c0 [ 1333.755557][ T32] r4:00000000 [ 1333.755599][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.755674][ T32] r9:83018205 r8:85154800 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1333.755705][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.755783][ T32] r5:00001000 r4:e0727000 [ 1333.755809][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.755853][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.755896][ T32] r5:85226b8c r4:85226800 [ 1333.755917][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.755961][ T32] r7:ddde2d40 r6:83018200 r5:85226b8c r4:850f8380 [ 1333.755982][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.756032][ T32] r10:61c88647 r9:85154800 r8:850f83ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.756077][ T32] r4:850f8380 [ 1333.756102][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.756154][ T32] r10:00000000 r9:850f8380 r8:8027ecf4 r7:eadf5e60 r6:850f8400 r5:85154800 [ 1333.756178][ T32] r4:00000001 [ 1333.756219][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.756270][ T32] Exception stack(0xeae05fb0 to 0xeae05ff8) [ 1333.756303][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.756346][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.756466][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.756501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.756525][ T32] r4:850f9600 [ 1333.756886][ T32] INFO: task kworker/1:475:4363 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1333.756922][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.757004][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.757121][ T32] Call trace: [ 1333.757188][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1333.757247][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1333.757306][ T32] r4:00000000 [ 1333.757338][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.757405][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1333.757466][ T32] dd20: 9f127000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1333.757501][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1333.757548][ T32] dd60: 80070013 ffffffff [ 1333.757577][ T32] r5:80070013 r4:80239bb0 [ 1333.757599][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.757664][ T32] r4:82ac11e4 [ 1333.757689][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.757738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1333.757762][ T32] r4:e044ddc0 [ 1333.757971][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.758035][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1333.758062][ T32] r4:00000000 [ 1333.758088][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.758155][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1333.758192][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.758273][ T32] r5:00001000 r4:ee5d1000 [ 1333.758297][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.758341][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.758400][ T32] r5:8495af8c r4:8495ac00 [ 1333.758425][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.758483][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1333.758517][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.758595][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.758622][ T32] r4:847a6d80 [ 1333.758664][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.758722][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1333.758746][ T32] r4:00000001 [ 1333.758851][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.758916][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1333.758949][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.758980][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.759009][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.759041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.759064][ T32] r4:84789140 [ 1333.759089][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.759243][ T32] INFO: task kworker/1:476:4366 blocked for more than 460 seconds. [ 1333.759289][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.759353][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.759398][ T32] task:kworker/1:476 state:D stack:0 pid:4366 tgid:4366 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.759451][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.759772][ T32] r5:85155400 r4:829189bc ** 3 printk messages dropped ** [ 1333.776053][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1333.776424][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1333.777029][ T32] Exception stack(0xeae11fb0 to 0xeae11ff8) ** 13 printk messages dropped ** [ 1333.778202][ T32] Exception stack(0xe044dd20 to 0xe044dd68) ** 10 printk messages dropped ** [ 1333.778625][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1333.778694][ T32] r4:00000000 [ 1333.778742][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.778795][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1333.778818][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.778862][ T32] r5:00001000 r4:ee5d1000 [ 1333.778883][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.778924][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.778968][ T32] r5:8495af8c r4:8495ac00 [ 1333.778989][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.779036][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1333.779078][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.779134][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.779178][ T32] r4:847a6d80 [ 1333.779204][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.779264][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1333.779291][ T32] r4:00000001 [ 1333.779371][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.779416][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1333.779446][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1333.779537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1333.793191][ T32] r5:85156000 r4:829189bc ** 3 printk messages dropped ** [ 1333.793368][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1333.793716][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 17 printk messages dropped ** [ 1333.794509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 18 printk messages dropped ** [ 1333.795785][ T32] r4:e044ddc0 ** 9 printk messages dropped ** [ 1333.796248][ T32] r5:8495af8c r4:8495ac00 ** 1 printk messages dropped ** [ 1333.796363][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1333.796385][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.796459][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.796486][ T32] r4:847a6d80 [ 1333.796507][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.796599][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1333.796649][ T32] r4:00000001 [ 1333.796673][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.796711][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1333.796761][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.796795][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.796826][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.796858][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.796881][ T32] r4:84789140 [ 1333.797088][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.797183][ T32] INFO: task kworker/1:478:4368 blocked for more than 460 seconds. ** 9 printk messages dropped ** [ 1333.797879][ T32] r5:85156c00 r4:829189bc ** 3 printk messages dropped ** [ 1333.798056][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1333.798556][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1333.798703][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.798749][ T32] r7:ddde2d40 r6:83018200 r5:8523078c r4:850f8680 [ 1333.798770][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.798821][ T32] r10:61c88647 r9:85156c00 r8:850f86ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.798846][ T32] r4:850f8680 [ 1333.798866][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.798914][ T32] r10:00000000 r9:850f8680 r8:8027ecf4 r7:eadf5e60 r6:850f8700 r5:85156c00 ** 4 printk messages dropped ** [ 1333.799229][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1333.820794][ T32] r4:82ac11e4 ** 10 printk messages dropped ** [ 1333.821273][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 16 printk messages dropped ** [ 1333.822201][ T32] r4:84789140 ** 9 printk messages dropped ** [ 1333.822863][ T32] r4:8514ec00 ** 1 printk messages dropped ** [ 1333.822955][ T32] r5:8514ec00 r4:829189bc ** 6 printk messages dropped ** [ 1333.823294][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1333.823852][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1333.824427][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1333.824514][ T32] r4:850f9b40 [ 1333.824935][ T32] INFO: task kworker/1:479:4370 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1333.824980][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.825129][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.825176][ T32] Call trace: [ 1333.825229][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1333.825334][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1333.825380][ T32] r4:00000000 [ 1333.825404][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.825448][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1333.825482][ T32] dd20: 9fd5e000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1333.825535][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1333.825564][ T32] dd60: 80070013 ffffffff [ 1333.825590][ T32] r5:80070013 r4:80239bb0 [ 1333.825612][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.825656][ T32] r4:82ac11e4 [ 1333.825677][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.825724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1333.825748][ T32] r4:e044ddc0 [ 1333.825768][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.825815][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1333.825862][ T32] r4:00000000 [ 1333.825887][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.825980][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1333.826007][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.826053][ T32] r5:00001000 r4:ee5d1000 [ 1333.826082][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1333.826285][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1333.826706][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.827252][ T32] task:kworker/1:480 state:D stack:0 pid:4372 tgid:4372 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1333.827775][ T32] r5:83b51800 r4:829189bc ** 1 printk messages dropped ** [ 1333.827844][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1333.828348][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1333.829014][ T32] Exception stack(0xeae21fb0 to 0xeae21ff8) ** 7 printk messages dropped ** [ 1333.829507][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1333.852683][ T32] dd60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1333.852972][ T32] r4:e044ddc0 ** 4 printk messages dropped ** [ 1333.853189][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 ** 9 printk messages dropped ** [ 1333.853746][ T32] r4:847a6d80 ** 6 printk messages dropped ** [ 1333.854145][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.854557][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.854930][ T32] r5:85260c00 r4:829189bc ** 2 printk messages dropped ** [ 1333.855051][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae29e08 ** 8 printk messages dropped ** [ 1333.855446][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 17 printk messages dropped ** [ 1333.856261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 18 printk messages dropped ** [ 1333.858188][ T32] r4:e044ddc0 ** 10 printk messages dropped ** [ 1333.858749][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1333.858988][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1333.859013][ T32] r4:00000001 [ 1333.859119][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.859163][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1333.859239][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.859298][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.859345][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.859380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.859404][ T32] r4:84789140 [ 1333.859429][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.859456][ T32] INFO: task kworker/1:481:4375 blocked for more than 460 seconds. [ 1333.859485][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.859554][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.859580][ T32] task:kworker/1:481 state:D stack:0 pid:4375 tgid:4375 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.859652][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.859707][ T32] Call trace: [ 1333.859883][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1333.879528][ T32] r10:829189c0 r9:eae2dd84 r8:00000002 r7:60000013 r6:eae2dd8c r5:85260000 [ 1333.879602][ T32] r4:85260000 [ 1333.879651][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1333.879722][ T32] r5:85260000 r4:829189bc [ 1333.879786][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.879851][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.880695][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae2de08 [ 1333.880733][ T32] r4:00000000 [ 1333.880756][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1333.880809][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.880852][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.880909][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a5180 [ 1333.880937][ T32] r4:00000000 [ 1333.881024][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.881104][ T32] r9:83018205 r8:85260000 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1333.881132][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1333.881356][ T32] r5:8523038c r4:85230000 ** 10 printk messages dropped ** [ 1333.881881][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1333.883192][ T32] r5:80070013 r4:80239bb0 ** 11 printk messages dropped ** [ 1333.883805][ T32] r5:00001000 r4:ee5d1000 ** 10 printk messages dropped ** [ 1333.884328][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1333.884756][ T32] INFO: task kworker/0:148:4378 blocked for more than 460 seconds. ** 13 printk messages dropped ** [ 1333.885739][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1333.886013][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 15 printk messages dropped ** [ 1333.886878][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1333.887422][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.887484][ T32] Call trace: [ 1333.887559][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1333.887637][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1333.887667][ T32] r4:00000000 [ 1333.887708][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.887765][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1333.887823][ T32] dd20: a04d3000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1333.887859][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1333.887885][ T32] dd60: 80070013 ffffffff [ 1333.887910][ T32] r5:80070013 r4:80239bb0 [ 1333.887975][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.888023][ T32] r4:82ac11e4 [ 1333.888059][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.888115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1333.888139][ T32] r4:e044ddc0 [ 1333.888159][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.888232][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1333.888293][ T32] r4:00000000 [ 1333.888328][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.888381][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1333.888404][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.888448][ T32] r5:00001000 r4:ee5d1000 [ 1333.888492][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1333.888540][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.888628][ T32] r5:8495af8c r4:8495ac00 [ 1333.888652][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.888763][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1333.888788][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.888839][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.888862][ T32] r4:847a6d80 [ 1333.888881][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 13 printk messages dropped ** [ 1333.889496][ T32] task:kworker/1:482 state:D stack:0 pid:4379 tgid:4379 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1333.920719][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1333.921272][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1333.922021][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.922053][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.922084][ T32] r4:851a5280 [ 1333.922519][ T32] INFO: task kworker/1:482:4379 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1333.922564][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.922654][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.922701][ T32] Call trace: [ 1333.922743][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1333.922802][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1333.922837][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1333.922903][ T32] Exception stack(0xe044dd20 to 0xe044dd68) ** 7 printk messages dropped ** [ 1333.923239][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 ** 14 printk messages dropped ** [ 1333.923963][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 18 printk messages dropped ** [ 1333.924840][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1333.924986][ T32] r5:8418bc00 r4:829189bc ** 3 printk messages dropped ** [ 1333.925274][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.925526][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1333.925963][ T32] r7:ddde2d40 r6:83018200 r5:8523138c r4:850f8c80 ** 7 printk messages dropped ** [ 1333.926338][ T32] Exception stack(0xeae1dfb0 to 0xeae1dff8) ** 5 printk messages dropped ** [ 1333.926895][ T32] INFO: task kworker/1:483:4381 is blocked on a mutex likely owned by task kworker/1:209:3661. ** 11 printk messages dropped ** [ 1333.927433][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 1333.927656][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 ** 9 printk messages dropped ** [ 1333.928098][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 ** 8 printk messages dropped ** [ 1333.928831][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1333.929138][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1333.929592][ T32] r5:85263c00 r4:829189bc [ 1333.929615][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1333.950369][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1333.950797][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1333.950850][ T32] r7:ddde2d40 r6:83018200 r5:85230f8c r4:850f8d00 [ 1333.950894][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1333.950949][ T32] r10:61c88647 r9:85263c00 r8:850f8d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.950974][ T32] r4:850f8d00 [ 1333.951012][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.951093][ T32] r10:00000000 r9:850f8d00 r8:8027ecf4 r7:eae1de60 r6:850f8d80 r5:85263c00 [ 1333.951122][ T32] r4:00000001 [ 1333.951153][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.951196][ T32] Exception stack(0xeae39fb0 to 0xeae39ff8) [ 1333.951249][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.951285][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.951316][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.951354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.951398][ T32] r4:851a5440 [ 1333.951836][ T32] INFO: task kworker/1:484:4383 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1333.951884][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.951961][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.952007][ T32] Call trace: [ 1333.952112][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1333.952173][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1333.952199][ T32] r4:00000000 [ 1333.952219][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.952276][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1333.952334][ T32] dd20: a0e72000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1333.952369][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1333.952397][ T32] dd60: 80070013 ffffffff [ 1333.952423][ T32] r5:80070013 r4:80239bb0 [ 1333.952444][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.952530][ T32] r4:82ac11e4 [ 1333.952557][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.952606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1333.952650][ T32] r4:e044ddc0 [ 1333.952675][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1333.952723][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1333.952748][ T32] r4:00000000 [ 1333.952769][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1333.952816][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1333.952839][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1333.952896][ T32] r5:00001000 r4:ee5d1000 [ 1333.952920][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1333.953074][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 ** 14 printk messages dropped ** [ 1333.953744][ T32] INFO: task kworker/0:149:4387 blocked for more than 460 seconds. ** 9 printk messages dropped ** [ 1333.954283][ T32] r5:85265400 r4:829189bc ** 8 printk messages dropped ** [ 1333.954699][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1333.955195][ T32] r10:61c88647 r9:85265400 r8:8503862c r7:82804d40 r6:dddced40 r5:dddced60 ** 18 printk messages dropped ** [ 1333.956476][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 16 printk messages dropped ** [ 1333.957180][ T32] r5:00001000 r4:ee5d1000 ** 7 printk messages dropped ** [ 1333.957482][ T32] r4:847a6d80 [ 1333.957507][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1333.957581][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1333.957631][ T32] r4:00000001 [ 1333.957677][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.957739][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1333.957785][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.957819][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.957848][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.957880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.957929][ T32] r4:84789140 [ 1333.957953][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.957980][ T32] INFO: task kworker/1:485:4389 blocked for more than 460 seconds. [ 1333.958009][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.958054][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.958085][ T32] task:kworker/1:485 state:D stack:0 pid:4389 tgid:4389 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.958134][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.958263][ T32] Call trace: [ 1333.958301][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1333.958374][ T32] r10:829189c0 r9:eae41d84 r8:00000002 r7:60000013 r6:eae41d8c r5:85262400 [ 1333.958424][ T32] r4:85262400 [ 1333.958450][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1333.958496][ T32] r5:85262400 r4:829189bc [ 1333.958558][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.958605][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1333.958922][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1333.959348][ T32] r10:61c88647 r9:85262400 r8:850f8eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 17 printk messages dropped ** [ 1333.991221][ T32] r4:00000000 ** 12 printk messages dropped ** [ 1333.991733][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 ** 19 printk messages dropped ** [ 1333.992709][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1333.992888][ T32] r4:84789140 [ 1333.992915][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.992959][ T32] INFO: task kworker/1:486:4391 blocked for more than 460 seconds. [ 1333.992996][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.993023][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.993045][ T32] task:kworker/1:486 state:D stack:0 pid:4391 tgid:4391 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.993176][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.993526][ T32] r5:85266000 r4:829189bc ** 3 printk messages dropped ** [ 1333.993783][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1333.994318][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 16 printk messages dropped ** [ 1333.995064][ T32] r4:851a5b80 ** 12 printk messages dropped ** [ 1333.995959][ T32] r5:80070013 r4:80239bb0 ** 12 printk messages dropped ** [ 1333.996680][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 19 printk messages dropped ** [ 1333.997539][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1333.997952][ T32] r5:85266c00 r4:829189bc ** 9 printk messages dropped ** [ 1333.998392][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 16 printk messages dropped ** [ 1333.999116][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1333.999213][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.999247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1333.999271][ T32] r4:851a5c80 [ 1333.999461][ T32] INFO: task kworker/1:487:4394 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1333.999497][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.999583][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.999653][ T32] Call trace: [ 1333.999685][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1333.999741][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1333.999766][ T32] r4:00000000 [ 1333.999787][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.999836][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1334.018687][ T32] dd20: a197d000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1334.018774][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1334.018805][ T32] dd60: 80070013 ffffffff [ 1334.018834][ T32] r5:80070013 r4:80239bb0 [ 1334.018859][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.018924][ T32] r4:82ac11e4 [ 1334.018977][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.019033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1334.019059][ T32] r4:e044ddc0 ** 6 printk messages dropped ** [ 1334.019346][ T32] r5:00001000 r4:ee5d1000 ** 10 printk messages dropped ** [ 1334.019780][ T32] r4:00000001 ** 11 printk messages dropped ** [ 1334.030734][ T32] task:kworker/1:488 state:D stack:0 pid:4395 tgid:4395 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1334.031284][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1334.031716][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1334.032777][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 26 printk messages dropped ** [ 1334.034129][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 16 printk messages dropped ** [ 1334.034807][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1334.035230][ T32] r5:8418e000 r4:829189bc ** 8 printk messages dropped ** [ 1334.035739][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1334.036341][ T32] r10:61c88647 r9:8418e000 r8:8519722c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 14 printk messages dropped ** [ 1334.037143][ T32] Call trace: ** 13 printk messages dropped ** [ 1334.037758][ T32] r4:e044ddc0 ** 4 printk messages dropped ** [ 1334.037951][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1334.038020][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.038128][ T32] r5:00001000 r4:ee5d1000 [ 1334.038162][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.038275][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.038335][ T32] r5:8495af8c r4:8495ac00 [ 1334.038357][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.038405][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1334.038449][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.038534][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.038559][ T32] r4:847a6d80 [ 1334.038592][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.038656][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1334.038680][ T32] r4:00000001 [ 1334.038701][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.038738][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1334.038767][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.038797][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.038836][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.038895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.038924][ T32] r4:84789140 [ 1334.038945][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.038985][ T32] INFO: task kworker/1:490:4399 blocked for more than 460 seconds. [ 1334.039027][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.039090][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.039116][ T32] task:kworker/1:490 state:D stack:0 pid:4399 tgid:4399 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.039164][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.039227][ T32] Call trace: [ 1334.039303][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1334.039365][ T32] r10:829189c0 r9:eae51d84 r8:00000002 r7:60000013 r6:eae51d8c r5:85264800 ** 2 printk messages dropped ** [ 1334.039506][ T32] r5:85264800 r4:829189bc [ 1334.039549][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.039596][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.039647][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae51e08 [ 1334.039671][ T32] r4:00000000 [ 1334.039715][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1334.039761][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1334.052890][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 17 printk messages dropped ** [ 1334.054246][ T32] Call trace: ** 12 printk messages dropped ** [ 1334.054896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 ** 15 printk messages dropped ** [ 1334.055733][ T32] r4:847a6d80 ** 11 printk messages dropped ** [ 1334.056193][ T32] INFO: task kworker/1:491:4400 blocked for more than 460 seconds. ** 9 printk messages dropped ** [ 1334.056548][ T32] r5:85151800 r4:829189bc ** 11 printk messages dropped ** [ 1334.057069][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 17 printk messages dropped ** [ 1334.057836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 18 printk messages dropped ** [ 1334.059061][ T32] r4:e044ddc0 ** 9 printk messages dropped ** [ 1334.059517][ T32] r5:8495af8c r4:8495ac00 ** 6 printk messages dropped ** [ 1334.080341][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1334.080387][ T32] r4:00000001 [ 1334.080411][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.080469][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1334.080524][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.080586][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.080620][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.080655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.080680][ T32] r4:84789140 [ 1334.080726][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.080787][ T32] INFO: task kworker/0:150:4402 blocked for more than 460 seconds. [ 1334.080826][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.080854][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.080900][ T32] task:kworker/0:150 state:D stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.080965][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.081045][ T32] Call trace: [ 1334.081126][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1334.081185][ T32] r10:829189c0 r9:eae61d84 r8:00000002 r7:60000113 r6:eae61d8c r5:85268000 [ 1334.081210][ T32] r4:85268000 [ 1334.081243][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1334.081293][ T32] r5:85268000 r4:829189bc [ 1334.081314][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.081358][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.081408][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae61e08 [ 1334.081431][ T32] r4:00000000 [ 1334.081451][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1334.081490][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 13 printk messages dropped ** [ 1334.082148][ T32] r10:61c88647 r9:85268000 r8:850385ac r7:82804d40 r6:dddced40 r5:dddced60 ** 18 printk messages dropped ** [ 1334.083214][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 16 printk messages dropped ** [ 1334.083853][ T32] r5:00001000 r4:ee5d1000 ** 10 printk messages dropped ** [ 1334.084460][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1334.084844][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1334.085351][ T32] r5:85268c00 r4:829189bc ** 8 printk messages dropped ** [ 1334.085759][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1334.086228][ T32] r7:ddde2d40 r6:83018200 r5:8523338c r4:85197500 ** 14 printk messages dropped ** [ 1334.086986][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 25 printk messages dropped ** [ 1334.088120][ T32] r5:8495af8c r4:8495ac00 ** 10 printk messages dropped ** [ 1334.088643][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1334.089183][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1334.089266][ T32] r10:829189c0 r9:eae81d84 r8:00000002 r7:60000113 r6:eae81d8c r5:8526a400 [ 1334.089295][ T32] r4:8526a400 [ 1334.089333][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1334.089401][ T32] r5:8526a400 r4:829189bc [ 1334.089429][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.089494][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.089549][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae81e08 [ 1334.089573][ T32] r4:00000000 [ 1334.089625][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1334.089670][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.089726][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.089775][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851ed100 [ 1334.089799][ T32] r4:00000000 [ 1334.089825][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.114364][ T32] r9:83018205 r8:8526a400 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1334.114419][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.114489][ T32] r5:00001000 r4:dfee1000 [ 1334.114524][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.114593][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.114660][ T32] r5:8523c78c r4:8523c400 [ 1334.114687][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.114738][ T32] r7:ddde2d40 r6:83018200 r5:8523c78c r4:85197600 [ 1334.114760][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.114810][ T32] r10:61c88647 r9:8526a400 r8:8519762c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.114834][ T32] r4:85197600 [ 1334.114881][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.114945][ T32] r10:00000000 r9:85197600 r8:8027ecf4 r7:eae75e60 r6:85197680 r5:8526a400 [ 1334.114970][ T32] r4:00000001 [ 1334.114990][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.115029][ T32] Exception stack(0xeae81fb0 to 0xeae81ff8) ** 2 printk messages dropped ** [ 1334.115144][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 19 printk messages dropped ** [ 1334.116401][ T32] r4:e044ddc0 ** 9 printk messages dropped ** [ 1334.116802][ T32] r5:8495af8c r4:8495ac00 ** 10 printk messages dropped ** [ 1334.117260][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1334.118061][ T32] r5:8526b000 r4:829189bc ** 7 printk messages dropped ** [ 1334.118422][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a77c0 [ 1334.118469][ T32] r4:00000000 [ 1334.118493][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.118540][ T32] r9:83018205 r8:8526b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1334.118587][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.118663][ T32] r5:00001000 r4:ead2b000 [ 1334.118687][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.118731][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.118773][ T32] r5:8523378c r4:85233400 [ 1334.118793][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.118839][ T32] r7:ddde2d40 r6:83018200 r5:8523378c r4:85197700 [ 1334.118860][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.118909][ T32] r10:61c88647 r9:8526b000 r8:8519772c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1334.119285][ T32] r4:851a75c0 ** 7 printk messages dropped ** [ 1334.119874][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.135730][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1334.135826][ T32] dd20: a2d90000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 ** 3 printk messages dropped ** [ 1334.135955][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 19 printk messages dropped ** [ 1334.136942][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 16 printk messages dropped ** [ 1334.137762][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1334.138110][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1334.138710][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 14 printk messages dropped ** [ 1334.139243][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 17 printk messages dropped ** [ 1334.153211][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 19 printk messages dropped ** [ 1334.154047][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1334.154434][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1334.154820][ T32] r5:85269800 r4:829189bc ** 10 printk messages dropped ** [ 1334.155386][ T32] r9:83018205 r8:85269800 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 ** 8 printk messages dropped ** [ 1334.155805][ T32] r10:61c88647 r9:85269800 r8:8519792c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.155854][ T32] r4:85197900 [ 1334.155915][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.155968][ T32] r10:00000000 r9:85197900 r8:8027ecf4 r7:eae81e60 r6:85197980 r5:85269800 [ 1334.155992][ T32] r4:00000001 [ 1334.156035][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.156109][ T32] Exception stack(0xeae95fb0 to 0xeae95ff8) [ 1334.156143][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.156185][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.156218][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.156272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.156300][ T32] r4:851a7700 [ 1334.156645][ T32] INFO: task kworker/1:496:4411 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1334.156683][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.156742][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.156784][ T32] Call trace: [ 1334.156814][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1334.156879][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1334.156908][ T32] r4:00000000 [ 1334.156929][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.156991][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1334.157050][ T32] dd20: a30a2000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1334.157111][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1334.157143][ T32] dd60: 80070013 ffffffff [ 1334.157169][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 1334.157326][ T32] r4:e044ddc0 ** 9 printk messages dropped ** [ 1334.157756][ T32] r5:8495af8c r4:8495ac00 ** 11 printk messages dropped ** [ 1334.158208][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1334.158850][ T32] r5:8526e000 r4:829189bc ** 3 printk messages dropped ** [ 1334.159008][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1334.159424][ T32] r5:00001000 r4:dfc47000 ** 10 printk messages dropped ** [ 1334.178335][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1334.179022][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 25 printk messages dropped ** [ 1334.185097][ T32] r5:8495af8c r4:8495ac00 ** 11 printk messages dropped ** [ 1334.185738][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1334.185930][ T32] r4:84789140 [ 1334.185954][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.185985][ T32] INFO: task kworker/1:498:4417 blocked for more than 460 seconds. [ 1334.186041][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.186111][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.186162][ T32] task:kworker/1:498 state:D stack:0 pid:4417 tgid:4417 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.186304][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.186352][ T32] Call trace: [ 1334.186384][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1334.186452][ T32] r10:829189c0 r9:eae91d84 r8:00000002 r7:60000113 r6:eae91d8c r5:8526d400 [ 1334.186513][ T32] r4:8526d400 [ 1334.186538][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1334.186586][ T32] r5:8526d400 r4:829189bc [ 1334.186642][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.186691][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1334.187254][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 13 printk messages dropped ** [ 1334.187892][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.187923][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.187978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.188021][ T32] r4:851a7dc0 [ 1334.188356][ T32] INFO: task kworker/1:498:4417 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1334.188425][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.188489][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.188546][ T32] Call trace: [ 1334.188600][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1334.188667][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1334.188715][ T32] r4:00000000 [ 1334.188746][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.188890][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1334.188938][ T32] dd20: a355c000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 ** 9 printk messages dropped ** [ 1334.189325][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 ** 17 printk messages dropped ** [ 1334.202281][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) ** 12 printk messages dropped ** [ 1334.202886][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1334.203058][ T32] r5:8526ec00 r4:829189bc ** 6 printk messages dropped ** [ 1334.203360][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1334.203817][ T32] r7:dddced40 r6:83018000 r5:851cd38c r4:85038680 ** 12 printk messages dropped ** [ 1334.204309][ T32] r4:851f1480 ** 8 printk messages dropped ** [ 1334.205298][ T32] Exception stack(0xe044dd20 to 0xe044dd68) ** 11 printk messages dropped ** [ 1334.205826][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1334.206384][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 3 printk messages dropped ** [ 1334.206528][ T32] r4:00000001 [ 1334.206549][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.206591][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1334.206631][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.206667][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.206696][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.206728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.206751][ T32] r4:84789140 [ 1334.206772][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.206798][ T32] INFO: task kworker/0:152:4420 blocked for more than 460 seconds. [ 1334.206865][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.206894][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.206915][ T32] task:kworker/0:152 state:D stack:0 pid:4420 tgid:4420 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.207014][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.207111][ T32] Call trace: [ 1334.207171][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1334.207223][ T32] r10:829189c0 r9:eae99d84 r8:00000002 r7:60000113 r6:eae99d8c r5:8418ec00 [ 1334.207247][ T32] r4:8418ec00 [ 1334.207267][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1334.207309][ T32] r5:8418ec00 r4:829189bc [ 1334.207329][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.207370][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1334.207947][ T32] r5:851ce38c r4:851ce000 ** 9 printk messages dropped ** [ 1334.208395][ T32] Exception stack(0xeae99fb0 to 0xeae99ff8) ** 12 printk messages dropped ** [ 1334.209120][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 16 printk messages dropped ** [ 1334.209788][ T32] r5:00001000 r4:ee5d1000 ** 12 printk messages dropped ** [ 1334.233810][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) ** 10 printk messages dropped ** [ 1334.234486][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1334.235238][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaea1e08 ** 14 printk messages dropped ** [ 1334.235975][ T32] r7:dddced40 r6:83018000 r5:851cd78c r4:85038800 ** 13 printk messages dropped ** [ 1334.236912][ T32] INFO: task kworker/0:153:4422 is blocked on a mutex likely owned by task kworker/1:209:3661. ** 21 printk messages dropped ** [ 1334.237878][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 ** 18 printk messages dropped ** [ 1334.238907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 14 printk messages dropped ** [ 1334.239698][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1334.263279][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.263363][ T32] r5:00001000 r4:dff7b000 [ 1334.263389][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.263459][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.263507][ T32] r5:8523cf8c r4:8523cc00 [ 1334.263529][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.263609][ T32] r7:ddde2d40 r6:83018200 r5:8523cf8c r4:85197c80 [ 1334.263665][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.263719][ T32] r10:61c88647 r9:84188c00 r8:85197cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.263744][ T32] r4:85197c80 [ 1334.263797][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.263851][ T32] r10:00000000 r9:85197c80 r8:8027ecf4 r7:eae91e60 r6:85038900 r5:84188c00 [ 1334.263876][ T32] r4:00000001 [ 1334.263896][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.263935][ T32] Exception stack(0xeaeb1fb0 to 0xeaeb1ff8) [ 1334.264000][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.264033][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.264061][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.264100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.264125][ T32] r4:851ed040 [ 1334.264537][ T32] INFO: task kworker/1:499:4424 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1334.264612][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1334.265402][ T32] r4:e044ddc0 ** 11 printk messages dropped ** [ 1334.265978][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 ** 17 printk messages dropped ** [ 1334.266748][ T32] task:kworker/1:500 state:D stack:0 pid:4427 tgid:4427 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1334.267516][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1334.267984][ T32] r10:61c88647 r9:848c0c00 r8:85197d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 21 printk messages dropped ** [ 1334.269245][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 ** 16 printk messages dropped ** [ 1334.279010][ T32] r5:8495af8c r4:8495ac00 [ 1334.279059][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.279118][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1334.279186][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.279242][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.279282][ T32] r4:847a6d80 [ 1334.279315][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.279443][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1334.279473][ T32] r4:00000001 [ 1334.279494][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.279555][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1334.279592][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.279624][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.279654][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.279686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.279732][ T32] r4:84789140 [ 1334.279760][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.279791][ T32] INFO: task kworker/1:501:4428 blocked for more than 460 seconds. [ 1334.279832][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.292095][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.292199][ T32] task:kworker/1:501 state:D stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.292274][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.292551][ T32] r5:84946c00 r4:829189bc ** 2 printk messages dropped ** [ 1334.292718][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaec5e08 ** 17 printk messages dropped ** [ 1334.293462][ T32] r4:85197d80 ** 11 printk messages dropped ** [ 1334.294388][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 24 printk messages dropped ** [ 1334.295643][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1334.296390][ T32] INFO: task kworker/1:502:4430 blocked for more than 460 seconds. ** 11 printk messages dropped ** [ 1334.296907][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 17 printk messages dropped ** [ 1334.297681][ T32] r10:61c88647 r9:8418b000 r8:85197e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 17 printk messages dropped ** [ 1334.298702][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.298923][ T32] r5:80070013 r4:80239bb0 [ 1334.298966][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.299014][ T32] r4:82ac11e4 [ 1334.299037][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.299090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1334.299116][ T32] r4:e044ddc0 [ 1334.299136][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.299183][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1334.299216][ T32] r4:00000000 [ 1334.299260][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.299333][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1334.299360][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.299427][ T32] r5:00001000 r4:ee5d1000 [ 1334.299452][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.299496][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.299539][ T32] r5:8495af8c r4:8495ac00 [ 1334.299559][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.299606][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1334.299668][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.299760][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.299808][ T32] r4:847a6d80 [ 1334.299914][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.322336][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1334.322412][ T32] r4:00000001 [ 1334.322442][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1334.322602][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1334.323356][ T32] r5:84189800 r4:829189bc ** 6 printk messages dropped ** [ 1334.323692][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 13 printk messages dropped ** [ 1334.324417][ T32] r4:85197e80 ** 9 printk messages dropped ** [ 1334.324814][ T32] r4:851ed480 ** 8 printk messages dropped ** [ 1334.325622][ T32] Exception stack(0xe044dd20 to 0xe044dd68) ** 13 printk messages dropped ** [ 1334.326155][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 ** 14 printk messages dropped ** [ 1334.326730][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) ** 10 printk messages dropped ** [ 1334.327236][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.327537][ T32] r5:84298c00 r4:829189bc [ 1334.327583][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.327638][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.327713][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaee1e08 [ 1334.327739][ T32] r4:00000000 [ 1334.327760][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1334.327823][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.327866][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.327914][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851ed900 [ 1334.327954][ T32] r4:00000000 [ 1334.327980][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.328028][ T32] r9:83018205 r8:84298c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1334.328050][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.328099][ T32] r5:00001000 r4:e06a9000 [ 1334.328143][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.328189][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.328253][ T32] r5:8523df8c r4:8523dc00 ** 7 printk messages dropped ** [ 1334.328538][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1334.329177][ T32] Workqueue: events bpf_prog_free_deferred ** 16 printk messages dropped ** [ 1334.344390][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 ** 19 printk messages dropped ** [ 1334.345339][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1334.346034][ T32] r5:84298000 r4:829189bc ** 3 printk messages dropped ** [ 1334.346228][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1334.346578][ T32] r5:00001000 r4:e06cf000 ** 10 printk messages dropped ** [ 1334.347023][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1334.347735][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1334.348219][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1334.348682][ T32] r5:00001000 r4:ee5d1000 ** 4 printk messages dropped ** [ 1334.348883][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 ** 5 printk messages dropped ** [ 1334.349122][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1334.349352][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 8 printk messages dropped ** [ 1334.349698][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1334.367357][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1334.367753][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.367804][ T32] r5:00001000 r4:e8957000 [ 1334.367850][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.367907][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.367965][ T32] r5:8523e78c r4:8523e400 [ 1334.367988][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.368049][ T32] r7:ddde2d40 r6:83018200 r5:8523e78c r4:851f8000 [ 1334.368083][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.368150][ T32] r10:61c88647 r9:85270c00 r8:851f802c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.368177][ T32] r4:851f8000 [ 1334.368198][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.368250][ T32] r10:00000000 r9:851f8000 r8:8027ecf4 r7:eaec1e60 r6:851f8080 r5:85270c00 [ 1334.368299][ T32] r4:00000001 [ 1334.368331][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.368372][ T32] Exception stack(0xeaea9fb0 to 0xeaea9ff8) [ 1334.368426][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.368462][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.368491][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.368547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.368596][ T32] r4:851ed8c0 [ 1334.369010][ T32] INFO: task kworker/1:506:4438 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1334.369065][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.369217][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.369301][ T32] Call trace: [ 1334.369339][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1334.369394][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1334.369424][ T32] r4:00000000 [ 1334.369456][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.369521][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1334.369558][ T32] dd20: a58e5000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1334.369606][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1334.369634][ T32] dd60: 80070013 ffffffff [ 1334.369659][ T32] r5:80070013 r4:80239bb0 [ 1334.369710][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.369758][ T32] r4:82ac11e4 [ 1334.369800][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.369971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1334.374574][ T32] r4:e044ddc0 [ 1334.374616][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.374682][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1334.374729][ T32] r4:00000000 [ 1334.374755][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.374807][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1334.374854][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.374904][ T32] r5:00001000 r4:ee5d1000 [ 1334.374926][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.375001][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.375049][ T32] r5:8495af8c r4:8495ac00 [ 1334.375098][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.375172][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1334.375207][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.375294][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.375321][ T32] r4:847a6d80 [ 1334.375344][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.375395][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1334.375419][ T32] r4:00000001 [ 1334.375439][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.375502][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1334.375558][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.375594][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.375624][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.375673][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.375722][ T32] r4:84789140 [ 1334.375758][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.375801][ T32] INFO: task kworker/1:507:4441 blocked for more than 460 seconds. [ 1334.375868][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.375921][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.375978][ T32] task:kworker/1:507 state:D stack:0 pid:4441 tgid:4441 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.376039][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.376148][ T32] Call trace: [ 1334.376204][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1334.376286][ T32] r10:829189c0 r9:eaf05d84 r8:00000002 r7:60000113 r6:eaf05d8c r5:85271800 [ 1334.376323][ T32] r4:85271800 [ 1334.376347][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1334.376393][ T32] r5:85271800 r4:829189bc [ 1334.376414][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1334.376530][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1334.376788][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.377091][ T32] r5:8523eb8c r4:8523e800 ** 4 printk messages dropped ** [ 1334.377316][ T32] r4:851f8100 ** 6 printk messages dropped ** [ 1334.377527][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1334.378213][ T32] Call trace: ** 3 printk messages dropped ** [ 1334.378377][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.378445][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1334.378482][ T32] dd20: a58e5000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1334.378514][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1334.378561][ T32] dd60: 80070013 ffffffff [ 1334.378591][ T32] r5:80070013 r4:80239bb0 [ 1334.378627][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.378675][ T32] r4:82ac11e4 [ 1334.378697][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.378744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1334.378778][ T32] r4:e044ddc0 [ 1334.378802][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.378850][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1334.378873][ T32] r4:00000000 [ 1334.378893][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.378939][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1334.378981][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.379039][ T32] r5:00001000 r4:ee5d1000 [ 1334.379063][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.379113][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.379180][ T32] r5:8495af8c r4:8495ac00 [ 1334.379204][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.379253][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1334.379275][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.379333][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.379381][ T32] r4:847a6d80 [ 1334.379405][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.379482][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1334.379532][ T32] r4:00000001 [ 1334.379565][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.379614][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1334.379646][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.379699][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.379731][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1334.379861][ T32] INFO: task kworker/0:154:4443 blocked for more than 460 seconds. [ 1334.397169][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.397282][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.397336][ T32] task:kworker/0:154 state:D stack:0 pid:4443 tgid:4443 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.397405][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.397493][ T32] Call trace: [ 1334.397554][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1334.397622][ T32] r10:829189c0 r9:eaf01d84 r8:00000002 r7:60000113 r6:eaf01d8c r5:84299800 [ 1334.397649][ T32] r4:84299800 [ 1334.397670][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1334.397715][ T32] r5:84299800 r4:829189bc [ 1334.397735][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.397799][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.397876][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf01e08 [ 1334.397904][ T32] r4:00000000 [ 1334.397926][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1334.397979][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.398042][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.398098][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f9bc0 [ 1334.398146][ T32] r4:00000000 [ 1334.398184][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1334.398282][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1334.398676][ T32] r4:85038c80 ** 6 printk messages dropped ** [ 1334.398931][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1334.399605][ T32] Call trace: ** 6 printk messages dropped ** [ 1334.399957][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1334.410929][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.411190][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1334.411521][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 ** 9 printk messages dropped ** [ 1334.411832][ T32] INFO: task kworker/1:508:4445 blocked for more than 460 seconds. ** 7 printk messages dropped ** [ 1334.412173][ T32] r4:8429b000 ** 1 printk messages dropped ** [ 1334.412252][ T32] r5:8429b000 r4:829189bc ** 3 printk messages dropped ** [ 1334.412424][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.412587][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f3040 ** 9 printk messages dropped ** [ 1334.412953][ T32] r7:ddde2d40 r6:83018200 r5:8523f78c r4:851f8200 ** 7 printk messages dropped ** [ 1334.413362][ T32] Exception stack(0xeaf09fb0 to 0xeaf09ff8) ** 6 printk messages dropped ** [ 1334.413998][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1334.414763][ T32] r4:e044ddc0 ** 4 printk messages dropped ** [ 1334.414978][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 ** 8 printk messages dropped ** [ 1334.415416][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1334.415814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1334.416296][ T32] r4:8429bc00 ** 1 printk messages dropped ** [ 1334.416359][ T32] r5:8429bc00 r4:829189bc [ 1334.416421][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.416466][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.416555][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf0de08 [ 1334.416582][ T32] r4:00000000 [ 1334.416625][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1334.416670][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.416713][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.416782][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f3380 [ 1334.416811][ T32] r4:00000000 [ 1334.416840][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.416899][ T32] r9:83018205 r8:8429bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1334.416924][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.416978][ T32] r5:00001000 r4:eabb5000 [ 1334.416999][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.417043][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.417092][ T32] r5:8523ff8c r4:8523fc00 [ 1334.417112][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.417156][ T32] r7:ddde2d40 r6:83018200 r5:8523ff8c r4:851f8280 [ 1334.417178][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.417227][ T32] r10:61c88647 r9:8429bc00 r8:851f82ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.417272][ T32] r4:851f8280 [ 1334.417305][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.417358][ T32] r10:00000000 r9:851f8280 r8:8027ecf4 r7:eaf09e60 r6:85038e00 r5:8429bc00 [ 1334.417382][ T32] r4:00000001 [ 1334.417402][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.417439][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1334.417489][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.417545][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.417599][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.417636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.417672][ T32] r4:851edcc0 [ 1334.417881][ T32] INFO: task kworker/1:509:4446 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1334.417915][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.418003][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.418057][ T32] Call trace: [ 1334.418096][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1334.418185][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1334.418243][ T32] r4:00000000 [ 1334.418289][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.418334][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1334.418367][ T32] dd20: a5ff5000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1334.418399][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1334.418424][ T32] dd60: 80070013 ffffffff [ 1334.418448][ T32] r5:80070013 r4:80239bb0 [ 1334.418469][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.418523][ T32] r4:82ac11e4 [ 1334.418547][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.418596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1334.418620][ T32] r4:e044ddc0 [ 1334.418661][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.418711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1334.418735][ T32] r4:00000000 [ 1334.418778][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.418839][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1334.418888][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.418953][ T32] r5:00001000 r4:ee5d1000 [ 1334.418978][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.419023][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.419071][ T32] r5:8495af8c r4:8495ac00 [ 1334.419117][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.419169][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1334.419210][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.419281][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 3 printk messages dropped ** [ 1334.419407][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1334.419555][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.440348][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.440748][ T32] r5:8429d400 r4:829189bc ** 1 printk messages dropped ** [ 1334.440841][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1334.441261][ T32] r9:83018005 r8:8429d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 ** 8 printk messages dropped ** [ 1334.441603][ T32] r10:61c88647 r9:8429d400 r8:85038eac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1334.442026][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1334.442861][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.443116][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 1334.443417][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 ** 9 printk messages dropped ** [ 1334.443815][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 ** 1 printk messages dropped ** [ 1334.443885][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.443908][ T32] r4:847a6d80 [ 1334.443977][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.444035][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1334.444061][ T32] r4:00000001 [ 1334.444108][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.444150][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1334.444202][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.444248][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.444281][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.444314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.444338][ T32] r4:84789140 [ 1334.444374][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.444406][ T32] INFO: task kworker/1:510:4451 blocked for more than 460 seconds. [ 1334.444442][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.444467][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.444489][ T32] task:kworker/1:510 state:D stack:0 pid:4451 tgid:4451 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.444534][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.444612][ T32] Call trace: [ 1334.444648][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1334.444719][ T32] r10:829189c0 r9:eaf35d84 r8:00000002 r7:60000113 r6:eaf35d8c r5:8429ec00 [ 1334.444770][ T32] r4:8429ec00 [ 1334.444794][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1334.444839][ T32] r5:8429ec00 r4:829189bc [ 1334.444869][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.444914][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.444998][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf35e08 [ 1334.445025][ T32] r4:00000000 [ 1334.445046][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1334.445097][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.445159][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.445211][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f3300 [ 1334.445235][ T32] r4:00000000 [ 1334.445256][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.445325][ T32] r9:83018205 r8:8429ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1334.445371][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.445427][ T32] r5:00001000 r4:eab95000 [ 1334.445467][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.445512][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.445578][ T32] r5:8523fb8c r4:8523f800 [ 1334.445602][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.445657][ T32] r7:ddde2d40 r6:83018200 r5:8523fb8c r4:851f8300 [ 1334.445702][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.445756][ T32] r10:61c88647 r9:8429ec00 r8:851f832c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.445782][ T32] r4:851f8300 [ 1334.445802][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.445871][ T32] r10:00000000 r9:851f8300 r8:8027ecf4 r7:eaf0de60 r6:85038f80 r5:8429ec00 [ 1334.445898][ T32] r4:00000001 [ 1334.445918][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.445977][ T32] Exception stack(0xeaf35fb0 to 0xeaf35ff8) [ 1334.446028][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.446093][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.446143][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.446195][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.446245][ T32] r4:851f3180 [ 1334.446472][ T32] INFO: task kworker/1:510:4451 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1334.446509][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.446614][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.446680][ T32] Call trace: [ 1334.446716][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1334.446770][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1334.446794][ T32] r4:00000000 [ 1334.446814][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.446875][ T32] Exception stack(0xe044dd20 to 0xe044dd68) ** 2 printk messages dropped ** [ 1334.447006][ T32] dd60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1334.447238][ T32] r4:e044ddc0 ** 4 printk messages dropped ** [ 1334.447472][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 ** 9 printk messages dropped ** [ 1334.447897][ T32] r4:847a6d80 ** 6 printk messages dropped ** [ 1334.448185][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.448485][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.448748][ T32] r5:8429e000 r4:829189bc ** 2 printk messages dropped ** [ 1334.448889][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf3de08 ** 7 printk messages dropped ** [ 1334.449196][ T32] r9:83018205 r8:8429e000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 8 printk messages dropped ** [ 1334.449584][ T32] r10:61c88647 r9:8429e000 r8:851f83ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1334.482841][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.482904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.482936][ T32] r4:851f3400 [ 1334.483383][ T32] INFO: task kworker/1:511:4453 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1334.483426][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.483501][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.483561][ T32] Call trace: [ 1334.483617][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1334.483682][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1334.483708][ T32] r4:00000000 [ 1334.483728][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.483771][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1334.483804][ T32] dd20: a6ab4000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1334.483835][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1334.483860][ T32] dd60: 80070013 ffffffff [ 1334.483895][ T32] r5:80070013 r4:80239bb0 [ 1334.483920][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.483999][ T32] r4:82ac11e4 [ 1334.484032][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.484122][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1334.484150][ T32] r4:e044ddc0 [ 1334.484202][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.484254][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1334.484280][ T32] r4:00000000 [ 1334.484300][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.484357][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1334.484408][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.484457][ T32] r5:00001000 r4:ee5d1000 [ 1334.484499][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.484555][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.484624][ T32] r5:8495af8c r4:8495ac00 [ 1334.484649][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.484710][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1334.484736][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.484808][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.484836][ T32] r4:847a6d80 [ 1334.484860][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.484914][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 ** 3 printk messages dropped ** [ 1334.485111][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.485470][ T32] task:kworker/1:512 state:D stack:0 pid:4455 tgid:4455 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1334.485783][ T32] r5:8429c800 r4:829189bc ** 1 printk messages dropped ** [ 1334.485868][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1334.486370][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1334.486745][ T32] r4:851f8400 ** 2 printk messages dropped ** [ 1334.486843][ T32] r4:00000001 [ 1334.486871][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.486911][ T32] Exception stack(0xeaf4dfb0 to 0xeaf4dff8) [ 1334.486960][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.487023][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.487057][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.487096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.487142][ T32] r4:851f32c0 [ 1334.487366][ T32] INFO: task kworker/1:512:4455 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1334.487402][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.487461][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.487539][ T32] Call trace: [ 1334.487574][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1334.487628][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1334.487676][ T32] r4:00000000 [ 1334.487711][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.487781][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1334.487817][ T32] dd20: a6ab4000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1334.487878][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1334.487906][ T32] dd60: 80070013 ffffffff [ 1334.487932][ T32] r5:80070013 r4:80239bb0 [ 1334.487962][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.488006][ T32] r4:82ac11e4 [ 1334.488056][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.488112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1334.488161][ T32] r4:e044ddc0 [ 1334.488215][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.488314][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1334.488363][ T32] r4:00000000 [ 1334.488388][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.488468][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1334.488570][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.488629][ T32] r5:00001000 r4:ee5d1000 ** 2 printk messages dropped ** [ 1334.488748][ T32] r5:8495af8c r4:8495ac00 ** 4 printk messages dropped ** [ 1334.488915][ T32] r4:847a6d80 ** 5 printk messages dropped ** [ 1334.489195][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.489610][ T32] task:kworker/1:513 state:D stack:0 pid:4456 tgid:4456 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1334.504920][ T32] r5:85273c00 r4:829189bc ** 1 printk messages dropped ** [ 1334.505026][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1334.505584][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1334.505962][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1334.506482][ T32] r4:851f32c0 ** 5 printk messages dropped ** [ 1334.507419][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 ** 11 printk messages dropped ** [ 1334.507898][ T32] r4:e044ddc0 ** 4 printk messages dropped ** [ 1334.508106][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 ** 8 printk messages dropped ** [ 1334.508527][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1334.508952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.508979][ T32] r4:84789140 [ 1334.509024][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.509057][ T32] INFO: task kworker/1:514:4459 blocked for more than 460 seconds. [ 1334.509138][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.509169][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.509190][ T32] task:kworker/1:514 state:D stack:0 pid:4459 tgid:4459 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.509237][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.509277][ T32] Call trace: [ 1334.509329][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1334.509383][ T32] r10:829189c0 r9:eaf51d84 r8:00000002 r7:60000113 r6:eaf51d8c r5:85274800 [ 1334.509437][ T32] r4:85274800 [ 1334.509460][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1334.509534][ T32] r5:85274800 r4:829189bc [ 1334.509581][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.509648][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.509704][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf51e08 [ 1334.509728][ T32] r4:00000000 [ 1334.509750][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1334.509824][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.527435][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.527564][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f3840 [ 1334.527623][ T32] r4:00000000 [ 1334.527650][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.527702][ T32] r9:83018205 r8:85274800 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1334.527726][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.527805][ T32] r5:00001000 r4:ead61000 [ 1334.527863][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.527952][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.528002][ T32] r5:85244b8c r4:85244800 [ 1334.528024][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.528079][ T32] r7:ddde2d40 r6:83018200 r5:85244b8c r4:851f8580 [ 1334.528103][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.528153][ T32] r10:61c88647 r9:85274800 r8:851f85ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.528192][ T32] r4:851f8580 [ 1334.528235][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.528291][ T32] r10:00000000 r9:851f8580 r8:8027ecf4 r7:eaf4de60 r6:851f8600 r5:85274800 [ 1334.528329][ T32] r4:00000001 [ 1334.528391][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.528436][ T32] Exception stack(0xeaf51fb0 to 0xeaf51ff8) [ 1334.528469][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.528501][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.528529][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.528561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.528584][ T32] r4:851f3480 [ 1334.528980][ T32] INFO: task kworker/1:514:4459 is blocked on a mutex likely owned by task kworker/1:209:3661. ** 4 printk messages dropped ** [ 1334.529367][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 ** 10 printk messages dropped ** [ 1334.529797][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 ** 9 printk messages dropped ** [ 1334.535123][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1334.535617][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1334.535965][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.536016][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.536043][ T32] task:kworker/1:515 state:D stack:0 pid:4461 tgid:4461 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.536109][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.536209][ T32] Call trace: [ 1334.536261][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1334.536317][ T32] r10:829189c0 r9:eaf55d84 r8:00000002 r7:60000013 r6:eaf55d8c r5:85275400 [ 1334.536367][ T32] r4:85275400 [ 1334.536392][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1334.536438][ T32] r5:85275400 r4:829189bc [ 1334.536459][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.536502][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.536574][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf55e08 [ 1334.536601][ T32] r4:00000000 [ 1334.536623][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1334.536664][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.536702][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 5 printk messages dropped ** [ 1334.536975][ T32] r5:00001000 r4:eada7000 ** 6 printk messages dropped ** [ 1334.537309][ T32] r10:61c88647 r9:85275400 r8:851f86ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1334.537762][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1334.538702][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.539014][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 1334.539359][ T32] r4:e044ddc0 ** 4 printk messages dropped ** [ 1334.539884][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 ** 9 printk messages dropped ** [ 1334.559469][ T32] r4:847a6d80 ** 5 printk messages dropped ** [ 1334.559814][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.560510][ T32] task:kworker/1:516 state:D stack:0 pid:4462 tgid:4462 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1334.560927][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1334.561429][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1334.561799][ T32] r10:61c88647 r9:85276000 r8:851f87ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1334.562193][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1334.563056][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.563212][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1334.563242][ T32] dd60: 80070013 ffffffff [ 1334.563292][ T32] r5:80070013 r4:80239bb0 [ 1334.563318][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.563459][ T32] r4:82ac11e4 [ 1334.563521][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.563603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1334.563631][ T32] r4:e044ddc0 [ 1334.563745][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.563834][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1334.563865][ T32] r4:00000000 [ 1334.563885][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.563934][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1334.563987][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.564065][ T32] r5:00001000 r4:ee5d1000 [ 1334.564134][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.564181][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.564258][ T32] r5:8495af8c r4:8495ac00 [ 1334.564281][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.564331][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1334.564352][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.564402][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.564426][ T32] r4:847a6d80 [ 1334.564446][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.564495][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1334.564518][ T32] r4:00000001 [ 1334.564538][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.564575][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1334.564627][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.564661][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.564690][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.564744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.564792][ T32] r4:84789140 [ 1334.564838][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.564867][ T32] INFO: task kworker/1:517:4465 blocked for more than 461 seconds. [ 1334.564897][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.564921][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.564972][ T32] task:kworker/1:517 state:D stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.565029][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.565099][ T32] Call trace: [ 1334.565132][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1334.565184][ T32] r10:829189c0 r9:eaf61d84 r8:00000002 r7:60000113 r6:eaf61d8c r5:85276c00 [ 1334.565208][ T32] r4:85276c00 [ 1334.565251][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1334.565299][ T32] r5:85276c00 r4:829189bc [ 1334.565322][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.565363][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.565436][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf61e08 [ 1334.565499][ T32] r4:00000000 [ 1334.565522][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1334.565564][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.565604][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.565650][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85212140 [ 1334.565673][ T32] r4:00000000 [ 1334.565702][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.565752][ T32] r9:83018205 r8:85276c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 1334.565775][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.565819][ T32] r5:00001000 r4:eade3000 [ 1334.565839][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.565880][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.565922][ T32] r5:8524678c r4:85246400 [ 1334.565953][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1334.566131][ T32] r10:61c88647 r9:85276c00 r8:851f88ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1334.566562][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1334.567231][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1334.567666][ T32] r4:e044ddc0 ** 6 printk messages dropped ** [ 1334.568074][ T32] r5:00001000 r4:ee5d1000 ** 6 printk messages dropped ** [ 1334.568393][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1334.568769][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1334.569319][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1334.569638][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf65e08 ** 9 printk messages dropped ** [ 1334.602616][ T32] r5:00001000 r4:eadb3000 ** 2 printk messages dropped ** [ 1334.602748][ T32] r5:85245b8c r4:85245800 [ 1334.602773][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.602824][ T32] r7:ddde2d40 r6:83018200 r5:85245b8c r4:851f8980 [ 1334.602846][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.602898][ T32] r10:61c88647 r9:85273000 r8:851f89ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.602922][ T32] r4:851f8980 [ 1334.602952][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.603004][ T32] r10:00000000 r9:851f8980 r8:8027ecf4 r7:eaf61e60 r6:851f8a00 r5:85273000 [ 1334.603028][ T32] r4:00000001 [ 1334.603049][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.603094][ T32] Exception stack(0xeaf65fb0 to 0xeaf65ff8) [ 1334.603127][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.603159][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.603187][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.603220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.603244][ T32] r4:851f3bc0 [ 1334.603689][ T32] INFO: task kworker/1:518:4467 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1334.603745][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.603863][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.603911][ T32] Call trace: [ 1334.604013][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1334.604151][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1334.604186][ T32] r4:00000000 [ 1334.604263][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.604312][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1334.604351][ T32] dd20: a87c1000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1334.604416][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1334.604447][ T32] dd60: 80070013 ffffffff [ 1334.604476][ T32] r5:80070013 r4:80239bb0 [ 1334.604498][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.604577][ T32] r4:82ac11e4 [ 1334.604602][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.604651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1334.604675][ T32] r4:e044ddc0 [ 1334.604724][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.604804][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1334.604864][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1334.604978][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 ** 8 printk messages dropped ** [ 1334.605432][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1334.605867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1334.606459][ T32] r4:85272400 ** 1 printk messages dropped ** [ 1334.606546][ T32] r5:85272400 r4:829189bc ** 1 printk messages dropped ** [ 1334.606617][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1334.607045][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1334.607467][ T32] r10:61c88647 r9:85272400 r8:851f8aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1334.607788][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.608560][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 ** 11 printk messages dropped ** [ 1334.609151][ T32] r4:e044ddc0 ** 4 printk messages dropped ** [ 1334.609401][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 ** 10 printk messages dropped ** [ 1334.609830][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1334.626214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 8 printk messages dropped ** [ 1334.626566][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1334.626860][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1334.627364][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1334.627764][ T32] r4:851f8b80 [ 1334.627785][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.627833][ T32] r10:00000000 r9:851f8b80 r8:8027ecf4 r7:eaf61e60 r6:851f8c00 r5:85270000 [ 1334.627858][ T32] r4:00000001 [ 1334.627878][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.627914][ T32] Exception stack(0xeaf6dfb0 to 0xeaf6dff8) [ 1334.627952][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.628013][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.628045][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.628082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.628106][ T32] r4:851ed980 [ 1334.628492][ T32] INFO: task kworker/1:520:4471 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1334.628529][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.628617][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.628693][ T32] Call trace: [ 1334.628759][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1334.628817][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1334.628843][ T32] r4:00000000 [ 1334.628891][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.628935][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1334.629022][ T32] dd20: a87c1000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1334.629057][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1334.629090][ T32] dd60: 80070013 ffffffff [ 1334.629119][ T32] r5:80070013 r4:80239bb0 [ 1334.629142][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.629189][ T32] r4:82ac11e4 [ 1334.629210][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.629272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1334.629300][ T32] r4:e044ddc0 [ 1334.629322][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.629371][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1334.629434][ T32] r4:00000000 [ 1334.629458][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.629507][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1334.629553][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.629601][ T32] r5:00001000 r4:ee5d1000 [ 1334.629654][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.629727][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.629804][ T32] r5:8495af8c r4:8495ac00 [ 1334.629863][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.642372][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1334.642430][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.642505][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.642551][ T32] r4:847a6d80 [ 1334.642578][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.642632][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1334.642656][ T32] r4:00000001 [ 1334.642676][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.642715][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1334.642746][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.642788][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.642821][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.642854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.642877][ T32] r4:84789140 [ 1334.642902][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.642952][ T32] INFO: task kworker/1:521:4473 blocked for more than 461 seconds. ** 5 printk messages dropped ** [ 1334.643327][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1334.643506][ T32] r5:8526c800 r4:829189bc ** 2 printk messages dropped ** [ 1334.643689][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf71e08 ** 7 printk messages dropped ** [ 1334.643986][ T32] r9:83018205 r8:8526c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 ** 8 printk messages dropped ** [ 1334.644399][ T32] r10:61c88647 r9:8526c800 r8:851f8cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1334.644779][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1334.645556][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.645831][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 8 printk messages dropped ** [ 1334.646265][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 ** 8 printk messages dropped ** [ 1334.646747][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.646795][ T32] r4:847a6d80 [ 1334.646819][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.646870][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1334.646903][ T32] r4:00000001 [ 1334.646927][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.646977][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1334.647006][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.647046][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.647085][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.647118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.647141][ T32] r4:84789140 [ 1334.647161][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.647208][ T32] INFO: task kworker/1:522:4474 blocked for more than 461 seconds. [ 1334.647242][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.647267][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.647289][ T32] task:kworker/1:522 state:D stack:0 pid:4474 tgid:4474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.647359][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.647431][ T32] Call trace: [ 1334.647475][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1334.647529][ T32] r10:829189c0 r9:eaf31d84 r8:00000002 r7:60000013 r6:eaf31d8c r5:85278000 [ 1334.647579][ T32] r4:85278000 [ 1334.647602][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1334.647651][ T32] r5:85278000 r4:829189bc [ 1334.647672][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.647715][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.647765][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf31e08 [ 1334.647788][ T32] r4:00000000 [ 1334.647808][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1334.647869][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.647927][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.647986][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85212300 [ 1334.648010][ T32] r4:00000000 [ 1334.648030][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.648080][ T32] r9:83018205 r8:85278000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 1334.648103][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.648169][ T32] r5:00001000 r4:eae67000 [ 1334.648194][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.648236][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.648289][ T32] r5:85246b8c r4:85246800 [ 1334.648348][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.648397][ T32] r7:ddde2d40 r6:83018200 r5:85246b8c r4:851f8d80 [ 1334.648428][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.648502][ T32] r10:61c88647 r9:85278000 r8:851f8dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.648529][ T32] r4:851f8d80 [ 1334.648551][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.648600][ T32] r10:00000000 r9:851f8d80 r8:8027ecf4 r7:eaf71e60 r6:851f8e00 r5:85278000 [ 1334.648624][ T32] r4:00000001 [ 1334.648644][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.648707][ T32] Exception stack(0xeaf31fb0 to 0xeaf31ff8) [ 1334.648740][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.648780][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1334.649183][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1334.649693][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1334.673434][ T32] r5:00001000 r4:ee5d1000 ** 4 printk messages dropped ** [ 1334.673623][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 ** 8 printk messages dropped ** [ 1334.674234][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.674621][ T32] task:kworker/1:523 state:D stack:0 pid:4477 tgid:4477 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1334.675034][ T32] r5:85278c00 r4:829189bc ** 3 printk messages dropped ** [ 1334.675285][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1334.675533][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.675776][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1334.676183][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1334.676384][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1334.676976][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.677348][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1334.677748][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1334.677826][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1334.677853][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.677937][ T32] r5:00001000 r4:ee5d1000 [ 1334.677983][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.678044][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.678126][ T32] r5:8495af8c r4:8495ac00 [ 1334.678188][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.678241][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1334.678263][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.678314][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.678367][ T32] r4:847a6d80 [ 1334.678391][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.678441][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1334.678495][ T32] r4:00000001 [ 1334.678519][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.678558][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1334.678587][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.678617][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.678646][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.678678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.678701][ T32] r4:84789140 [ 1334.678752][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.678781][ T32] INFO: task kworker/1:524:4479 blocked for more than 461 seconds. [ 1334.678812][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.678836][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.678889][ T32] task:kworker/1:524 state:D stack:0 pid:4479 tgid:4479 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.679008][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.679123][ T32] Call trace: [ 1334.679213][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1334.679307][ T32] r10:829189c0 r9:eaf7dd84 r8:00000002 r7:60000113 r6:eaf7dd8c r5:85279800 [ 1334.679365][ T32] r4:85279800 [ 1334.679417][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1334.679496][ T32] r5:85279800 r4:829189bc [ 1334.679520][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.679563][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.679641][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf7de08 [ 1334.679669][ T32] r4:00000000 [ 1334.679690][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1334.679731][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.679770][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.679815][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85212540 [ 1334.679839][ T32] r4:00000000 [ 1334.679972][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.694892][ T32] r9:83018205 r8:85279800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [ 1334.694940][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.695018][ T32] r5:00001000 r4:eaf13000 [ 1334.695057][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.695115][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.695162][ T32] r5:8524738c r4:85247000 [ 1334.695183][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.695252][ T32] r7:ddde2d40 r6:83018200 r5:8524738c r4:851f8f80 [ 1334.695279][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.695381][ T32] r10:61c88647 r9:85279800 r8:851f8fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.695450][ T32] r4:851f8f80 [ 1334.695475][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.695527][ T32] r10:00000000 r9:851f8f80 r8:8027ecf4 r7:eaf75e60 r6:8521a000 r5:85279800 [ 1334.695585][ T32] r4:00000001 [ 1334.695610][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.695649][ T32] Exception stack(0xeaf7dfb0 to 0xeaf7dff8) [ 1334.695683][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.695715][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.695770][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.695805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.695858][ T32] r4:852123c0 [ 1334.696287][ T32] INFO: task kworker/1:524:4479 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1334.696372][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.696506][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.696615][ T32] Call trace: [ 1334.696691][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1334.696751][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1334.696777][ T32] r4:00000000 [ 1334.696828][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.696873][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1334.696906][ T32] dd20: a967f000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1334.696939][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1334.696975][ T32] dd60: 80070013 ffffffff [ 1334.697028][ T32] r5:80070013 r4:80239bb0 [ 1334.697057][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.697127][ T32] r4:82ac11e4 [ 1334.697184][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.697236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 ** 5 printk messages dropped ** [ 1334.697551][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 ** 9 printk messages dropped ** [ 1334.698085][ T32] r4:847a6d80 ** 5 printk messages dropped ** [ 1334.698351][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.698689][ T32] task:kworker/1:525 state:D stack:0 pid:4481 tgid:4481 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1334.699071][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1334.699544][ T32] r9:83018205 r8:84ab8000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 ** 8 printk messages dropped ** [ 1334.713364][ T32] r10:61c88647 r9:84ab8000 r8:8521a0ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 3 printk messages dropped ** [ 1334.713661][ T32] r4:00000001 [ 1334.713686][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.713727][ T32] Exception stack(0xeaf8dfb0 to 0xeaf8dff8) [ 1334.713759][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.713791][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.713820][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.713852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.713941][ T32] r4:85212640 [ 1334.714363][ T32] INFO: task kworker/1:525:4481 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1334.714434][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.714543][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.714625][ T32] Call trace: [ 1334.714662][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1334.714720][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1334.714744][ T32] r4:00000000 [ 1334.714764][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.714833][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1334.714870][ T32] dd20: a9da4000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1334.714932][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1334.714990][ T32] dd60: 80070013 ffffffff [ 1334.715019][ T32] r5:80070013 r4:80239bb0 [ 1334.715040][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.715098][ T32] r4:82ac11e4 [ 1334.715120][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.715168][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1334.715192][ T32] r4:e044ddc0 [ 1334.715212][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.715289][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1334.715317][ T32] r4:00000000 [ 1334.715370][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.715423][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1334.715475][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.715524][ T32] r5:00001000 r4:ee5d1000 [ 1334.715571][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.715618][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.715661][ T32] r5:8495af8c r4:8495ac00 [ 1334.715728][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.715800][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1334.715854][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.715909][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.715932][ T32] r4:847a6d80 [ 1334.715952][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1334.716153][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1334.716559][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.716898][ T32] r5:84ab8c00 r4:829189bc [ 1334.716919][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.716960][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.717011][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf99e08 [ 1334.717033][ T32] r4:00000000 [ 1334.717089][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1334.717134][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.717176][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.717222][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85212a80 [ 1334.717245][ T32] r4:00000000 [ 1334.717264][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.717309][ T32] r9:83018205 r8:84ab8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [ 1334.717331][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.717408][ T32] r5:00001000 r4:eaf95000 [ 1334.717444][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.717488][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.717545][ T32] r5:85247f8c r4:85247c00 [ 1334.717568][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.717649][ T32] r7:ddde2d40 r6:83018200 r5:85247f8c r4:8521a100 [ 1334.717703][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.717759][ T32] r10:61c88647 r9:84ab8c00 r8:8521a12c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.717815][ T32] r4:8521a100 [ 1334.717892][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.717946][ T32] r10:00000000 r9:8521a100 r8:8027ecf4 r7:eaf75e60 r6:85201180 r5:84ab8c00 [ 1334.717971][ T32] r4:00000001 [ 1334.717990][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.718030][ T32] Exception stack(0xeaf99fb0 to 0xeaf99ff8) [ 1334.718060][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.718129][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.718211][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.718319][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.718374][ T32] r4:85212740 [ 1334.718603][ T32] INFO: task kworker/1:526:4483 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1334.718669][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.718762][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.718864][ T32] Call trace: [ 1334.718899][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1334.718954][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1334.718997][ T32] r4:00000000 [ 1334.719051][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.719101][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1334.719134][ T32] dd20: a9da4000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1334.719167][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1334.719223][ T32] dd60: 80070013 ffffffff [ 1334.719252][ T32] r5:80070013 r4:80239bb0 [ 1334.719273][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 6 printk messages dropped ** [ 1334.719551][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.719878][ T32] r5:8495af8c r4:8495ac00 ** 4 printk messages dropped ** [ 1334.740798][ T32] r4:847a6d80 ** 5 printk messages dropped ** [ 1334.741009][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1334.741540][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.741777][ T32] r5:84abbc00 r4:829189bc [ 1334.741798][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1334.742021][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1334.742340][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1334.742586][ T32] r7:ddde2d40 r6:83018200 r5:8524c38c r4:8521a180 ** 5 printk messages dropped ** [ 1334.742845][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1334.742914][ T32] Exception stack(0xeafb5fb0 to 0xeafb5ff8) ** 4 printk messages dropped ** [ 1334.743142][ T32] r4:85212900 ** 2 printk messages dropped ** [ 1334.743667][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.744099][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1334.744378][ T32] r4:e044ddc0 ** 2 printk messages dropped ** [ 1334.744469][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.744756][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1334.745102][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1334.745126][ T32] r4:00000001 [ 1334.745147][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.745214][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1334.745275][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.745309][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.745369][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.745413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.745441][ T32] r4:84789140 [ 1334.745485][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.745546][ T32] INFO: task kworker/1:528:4488 blocked for more than 461 seconds. [ 1334.745579][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.745605][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.745656][ T32] task:kworker/1:528 state:D stack:0 pid:4488 tgid:4488 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.745735][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.745774][ T32] Call trace: [ 1334.745804][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1334.745855][ T32] r10:829189c0 r9:eafc5d84 r8:00000002 r7:60000013 r6:eafc5d8c r5:84aba400 [ 1334.745908][ T32] r4:84aba400 [ 1334.745932][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1334.745977][ T32] r5:84aba400 r4:829189bc [ 1334.745997][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.746038][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.746096][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafc5e08 [ 1334.746152][ T32] r4:00000000 [ 1334.746211][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1334.746257][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.746321][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.746400][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85212d00 [ 1334.746459][ T32] r4:00000000 [ 1334.746513][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.746563][ T32] r9:83018205 r8:84aba400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [ 1334.746586][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.746628][ T32] r5:00001000 r4:eafad000 [ 1334.746648][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.746710][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.746757][ T32] r5:8524c78c r4:8524c400 [ 1334.746842][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.746893][ T32] r7:ddde2d40 r6:83018200 r5:8524c78c r4:8521a200 [ 1334.746916][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.746966][ T32] r10:61c88647 r9:84aba400 r8:8521a22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 3 printk messages dropped ** [ 1334.747123][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1334.747372][ T32] r4:85212980 ** 3 printk messages dropped ** [ 1334.747873][ T32] Call trace: ** 7 printk messages dropped ** [ 1334.748218][ T32] dd60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1334.748401][ T32] r4:e044ddc0 ** 6 printk messages dropped ** [ 1334.748686][ T32] r5:00001000 r4:ee5d1000 ** 4 printk messages dropped ** [ 1334.748910][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 ** 8 printk messages dropped ** [ 1334.749318][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1334.749632][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1334.749919][ T32] r4:84abb000 ** 1 printk messages dropped ** [ 1334.768447][ T32] r5:84abb000 r4:829189bc ** 2 printk messages dropped ** [ 1334.768685][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafcde08 ** 7 printk messages dropped ** [ 1334.768958][ T32] r9:83018205 r8:84abb000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c3000 ** 1 printk messages dropped ** [ 1334.769026][ T32] r5:00001000 r4:eafbd000 [ 1334.769077][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.769125][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.769170][ T32] r5:8524cb8c r4:8524c800 [ 1334.769191][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.769240][ T32] r7:ddde2d40 r6:83018200 r5:8524cb8c r4:8521a300 [ 1334.769262][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.769312][ T32] r10:61c88647 r9:84abb000 r8:8521a32c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.769365][ T32] r4:8521a300 [ 1334.769423][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.769482][ T32] r10:00000000 r9:8521a300 r8:8027ecf4 r7:eafc5e60 r6:85201300 r5:84abb000 [ 1334.769507][ T32] r4:00000001 [ 1334.769528][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.769566][ T32] Exception stack(0xeafcdfb0 to 0xeafcdff8) [ 1334.769630][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.769693][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.769725][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.769758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.769810][ T32] r4:85212b00 [ 1334.782665][ T32] INFO: task kworker/1:529:4489 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1334.782803][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.782917][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.783012][ T32] Call trace: [ 1334.783128][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1334.783196][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1334.783253][ T32] r4:00000000 [ 1334.783307][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.783385][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1334.783423][ T32] dd20: aacf4000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1334.783484][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1334.783513][ T32] dd60: 80070013 ffffffff [ 1334.783540][ T32] r5:80070013 r4:80239bb0 [ 1334.783590][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.783641][ T32] r4:82ac11e4 [ 1334.783663][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.783712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1334.783736][ T32] r4:e044ddc0 [ 1334.783757][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.783833][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1334.783967][ T32] r4:00000000 [ 1334.783993][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.784043][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1334.784094][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.784144][ T32] r5:00001000 r4:ee5d1000 [ 1334.784166][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.784209][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.784256][ T32] r5:8495af8c r4:8495ac00 [ 1334.784278][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.784364][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1334.784390][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.784473][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.784500][ T32] r4:847a6d80 [ 1334.784522][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.784601][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1334.784628][ T32] r4:00000001 [ 1334.784649][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1334.784837][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 8 printk messages dropped ** [ 1334.785259][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1334.785441][ T32] r5:84abc800 r4:829189bc ** 2 printk messages dropped ** [ 1334.785591][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafd9e08 ** 7 printk messages dropped ** [ 1334.785924][ T32] r9:83018205 r8:84abc800 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 ** 8 printk messages dropped ** [ 1334.786375][ T32] r10:61c88647 r9:84abc800 r8:8521a2ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1334.786726][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1334.787222][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1334.787652][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 1334.787907][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 ** 9 printk messages dropped ** [ 1334.788394][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 ** 8 printk messages dropped ** [ 1334.788752][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.789130][ T32] task:kworker/1:531 state:D stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1334.789455][ T32] r5:84abd400 r4:829189bc ** 3 printk messages dropped ** [ 1334.789639][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1334.789933][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.810564][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1334.811035][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1334.811273][ T32] r4:85212c80 [ 1334.811708][ T32] INFO: task kworker/1:531:4493 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1334.811750][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.811832][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.811916][ T32] Call trace: [ 1334.811980][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1334.812057][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1334.812092][ T32] r4:00000000 [ 1334.812114][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.812160][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1334.812194][ T32] dd20: ab221000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1334.812228][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1334.812253][ T32] dd60: 80070013 ffffffff [ 1334.812278][ T32] r5:80070013 r4:80239bb0 [ 1334.812328][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.812409][ T32] r4:82ac11e4 [ 1334.812434][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.812511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1334.812568][ T32] r4:e044ddc0 [ 1334.812609][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.812659][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1334.812683][ T32] r4:00000000 [ 1334.812704][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.812751][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1334.812774][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.812817][ T32] r5:00001000 r4:ee5d1000 [ 1334.812837][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.812878][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.812941][ T32] r5:8495af8c r4:8495ac00 [ 1334.812966][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.813014][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1334.813035][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.813125][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.813184][ T32] r4:847a6d80 [ 1334.813237][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.813291][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1334.813315][ T32] r4:00000001 [ 1334.813350][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.813419][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1334.813451][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.813482][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.813511][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.813565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.813620][ T32] r4:84789140 [ 1334.813675][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.813709][ T32] INFO: task kworker/1:532:4496 blocked for more than 461 seconds. [ 1334.813806][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.813862][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.813887][ T32] task:kworker/1:532 state:D stack:0 pid:4496 tgid:4496 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.814010][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.814190][ T32] Call trace: [ 1334.814228][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1334.814312][ T32] r10:829189c0 r9:eafe9d84 r8:00000002 r7:60000013 r6:eafe9d8c r5:8418d400 ** 2 printk messages dropped ** [ 1334.814536][ T32] r5:8418d400 r4:829189bc [ 1334.814624][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1334.814880][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1334.815324][ T32] r5:8524d78c r4:8524d400 ** 6 printk messages dropped ** [ 1334.815667][ T32] r10:00000000 r9:8521a400 r8:8027ecf4 r7:eafdde60 r6:85201480 r5:8418d400 ** 10 printk messages dropped ** [ 1334.816346][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1334.816762][ T32] r5:80070013 r4:80239bb0 ** 9 printk messages dropped ** [ 1334.817225][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 ** 9 printk messages dropped ** [ 1334.817628][ T32] r4:847a6d80 ** 2 printk messages dropped ** [ 1334.817720][ T32] r4:00000001 [ 1334.817739][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.817804][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1334.817836][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.817897][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.817954][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.817991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.818032][ T32] r4:84789140 [ 1334.818055][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.818086][ T32] INFO: task kworker/1:533:4497 blocked for more than 461 seconds. [ 1334.818116][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.818140][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.818161][ T32] task:kworker/1:533 state:D stack:0 pid:4497 tgid:4497 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.818266][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.818308][ T32] Call trace: [ 1334.818408][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1334.818489][ T32] r10:829189c0 r9:eafedd84 r8:00000002 r7:60000113 r6:eafedd8c r5:8429a400 [ 1334.818517][ T32] r4:8429a400 [ 1334.818568][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1334.818646][ T32] r5:8429a400 r4:829189bc [ 1334.818693][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.818738][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.818789][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafede08 [ 1334.818812][ T32] r4:00000000 [ 1334.818831][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1334.818871][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.819051][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.819131][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847bf340 [ 1334.819190][ T32] r4:00000000 [ 1334.819215][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.819263][ T32] r9:83018205 r8:8429a400 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1334.819289][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.819377][ T32] r5:00001000 r4:dfde1000 [ 1334.819402][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.819451][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.819494][ T32] r5:8524db8c r4:8524d800 [ 1334.819538][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.819588][ T32] r7:ddde2d40 r6:83018200 r5:8524db8c r4:8521a480 [ 1334.819610][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.819659][ T32] r10:61c88647 r9:8429a400 r8:8521a4ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.819709][ T32] r4:8521a480 [ 1334.819745][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.819797][ T32] r10:00000000 r9:8521a480 r8:8027ecf4 r7:eafe9e60 r6:85201500 r5:8429a400 [ 1334.819851][ T32] r4:00000001 [ 1334.819875][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.819913][ T32] Exception stack(0xeafedfb0 to 0xeafedff8) [ 1334.820018][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.844621][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.844689][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1334.845417][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.845698][ T32] Exception stack(0xe044dd20 to 0xe044dd68) ** 7 printk messages dropped ** [ 1334.846041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 ** 9 printk messages dropped ** [ 1334.846528][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.846596][ T32] r5:8495af8c r4:8495ac00 [ 1334.846652][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.846704][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1334.846726][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.846795][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.846822][ T32] r4:847a6d80 [ 1334.846857][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.846910][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1334.846934][ T32] r4:00000001 [ 1334.846996][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.847059][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1334.847095][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.847127][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.847156][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.847188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.847226][ T32] r4:84789140 [ 1334.847251][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.847294][ T32] INFO: task kworker/1:534:4498 blocked for more than 461 seconds. [ 1334.847357][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.847412][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1334.847727][ T32] r4:84abec00 ** 1 printk messages dropped ** [ 1334.847797][ T32] r5:84abec00 r4:829189bc [ 1334.847818][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1334.848062][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1334.848192][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847bf480 ** 6 printk messages dropped ** [ 1334.848494][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1334.848809][ T32] r10:00000000 r9:8521a500 r8:8027ecf4 r7:eafede60 r6:85201580 r5:84abec00 ** 5 printk messages dropped ** [ 1334.849135][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1334.849583][ T32] Call trace: ** 6 printk messages dropped ** [ 1334.858164][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 ** 8 printk messages dropped ** [ 1334.858744][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 ** 10 printk messages dropped ** [ 1334.859442][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1334.859937][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1334.872314][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.872339][ T32] task:kworker/1:535 state:D stack:0 pid:4501 tgid:4501 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.872436][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.872555][ T32] Call trace: [ 1334.872617][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1334.872705][ T32] r10:829189c0 r9:eaffdd84 r8:00000002 r7:60000113 r6:eaffdd8c r5:848b8c00 [ 1334.872733][ T32] r4:848b8c00 [ 1334.872777][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1334.872825][ T32] r5:848b8c00 r4:829189bc [ 1334.872848][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.872890][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.872940][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaffde08 [ 1334.872992][ T32] r4:00000000 [ 1334.873016][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1334.873061][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.873111][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.873187][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847bf5c0 [ 1334.873214][ T32] r4:00000000 [ 1334.873247][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.873300][ T32] r9:83018205 r8:848b8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1334.873353][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.873403][ T32] r5:00001000 r4:e04a5000 [ 1334.873426][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.873469][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.873511][ T32] r5:8524e38c r4:8524e000 [ 1334.873532][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.873611][ T32] r7:ddde2d40 r6:83018200 r5:8524e38c r4:8521a580 [ 1334.873637][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.873719][ T32] r10:61c88647 r9:848b8c00 r8:8521a5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.873777][ T32] r4:8521a580 [ 1334.873800][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.873852][ T32] r10:00000000 r9:8521a580 r8:8027ecf4 r7:eaff1e60 r6:85201600 r5:848b8c00 [ 1334.873877][ T32] r4:00000001 [ 1334.873930][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.873973][ T32] Exception stack(0xeaffdfb0 to 0xeaffdff8) [ 1334.874003][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.874034][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.874063][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.874099][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.874123][ T32] r4:847bf300 [ 1334.874562][ T32] INFO: task kworker/1:535:4501 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1334.874605][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.874732][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.874779][ T32] Call trace: [ 1334.874840][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1334.874898][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1334.874923][ T32] r4:00000000 [ 1334.874943][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.874984][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1334.875037][ T32] dd20: abff6000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1334.875079][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1334.875106][ T32] dd60: 80070013 ffffffff [ 1334.875156][ T32] r5:80070013 r4:80239bb0 [ 1334.875181][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.875227][ T32] r4:82ac11e4 [ 1334.875250][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.875326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1334.875414][ T32] r4:e044ddc0 ** 2 printk messages dropped ** [ 1334.875577][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.875924][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1334.876517][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1334.876710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 6 printk messages dropped ** [ 1334.877013][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.877330][ T32] r5:848ba400 r4:829189bc ** 5 printk messages dropped ** [ 1334.877607][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1334.877938][ T32] r5:00001000 r4:e05c9000 [ 1334.877959][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.878000][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.878042][ T32] r5:8524f38c r4:8524f000 [ 1334.878062][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.878148][ T32] r7:ddde2d40 r6:83018200 r5:8524f38c r4:8521a600 [ 1334.878194][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.878253][ T32] r10:61c88647 r9:848ba400 r8:8521a62c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.878295][ T32] r4:8521a600 [ 1334.878353][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.878406][ T32] r10:00000000 r9:8521a600 r8:8027ecf4 r7:eaffde60 r6:85201680 r5:848ba400 [ 1334.878431][ T32] r4:00000001 [ 1334.878450][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.878518][ T32] Exception stack(0xeb005fb0 to 0xeb005ff8) [ 1334.878550][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.878582][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.878610][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.878670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.878699][ T32] r4:847bf500 [ 1334.878912][ T32] INFO: task kworker/1:536:4503 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1334.878948][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.879056][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.879141][ T32] Call trace: [ 1334.879206][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1334.879291][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1334.879356][ T32] r4:00000000 [ 1334.879380][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.879426][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1334.879460][ T32] dd20: abff6000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1334.879492][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1334.879518][ T32] dd60: 80070013 ffffffff [ 1334.879544][ T32] r5:80070013 r4:80239bb0 [ 1334.879589][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.879637][ T32] r4:82ac11e4 [ 1334.879686][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.879766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1334.879793][ T32] r4:e044ddc0 [ 1334.879814][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.879861][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1334.879931][ T32] r4:00000000 [ 1334.903114][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1334.903433][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1334.903913][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) ** 7 printk messages dropped ** [ 1334.904273][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1334.904767][ T32] r5:848b8000 r4:829189bc [ 1334.904817][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1334.905002][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1334.905519][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1334.906005][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1334.906724][ T32] Call trace: ** 6 printk messages dropped ** [ 1334.906997][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 ** 8 printk messages dropped ** [ 1334.907424][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 ** 9 printk messages dropped ** [ 1334.907878][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 ** 7 printk messages dropped ** [ 1334.908193][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1334.908225][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.908256][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.908314][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.908378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.908435][ T32] r4:84789140 [ 1334.908458][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.908515][ T32] INFO: task kworker/1:538:4507 blocked for more than 461 seconds. [ 1334.908548][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.908572][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.908594][ T32] task:kworker/1:538 state:D stack:0 pid:4507 tgid:4507 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.908638][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.908705][ T32] Call trace: [ 1334.908800][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1334.908855][ T32] r10:829189c0 r9:eb015d84 r8:00000002 r7:60000013 r6:eb015d8c r5:848b9800 [ 1334.908917][ T32] r4:848b9800 [ 1334.908941][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1334.909015][ T32] r5:848b9800 r4:829189bc [ 1334.909039][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.909086][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.909137][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb015e08 [ 1334.909161][ T32] r4:00000000 [ 1334.909181][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1334.909221][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.909305][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.909355][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847bf880 [ 1334.909379][ T32] r4:00000000 [ 1334.909401][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.909481][ T32] r9:83018205 r8:848b9800 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1334.909545][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.909620][ T32] r5:00001000 r4:e0515000 [ 1334.909671][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.909715][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.909758][ T32] r5:8524eb8c r4:8524e800 [ 1334.909778][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.909822][ T32] r7:ddde2d40 r6:83018200 r5:8524eb8c r4:8521a700 [ 1334.909872][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.917759][ T32] r10:61c88647 r9:848b9800 r8:8521a72c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.917845][ T32] r4:8521a700 [ 1334.917898][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.917997][ T32] r10:00000000 r9:8521a700 r8:8027ecf4 r7:eb005e60 r6:85201780 r5:848b9800 [ 1334.918025][ T32] r4:00000001 [ 1334.918047][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.918094][ T32] Exception stack(0xeb015fb0 to 0xeb015ff8) [ 1334.918127][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.918183][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.918217][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.918293][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.918333][ T32] r4:847bf540 [ 1334.918724][ T32] INFO: task kworker/1:538:4507 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1334.918762][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.918832][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.918880][ T32] Call trace: [ 1334.918945][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1334.919038][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1334.919067][ T32] r4:00000000 [ 1334.919095][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.919169][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1334.919209][ T32] dd20: ac644000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1334.919243][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1334.919269][ T32] dd60: 80070013 ffffffff [ 1334.919294][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 1334.919524][ T32] r4:e044ddc0 ** 4 printk messages dropped ** [ 1334.919725][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 ** 6 printk messages dropped ** [ 1334.932934][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 ** 9 printk messages dropped ** [ 1334.933458][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1334.933849][ T32] task:kworker/1:539 state:D stack:0 pid:4508 tgid:4508 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1334.934245][ T32] r5:8527a400 r4:829189bc ** 1 printk messages dropped ** [ 1334.934486][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1334.934913][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1334.935224][ T32] r10:61c88647 r9:8527a400 r8:8521a7ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1334.935527][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1334.936518][ T32] Call trace: ** 5 printk messages dropped ** [ 1334.936940][ T32] dd20: aca8f000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 ** 10 printk messages dropped ** [ 1334.937546][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.937852][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1334.938392][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1334.938542][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.938994][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.939326][ T32] r5:8527bc00 r4:829189bc ** 2 printk messages dropped ** [ 1334.939478][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb011e08 ** 9 printk messages dropped ** [ 1334.959247][ T32] r5:00001000 r4:e06ff000 [ 1334.959338][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.959442][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.959524][ T32] r5:8524f78c r4:8524f400 [ 1334.959550][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.959639][ T32] r7:ddde2d40 r6:83018200 r5:8524f78c r4:8521a880 [ 1334.959666][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.959718][ T32] r10:61c88647 r9:8527bc00 r8:8521a8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.959741][ T32] r4:8521a880 [ 1334.959763][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.959843][ T32] r10:00000000 r9:8521a880 r8:8027ecf4 r7:eb005e60 r6:8521a900 r5:8527bc00 [ 1334.959949][ T32] r4:00000001 [ 1334.960349][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.960408][ T32] Exception stack(0xeb011fb0 to 0xeb011ff8) [ 1334.960442][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.960503][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.960537][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.960572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.960598][ T32] r4:847bf980 [ 1334.960993][ T32] INFO: task kworker/1:540:4511 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1334.961032][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.961127][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.961209][ T32] Call trace: [ 1334.961248][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1334.961306][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1334.961352][ T32] r4:00000000 [ 1334.961377][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.961449][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1334.961485][ T32] dd20: ad0c1000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1334.961548][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1334.961605][ T32] dd60: 80070013 ffffffff [ 1334.961658][ T32] r5:80070013 r4:80239bb0 [ 1334.961714][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.961765][ T32] r4:82ac11e4 [ 1334.961786][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.961836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1334.961890][ T32] r4:e044ddc0 [ 1334.961916][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.961964][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1334.962018][ T32] r4:00000000 [ 1334.962074][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.962128][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1334.962151][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.962217][ T32] r5:00001000 r4:ee5d1000 [ 1334.962270][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.962318][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.962390][ T32] r5:8495af8c r4:8495ac00 [ 1334.962445][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.962497][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1334.962520][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1334.962698][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 ** 9 printk messages dropped ** [ 1334.963162][ T32] INFO: task kworker/1:541:4513 blocked for more than 461 seconds. ** 9 printk messages dropped ** [ 1334.963751][ T32] r5:8527c800 r4:829189bc [ 1334.963806][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1334.963931][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.964202][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851fff00 ** 9 printk messages dropped ** [ 1334.964620][ T32] r7:ddde2d40 r6:83018200 r5:8525438c r4:8521a980 ** 6 printk messages dropped ** [ 1334.964910][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1334.965569][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1334.966129][ T32] dd60: 80070013 ffffffff ** 6 printk messages dropped ** [ 1334.966364][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1334.966808][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 ** 7 printk messages dropped ** [ 1334.967119][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) ** 4 printk messages dropped ** [ 1334.967329][ T32] r4:84789140 ** 5 printk messages dropped ** [ 1334.967567][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.967842][ T32] r5:8527d400 r4:829189bc ** 3 printk messages dropped ** [ 1334.968008][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1334.968152][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1334.968564][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1334.968923][ T32] Exception stack(0xeaf79fb0 to 0xeaf79ff8) [ 1334.968953][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.968983][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.969044][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.969111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.969139][ T32] r4:847bfac0 [ 1334.969339][ T32] INFO: task kworker/1:542:4514 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1334.969374][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.969467][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.969512][ T32] Call trace: [ 1334.969573][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1334.969631][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1334.969697][ T32] r4:00000000 [ 1334.969721][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.969791][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1334.969827][ T32] dd20: ad0c1000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1334.969859][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1334.970054][ T32] dd60: 80070013 ffffffff [ 1334.992281][ T32] r5:80070013 r4:80239bb0 [ 1334.992333][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.992405][ T32] r4:82ac11e4 [ 1334.992427][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.992523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1334.992627][ T32] r4:e044ddc0 [ 1334.992731][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.992785][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1334.992812][ T32] r4:00000000 [ 1334.992872][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.992959][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1334.993001][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.993093][ T32] r5:00001000 r4:ee5d1000 [ 1334.993121][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.993164][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.993239][ T32] r5:8495af8c r4:8495ac00 [ 1334.993293][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.993387][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1334.993429][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.993496][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.993553][ T32] r4:847a6d80 [ 1334.993606][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.993661][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1334.993730][ T32] r4:00000001 [ 1334.993786][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.993829][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1334.993937][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.993973][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.994045][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.994157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.994200][ T32] r4:84789140 [ 1334.994256][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.994292][ T32] INFO: task kworker/1:543:4517 blocked for more than 461 seconds. [ 1334.994356][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.994386][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.994441][ T32] task:kworker/1:543 state:D stack:0 pid:4517 tgid:4517 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.994572][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.994621][ T32] Call trace: [ 1334.994666][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1334.994725][ T32] r10:829189c0 r9:eb021d84 r8:00000002 r7:60000113 r6:eb021d8c r5:8527e000 [ 1334.994779][ T32] r4:8527e000 [ 1334.994805][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1334.994884][ T32] r5:8527e000 r4:829189bc [ 1334.994909][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.994952][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.995003][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb021e08 [ 1334.995026][ T32] r4:00000000 [ 1334.995046][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1334.995137][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.995191][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.995257][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847bff40 [ 1334.995318][ T32] r4:00000000 [ 1334.995357][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1334.995441][ T32] r9:83018205 r8:8527e000 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1334.995502][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1334.995552][ T32] r5:00001000 r4:e074b000 [ 1334.995574][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1334.995641][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.995721][ T32] r5:8524ff8c r4:8524fc00 [ 1334.995745][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1334.995823][ T32] r7:ddde2d40 r6:83018200 r5:8524ff8c r4:8521ab80 [ 1334.995885][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1334.995939][ T32] r10:61c88647 r9:8527e000 r8:8521abac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.995991][ T32] r4:8521ab80 [ 1334.996049][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1334.996110][ T32] r10:00000000 r9:8521ab80 r8:8027ecf4 r7:eb019e60 r6:8521ac00 r5:8527e000 [ 1334.996137][ T32] r4:00000001 [ 1334.996157][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.996194][ T32] Exception stack(0xeb021fb0 to 0xeb021ff8) [ 1334.996223][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.996292][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.996357][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.996392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1334.996420][ T32] r4:851ffbc0 [ 1334.996806][ T32] INFO: task kworker/1:543:4517 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1334.996878][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.997006][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.997093][ T32] Call trace: [ 1334.997161][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1334.997219][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1334.997278][ T32] r4:00000000 [ 1334.997302][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.997344][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1334.997377][ T32] dd20: ad617000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1334.997408][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1334.997464][ T32] dd60: 80070013 ffffffff [ 1334.997524][ T32] r5:80070013 r4:80239bb0 [ 1334.997548][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.997629][ T32] r4:82ac11e4 [ 1334.997683][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.997770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1334.997833][ T32] r4:e044ddc0 [ 1334.997893][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1334.998006][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 ** 2 printk messages dropped ** [ 1334.998107][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 ** 8 printk messages dropped ** [ 1334.998639][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1334.999005][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.999412][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.999778][ T32] r5:8527ec00 r4:829189bc [ 1334.999798][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1335.000091][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.022078][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847bfdc0 ** 9 printk messages dropped ** [ 1335.022547][ T32] r7:ddde2d40 r6:83018200 r5:8525478c r4:8521ac80 ** 7 printk messages dropped ** [ 1335.022956][ T32] Exception stack(0xeb029fb0 to 0xeb029ff8) ** 4 printk messages dropped ** [ 1335.023206][ T32] r4:851ffbc0 ** 6 printk messages dropped ** [ 1335.024009][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.024191][ T32] dd60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1335.024408][ T32] r4:e044ddc0 ** 4 printk messages dropped ** [ 1335.024563][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 ** 8 printk messages dropped ** [ 1335.024988][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1335.025359][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1335.025442][ T32] r4:84789140 [ 1335.025467][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.025498][ T32] INFO: task kworker/1:545:4521 blocked for more than 461 seconds. [ 1335.025561][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.025623][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.025679][ T32] task:kworker/1:545 state:D stack:0 pid:4521 tgid:4521 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.025762][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.025835][ T32] Call trace: [ 1335.025907][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1335.025966][ T32] r10:829189c0 r9:eb02dd84 r8:00000002 r7:60000113 r6:eb02dd8c r5:8527b000 [ 1335.026021][ T32] r4:8527b000 [ 1335.026047][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1335.026119][ T32] r5:8527b000 r4:829189bc [ 1335.026185][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.026264][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.026321][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb02de08 [ 1335.026371][ T32] r4:00000000 [ 1335.026395][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1335.026438][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.026479][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.026527][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8479a0c0 [ 1335.026552][ T32] r4:00000000 [ 1335.026573][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.026620][ T32] r9:83018205 r8:8527b000 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1335.026644][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.026717][ T32] r5:00001000 r4:e0813000 [ 1335.026743][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.026786][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.026828][ T32] r5:85254b8c r4:85254800 [ 1335.026857][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.026932][ T32] r7:ddde2d40 r6:83018200 r5:85254b8c r4:8521ad80 [ 1335.026989][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.027043][ T32] r10:61c88647 r9:8527b000 r8:8521adac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.027068][ T32] r4:8521ad80 [ 1335.027131][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.027184][ T32] r10:00000000 r9:8521ad80 r8:8027ecf4 r7:eb029e60 r6:8521ae00 r5:8527b000 [ 1335.027209][ T32] r4:00000001 [ 1335.027262][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.027304][ T32] Exception stack(0xeb02dfb0 to 0xeb02dff8) [ 1335.027335][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.027368][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.027471][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.027538][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.027582][ T32] r4:8479a000 [ 1335.027792][ T32] INFO: task kworker/1:545:4521 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1335.027828][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.027887][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.027961][ T32] Call trace: [ 1335.028066][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1335.028145][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1335.028175][ T32] r4:00000000 [ 1335.028230][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.028276][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1335.028342][ T32] dd20: addc2000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1335.028379][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1335.028406][ T32] dd60: 80070013 ffffffff ** 2 printk messages dropped ** [ 1335.028537][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1335.028692][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1335.029149][ T32] r5:8495af8c r4:8495ac00 ** 3 printk messages dropped ** [ 1335.029363][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1335.029750][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1335.053206][ T32] r4:85280000 ** 1 printk messages dropped ** [ 1335.053274][ T32] r5:85280000 r4:829189bc ** 3 printk messages dropped ** [ 1335.053589][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.053849][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8479a500 ** 8 printk messages dropped ** [ 1335.054334][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1335.054781][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1335.055742][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 ** 11 printk messages dropped ** [ 1335.056288][ T32] r4:e044ddc0 ** 4 printk messages dropped ** [ 1335.056454][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 ** 7 printk messages dropped ** [ 1335.056800][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1335.057186][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1335.057553][ T32] task:kworker/1:547 state:D stack:0 pid:4525 tgid:4525 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1335.058028][ T32] r5:85280c00 r4:829189bc [ 1335.058127][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.058192][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.058328][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb035e08 [ 1335.058389][ T32] r4:00000000 [ 1335.058415][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1335.058460][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.058500][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.058546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8479a380 [ 1335.058570][ T32] r4:00000000 [ 1335.058590][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.058637][ T32] r9:83018205 r8:85280c00 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1335.058658][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.058729][ T32] r5:00001000 r4:e084f000 [ 1335.058755][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.058831][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.058879][ T32] r5:85254f8c r4:85254c00 [ 1335.058945][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.059056][ T32] r7:ddde2d40 r6:83018200 r5:85254f8c r4:8521af80 [ 1335.059135][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.059228][ T32] r10:61c88647 r9:85280c00 r8:8521afac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.059296][ T32] r4:8521af80 [ 1335.059349][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.059435][ T32] r10:00000000 r9:8521af80 r8:8027ecf4 r7:eb031e60 r6:847de000 r5:85280c00 [ 1335.059494][ T32] r4:00000001 [ 1335.059544][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.059586][ T32] Exception stack(0xeb035fb0 to 0xeb035ff8) [ 1335.059615][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.059648][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.059711][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.059748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.059772][ T32] r4:8479a200 [ 1335.080498][ T32] INFO: task kworker/1:547:4525 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1335.080660][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.080744][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.080846][ T32] Call trace: [ 1335.080915][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1335.081016][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1335.081106][ T32] r4:00000000 [ 1335.081133][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.081177][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1335.081212][ T32] dd20: ae95a000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1335.081244][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1335.081269][ T32] dd60: 80070013 ffffffff [ 1335.081295][ T32] r5:80070013 r4:80239bb0 [ 1335.081316][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.081362][ T32] r4:82ac11e4 [ 1335.081383][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.081429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1335.081453][ T32] r4:e044ddc0 [ 1335.081501][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.081553][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1335.081613][ T32] r4:00000000 [ 1335.081673][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.081762][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1335.081812][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.081861][ T32] r5:00001000 r4:ee5d1000 [ 1335.081883][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1335.082110][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 ** 9 printk messages dropped ** [ 1335.082553][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1335.082772][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1335.083078][ T32] r4:85281800 ** 1 printk messages dropped ** [ 1335.083150][ T32] r5:85281800 r4:829189bc ** 1 printk messages dropped ** [ 1335.083242][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.083333][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb039e08 [ 1335.083360][ T32] r4:00000000 [ 1335.083383][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1335.083453][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.083497][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.083545][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8479aa40 [ 1335.083587][ T32] r4:00000000 [ 1335.083639][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.083722][ T32] r9:83018205 r8:85281800 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1335.083750][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.083796][ T32] r5:00001000 r4:eaa17000 [ 1335.083817][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.083858][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.083901][ T32] r5:85255f8c r4:85255c00 [ 1335.083921][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.084020][ T32] r7:ddde2d40 r6:83018200 r5:85255f8c r4:847de080 [ 1335.084046][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.084104][ T32] r10:61c88647 r9:85281800 r8:847de0ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.084157][ T32] r4:847de080 [ 1335.084181][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.084233][ T32] r10:00000000 r9:847de080 r8:8027ecf4 r7:eb031e60 r6:847de100 r5:85281800 [ 1335.084256][ T32] r4:00000001 [ 1335.084276][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.084314][ T32] Exception stack(0xeb039fb0 to 0xeb039ff8) [ 1335.084377][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.084412][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.084442][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.084474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.084528][ T32] r4:8479a300 [ 1335.084876][ T32] INFO: task kworker/1:548:4527 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1335.084944][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.085012][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.085056][ T32] Call trace: [ 1335.085106][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) ** 1 printk messages dropped ** [ 1335.085227][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.085473][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 1335.085767][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 ** 9 printk messages dropped ** [ 1335.086198][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 ** 7 printk messages dropped ** [ 1335.086637][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) ** 6 printk messages dropped ** [ 1335.086978][ T32] INFO: task kworker/1:549:4528 blocked for more than 461 seconds. ** 7 printk messages dropped ** [ 1335.087440][ T32] r4:85282400 ** 1 printk messages dropped ** [ 1335.087571][ T32] r5:85282400 r4:829189bc [ 1335.087595][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1335.087868][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1335.088289][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1335.088597][ T32] r10:61c88647 r9:85282400 r8:847de1ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1335.089071][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1335.089586][ T32] Call trace: ** 5 printk messages dropped ** [ 1335.089821][ T32] dd20: ae95a000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 ** 8 printk messages dropped ** [ 1335.124426][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1335.125168][ T32] r5:8495af8c r4:8495ac00 ** 3 printk messages dropped ** [ 1335.125468][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.125496][ T32] r4:847a6d80 [ 1335.125520][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.125571][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1335.125595][ T32] r4:00000001 [ 1335.125615][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.125654][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1335.125687][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.125760][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.125795][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.125851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.125878][ T32] r4:84789140 [ 1335.125925][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.125962][ T32] INFO: task kworker/1:550:4533 blocked for more than 461 seconds. [ 1335.125998][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.126025][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.126048][ T32] task:kworker/1:550 state:D stack:0 pid:4533 tgid:4533 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.126189][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.126262][ T32] Call trace: [ 1335.126325][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1335.126381][ T32] r10:829189c0 r9:eb041d84 r8:00000002 r7:60000113 r6:eb041d8c r5:85283000 [ 1335.126405][ T32] r4:85283000 [ 1335.126426][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1335.126470][ T32] r5:85283000 r4:829189bc [ 1335.126491][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.126535][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.126586][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb041e08 [ 1335.126610][ T32] r4:00000000 [ 1335.126630][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1335.126695][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.126761][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.126811][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8479a940 [ 1335.126857][ T32] r4:00000000 [ 1335.126903][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.126954][ T32] r9:83018205 r8:85283000 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1335.126977][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.127019][ T32] r5:00001000 r4:e8979000 [ 1335.127041][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.127088][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.127133][ T32] r5:85255b8c r4:85255800 [ 1335.127154][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.127200][ T32] r7:ddde2d40 r6:83018200 r5:85255b8c r4:847de280 [ 1335.127221][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.127291][ T32] r10:61c88647 r9:85283000 r8:847de2ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.127319][ T32] r4:847de280 [ 1335.127340][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.127389][ T32] r10:00000000 r9:847de280 r8:8027ecf4 r7:eb039e60 r6:847de300 r5:85283000 [ 1335.127436][ T32] r4:00000001 [ 1335.127459][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.127499][ T32] Exception stack(0xeb041fb0 to 0xeb041ff8) [ 1335.127549][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.127584][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.127635][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.127671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.127761][ T32] r4:8479a980 [ 1335.128167][ T32] INFO: task kworker/1:550:4533 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1335.128205][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.128312][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.128382][ T32] Call trace: [ 1335.128413][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1335.128489][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 ** 6 printk messages dropped ** [ 1335.128696][ T32] r5:80070013 r4:80239bb0 ** 5 printk messages dropped ** [ 1335.128922][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1335.129379][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 ** 7 printk messages dropped ** [ 1335.129752][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) ** 6 printk messages dropped ** [ 1335.138590][ T32] INFO: task kworker/1:551:4534 blocked for more than 461 seconds. ** 9 printk messages dropped ** [ 1335.139105][ T32] r5:85284800 r4:829189bc ** 3 printk messages dropped ** [ 1335.139248][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.139430][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8479ac00 ** 4 printk messages dropped ** [ 1335.139646][ T32] r5:00001000 r4:eaa53000 [ 1335.139672][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.139716][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.139758][ T32] r5:8525638c r4:85256000 [ 1335.139779][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.139855][ T32] r7:ddde2d40 r6:83018200 r5:8525638c r4:847de380 [ 1335.139881][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.139998][ T32] r10:61c88647 r9:85284800 r8:847de3ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.150785][ T32] r4:847de380 [ 1335.150830][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.150908][ T32] r10:00000000 r9:847de380 r8:8027ecf4 r7:eb039e60 r6:847de400 r5:85284800 [ 1335.151011][ T32] r4:00000001 [ 1335.151040][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.151092][ T32] Exception stack(0xeb03dfb0 to 0xeb03dff8) [ 1335.151129][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.151187][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.151250][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.151289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.151379][ T32] r4:8479a7c0 [ 1335.151818][ T32] INFO: task kworker/1:551:4534 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1335.151906][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.152017][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.152071][ T32] Call trace: [ 1335.152113][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1335.152241][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1335.152273][ T32] r4:00000000 [ 1335.152296][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.152341][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1335.152374][ T32] dd20: af5e8000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1335.152406][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1335.152431][ T32] dd60: 80070013 ffffffff [ 1335.152457][ T32] r5:80070013 r4:80239bb0 [ 1335.152503][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.152553][ T32] r4:82ac11e4 [ 1335.152574][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.152622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1335.152664][ T32] r4:e044ddc0 [ 1335.152688][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1335.152902][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1335.153269][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1335.153713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 6 printk messages dropped ** [ 1335.153917][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.154237][ T32] r5:85285400 r4:829189bc [ 1335.154295][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1335.154447][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.154613][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8479ad80 ** 8 printk messages dropped ** [ 1335.154965][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1335.155297][ T32] Exception stack(0xeb045fb0 to 0xeb045ff8) ** 7 printk messages dropped ** [ 1335.155948][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1335.156357][ T32] dd20: af5e8000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 ** 7 printk messages dropped ** [ 1335.156665][ T32] r4:e044ddc0 ** 4 printk messages dropped ** [ 1335.156840][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 ** 9 printk messages dropped ** [ 1335.157448][ T32] r4:847a6d80 ** 6 printk messages dropped ** [ 1335.157722][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.157983][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1335.158406][ T32] r5:85286000 r4:829189bc ** 1 printk messages dropped ** [ 1335.158471][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.158549][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb049e08 [ 1335.158577][ T32] r4:00000000 [ 1335.158619][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1335.158749][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.158793][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.158841][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8479af40 [ 1335.158894][ T32] r4:00000000 [ 1335.158917][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.158965][ T32] r9:83018205 r8:85286000 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1335.159010][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.159058][ T32] r5:00001000 r4:eaad5000 [ 1335.159092][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.159138][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.159219][ T32] r5:85256b8c r4:85256800 [ 1335.159264][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.159315][ T32] r7:ddde2d40 r6:83018200 r5:85256b8c r4:847de580 [ 1335.159338][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.159388][ T32] r10:61c88647 r9:85286000 r8:847de5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.159416][ T32] r4:847de580 [ 1335.159436][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.159484][ T32] r10:00000000 r9:847de580 r8:8027ecf4 r7:eb045e60 r6:847de600 r5:85286000 [ 1335.159509][ T32] r4:00000001 [ 1335.159529][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.159588][ T32] Exception stack(0xeb049fb0 to 0xeb049ff8) [ 1335.159621][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.159684][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.159717][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.159749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.159772][ T32] r4:8479acc0 [ 1335.182773][ T32] INFO: task kworker/1:553:4537 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1335.182897][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.182982][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.183045][ T32] Call trace: [ 1335.183078][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1335.183172][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1335.183224][ T32] r4:00000000 [ 1335.183272][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.183320][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1335.183355][ T32] dd20: af99a000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1335.183388][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1335.183424][ T32] dd60: 80070013 ffffffff [ 1335.183476][ T32] r5:80070013 r4:80239bb0 [ 1335.183511][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.183581][ T32] r4:82ac11e4 [ 1335.183608][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.183658][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1335.183705][ T32] r4:e044ddc0 [ 1335.183730][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.183778][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1335.183838][ T32] r4:00000000 [ 1335.183879][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.183931][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1335.183977][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.184023][ T32] r5:00001000 r4:ee5d1000 [ 1335.184055][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.184109][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.184158][ T32] r5:8495af8c r4:8495ac00 [ 1335.184181][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.184251][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1335.184277][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.184340][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.184367][ T32] r4:847a6d80 [ 1335.184390][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.184441][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1335.184465][ T32] r4:00000001 [ 1335.184485][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.184544][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1335.184600][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.184649][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.184681][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.184714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 2 printk messages dropped ** [ 1335.184811][ T32] INFO: task kworker/1:554:4540 blocked for more than 461 seconds. ** 9 printk messages dropped ** [ 1335.185299][ T32] r5:85286c00 r4:829189bc [ 1335.185321][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1335.185484][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.185675][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84737040 ** 9 printk messages dropped ** [ 1335.186132][ T32] r7:ddde2d40 r6:83018200 r5:8525738c r4:847de680 ** 6 printk messages dropped ** [ 1335.186475][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1335.187265][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1335.187627][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 ** 7 printk messages dropped ** [ 1335.187981][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 3 printk messages dropped ** [ 1335.188153][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1335.188176][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.188218][ T32] r5:00001000 r4:ee5d1000 [ 1335.188261][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.188329][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.188441][ T32] r5:8495af8c r4:8495ac00 [ 1335.188486][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.188538][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1335.188560][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.188610][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.188634][ T32] r4:847a6d80 [ 1335.188668][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.188722][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1335.188747][ T32] r4:00000001 [ 1335.188768][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.188806][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1335.188898][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.188933][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.189004][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.189040][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.189116][ T32] r4:84789140 [ 1335.189141][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.189169][ T32] INFO: task kworker/1:555:4542 blocked for more than 461 seconds. [ 1335.189199][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.189224][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.189245][ T32] task:kworker/1:555 state:D stack:0 pid:4542 tgid:4542 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.189337][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.189390][ T32] Call trace: [ 1335.189450][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1335.189504][ T32] r10:829189c0 r9:eb051d84 r8:00000002 r7:60000113 r6:eb051d8c r5:85283c00 [ 1335.189530][ T32] r4:85283c00 [ 1335.189572][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1335.189623][ T32] r5:85283c00 r4:829189bc [ 1335.189645][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.189688][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.189773][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb051e08 [ 1335.189814][ T32] r4:00000000 [ 1335.189838][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1335.189880][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.189961][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.208610][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8479a440 [ 1335.208664][ T32] r4:00000000 [ 1335.208704][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.208815][ T32] r9:83018205 r8:85283c00 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1335.208845][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.208906][ T32] r5:00001000 r4:eac89000 [ 1335.208951][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.209029][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.209107][ T32] r5:85256f8c r4:85256c00 [ 1335.209140][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.209195][ T32] r7:ddde2d40 r6:83018200 r5:85256f8c r4:847de780 [ 1335.209219][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.209294][ T32] r10:61c88647 r9:85283c00 r8:847de7ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.209347][ T32] r4:847de780 [ 1335.209375][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.209445][ T32] r10:00000000 r9:847de780 r8:8027ecf4 r7:eb04de60 r6:847de800 r5:85283c00 [ 1335.209476][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1335.209541][ T32] Exception stack(0xeb051fb0 to 0xeb051ff8) ** 6 printk messages dropped ** [ 1335.214542][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1335.215274][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 ** 9 printk messages dropped ** [ 1335.215708][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1335.216123][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 ** 9 printk messages dropped ** [ 1335.216564][ T32] INFO: task kworker/1:556:4544 blocked for more than 461 seconds. ** 9 printk messages dropped ** [ 1335.217028][ T32] r5:85288000 r4:829189bc ** 1 printk messages dropped ** [ 1335.217119][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1335.217200][ T32] r4:00000000 [ 1335.217220][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1335.217261][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.217318][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.217392][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84737280 [ 1335.217420][ T32] r4:00000000 [ 1335.217466][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.217516][ T32] r9:83018205 r8:85288000 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1335.217539][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.217582][ T32] r5:00001000 r4:eacef000 [ 1335.217614][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.217681][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.217729][ T32] r5:8525778c r4:85257400 [ 1335.217750][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.217819][ T32] r7:ddde2d40 r6:83018200 r5:8525778c r4:847de880 [ 1335.217843][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.217895][ T32] r10:61c88647 r9:85288000 r8:847de8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.217919][ T32] r4:847de880 [ 1335.217940][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.217989][ T32] r10:00000000 r9:847de880 r8:8027ecf4 r7:eb04de60 r6:847de900 r5:85288000 [ 1335.218035][ T32] r4:00000001 [ 1335.218086][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.218129][ T32] Exception stack(0xeb055fb0 to 0xeb055ff8) [ 1335.218158][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.218205][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.218236][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1335.218765][ T32] Call trace: ** 5 printk messages dropped ** [ 1335.219045][ T32] dd20: afe48000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 ** 9 printk messages dropped ** [ 1335.219479][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 ** 10 printk messages dropped ** [ 1335.236178][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1335.236285][ T32] r4:847a6d80 [ 1335.236307][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.236358][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1335.236405][ T32] r4:00000001 [ 1335.236432][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.236473][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1335.236506][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.236538][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.236567][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.236621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.236649][ T32] r4:84789140 [ 1335.236675][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.236706][ T32] INFO: task kworker/1:557:4547 blocked for more than 461 seconds. [ 1335.236740][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.236766][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.236790][ T32] task:kworker/1:557 state:D stack:0 pid:4547 tgid:4547 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.236850][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.236926][ T32] Call trace: [ 1335.236987][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1335.237061][ T32] r10:829189c0 r9:eb059d84 r8:00000002 r7:60000013 r6:eb059d8c r5:85288c00 [ 1335.237095][ T32] r4:85288c00 [ 1335.237119][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1335.237165][ T32] r5:85288c00 r4:829189bc [ 1335.237186][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.237229][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.237302][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb059e08 [ 1335.237330][ T32] r4:00000000 [ 1335.237353][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1335.237394][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.237453][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.237505][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84737440 [ 1335.237530][ T32] r4:00000000 [ 1335.237588][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.237642][ T32] r9:83018205 r8:85288c00 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1335.237666][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.237731][ T32] r5:00001000 r4:ead0d000 [ 1335.237757][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.237801][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.237843][ T32] r5:85257b8c r4:85257800 [ 1335.237865][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.237911][ T32] r7:ddde2d40 r6:83018200 r5:85257b8c r4:847de980 [ 1335.237955][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.238017][ T32] r10:61c88647 r9:85288c00 r8:847de9ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.238053][ T32] r4:847de980 [ 1335.238100][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.238158][ T32] r10:00000000 r9:847de980 r8:8027ecf4 r7:eb055e60 r6:847dea00 r5:85288c00 ** 6 printk messages dropped ** [ 1335.238432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1335.239267][ T32] Exception stack(0xe044dd20 to 0xe044dd68) ** 7 printk messages dropped ** [ 1335.239558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 ** 8 printk messages dropped ** [ 1335.253861][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1335.254342][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 ** 9 printk messages dropped ** [ 1335.254749][ T32] INFO: task kworker/1:558:4548 blocked for more than 461 seconds. ** 9 printk messages dropped ** [ 1335.255273][ T32] r5:85289800 r4:829189bc [ 1335.255306][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1335.255514][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1335.255901][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1335.256336][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1335.257058][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1335.257660][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 ** 5 printk messages dropped ** [ 1335.257856][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 ** 8 printk messages dropped ** [ 1335.258292][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 3 printk messages dropped ** [ 1335.258436][ T32] r4:00000001 [ 1335.258456][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.258494][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1335.258545][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.258581][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.258632][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.258676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.258703][ T32] r4:84789140 [ 1335.258724][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.258750][ T32] INFO: task kworker/1:559:4550 blocked for more than 461 seconds. [ 1335.258780][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.258804][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.258825][ T32] task:kworker/1:559 state:D stack:0 pid:4550 tgid:4550 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.258897][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.258952][ T32] Call trace: [ 1335.258988][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1335.259048][ T32] r10:829189c0 r9:eb061d84 r8:00000002 r7:60000113 r6:eb061d8c r5:8528a400 [ 1335.259078][ T32] r4:8528a400 [ 1335.259106][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1335.259151][ T32] r5:8528a400 r4:829189bc [ 1335.259172][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.259245][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.259301][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb061e08 [ 1335.259327][ T32] r4:00000000 [ 1335.259347][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1335.259408][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.259476][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.259550][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84737980 [ 1335.259577][ T32] r4:00000000 [ 1335.259598][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.259645][ T32] r9:83018205 r8:8528a400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1335.259667][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.259710][ T32] r5:00001000 r4:eae5b000 [ 1335.259730][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.259771][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.259838][ T32] r5:8511078c r4:85110400 [ 1335.259871][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.259920][ T32] r7:ddde2d40 r6:83018200 r5:8511078c r4:847deb80 [ 1335.275027][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.275172][ T32] r10:61c88647 r9:8528a400 r8:847debac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.275203][ T32] r4:847deb80 ** 3 printk messages dropped ** [ 1335.275374][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1335.276072][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1335.277095][ T32] r4:e044ddc0 ** 4 printk messages dropped ** [ 1335.277277][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 ** 6 printk messages dropped ** [ 1335.277625][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 ** 9 printk messages dropped ** [ 1335.278075][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1335.278307][ T32] INFO: task kworker/1:560:4551 blocked for more than 461 seconds. [ 1335.278364][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.278395][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.278418][ T32] task:kworker/1:560 state:D stack:0 pid:4551 tgid:4551 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.278589][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.278679][ T32] Call trace: [ 1335.278740][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1335.278796][ T32] r10:829189c0 r9:eb069d84 r8:00000002 r7:60000113 r6:eb069d8c r5:8528b000 [ 1335.278836][ T32] r4:8528b000 [ 1335.278859][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1335.278941][ T32] r5:8528b000 r4:829189bc [ 1335.278965][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.279029][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.279090][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb069e08 [ 1335.279116][ T32] r4:00000000 [ 1335.279136][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1335.279177][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.279237][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.279288][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847377c0 [ 1335.279322][ T32] r4:00000000 [ 1335.279347][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.279432][ T32] r9:83018205 r8:8528b000 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1335.279475][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.279521][ T32] r5:00001000 r4:ead43000 [ 1335.279542][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.279585][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.279627][ T32] r5:8511038c r4:85110000 [ 1335.279647][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.279692][ T32] r7:ddde2d40 r6:83018200 r5:8511038c r4:847dec80 [ 1335.279713][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.279762][ T32] r10:61c88647 r9:8528b000 r8:847decac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.279806][ T32] r4:847dec80 [ 1335.279830][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.293349][ T32] r10:00000000 r9:847dec80 r8:8027ecf4 r7:eb061e60 r6:847ded00 r5:8528b000 [ 1335.293461][ T32] r4:00000001 [ 1335.293513][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.293576][ T32] Exception stack(0xeb069fb0 to 0xeb069ff8) [ 1335.293610][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.293642][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.293671][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.293703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.293726][ T32] r4:84737480 [ 1335.294149][ T32] INFO: task kworker/1:560:4551 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1335.294206][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.294352][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.294443][ T32] Call trace: [ 1335.294505][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1335.294563][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1335.294610][ T32] r4:00000000 [ 1335.294635][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.294701][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1335.294737][ T32] dd20: b0c72000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1335.294769][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1335.294793][ T32] dd60: 80070013 ffffffff [ 1335.294818][ T32] r5:80070013 r4:80239bb0 [ 1335.294839][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.294904][ T32] r4:82ac11e4 [ 1335.294929][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.294978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1335.295002][ T32] r4:e044ddc0 [ 1335.295023][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.295069][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1335.295100][ T32] r4:00000000 [ 1335.295120][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.295168][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1335.295200][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.295273][ T32] r5:00001000 r4:ee5d1000 [ 1335.295297][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.295366][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.295414][ T32] r5:8495af8c r4:8495ac00 [ 1335.295437][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.295486][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1335.295508][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.295580][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.295616][ T32] r4:847a6d80 [ 1335.295639][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.295747][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1335.295774][ T32] r4:00000001 [ 1335.295795][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.295833][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1335.295891][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.295926][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.295957][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.296011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.296061][ T32] r4:84789140 [ 1335.296092][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.296143][ T32] INFO: task kworker/1:561:4554 blocked for more than 461 seconds. [ 1335.296182][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.296229][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1335.296353][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.296648][ T32] r5:8528bc00 r4:829189bc [ 1335.296671][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1335.296837][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1335.296941][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1335.297208][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1335.297454][ T32] r10:61c88647 r9:8528bc00 r8:847dedac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 5 printk messages dropped ** [ 1335.297717][ T32] Exception stack(0xeb065fb0 to 0xeb065ff8) ** 3 printk messages dropped ** [ 1335.297868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1335.298549][ T32] Exception stack(0xe044dd20 to 0xe044dd68) ** 5 printk messages dropped ** [ 1335.298754][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1335.298889][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1335.299352][ T32] r5:8495af8c r4:8495ac00 ** 7 printk messages dropped ** [ 1335.299659][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1335.299852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1335.323263][ T32] r10:829189c0 r9:eb075d84 r8:00000002 r7:60000013 r6:eb075d8c r5:8528c800 ** 4 printk messages dropped ** [ 1335.323489][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1335.323859][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1335.324000][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.324085][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.324134][ T32] r5:85110f8c r4:85110c00 [ 1335.324155][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.324205][ T32] r7:ddde2d40 r6:83018200 r5:85110f8c r4:847dee80 [ 1335.324228][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.324278][ T32] r10:61c88647 r9:8528c800 r8:847deeac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.324302][ T32] r4:847dee80 [ 1335.324345][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.324399][ T32] r10:00000000 r9:847dee80 r8:8027ecf4 r7:eb065e60 r6:847def00 r5:8528c800 [ 1335.324423][ T32] r4:00000001 [ 1335.324465][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.324517][ T32] Exception stack(0xeb075fb0 to 0xeb075ff8) [ 1335.324572][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.324624][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.324689][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.324754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.324793][ T32] r4:84737900 [ 1335.325191][ T32] INFO: task kworker/1:562:4556 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1335.325230][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.325321][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.325421][ T32] Call trace: [ 1335.325456][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1335.325512][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1335.325563][ T32] r4:00000000 [ 1335.325609][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.325666][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1335.325704][ T32] dd20: b11e9000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1335.325737][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1335.325793][ T32] dd60: 80070013 ffffffff [ 1335.325838][ T32] r5:80070013 r4:80239bb0 [ 1335.325863][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.325937][ T32] r4:82ac11e4 [ 1335.325983][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.326095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1335.326124][ T32] r4:e044ddc0 [ 1335.326146][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.326223][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1335.326289][ T32] r4:00000000 [ 1335.326315][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.326386][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1335.326435][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.326504][ T32] r5:00001000 r4:ee5d1000 [ 1335.326551][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.326633][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.326683][ T32] r5:8495af8c r4:8495ac00 [ 1335.326726][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.326779][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1335.326801][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.326851][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.326876][ T32] r4:847a6d80 [ 1335.326896][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.326946][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1335.326971][ T32] r4:00000001 [ 1335.327015][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.327056][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1335.327113][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.327149][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.327179][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.327227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.327259][ T32] r4:84789140 [ 1335.327281][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.327308][ T32] INFO: task kworker/1:563:4558 blocked for more than 461 seconds. [ 1335.327337][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.327362][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.327383][ T32] task:kworker/1:563 state:D stack:0 pid:4558 tgid:4558 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.327438][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.327532][ T32] Call trace: [ 1335.327568][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1335.327642][ T32] r10:829189c0 r9:eb081d84 r8:00000002 r7:60000113 r6:eb081d8c r5:8528d400 ** 2 printk messages dropped ** [ 1335.327759][ T32] r5:8528d400 r4:829189bc ** 1 printk messages dropped ** [ 1335.327824][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1335.328148][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84737f80 ** 8 printk messages dropped ** [ 1335.328541][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1335.328930][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.329386][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1335.329758][ T32] dd60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1335.340801][ T32] r4:e044ddc0 ** 4 printk messages dropped ** [ 1335.341012][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 ** 7 printk messages dropped ** [ 1335.341607][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1335.341964][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1335.342413][ T32] Call trace: [ 1335.342447][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1335.342503][ T32] r10:829189c0 r9:eb08dd84 r8:00000002 r7:60000013 r6:eb08dd8c r5:8528e000 [ 1335.342568][ T32] r4:8528e000 [ 1335.342648][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1335.342697][ T32] r5:8528e000 r4:829189bc [ 1335.342731][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.342834][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.342915][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb08de08 [ 1335.342944][ T32] r4:00000000 [ 1335.342965][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1335.343034][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.343140][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.343192][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84737d80 [ 1335.343231][ T32] r4:00000000 [ 1335.343285][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.343335][ T32] r9:83018205 r8:8528e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1335.343357][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.343400][ T32] r5:00001000 r4:eb089000 [ 1335.343446][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.343492][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.343537][ T32] r5:8511138c r4:85111000 [ 1335.343557][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.343603][ T32] r7:ddde2d40 r6:83018200 r5:8511138c r4:85076080 [ 1335.343624][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.343702][ T32] r10:61c88647 r9:8528e000 r8:850760ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.343730][ T32] r4:85076080 [ 1335.343794][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.343848][ T32] r10:00000000 r9:85076080 r8:8027ecf4 r7:eb081e60 r6:85076100 r5:8528e000 [ 1335.343872][ T32] r4:00000001 [ 1335.343905][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.343970][ T32] Exception stack(0xeb08dfb0 to 0xeb08dff8) [ 1335.344001][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.344033][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.344063][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.344101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.344126][ T32] r4:84737cc0 [ 1335.344477][ T32] INFO: task kworker/1:564:4560 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1335.344515][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.344575][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.344617][ T32] Call trace: [ 1335.344693][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1335.344780][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1335.344809][ T32] r4:00000000 [ 1335.344830][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.344898][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1335.344962][ T32] dd20: b11e9000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1335.345049][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1335.345087][ T32] dd60: 80070013 ffffffff [ 1335.345167][ T32] r5:80070013 r4:80239bb0 [ 1335.345194][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.345265][ T32] r4:82ac11e4 [ 1335.345291][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.345341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1335.345390][ T32] r4:e044ddc0 [ 1335.345442][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.345493][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1335.345519][ T32] r4:00000000 [ 1335.345554][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.345605][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1335.345654][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.345730][ T32] r5:00001000 r4:ee5d1000 [ 1335.345754][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.345808][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.345878][ T32] r5:8495af8c r4:8495ac00 [ 1335.345929][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.345983][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1335.346005][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.346057][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.346110][ T32] r4:847a6d80 [ 1335.346147][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.346270][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1335.346299][ T32] r4:00000001 [ 1335.346321][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.346384][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1335.346436][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1335.346557][ T32] r4:84789140 ** 5 printk messages dropped ** [ 1335.346845][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.347091][ T32] r5:8528ec00 r4:829189bc ** 1 printk messages dropped ** [ 1335.347178][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1335.347693][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1335.348084][ T32] r10:61c88647 r9:8528ec00 r8:850761ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1335.348500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 3 printk messages dropped ** [ 1335.348926][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1335.349312][ T32] dd20: b11e9000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 ** 7 printk messages dropped ** [ 1335.349589][ T32] r4:e044ddc0 ** 5 printk messages dropped ** [ 1335.373116][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1335.373805][ T32] r4:847a6d80 ** 4 printk messages dropped ** [ 1335.373962][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) ** 2 printk messages dropped ** [ 1335.374117][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.374199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.374243][ T32] r4:84789140 [ 1335.374273][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.374332][ T32] INFO: task kworker/1:566:4564 blocked for more than 461 seconds. [ 1335.374372][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.374400][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.374425][ T32] task:kworker/1:566 state:D stack:0 pid:4564 tgid:4564 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.374538][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.374722][ T32] Call trace: [ 1335.374762][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1335.374822][ T32] r10:829189c0 r9:eb0a5d84 r8:00000002 r7:60000013 r6:eb0a5d8c r5:85290000 [ 1335.374849][ T32] r4:85290000 [ 1335.374872][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1335.374917][ T32] r5:85290000 r4:829189bc [ 1335.374939][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.374982][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.375062][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0a5e08 [ 1335.375097][ T32] r4:00000000 [ 1335.375120][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1335.375162][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.375206][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.375253][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ff640 [ 1335.375278][ T32] r4:00000000 [ 1335.375299][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.375376][ T32] r9:83018205 r8:85290000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c5000 [ 1335.375406][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.375451][ T32] r5:00001000 r4:eb0cd000 [ 1335.375501][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.375563][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.375690][ T32] r5:8511238c r4:85112000 [ 1335.375740][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.375803][ T32] r7:ddde2d40 r6:83018200 r5:8511238c r4:85076280 [ 1335.375853][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.375909][ T32] r10:61c88647 r9:85290000 r8:850762ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.375935][ T32] r4:85076280 [ 1335.375955][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.376007][ T32] r10:00000000 r9:85076280 r8:8027ecf4 r7:eb099e60 r6:85076300 r5:85290000 [ 1335.376032][ T32] r4:00000001 [ 1335.376053][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.376099][ T32] Exception stack(0xeb0a5fb0 to 0xeb0a5ff8) [ 1335.376154][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.376199][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.376244][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.376341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.376369][ T32] r4:850ff080 [ 1335.376792][ T32] INFO: task kworker/1:566:4564 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1335.376840][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1335.377282][ T32] dd20: b16ba000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 ** 10 printk messages dropped ** [ 1335.377735][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1335.377986][ T32] r5:8495af8c r4:8495ac00 ** 7 printk messages dropped ** [ 1335.378398][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1335.378633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1335.379164][ T32] r10:829189c0 r9:eb06dd84 r8:00000002 r7:60000113 r6:eb06dd8c r5:85291800 ** 5 printk messages dropped ** [ 1335.379626][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb06de08 ** 5 printk messages dropped ** [ 1335.400559][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.400823][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1335.401161][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1335.401450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 7 printk messages dropped ** [ 1335.402290][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.402597][ T32] r5:80070013 r4:80239bb0 ** 5 printk messages dropped ** [ 1335.403041][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1335.403566][ T32] r5:8495af8c r4:8495ac00 ** 4 printk messages dropped ** [ 1335.403903][ T32] r4:847a6d80 ** 6 printk messages dropped ** [ 1335.404256][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.404635][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.404680][ T32] Call trace: [ 1335.404730][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1335.404787][ T32] r10:829189c0 r9:eb0d5d84 r8:00000002 r7:60000113 r6:eb0d5d8c r5:85293000 [ 1335.404812][ T32] r4:85293000 [ 1335.404912][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1335.405015][ T32] r5:85293000 r4:829189bc [ 1335.405042][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.405096][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.405237][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0d5e08 [ 1335.405271][ T32] r4:00000000 [ 1335.405292][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1335.405362][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.405407][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.405457][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8482a740 [ 1335.405480][ T32] r4:00000000 [ 1335.405551][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.405734][ T32] r9:83018005 r8:85293000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c7000 [ 1335.405767][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.405813][ T32] r5:00001000 r4:eb0dd000 [ 1335.405836][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.405880][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.405923][ T32] r5:851ce78c r4:851ce400 [ 1335.405943][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.405988][ T32] r7:dddced40 r6:83018000 r5:851ce78c r4:85201800 [ 1335.406026][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.406087][ T32] r10:61c88647 r9:85293000 r8:8520182c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.406142][ T32] r4:85201800 [ 1335.406181][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.406263][ T32] r10:00000000 r9:85201800 r8:8027ecf4 r7:eae99e60 r6:85076480 r5:85293000 [ 1335.406291][ T32] r4:00000001 [ 1335.406316][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.406358][ T32] Exception stack(0xeb0d5fb0 to 0xeb0d5ff8) [ 1335.406416][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.406453][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.406510][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.406551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.406576][ T32] r4:8482a400 [ 1335.406856][ T32] INFO: task kworker/0:156:4569 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1335.406896][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.406958][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.407023][ T32] Call trace: [ 1335.407054][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1335.407119][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1335.407222][ T32] r4:00000000 [ 1335.407248][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.407293][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1335.407327][ T32] dd20: b1a1e000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1335.407360][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1335.407440][ T32] dd60: 80070013 ffffffff [ 1335.407471][ T32] r5:80070013 r4:80239bb0 [ 1335.407493][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.407562][ T32] r4:82ac11e4 [ 1335.407677][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.407730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1335.407775][ T32] r4:e044ddc0 [ 1335.407801][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 3 printk messages dropped ** [ 1335.408021][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 ** 8 printk messages dropped ** [ 1335.408564][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1335.409230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1335.409785][ T32] r4:85292400 ** 1 printk messages dropped ** [ 1335.442725][ T32] r5:85292400 r4:829189bc ** 3 printk messages dropped ** [ 1335.443110][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.443436][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ffa00 ** 9 printk messages dropped ** [ 1335.443966][ T32] r7:ddde2d40 r6:83018200 r5:8511278c r4:85076500 ** 7 printk messages dropped ** [ 1335.444295][ T32] Exception stack(0xeb0e1fb0 to 0xeb0e1ff8) ** 4 printk messages dropped ** [ 1335.444480][ T32] r4:850ff580 ** 3 printk messages dropped ** [ 1335.445223][ T32] Call trace: ** 5 printk messages dropped ** [ 1335.445468][ T32] dd20: b1f2f000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 ** 1 printk messages dropped ** [ 1335.445582][ T32] dd60: 80070013 ffffffff [ 1335.445720][ T32] r5:80070013 r4:80239bb0 [ 1335.445746][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.445793][ T32] r4:82ac11e4 [ 1335.445814][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.445863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1335.445888][ T32] r4:e044ddc0 [ 1335.445909][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.445962][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1335.446019][ T32] r4:00000000 [ 1335.446044][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.446127][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1335.446156][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.446219][ T32] r5:00001000 r4:ee5d1000 [ 1335.446241][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.446284][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.446327][ T32] r5:8495af8c r4:8495ac00 [ 1335.446348][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.446428][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1335.446454][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.446506][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.446530][ T32] r4:847a6d80 [ 1335.446551][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.446705][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1335.446742][ T32] r4:00000001 [ 1335.446763][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.446821][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1335.446854][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.446886][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.446916][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.446948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.446972][ T32] r4:84789140 [ 1335.446996][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.447039][ T32] INFO: task kworker/0:157:4572 blocked for more than 461 seconds. [ 1335.447077][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.447122][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.447150][ T32] task:kworker/0:157 state:D stack:0 pid:4572 tgid:4572 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.447228][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.447274][ T32] Call trace: ** 2 printk messages dropped ** [ 1335.447393][ T32] r4:848bb000 [ 1335.447418][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1335.447462][ T32] r5:848bb000 r4:829189bc [ 1335.447483][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.447539][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.447598][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0b1e08 [ 1335.447625][ T32] r4:00000000 [ 1335.447648][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1335.447690][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.447729][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.447776][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c6480 [ 1335.447800][ T32] r4:00000000 [ 1335.447820][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.447895][ T32] r9:83018005 r8:848bb000 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1335.447932][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.447978][ T32] r5:00001000 r4:eabb1000 [ 1335.448014][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.448060][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.448110][ T32] r5:851cf78c r4:851cf400 [ 1335.448131][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1335.448262][ T32] r10:61c88647 r9:848bb000 r8:852018ac r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1335.448658][ T32] r4:8482a5c0 ** 2 printk messages dropped ** [ 1335.448965][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1335.449406][ T32] dd60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1335.449676][ T32] r4:e044ddc0 ** 2 printk messages dropped ** [ 1335.449776][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.466533][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1335.467094][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 ** 10 printk messages dropped ** [ 1335.467532][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1335.468034][ T32] r4:848bd400 ** 1 printk messages dropped ** [ 1335.468188][ T32] r5:848bd400 r4:829189bc ** 5 printk messages dropped ** [ 1335.468447][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1335.468932][ T32] r5:851ceb8c r4:851ce800 ** 6 printk messages dropped ** [ 1335.469203][ T32] r10:00000000 r9:85201980 r8:8027ecf4 r7:eb0b1e60 r6:85201a00 r5:848bd400 ** 1 printk messages dropped ** [ 1335.469311][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.469365][ T32] Exception stack(0xeb0c5fb0 to 0xeb0c5ff8) [ 1335.469404][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.469440][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.469469][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.469501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.469607][ T32] r4:8482a5c0 [ 1335.490536][ T32] INFO: task kworker/0:158:4573 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1335.490667][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.490775][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.490847][ T32] Call trace: [ 1335.490887][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1335.490986][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1335.491020][ T32] r4:00000000 [ 1335.491046][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.491102][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1335.491145][ T32] dd20: b2668000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1335.491203][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1335.491237][ T32] dd60: 80070013 ffffffff [ 1335.491282][ T32] r5:80070013 r4:80239bb0 [ 1335.491309][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.491362][ T32] r4:82ac11e4 [ 1335.491419][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.491476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1335.491503][ T32] r4:e044ddc0 [ 1335.491551][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.491633][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1335.491705][ T32] r4:00000000 [ 1335.491757][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.491815][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1335.491841][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.491890][ T32] r5:00001000 r4:ee5d1000 [ 1335.491914][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.492014][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.492138][ T32] r5:8495af8c r4:8495ac00 [ 1335.492300][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.492355][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 ** 1 printk messages dropped ** [ 1335.492431][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1335.492816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1335.493394][ T32] r5:85290c00 r4:829189bc [ 1335.493415][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1335.493655][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1335.493978][ T32] r5:00001000 r4:dfcab000 ** 6 printk messages dropped ** [ 1335.494294][ T32] r10:61c88647 r9:85290c00 r8:8507662c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1335.494574][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.495536][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 ** 11 printk messages dropped ** [ 1335.496319][ T32] r4:e044ddc0 ** 5 printk messages dropped ** [ 1335.496705][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1335.497509][ T32] r4:847a6d80 ** 6 printk messages dropped ** [ 1335.497839][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1335.498426][ T32] task:kworker/1:570 state:D stack:0 pid:4577 tgid:4577 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1335.499168][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1335.499255][ T32] r4:00000000 [ 1335.499277][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1335.499411][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.499460][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.499613][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ffd80 [ 1335.499729][ T32] r4:00000000 [ 1335.499825][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.499945][ T32] r9:83018205 r8:85293c00 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1335.511856][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.511948][ T32] r5:00001000 r4:dfbb3000 [ 1335.511975][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.512022][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.512068][ T32] r5:85112f8c r4:85112c00 [ 1335.512098][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.512150][ T32] r7:ddde2d40 r6:83018200 r5:85112f8c r4:85076700 [ 1335.512172][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.512286][ T32] r10:61c88647 r9:85293c00 r8:8507672c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.512316][ T32] r4:85076700 [ 1335.512338][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.512426][ T32] r10:00000000 r9:85076700 r8:8027ecf4 r7:eb0f1e60 r6:85201a80 r5:85293c00 [ 1335.512456][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1335.512561][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) ** 14 printk messages dropped ** [ 1335.514191][ T32] dd20: b2668000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 ** 17 printk messages dropped ** [ 1335.515100][ T32] r5:8495af8c r4:8495ac00 ** 12 printk messages dropped ** [ 1335.515610][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1335.516532][ T32] r5:848be000 r4:829189bc ** 3 printk messages dropped ** [ 1335.516912][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1335.517450][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 18 printk messages dropped ** [ 1335.518824][ T32] r4:850ffc80 ** 9 printk messages dropped ** [ 1335.519773][ T32] dd20: b2668000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 ** 19 printk messages dropped ** [ 1335.539311][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 ** 14 printk messages dropped ** [ 1335.551011][ T32] INFO: task kworker/1:572:4583 blocked for more than 462 seconds. ** 13 printk messages dropped ** [ 1335.551674][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1335.552449][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.552577][ T32] r5:85113f8c r4:85113c00 [ 1335.552604][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.552654][ T32] r7:ddde2d40 r6:83018200 r5:85113f8c r4:85076800 [ 1335.552695][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.552813][ T32] r10:61c88647 r9:848bec00 r8:8507682c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.552923][ T32] r4:85076800 [ 1335.552953][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.553032][ T32] r10:00000000 r9:85076800 r8:8027ecf4 r7:eb0fde60 r6:85201b80 r5:848bec00 [ 1335.553121][ T32] r4:00000001 [ 1335.553153][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.553282][ T32] Exception stack(0xeb10dfb0 to 0xeb10dff8) [ 1335.553317][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.553354][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.553385][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.553447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.553476][ T32] r4:850ffe80 [ 1335.553868][ T32] INFO: task kworker/1:572:4583 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1335.553958][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.554030][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.554196][ T32] Call trace: [ 1335.554235][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1335.554292][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1335.554318][ T32] r4:00000000 [ 1335.554339][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.554379][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1335.554412][ T32] dd20: b2bb1000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1335.554444][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1335.554470][ T32] dd60: 80070013 ffffffff [ 1335.554496][ T32] r5:80070013 r4:80239bb0 [ 1335.554518][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.554561][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1335.554680][ T32] r4:e044ddc0 ** 11 printk messages dropped ** [ 1335.555307][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 ** 14 printk messages dropped ** [ 1335.556128][ T32] INFO: task kworker/1:573:4585 blocked for more than 462 seconds. ** 9 printk messages dropped ** [ 1335.556519][ T32] r5:84abe000 r4:829189bc ** 3 printk messages dropped ** [ 1335.556744][ T32] r4:00000000 [ 1335.556764][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1335.556806][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.556846][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.556892][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ff380 [ 1335.556915][ T32] r4:00000000 [ 1335.556961][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.557012][ T32] r9:83018205 r8:84abe000 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1335.557036][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1335.557729][ T32] Exception stack(0xeb111fb0 to 0xeb111ff8) ** 13 printk messages dropped ** [ 1335.558657][ T32] Exception stack(0xe044dd20 to 0xe044dd68) ** 14 printk messages dropped ** [ 1335.559367][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 18 printk messages dropped ** [ 1335.583807][ T32] r4:84789140 ** 11 printk messages dropped ** [ 1335.584428][ T32] r5:84ab9800 r4:829189bc ** 1 printk messages dropped ** [ 1335.584532][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 15 printk messages dropped ** [ 1335.585321][ T32] r7:ddde2d40 r6:83018200 r5:8525c38c r4:85076900 ** 14 printk messages dropped ** [ 1335.586699][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 25 printk messages dropped ** [ 1335.588110][ T32] r5:8495af8c r4:8495ac00 ** 12 printk messages dropped ** [ 1335.588568][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1335.589233][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1335.590007][ T32] r5:00001000 r4:eab45000 [ 1335.605559][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.605846][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.605903][ T32] r5:851cef8c r4:851cec00 [ 1335.605957][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.606013][ T32] r7:dddced40 r6:83018000 r5:851cef8c r4:85201d00 [ 1335.606081][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.606287][ T32] r10:61c88647 r9:848bbc00 r8:85201d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.606325][ T32] r4:85201d00 [ 1335.606349][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.606405][ T32] r10:00000000 r9:85201d00 r8:8027ecf4 r7:eb0b1e60 r6:85201d80 r5:848bbc00 [ 1335.606430][ T32] r4:00000001 [ 1335.606451][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.606504][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1335.606541][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.606574][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.606604][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.606636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.606660][ T32] r4:8482ae00 [ 1335.607051][ T32] INFO: task kworker/0:159:4589 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1335.607097][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.607206][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.607254][ T32] Call trace: [ 1335.607312][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1335.607376][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 ** 4 printk messages dropped ** [ 1335.607596][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 ** 18 printk messages dropped ** [ 1335.608437][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 ** 14 printk messages dropped ** [ 1335.609211][ T32] INFO: task kworker/1:575:4591 blocked for more than 462 seconds. ** 11 printk messages dropped ** [ 1335.609853][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 15 printk messages dropped ** [ 1335.624524][ T32] r7:ddde2d40 r6:83018200 r5:8525c78c r4:85076980 ** 14 printk messages dropped ** [ 1335.625483][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 25 printk messages dropped ** [ 1335.627383][ T32] r5:8495af8c r4:8495ac00 ** 12 printk messages dropped ** [ 1335.628022][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1335.628457][ T32] Call trace: [ 1335.628582][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1335.628636][ T32] r10:829189c0 r9:eb11dd84 r8:00000002 r7:60000113 r6:eb11dd8c r5:84ac8000 [ 1335.628662][ T32] r4:84ac8000 [ 1335.628684][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1335.628730][ T32] r5:84ac8000 r4:829189bc [ 1335.628751][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.628793][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.628846][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb11de08 [ 1335.628870][ T32] r4:00000000 [ 1335.628890][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1335.628932][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.629023][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.629083][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c4480 [ 1335.629109][ T32] r4:00000000 [ 1335.629156][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.629208][ T32] r9:83018205 r8:84ac8000 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1335.629281][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.629331][ T32] r5:00001000 r4:e06c7000 [ 1335.629418][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.629490][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.629540][ T32] r5:8525cb8c r4:8525c800 [ 1335.629563][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1335.630088][ T32] r10:00000000 r9:85076a00 r8:8027ecf4 r7:eb119e60 r6:85201e80 r5:84ac8000 ** 16 printk messages dropped ** [ 1335.653930][ T32] Exception stack(0xe044dd20 to 0xe044dd68) ** 14 printk messages dropped ** [ 1335.654654][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 15 printk messages dropped ** [ 1335.655394][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1335.656171][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 15 printk messages dropped ** [ 1335.657017][ T32] r7:ddde2d40 r6:83018200 r5:8525cf8c r4:85076a80 ** 14 printk messages dropped ** [ 1335.658738][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 25 printk messages dropped ** [ 1335.673202][ T32] r5:8495af8c r4:8495ac00 ** 12 printk messages dropped ** [ 1335.673744][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1335.674558][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1335.674633][ T32] r4:00000000 [ 1335.674654][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1335.674792][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.674853][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.674906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c4700 [ 1335.674930][ T32] r4:00000000 [ 1335.674950][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.674996][ T32] r9:83018205 r8:84ac9800 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1335.675044][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.675096][ T32] r5:00001000 r4:ea987000 [ 1335.675170][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.675238][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.675285][ T32] r5:8525d38c r4:8525d000 [ 1335.675306][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.675351][ T32] r7:ddde2d40 r6:83018200 r5:8525d38c r4:85076b00 [ 1335.675372][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.675423][ T32] r10:61c88647 r9:84ac9800 r8:85076b2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.675478][ T32] r4:85076b00 [ 1335.675558][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 11 printk messages dropped ** [ 1335.676629][ T32] Workqueue: events bpf_prog_free_deferred ** 15 printk messages dropped ** [ 1335.677453][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 21 printk messages dropped ** [ 1335.678646][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1335.679486][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 15 printk messages dropped ** [ 1335.698595][ T32] r7:ddde2d40 r6:83018200 r5:8525d78c r4:85076b80 ** 14 printk messages dropped ** [ 1335.699595][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 24 printk messages dropped ** [ 1335.711770][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 1335.712475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.712500][ T32] r4:84789140 [ 1335.712543][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.712605][ T32] INFO: task kworker/1:580:4601 blocked for more than 462 seconds. [ 1335.712644][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.712686][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.712714][ T32] task:kworker/1:580 state:D stack:0 pid:4601 tgid:4601 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.712770][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.712814][ T32] Call trace: [ 1335.712847][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1335.712898][ T32] r10:829189c0 r9:eb109d84 r8:00000002 r7:60000113 r6:eb109d8c r5:84acb000 [ 1335.712922][ T32] r4:84acb000 [ 1335.712997][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1335.713074][ T32] r5:84acb000 r4:829189bc [ 1335.713100][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.713157][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.713267][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb109e08 [ 1335.713296][ T32] r4:00000000 [ 1335.713317][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1335.713410][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 13 printk messages dropped ** [ 1335.714191][ T32] r10:61c88647 r9:84acb000 r8:85076c2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 17 printk messages dropped ** [ 1335.715339][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1335.715756][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 18 printk messages dropped ** [ 1335.716867][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) ** 10 printk messages dropped ** [ 1335.717332][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1335.717791][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1335.718371][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 1335.719521][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1335.740527][ T32] r4:e044ddc0 ** 8 printk messages dropped ** [ 1335.741032][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1335.742017][ T32] INFO: task kworker/1:581:4605 blocked for more than 462 seconds. ** 11 printk messages dropped ** [ 1335.742789][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.742872][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb12de08 [ 1335.742899][ T32] r4:00000000 [ 1335.742920][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1335.743003][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.743075][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.743151][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c4c40 [ 1335.743179][ T32] r4:00000000 [ 1335.743200][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.743248][ T32] r9:83018205 r8:84acc800 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1335.743270][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.743316][ T32] r5:00001000 r4:ead51000 [ 1335.743336][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.743379][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.743422][ T32] r5:8525db8c r4:8525d800 [ 1335.743478][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.743528][ T32] r7:ddde2d40 r6:83018200 r5:8525db8c r4:85076c80 [ 1335.743550][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.743654][ T32] r10:61c88647 r9:84acc800 r8:85076cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.743683][ T32] r4:85076c80 [ 1335.743704][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.743754][ T32] r10:00000000 r9:85076c80 r8:8027ecf4 r7:eb109e60 r6:85115200 r5:84acc800 [ 1335.743778][ T32] r4:00000001 [ 1335.743800][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.743837][ T32] Exception stack(0xeb12dfb0 to 0xeb12dff8) [ 1335.743865][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.743896][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.743925][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.743982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.744007][ T32] r4:852c4980 [ 1335.744443][ T32] INFO: task kworker/1:581:4605 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1335.744510][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1335.745455][ T32] r4:e044ddc0 ** 11 printk messages dropped ** [ 1335.745975][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 ** 18 printk messages dropped ** [ 1335.746765][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1335.747141][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb135e08 ** 20 printk messages dropped ** [ 1335.748164][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1335.748881][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.748929][ T32] Call trace: [ 1335.748999][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1335.749057][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1335.749107][ T32] r4:00000000 [ 1335.749132][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.749176][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1335.749234][ T32] dd20: b4459000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1335.749271][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1335.749299][ T32] dd60: 80070013 ffffffff [ 1335.749326][ T32] r5:80070013 r4:80239bb0 [ 1335.749347][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.749391][ T32] r4:82ac11e4 [ 1335.749439][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.749491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1335.749516][ T32] r4:e044ddc0 [ 1335.749538][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.749602][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 ** 12 printk messages dropped ** [ 1335.776558][ T32] r4:847a6d80 ** 12 printk messages dropped ** [ 1335.777120][ T32] Not tainted 6.15.0-syzkaller #0 ** 10 printk messages dropped ** [ 1335.777876][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 21 printk messages dropped ** [ 1335.778778][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1335.779537][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.779585][ T32] Call trace: [ 1335.779639][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1335.779704][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1335.779730][ T32] r4:00000000 [ 1335.779752][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.779840][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1335.779945][ T32] dd20: b479d000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1335.791353][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 ** 8 printk messages dropped ** [ 1335.791758][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 ** 17 printk messages dropped ** [ 1335.792707][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) ** 9 printk messages dropped ** [ 1335.793123][ T32] task:kworker/0:163 state:D stack:0 pid:4610 tgid:4610 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1335.793893][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 19 printk messages dropped ** [ 1335.794752][ T32] Exception stack(0xeb13dfb0 to 0xeb13dff8) ** 14 printk messages dropped ** [ 1335.796001][ T32] dd20: b4962000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 ** 21 printk messages dropped ** [ 1335.796956][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 22 printk messages dropped ** [ 1335.798155][ T32] r5:84a50000 r4:829189bc ** 6 printk messages dropped ** [ 1335.798574][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 3 printk messages dropped ** [ 1335.798843][ T32] r9:83018205 r8:84a50000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1335.798865][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.798935][ T32] r5:00001000 r4:eadbf000 [ 1335.798963][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.799075][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.799778][ T32] r5:8525e38c r4:8525e000 [ 1335.799803][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.799852][ T32] r7:ddde2d40 r6:83018200 r5:8525e38c r4:85076d00 [ 1335.799925][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.820492][ T32] r10:61c88647 r9:84a50000 r8:85076d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.820572][ T32] r4:85076d00 [ 1335.820602][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.820679][ T32] r10:00000000 r9:85076d00 r8:8027ecf4 r7:eb109e60 r6:85115580 r5:84a50000 [ 1335.820705][ T32] r4:00000001 [ 1335.820727][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.820769][ T32] Exception stack(0xeb141fb0 to 0xeb141ff8) [ 1335.820858][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.821623][ T32] Workqueue: events bpf_prog_free_deferred ** 16 printk messages dropped ** [ 1335.822387][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 ** 22 printk messages dropped ** [ 1335.823318][ T32] r4:84789140 ** 13 printk messages dropped ** [ 1335.823884][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1335.824276][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1335.824774][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1335.825519][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.825621][ T32] Call trace: [ 1335.825673][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1335.825735][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1335.825760][ T32] r4:00000000 [ 1335.825782][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.825826][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1335.825870][ T32] dd20: b4cd6000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1335.825907][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1335.825933][ T32] dd60: 80070013 ffffffff [ 1335.825970][ T32] r5:80070013 r4:80239bb0 [ 1335.825995][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.826040][ T32] r4:82ac11e4 [ 1335.826061][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.826118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1335.826144][ T32] r4:e044ddc0 [ 1335.826187][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.826239][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1335.826264][ T32] r4:00000000 [ 1335.826285][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.826333][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1335.826368][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1335.826935][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) ** 14 printk messages dropped ** [ 1335.827949][ T32] r4:84a51800 ** 3 printk messages dropped ** [ 1335.828084][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 16 printk messages dropped ** [ 1335.829042][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1335.855369][ T32] Workqueue: events bpf_prog_free_deferred ** 16 printk messages dropped ** [ 1335.856124][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 ** 20 printk messages dropped ** [ 1335.857139][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1335.857732][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 15 printk messages dropped ** [ 1335.858434][ T32] r7:ddde2d40 r6:83018200 r5:8498f78c r4:85076e00 ** 14 printk messages dropped ** [ 1335.872368][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1335.873672][ T32] r4:e044ddc0 [ 1335.873722][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1335.873847][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1335.873961][ T32] r4:00000000 [ 1335.873993][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1335.874045][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1335.874070][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1335.874185][ T32] r5:00001000 r4:ee5d1000 [ 1335.874214][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1335.874263][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.874308][ T32] r5:8495af8c r4:8495ac00 [ 1335.874331][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.874383][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1335.874406][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.874459][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.874484][ T32] r4:847a6d80 [ 1335.874507][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.874560][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1335.874658][ T32] r4:00000001 [ 1335.874788][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.874886][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1335.874947][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1335.875465][ T32] r10:829189c0 r9:eb161d84 r8:00000002 r7:60000113 r6:eb161d8c r5:84a54800 ** 6 printk messages dropped ** [ 1335.875762][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1335.876205][ T32] r5:00001000 r4:eade7000 ** 12 printk messages dropped ** [ 1335.876682][ T32] Exception stack(0xeb161fb0 to 0xeb161ff8) ** 13 printk messages dropped ** [ 1335.877601][ T32] Exception stack(0xe044dd20 to 0xe044dd68) ** 14 printk messages dropped ** [ 1335.878230][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 18 printk messages dropped ** [ 1335.879018][ T32] r4:84789140 ** 11 printk messages dropped ** [ 1335.879477][ T32] r5:84a53000 r4:829189bc ** 1 printk messages dropped ** [ 1335.879570][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1335.902880][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.902992][ T32] r5:8525ef8c r4:8525ec00 [ 1335.903030][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1335.903093][ T32] r7:ddde2d40 r6:83018200 r5:8525ef8c r4:85076f00 [ 1335.903132][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.903218][ T32] r10:61c88647 r9:84a53000 r8:85076f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.903250][ T32] r4:85076f00 [ 1335.903285][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.903343][ T32] r10:00000000 r9:85076f00 r8:8027ecf4 r7:eb159e60 r6:85115880 r5:84a53000 [ 1335.903501][ T32] r4:00000001 [ 1335.903527][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.903569][ T32] Exception stack(0xeb165fb0 to 0xeb165ff8) [ 1335.903628][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.903666][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.903696][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.903731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.903770][ T32] r4:8503a040 [ 1335.904220][ T32] INFO: task kworker/1:586:4623 is blocked on a mutex likely owned by task kworker/1:209:3661. ** 4 printk messages dropped ** [ 1335.904545][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 ** 18 printk messages dropped ** [ 1335.905872][ T32] r5:00001000 r4:ee5d1000 ** 15 printk messages dropped ** [ 1335.906677][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1335.907444][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1335.907871][ T32] r9:83018205 r8:84a56000 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 ** 17 printk messages dropped ** [ 1335.908780][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 16 printk messages dropped ** [ 1335.929120][ T32] r4:82ac11e4 ** 8 printk messages dropped ** [ 1335.929726][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1335.930881][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1335.930934][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.930986][ T32] r4:847a6d80 [ 1335.931012][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1335.931137][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1335.931169][ T32] r4:00000001 [ 1335.931191][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.931257][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1335.931295][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.931329][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.931358][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.931418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.931447][ T32] r4:84789140 [ 1335.931473][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.931558][ T32] INFO: task kworker/1:588:4627 blocked for more than 462 seconds. [ 1335.931597][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.931677][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.931777][ T32] task:kworker/1:588 state:D stack:0 pid:4627 tgid:4627 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.931913][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.932067][ T32] Call trace: [ 1335.932144][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1335.932201][ T32] r10:829189c0 r9:eb175d84 r8:00000002 r7:60000013 r6:eb175d8c r5:84a55400 [ 1335.932227][ T32] r4:84a55400 ** 3 printk messages dropped ** [ 1335.932468][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1335.933052][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 17 printk messages dropped ** [ 1335.934575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 18 printk messages dropped ** [ 1335.935709][ T32] r4:e044ddc0 ** 9 printk messages dropped ** [ 1335.936233][ T32] r5:8495af8c r4:8495ac00 ** 12 printk messages dropped ** [ 1335.936807][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 17 printk messages dropped ** [ 1335.938035][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1335.938433][ T32] r5:00001000 r4:eaf15000 ** 15 printk messages dropped ** [ 1335.939614][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 20 printk messages dropped ** [ 1335.973773][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 18 printk messages dropped ** [ 1335.974657][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1335.974686][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.974717][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.974762][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.974818][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1335.974851][ T32] r4:84789140 [ 1335.974904][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.974966][ T32] INFO: task kworker/1:590:4631 blocked for more than 462 seconds. [ 1335.975005][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.975034][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.975089][ T32] task:kworker/1:590 state:D stack:0 pid:4631 tgid:4631 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.975143][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.975243][ T32] Call trace: [ 1335.975309][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1335.975378][ T32] r10:829189c0 r9:eb17dd84 r8:00000002 r7:60000113 r6:eb17dd8c r5:84a53c00 [ 1335.975434][ T32] r4:84a53c00 [ 1335.975460][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1335.975511][ T32] r5:84a53c00 r4:829189bc [ 1335.975535][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.975578][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.975630][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb17de08 [ 1335.975655][ T32] r4:00000000 [ 1335.975675][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) ** 13 printk messages dropped ** [ 1335.976330][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 23 printk messages dropped ** [ 1335.977780][ T32] dd60: 80070013 ffffffff ** 15 printk messages dropped ** [ 1335.978528][ T32] r5:8495af8c r4:8495ac00 ** 17 printk messages dropped ** [ 1335.979390][ T32] Not tainted 6.15.0-syzkaller #0 ** 12 printk messages dropped ** [ 1336.003569][ T32] r4:00000000 ** 13 printk messages dropped ** [ 1336.004157][ T32] r7:dddced40 r6:83018000 r5:8498f38c r4:85115b00 ** 9 printk messages dropped ** [ 1336.004654][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.004761][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.004855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.004884][ T32] r4:852c8040 [ 1336.005295][ T32] INFO: task kworker/0:165:4633 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1336.005336][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.005431][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.005511][ T32] Call trace: [ 1336.005855][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1336.005916][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1336.005943][ T32] r4:00000000 [ 1336.005964][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.006005][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1336.006037][ T32] dd20: b6430000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1336.006069][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1336.006104][ T32] dd60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1336.006398][ T32] r4:e044ddc0 ** 8 printk messages dropped ** [ 1336.006776][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 19 printk messages dropped ** [ 1336.007637][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 12 printk messages dropped ** [ 1336.008237][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) ** 20 printk messages dropped ** [ 1336.009352][ T32] Exception stack(0xeb185fb0 to 0xeb185ff8) ** 18 printk messages dropped ** [ 1336.017391][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 23 printk messages dropped ** [ 1336.018500][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) ** 13 printk messages dropped ** [ 1336.019261][ T32] r10:829189c0 r9:eb189d84 r8:00000002 r7:60000113 r6:eb189d8c r5:84ad1800 ** 13 printk messages dropped ** [ 1336.040478][ T32] r9:83018205 r8:84ad1800 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 ** 17 printk messages dropped ** [ 1336.041482][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1336.041981][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.042108][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.042158][ T32] Call trace: [ 1336.042272][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1336.042365][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1336.042475][ T32] r4:00000000 [ 1336.042527][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.042586][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1336.042655][ T32] dd20: b68ad000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1336.042694][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1336.042722][ T32] dd60: 80070013 ffffffff [ 1336.042775][ T32] r5:80070013 r4:80239bb0 [ 1336.042837][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.042915][ T32] r4:82ac11e4 [ 1336.042941][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.042993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1336.043018][ T32] r4:e044ddc0 [ 1336.043039][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.043109][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1336.043164][ T32] r4:00000000 [ 1336.043189][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.043265][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1336.043293][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.043342][ T32] r5:00001000 r4:ee5d1000 ** 5 printk messages dropped ** [ 1336.043595][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 18 printk messages dropped ** [ 1336.044336][ T32] Call trace: ** 6 printk messages dropped ** [ 1336.044626][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1336.045271][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 1336.046054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 18 printk messages dropped ** [ 1336.047222][ T32] r4:e044ddc0 ** 9 printk messages dropped ** [ 1336.047755][ T32] r5:8495af8c r4:8495ac00 ** 12 printk messages dropped ** [ 1336.048422][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1336.049262][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1336.061607][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 1336.063381][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1336.064515][ T32] r4:e044ddc0 ** 3 printk messages dropped ** [ 1336.064767][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.064826][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1336.064852][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.064898][ T32] r5:00001000 r4:ee5d1000 [ 1336.064919][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.064961][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.065245][ T32] r5:8495af8c r4:8495ac00 [ 1336.065271][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.065323][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1336.065467][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.065523][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.065574][ T32] r4:847a6d80 [ 1336.065598][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.065650][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1336.065675][ T32] r4:00000001 [ 1336.065696][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.065733][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1336.065791][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.065828][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.065858][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.065891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.065915][ T32] r4:84789140 [ 1336.065947][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.065981][ T32] INFO: task kworker/1:594:4648 blocked for more than 462 seconds. [ 1336.066016][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.066042][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.066093][ T32] task:kworker/1:594 state:D stack:0 pid:4648 tgid:4648 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.066241][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.066345][ T32] Call trace: [ 1336.066380][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1336.066657][ T32] r10:829189c0 r9:eafe1d84 r8:00000002 r7:60000113 r6:eafe1d8c r5:84ad4800 [ 1336.066687][ T32] r4:84ad4800 [ 1336.066735][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1336.066849][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1336.067304][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 17 printk messages dropped ** [ 1336.104963][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1336.106266][ T32] Workqueue: events bpf_prog_free_deferred ** 16 printk messages dropped ** [ 1336.107518][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 ** 19 printk messages dropped ** [ 1336.109062][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1336.121320][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 15 printk messages dropped ** [ 1336.122501][ T32] r7:dddced40 r6:83018000 r5:8533478c r4:85115f00 [ 1336.122542][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.122626][ T32] r10:61c88647 r9:84ad6000 r8:85115f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.122667][ T32] r4:85115f00 [ 1336.122703][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.122784][ T32] r10:00000000 r9:85115f00 r8:8027ecf4 r7:eb139e60 r6:85115f80 r5:84ad6000 [ 1336.122851][ T32] r4:00000001 [ 1336.122902][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.122966][ T32] Exception stack(0xeaff5fb0 to 0xeaff5ff8) [ 1336.123018][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.123095][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.123154][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.123209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.123285][ T32] r4:852c8cc0 [ 1336.123886][ T32] INFO: task kworker/0:167:4649 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1336.123992][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.124207][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1336.124552][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 ** 18 printk messages dropped ** [ 1336.125586][ T32] r5:00001000 r4:ee5d1000 ** 12 printk messages dropped ** [ 1336.126408][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) ** 14 printk messages dropped ** [ 1336.127247][ T32] r4:84ad6c00 ** 3 printk messages dropped ** [ 1336.127427][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1336.127985][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1336.128796][ T32] r4:8503ac00 ** 10 printk messages dropped ** [ 1336.129719][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 ** 19 printk messages dropped ** [ 1336.161424][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 18 printk messages dropped ** [ 1336.162203][ T32] Call trace: ** 6 printk messages dropped ** [ 1336.162739][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 17 printk messages dropped ** [ 1336.163746][ T32] r10:61c88647 r9:84aa0000 r8:8504342c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 16 printk messages dropped ** [ 1336.165289][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1336.165348][ T32] r4:00000000 [ 1336.165399][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.165445][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1336.165494][ T32] dd20: b7298000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1336.165530][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1336.165582][ T32] dd60: 80070013 ffffffff [ 1336.165614][ T32] r5:80070013 r4:80239bb0 [ 1336.165663][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.165712][ T32] r4:82ac11e4 [ 1336.165734][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.165820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1336.165875][ T32] r4:e044ddc0 [ 1336.165903][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.166081][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1336.166109][ T32] r4:00000000 [ 1336.166182][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.166237][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1336.166260][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.166494][ T32] r5:00001000 r4:ee5d1000 [ 1336.166520][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.166564][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.166607][ T32] r5:8495af8c r4:8495ac00 [ 1336.166630][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.166765][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1336.166791][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.166843][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.166936][ T32] r4:847a6d80 [ 1336.167034][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.167140][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1336.167168][ T32] r4:00000001 [ 1336.167189][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.167228][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1336.167258][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.167315][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.167348][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.167445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1336.168290][ T32] r5:84aa1800 r4:829189bc ** 1 printk messages dropped ** [ 1336.168388][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 16 printk messages dropped ** [ 1336.169528][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1336.188329][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1336.189203][ T32] r4:e044ddc0 ** 11 printk messages dropped ** [ 1336.189827][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 ** 15 printk messages dropped ** [ 1336.203756][ T32] Not tainted 6.15.0-syzkaller #0 ** 10 printk messages dropped ** [ 1336.204254][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1336.204784][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 15 printk messages dropped ** [ 1336.205612][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1336.206880][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1336.207066][ T32] r4:e044ddc0 [ 1336.207112][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.207163][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1336.207188][ T32] r4:00000000 [ 1336.207208][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.207256][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1336.207281][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.207326][ T32] r5:00001000 r4:ee5d1000 [ 1336.207363][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.207409][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.207479][ T32] r5:8495af8c r4:8495ac00 [ 1336.207504][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.207554][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1336.207602][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.207717][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.207768][ T32] r4:847a6d80 [ 1336.207806][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.207898][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1336.207968][ T32] r4:00000001 [ 1336.208035][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.208224][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1336.208260][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.208303][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.208364][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1336.208570][ T32] Not tainted 6.15.0-syzkaller #0 ** 10 printk messages dropped ** [ 1336.209240][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1336.209746][ T32] r5:00001000 r4:e073d000 ** 10 printk messages dropped ** [ 1336.230740][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1336.231407][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 25 printk messages dropped ** [ 1336.233051][ T32] r5:8495af8c r4:8495ac00 ** 11 printk messages dropped ** [ 1336.233671][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1336.234438][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 15 printk messages dropped ** [ 1336.235122][ T32] r7:dddced40 r6:83018000 r5:85335f8c r4:852ce400 ** 14 printk messages dropped ** [ 1336.235909][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 21 printk messages dropped ** [ 1336.237162][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.237208][ T32] r5:00001000 r4:ee5d1000 [ 1336.237229][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.237272][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.237316][ T32] r5:8495af8c r4:8495ac00 [ 1336.237336][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.237383][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1336.237404][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.237455][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.237479][ T32] r4:847a6d80 [ 1336.237499][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.237602][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1336.237684][ T32] r4:00000001 [ 1336.237709][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.237746][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1336.237838][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.237929][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.237977][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.238013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.238037][ T32] r4:84789140 [ 1336.238057][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 5 printk messages dropped ** [ 1336.238355][ T32] Call trace: ** 6 printk messages dropped ** [ 1336.238860][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 15 printk messages dropped ** [ 1336.239545][ T32] r7:ddde2d40 r6:83018200 r5:85336b8c r4:85043480 ** 10 printk messages dropped ** [ 1336.262267][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 19 printk messages dropped ** [ 1336.263639][ T32] r4:e044ddc0 ** 9 printk messages dropped ** [ 1336.264240][ T32] r5:8495af8c r4:8495ac00 ** 12 printk messages dropped ** [ 1336.264892][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1336.265656][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 15 printk messages dropped ** [ 1336.266739][ T32] r7:dddced40 r6:83018000 r5:85335b8c r4:852ce580 ** 12 printk messages dropped ** [ 1336.267328][ T32] r4:852cf540 ** 10 printk messages dropped ** [ 1336.268050][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1336.268351][ T32] r4:e044ddc0 [ 1336.268402][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.268527][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1336.268555][ T32] r4:00000000 [ 1336.268576][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.268625][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1336.268647][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.268690][ T32] r5:00001000 r4:ee5d1000 [ 1336.268710][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.268751][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.268807][ T32] r5:8495af8c r4:8495ac00 [ 1336.268831][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.269026][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1336.269054][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.269111][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.269135][ T32] r4:847a6d80 [ 1336.269155][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.269391][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1336.269423][ T32] r4:00000001 [ 1336.269444][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.269482][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) ** 7 printk messages dropped ** [ 1336.287951][ T32] Not tainted 6.15.0-syzkaller #0 ** 10 printk messages dropped ** [ 1336.288668][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1336.289418][ T32] r5:8533638c r4:85336000 ** 9 printk messages dropped ** [ 1336.289926][ T32] Exception stack(0xeb171fb0 to 0xeb171ff8) ** 11 printk messages dropped ** [ 1336.304555][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1336.304988][ T32] r4:e044ddc0 ** 9 printk messages dropped ** [ 1336.305428][ T32] r5:8495af8c r4:8495ac00 ** 12 printk messages dropped ** [ 1336.306049][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1336.306976][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1336.307748][ T32] r5:8533678c r4:85336400 ** 12 printk messages dropped ** [ 1336.308431][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 18 printk messages dropped ** [ 1336.309612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 ** 13 printk messages dropped ** [ 1336.321086][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.321167][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.321196][ T32] r4:847a6d80 [ 1336.321324][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.321386][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1336.321429][ T32] r4:00000001 [ 1336.321454][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.321493][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1336.321524][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.321556][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.321585][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.321619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.321655][ T32] r4:84789140 [ 1336.321694][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.321728][ T32] INFO: task kworker/0:175:4668 blocked for more than 462 seconds. [ 1336.321869][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.321899][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.322028][ T32] task:kworker/0:175 state:D stack:0 pid:4668 tgid:4668 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.322190][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.322280][ T32] Call trace: [ 1336.322398][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1336.322459][ T32] r10:829189c0 r9:eb1a9d84 r8:00000002 r7:60000113 r6:eb1a9d8c r5:84aa2400 [ 1336.322518][ T32] r4:84aa2400 [ 1336.322571][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1336.322622][ T32] r5:84aa2400 r4:829189bc [ 1336.322695][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.322743][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.322796][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1a9e08 [ 1336.322819][ T32] r4:00000000 [ 1336.322839][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1336.322932][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.323029][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.323094][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cfe00 ** 12 printk messages dropped ** [ 1336.323668][ T32] r4:852ce880 ** 9 printk messages dropped ** [ 1336.324017][ T32] r4:852cf940 ** 10 printk messages dropped ** [ 1336.325363][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 ** 16 printk messages dropped ** [ 1336.326263][ T32] r5:8495af8c r4:8495ac00 ** 11 printk messages dropped ** [ 1336.326841][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1336.327465][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1336.328281][ T32] r5:85299b8c r4:85299800 ** 11 printk messages dropped ** [ 1336.329171][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 19 printk messages dropped ** [ 1336.361311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 ** 17 printk messages dropped ** [ 1336.362249][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 ** 20 printk messages dropped ** [ 1336.363185][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1336.363582][ T32] r4:00000000 [ 1336.363634][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.363683][ T32] r9:83018005 r8:84ad3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1336.363706][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.363779][ T32] r5:00001000 r4:eaa19000 [ 1336.363804][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.363848][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.363894][ T32] r5:8533738c r4:85337000 [ 1336.363916][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.363986][ T32] r7:dddced40 r6:83018000 r5:8533738c r4:852cea80 [ 1336.364008][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.364058][ T32] r10:61c88647 r9:84ad3c00 r8:852ceaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.364101][ T32] r4:852cea80 [ 1336.364202][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.364293][ T32] r10:00000000 r9:852cea80 r8:8027ecf4 r7:eb1a9e60 r6:852ceb00 r5:84ad3c00 [ 1336.364321][ T32] r4:00000001 [ 1336.364355][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.364427][ T32] Exception stack(0xeb1b5fb0 to 0xeb1b5ff8) [ 1336.364460][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.364505][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.364561][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.364595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.364651][ T32] r4:852cfc00 [ 1336.365101][ T32] INFO: task kworker/0:176:4672 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1336.365141][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.365202][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.365245][ T32] Call trace: [ 1336.365306][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1336.365366][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 ** 12 printk messages dropped ** [ 1336.365912][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1336.366456][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 ** 7 printk messages dropped ** [ 1336.366841][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) ** 4 printk messages dropped ** [ 1336.367108][ T32] r4:84789140 ** 4 printk messages dropped ** [ 1336.367263][ T32] task:kworker/0:177 state:D stack:0 pid:4674 tgid:4674 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1336.367885][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) ** 24 printk messages dropped ** [ 1336.368979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 30 printk messages dropped ** [ 1336.397056][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 ** 16 printk messages dropped ** [ 1336.397774][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 12 printk messages dropped ** [ 1336.398383][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) ** 15 printk messages dropped ** [ 1336.399082][ T32] r4:852cec00 [ 1336.399104][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.399181][ T32] r10:00000000 r9:852cec00 r8:8027ecf4 r7:eb1bde60 r6:85043600 r5:85296000 [ 1336.399211][ T32] r4:00000001 [ 1336.399260][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.399301][ T32] Exception stack(0xeb1c5fb0 to 0xeb1c5ff8) [ 1336.399331][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.399362][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.399392][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.399456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.399484][ T32] r4:850fc000 [ 1336.399887][ T32] INFO: task kworker/0:178:4676 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1336.399956][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.400091][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.410523][ T32] Call trace: [ 1336.410572][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1336.410682][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1336.410728][ T32] r4:00000000 [ 1336.410767][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.410819][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1336.410859][ T32] dd20: b9561000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1336.410896][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1336.410924][ T32] dd60: 80070013 ffffffff [ 1336.410953][ T32] r5:80070013 r4:80239bb0 [ 1336.410976][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.411046][ T32] r4:82ac11e4 [ 1336.411140][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.411200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 ** 9 printk messages dropped ** [ 1336.411649][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 1336.412530][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1336.412888][ T32] r5:85295400 r4:829189bc ** 2 printk messages dropped ** [ 1336.413042][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1c9e08 ** 14 printk messages dropped ** [ 1336.413690][ T32] r7:dddced40 r6:83018000 r5:85337f8c r4:852cec80 ** 15 printk messages dropped ** [ 1336.414876][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1336.415688][ T32] r4:e044ddc0 ** 10 printk messages dropped ** [ 1336.416165][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 19 printk messages dropped ** [ 1336.416964][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1336.417521][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1336.417989][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1336.418975][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.419069][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.419179][ T32] Call trace: [ 1336.419316][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1336.419404][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1336.419466][ T32] r4:00000000 [ 1336.419522][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.419567][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1336.419633][ T32] dd20: b9561000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1336.419761][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1336.419823][ T32] dd60: 80070013 ffffffff [ 1336.419892][ T32] r5:80070013 r4:80239bb0 [ 1336.442141][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.442270][ T32] r4:82ac11e4 [ 1336.442300][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.442388][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1336.442478][ T32] r4:e044ddc0 [ 1336.442505][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.442555][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1336.442612][ T32] r4:00000000 [ 1336.442658][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.442711][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1336.442735][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.442783][ T32] r5:00001000 r4:ee5d1000 [ 1336.442804][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.442846][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1336.443159][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 ** 13 printk messages dropped ** [ 1336.443838][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.444288][ T32] r5:85368000 r4:829189bc ** 8 printk messages dropped ** [ 1336.444764][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1336.445320][ T32] r10:61c88647 r9:85368000 r8:852cedac r7:82804d40 r6:dddced40 r5:dddced60 ** 14 printk messages dropped ** [ 1336.446472][ T32] Call trace: ** 12 printk messages dropped ** [ 1336.447163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 ** 15 printk messages dropped ** [ 1336.447876][ T32] r4:847a6d80 ** 12 printk messages dropped ** [ 1336.448262][ T32] Not tainted 6.15.0-syzkaller #0 ** 10 printk messages dropped ** [ 1336.448930][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1336.449361][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.449405][ T32] r5:00001000 r4:eafd5000 [ 1336.449432][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.449474][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.449529][ T32] r5:8529978c r4:85299400 [ 1336.449553][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.449620][ T32] r7:ddde2d40 r6:83018200 r5:8529978c r4:85043800 [ 1336.449643][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.449694][ T32] r10:61c88647 r9:85368c00 r8:8504382c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.449717][ T32] r4:85043800 [ 1336.449738][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.449819][ T32] r10:00000000 r9:85043800 r8:8027ecf4 r7:eb1ade60 r6:85043880 r5:85368c00 [ 1336.449846][ T32] r4:00000001 [ 1336.449895][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.450007][ T32] Exception stack(0xeb1c1fb0 to 0xeb1c1ff8) [ 1336.470558][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.470620][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.470655][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.470724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.470788][ T32] r4:8504a400 [ 1336.471195][ T32] INFO: task kworker/1:599:4683 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1336.471236][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.471311][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.471388][ T32] Call trace: [ 1336.471469][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1336.471810][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 13 printk messages dropped ** [ 1336.472501][ T32] r5:8495af8c r4:8495ac00 ** 6 printk messages dropped ** [ 1336.472807][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 ** 13 printk messages dropped ** [ 1336.473565][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.473927][ T32] r5:8536a400 r4:829189bc ** 8 printk messages dropped ** [ 1336.474490][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1336.475044][ T32] r7:dddced40 r6:83018000 r5:85340f8c r4:852cee00 ** 15 printk messages dropped ** [ 1336.476019][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1336.476705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1336.476729][ T32] r4:e044ddc0 [ 1336.476750][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.476797][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1336.476857][ T32] r4:00000000 [ 1336.476882][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.476930][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1336.476954][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.476998][ T32] r5:00001000 r4:ee5d1000 [ 1336.477018][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.477060][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.477141][ T32] r5:8495af8c r4:8495ac00 [ 1336.477195][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.477247][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1336.477269][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.477350][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.477379][ T32] r4:847a6d80 [ 1336.477400][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.477483][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1336.477510][ T32] r4:00000001 [ 1336.477532][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1336.477812][ T32] r4:84789140 ** 11 printk messages dropped ** [ 1336.478408][ T32] r5:8536b000 r4:829189bc ** 5 printk messages dropped ** [ 1336.478611][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 22 printk messages dropped ** [ 1336.479569][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 14 printk messages dropped ** [ 1336.502195][ T32] r5:80070013 r4:80239bb0 ** 9 printk messages dropped ** [ 1336.502639][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 ** 17 printk messages dropped ** [ 1336.503869][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1336.504640][ T32] r5:8536bc00 r4:829189bc ** 2 printk messages dropped ** [ 1336.504966][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1b1e08 ** 11 printk messages dropped ** [ 1336.505595][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.505642][ T32] r5:85299f8c r4:85299c00 [ 1336.505662][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.505707][ T32] r7:ddde2d40 r6:83018200 r5:85299f8c r4:85043a00 [ 1336.505728][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.505791][ T32] r10:61c88647 r9:8536bc00 r8:85043a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.505860][ T32] r4:85043a00 [ 1336.505884][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.505935][ T32] r10:00000000 r9:85043a00 r8:8027ecf4 r7:eb1ade60 r6:85043a80 r5:8536bc00 [ 1336.506018][ T32] r4:00000001 [ 1336.506071][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.506137][ T32] Exception stack(0xeb1b1fb0 to 0xeb1b1ff8) [ 1336.506183][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.506217][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.506286][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.506325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.506349][ T32] r4:8504a880 [ 1336.506782][ T32] INFO: task kworker/1:600:4691 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1336.506821][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.506954][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.507023][ T32] Call trace: [ 1336.507056][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1336.507151][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1336.507180][ T32] r4:00000000 [ 1336.507201][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.507274][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1336.507310][ T32] dd20: ba59a000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 ** 2 printk messages dropped ** [ 1336.507395][ T32] r5:80070013 r4:80239bb0 ** 12 printk messages dropped ** [ 1336.507926][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 18 printk messages dropped ** [ 1336.508826][ T32] INFO: task kworker/1:601:4693 blocked for more than 462 seconds. ** 9 printk messages dropped ** [ 1336.509234][ T32] r5:8536c800 r4:829189bc ** 7 printk messages dropped ** [ 1336.509556][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504acc0 ** 20 printk messages dropped ** [ 1336.530736][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 16 printk messages dropped ** [ 1336.531874][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1336.532025][ T32] r4:e044ddc0 [ 1336.532050][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.532104][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1336.532129][ T32] r4:00000000 [ 1336.532149][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.532227][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1336.532284][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.532334][ T32] r5:00001000 r4:ee5d1000 [ 1336.532388][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.532434][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.532479][ T32] r5:8495af8c r4:8495ac00 [ 1336.532500][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.532577][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1336.532604][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.532687][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.532746][ T32] r4:847a6d80 [ 1336.532782][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.532835][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1336.532860][ T32] r4:00000001 [ 1336.532881][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.532918][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1336.532946][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.532980][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1336.533401][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1336.533752][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.533934][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850688c0 [ 1336.533990][ T32] r4:00000000 [ 1336.534014][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.534063][ T32] r9:83018205 r8:8536d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [ 1336.534159][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.534304][ T32] r5:00001000 r4:eb239000 [ 1336.534338][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.534413][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1336.534516][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 16 printk messages dropped ** [ 1336.535471][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1336.536067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 ** 15 printk messages dropped ** [ 1336.536839][ T32] r4:847a6d80 ** 9 printk messages dropped ** [ 1336.537273][ T32] r4:84789140 ** 11 printk messages dropped ** [ 1336.537932][ T32] r5:8536e000 r4:829189bc ** 1 printk messages dropped ** [ 1336.538078][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1336.538657][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1336.539365][ T32] Exception stack(0xeb1e5fb0 to 0xeb1e5ff8) [ 1336.539393][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.539429][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.539487][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.539579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.539607][ T32] r4:8504aac0 [ 1336.539834][ T32] INFO: task kworker/1:603:4696 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1336.539924][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.573247][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.573319][ T32] Call trace: [ 1336.573394][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1336.573491][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1336.573545][ T32] r4:00000000 [ 1336.573586][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.573667][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1336.573739][ T32] dd20: bb904000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1336.573774][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1336.573835][ T32] dd60: 80070013 ffffffff [ 1336.573887][ T32] r5:80070013 r4:80239bb0 [ 1336.573948][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.573999][ T32] r4:82ac11e4 [ 1336.574021][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.574109][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 ** 3 printk messages dropped ** [ 1336.574310][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1336.574845][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 ** 12 printk messages dropped ** [ 1336.575399][ T32] r4:84789140 ** 11 printk messages dropped ** [ 1336.575950][ T32] r5:8536ec00 r4:829189bc ** 1 printk messages dropped ** [ 1336.576094][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 17 printk messages dropped ** [ 1336.577185][ T32] r10:61c88647 r9:8536ec00 r8:852cef2c r7:82804d40 r6:dddced40 r5:dddced60 ** 15 printk messages dropped ** [ 1336.578286][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1336.578345][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1336.578437][ T32] r4:00000000 [ 1336.578502][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.578547][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1336.578580][ T32] dd20: bb904000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1336.578611][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1336.578636][ T32] dd60: 80070013 ffffffff [ 1336.578711][ T32] r5:80070013 r4:80239bb0 [ 1336.578771][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.578853][ T32] r4:82ac11e4 [ 1336.578908][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.578959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1336.579020][ T32] r4:e044ddc0 [ 1336.579044][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.579099][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1336.579123][ T32] r4:00000000 [ 1336.579144][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.579191][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 ** 6 printk messages dropped ** [ 1336.579587][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 ** 14 printk messages dropped ** [ 1336.595534][ T32] INFO: task kworker/0:185:4700 blocked for more than 463 seconds. ** 9 printk messages dropped ** [ 1336.596021][ T32] r5:85369800 r4:829189bc ** 3 printk messages dropped ** [ 1336.596252][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1336.596525][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 15 printk messages dropped ** [ 1336.597535][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1336.598823][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 18 printk messages dropped ** [ 1336.599767][ T32] r4:847a6d80 ** 11 printk messages dropped ** [ 1336.612669][ T32] INFO: task kworker/0:186:4701 blocked for more than 463 seconds. ** 12 printk messages dropped ** [ 1336.613375][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1e1e08 ** 16 printk messages dropped ** [ 1336.614296][ T32] r10:61c88647 r9:852f8000 r8:852ce9ac r7:82804d40 r6:dddced40 r5:dddced60 ** 15 printk messages dropped ** [ 1336.615410][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) ** 5 printk messages dropped ** [ 1336.615656][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1336.615681][ T32] dd60: 80070013 ffffffff [ 1336.615728][ T32] r5:80070013 r4:80239bb0 [ 1336.615778][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.615856][ T32] r4:82ac11e4 [ 1336.615881][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.615963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1336.615990][ T32] r4:e044ddc0 [ 1336.616010][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.616058][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1336.616135][ T32] r4:00000000 [ 1336.616232][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.616283][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1336.616306][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.616349][ T32] r5:00001000 r4:ee5d1000 [ 1336.616369][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.616410][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.616453][ T32] r5:8495af8c r4:8495ac00 [ 1336.616473][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.616553][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1336.616577][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.616641][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.616669][ T32] r4:847a6d80 [ 1336.616720][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.616774][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1336.616798][ T32] r4:00000001 [ 1336.616829][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.616870][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1336.616899][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.616932][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1336.617168][ T32] task:kworker/1:604 state:D stack:0 pid:4703 tgid:4703 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1336.617767][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1336.618368][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 1336.619496][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1336.643921][ T32] r4:e044ddc0 ** 9 printk messages dropped ** [ 1336.644562][ T32] r5:8495af8c r4:8495ac00 ** 2 printk messages dropped ** [ 1336.644765][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.644822][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.644878][ T32] r4:847a6d80 [ 1336.644938][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.645022][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1336.645049][ T32] r4:00000001 [ 1336.645071][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.645140][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1336.645208][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.645271][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.645304][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.645368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.645425][ T32] r4:84789140 [ 1336.645458][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.645556][ T32] INFO: task kworker/0:187:4706 blocked for more than 463 seconds. [ 1336.645596][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.645623][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.645646][ T32] task:kworker/0:187 state:D stack:0 pid:4706 tgid:4706 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.645782][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.646204][ T32] r5:852f9800 r4:829189bc ** 5 printk messages dropped ** [ 1336.646448][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 16 printk messages dropped ** [ 1336.647341][ T32] r10:00000000 r9:852cd000 r8:8027ecf4 r7:eb1ede60 r6:852c9080 r5:852f9800 ** 18 printk messages dropped ** [ 1336.648788][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 ** 16 printk messages dropped ** [ 1336.649568][ T32] r5:8495af8c r4:8495ac00 ** 10 printk messages dropped ** [ 1336.670625][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1336.671339][ T32] r5:852fb000 r4:829189bc ** 6 printk messages dropped ** [ 1336.671717][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 16 printk messages dropped ** [ 1336.672496][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1336.673201][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 25 printk messages dropped ** [ 1336.674517][ T32] r5:8495af8c r4:8495ac00 ** 10 printk messages dropped ** [ 1336.675082][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1336.675475][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.675503][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.675525][ T32] task:kworker/0:189 state:D stack:0 pid:4710 tgid:4710 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.675617][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.675663][ T32] Call trace: [ 1336.675696][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1336.675747][ T32] r10:829189c0 r9:eb1f1d84 r8:00000002 r7:60000013 r6:eb1f1d8c r5:85371800 [ 1336.675793][ T32] r4:85371800 [ 1336.675847][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1336.675904][ T32] r5:85371800 r4:829189bc [ 1336.675940][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.675994][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.676097][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1f1e08 [ 1336.676155][ T32] r4:00000000 [ 1336.676178][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1336.676242][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.676317][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.676368][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cb100 [ 1336.676394][ T32] r4:00000000 [ 1336.676418][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1336.676487][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 21 printk messages dropped ** [ 1336.677736][ T32] Workqueue: events bpf_prog_free_deferred ** 19 printk messages dropped ** [ 1336.678765][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 ** 21 printk messages dropped ** [ 1336.679734][ T32] INFO: task kworker/0:190:4713 blocked for more than 463 seconds. ** 13 printk messages dropped ** [ 1336.702937][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1336.703490][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 20 printk messages dropped ** [ 1336.704992][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) ** 27 printk messages dropped ** [ 1336.706294][ T32] r4:847a6d80 ** 11 printk messages dropped ** [ 1336.706896][ T32] INFO: task kworker/0:191:4714 blocked for more than 463 seconds. ** 9 printk messages dropped ** [ 1336.707350][ T32] r5:85373c00 r4:829189bc [ 1336.707372][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.707414][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.707464][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1fde08 [ 1336.707517][ T32] r4:00000000 [ 1336.707542][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1336.707585][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.707653][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.707704][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cb440 [ 1336.707728][ T32] r4:00000000 [ 1336.707748][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.707825][ T32] r9:83018005 r8:85373c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 1336.707852][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.707925][ T32] r5:00001000 r4:eb217000 [ 1336.707960][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.708008][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.708084][ T32] r5:8534338c r4:85343000 [ 1336.708120][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.708169][ T32] r7:dddced40 r6:83018000 r5:8534338c r4:852cd300 [ 1336.708190][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.708242][ T32] r10:61c88647 r9:85373c00 r8:852cd32c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.708300][ T32] r4:852cd300 [ 1336.708323][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.708403][ T32] r10:00000000 r9:852cd300 r8:8027ecf4 r7:eb1f1e60 r6:852cd380 r5:85373c00 [ 1336.708431][ T32] r4:00000001 [ 1336.708476][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.708517][ T32] Exception stack(0xeb1fdfb0 to 0xeb1fdff8) [ 1336.708546][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.708577][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1336.709071][ T32] INFO: task kworker/0:191:4714 is blocked on a mutex likely owned by task kworker/1:209:3661. ** 18 printk messages dropped ** [ 1336.722904][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 ** 18 printk messages dropped ** [ 1336.723902][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1336.725088][ T32] r5:85375400 r4:829189bc ** 7 printk messages dropped ** [ 1336.725506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cb580 ** 17 printk messages dropped ** [ 1336.726415][ T32] Exception stack(0xeb229fb0 to 0xeb229ff8) ** 13 printk messages dropped ** [ 1336.727584][ T32] Exception stack(0xe044dd20 to 0xe044dd68) ** 15 printk messages dropped ** [ 1336.728235][ T32] r5:00001000 r4:ee5d1000 ** 10 printk messages dropped ** [ 1336.728713][ T32] r4:00000001 [ 1336.728736][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.728776][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1336.728834][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.728871][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.728903][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.728964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.728993][ T32] r4:84789140 [ 1336.729015][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.729074][ T32] INFO: task kworker/0:193:4718 blocked for more than 463 seconds. [ 1336.729115][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.729143][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.729191][ T32] task:kworker/0:193 state:D stack:0 pid:4718 tgid:4718 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.729243][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.729322][ T32] Call trace: [ 1336.729388][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1336.729451][ T32] r10:829189c0 r9:eb22dd84 r8:00000002 r7:60000113 r6:eb22dd8c r5:85376000 [ 1336.729510][ T32] r4:85376000 [ 1336.729535][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1336.729595][ T32] r5:85376000 r4:829189bc [ 1336.729620][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.729685][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.729771][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb22de08 [ 1336.729832][ T32] r4:00000000 [ 1336.729888][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1336.750576][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 16 printk messages dropped ** [ 1336.751473][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1336.752309][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1336.752965][ T32] r4:e044ddc0 ** 9 printk messages dropped ** [ 1336.753467][ T32] r5:8495af8c r4:8495ac00 ** 10 printk messages dropped ** [ 1336.753936][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1336.754806][ T32] r5:85372400 r4:829189bc ** 7 printk messages dropped ** [ 1336.755251][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847cb2c0 ** 14 printk messages dropped ** [ 1336.756107][ T32] r10:00000000 r9:852c9180 r8:8027ecf4 r7:eb1dde60 r6:852cd600 r5:85372400 ** 16 printk messages dropped ** [ 1336.757156][ T32] Exception stack(0xe044dd20 to 0xe044dd68) ** 13 printk messages dropped ** [ 1336.757758][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 ** 5 printk messages dropped ** [ 1336.758111][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.758161][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1336.758216][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.758338][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.758366][ T32] r4:847a6d80 [ 1336.758387][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.758438][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1336.758462][ T32] r4:00000001 [ 1336.758533][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.758576][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1336.758636][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.758670][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.758733][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.758768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.758792][ T32] r4:84789140 [ 1336.758812][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.758873][ T32] INFO: task kworker/0:194:4722 blocked for more than 463 seconds. [ 1336.758936][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.758993][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.759030][ T32] task:kworker/0:194 state:D stack:0 pid:4722 tgid:4722 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.759101][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.759230][ T32] Call trace: [ 1336.759267][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1336.759321][ T32] r10:829189c0 r9:eb251d84 r8:00000002 r7:60000013 r6:eb251d8c r5:85374800 [ 1336.759345][ T32] r4:85374800 [ 1336.759396][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1336.759448][ T32] r5:85374800 r4:829189bc [ 1336.759505][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.759551][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.759627][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb251e08 [ 1336.759654][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1336.759889][ T32] r4:00000000 ** 12 printk messages dropped ** [ 1336.792714][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 16 printk messages dropped ** [ 1336.794061][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 14 printk messages dropped ** [ 1336.795035][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 ** 16 printk messages dropped ** [ 1336.795998][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1336.796980][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 18 printk messages dropped ** [ 1336.797803][ T32] r4:852c9200 ** 9 printk messages dropped ** [ 1336.798260][ T32] r4:85068800 ** 10 printk messages dropped ** [ 1336.799101][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 ** 19 printk messages dropped ** [ 1336.820512][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 16 printk messages dropped ** [ 1336.821340][ T32] task:kworker/0:195 state:D stack:0 pid:4727 tgid:4727 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.821433][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.821538][ T32] Call trace: [ 1336.821608][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1336.821692][ T32] r10:829189c0 r9:eb24dd84 r8:00000002 r7:60000113 r6:eb24dd8c r5:85370000 [ 1336.821743][ T32] r4:85370000 [ 1336.821768][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1336.821844][ T32] r5:85370000 r4:829189bc [ 1336.821868][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.821941][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.821998][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb24de08 [ 1336.822022][ T32] r4:00000000 [ 1336.822042][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1336.822089][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.822133][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.822224][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cbf80 [ 1336.822252][ T32] r4:00000000 [ 1336.822308][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.822361][ T32] r9:83018005 r8:85370000 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 [ 1336.822415][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.822463][ T32] r5:00001000 r4:eb273000 [ 1336.822485][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.822526][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.822567][ T32] r5:8534878c r4:85348400 [ 1336.822591][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.822703][ T32] r7:dddced40 r6:83018000 r5:8534878c r4:852cd800 [ 1336.822736][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.822827][ T32] r10:61c88647 r9:85370000 r8:852cd82c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.822916][ T32] r4:852cd800 [ 1336.822939][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.822990][ T32] r10:00000000 r9:852cd800 r8:8027ecf4 r7:eb22de60 r6:852cd880 r5:85370000 ** 2 printk messages dropped ** [ 1336.823075][ T32] Exception stack(0xeb24dfb0 to 0xeb24dff8) ** 15 printk messages dropped ** [ 1336.824447][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 ** 18 printk messages dropped ** [ 1336.825524][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 ** 10 printk messages dropped ** [ 1336.826197][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1336.826909][ T32] r5:85376c00 r4:829189bc ** 9 printk messages dropped ** [ 1336.827306][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 11 printk messages dropped ** [ 1336.827798][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 19 printk messages dropped ** [ 1336.828971][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 ** 17 printk messages dropped ** [ 1336.829684][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 19 printk messages dropped ** [ 1336.851220][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1336.851672][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1336.851750][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.851793][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.851871][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8503a800 [ 1336.851898][ T32] r4:00000000 [ 1336.851920][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.851970][ T32] r9:83018005 r8:85380000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c1000 [ 1336.851992][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.852035][ T32] r5:00001000 r4:eb27f000 [ 1336.852056][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.852103][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.852177][ T32] r5:85348b8c r4:85348800 [ 1336.852202][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.852249][ T32] r7:dddced40 r6:83018000 r5:85348b8c r4:852cda00 [ 1336.852271][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.852320][ T32] r10:61c88647 r9:85380000 r8:852cda2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.852344][ T32] r4:852cda00 [ 1336.852365][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.852412][ T32] r10:00000000 r9:852cda00 r8:8027ecf4 r7:eb24de60 r6:852cda80 r5:85380000 ** 4 printk messages dropped ** [ 1336.852552][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1336.853774][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1336.854077][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 ** 17 printk messages dropped ** [ 1336.855164][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1336.855727][ T32] r5:85380c00 r4:829189bc ** 6 printk messages dropped ** [ 1336.856136][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 16 printk messages dropped ** [ 1336.856937][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1336.857550][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1336.858287][ T32] r4:e044ddc0 ** 11 printk messages dropped ** [ 1336.858850][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 ** 14 printk messages dropped ** [ 1336.859491][ T32] INFO: task kworker/0:199:4734 blocked for more than 463 seconds. [ 1336.859520][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.859572][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.859627][ T32] task:kworker/0:199 state:D stack:0 pid:4734 tgid:4734 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.859712][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.859752][ T32] Call trace: [ 1336.859783][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1336.859872][ T32] r10:829189c0 r9:eb289d84 r8:00000002 r7:60000113 r6:eb289d8c r5:85381800 [ 1336.859985][ T32] r4:85381800 [ 1336.892811][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1336.892908][ T32] r5:85381800 r4:829189bc [ 1336.892932][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.892978][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.893031][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb289e08 [ 1336.893055][ T32] r4:00000000 [ 1336.893142][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1336.893221][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.893270][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.893354][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85023380 [ 1336.893382][ T32] r4:00000000 [ 1336.893403][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.893453][ T32] r9:83018005 r8:85381800 r7:00000000 r6:83018000 r5:00001000 r4:7f0c5000 [ 1336.893476][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.893522][ T32] r5:00001000 r4:eb297000 [ 1336.893544][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.893619][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1336.894057][ T32] Exception stack(0xeb289fb0 to 0xeb289ff8) ** 15 printk messages dropped ** [ 1336.895497][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 ** 18 printk messages dropped ** [ 1336.896375][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 ** 12 printk messages dropped ** [ 1336.896848][ T32] r4:84789140 ** 9 printk messages dropped ** [ 1336.897256][ T32] r4:85382400 ** 5 printk messages dropped ** [ 1336.897652][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1336.898012][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 17 printk messages dropped ** [ 1336.898919][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 21 printk messages dropped ** [ 1336.910650][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1336.911037][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 19 printk messages dropped ** [ 1336.911863][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) ** 10 printk messages dropped ** [ 1336.912401][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1336.912685][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.912732][ T32] r5:00001000 r4:eb2b7000 [ 1336.912753][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.912823][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.912872][ T32] r5:85349b8c r4:85349800 [ 1336.912917][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.912967][ T32] r7:dddced40 r6:83018000 r5:85349b8c r4:852cde00 [ 1336.912989][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.913039][ T32] r10:61c88647 r9:85383000 r8:852cde2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.913064][ T32] r4:852cde00 [ 1336.913135][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.913188][ T32] r10:00000000 r9:852cde00 r8:8027ecf4 r7:eb295e60 r6:852cde80 r5:85383000 [ 1336.913244][ T32] r4:00000001 [ 1336.913269][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.913344][ T32] Exception stack(0xeb2a1fb0 to 0xeb2a1ff8) [ 1336.913407][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.913442][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.913472][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.913504][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.913527][ T32] r4:85023300 [ 1336.913958][ T32] INFO: task kworker/0:201:4738 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1336.913998][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.914133][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.914248][ T32] Call trace: [ 1336.914360][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1336.914421][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1336.914478][ T32] r4:00000000 [ 1336.914504][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.914548][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1336.914581][ T32] dd20: c0034000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1336.914613][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1336.914670][ T32] dd60: 80070013 ffffffff [ 1336.914700][ T32] r5:80070013 r4:80239bb0 [ 1336.914721][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.914788][ T32] r4:82ac11e4 [ 1336.914813][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.914861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1336.914898][ T32] r4:e044ddc0 [ 1336.914923][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.915002][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1336.915030][ T32] r4:00000000 [ 1336.915050][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.915109][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1336.915161][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.915232][ T32] r5:00001000 r4:ee5d1000 [ 1336.915267][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.915351][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.915428][ T32] r5:8495af8c r4:8495ac00 [ 1336.915452][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.915520][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1336.915577][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1336.915809][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 ** 4 printk messages dropped ** [ 1336.915984][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1336.916124][ T32] r4:84789140 [ 1336.916169][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.916199][ T32] INFO: task kworker/0:202:4740 blocked for more than 463 seconds. [ 1336.916229][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.916254][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.916275][ T32] task:kworker/0:202 state:D stack:0 pid:4740 tgid:4740 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.916321][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.916360][ T32] Call trace: [ 1336.916429][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1336.916481][ T32] r10:829189c0 r9:eb2b5d84 r8:00000002 r7:60000013 r6:eb2b5d8c r5:85383c00 [ 1336.916560][ T32] r4:85383c00 [ 1336.916584][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1336.916673][ T32] r5:85383c00 r4:829189bc [ 1336.916727][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.916772][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.916824][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2b5e08 [ 1336.916847][ T32] r4:00000000 [ 1336.916906][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1336.916991][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.917034][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.917089][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85023800 [ 1336.917113][ T32] r4:00000000 [ 1336.917134][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.917181][ T32] r9:83018005 r8:85383c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0cd000 [ 1336.917262][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.917309][ T32] r5:00001000 r4:eb2c7000 [ 1336.917330][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.917373][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.917445][ T32] r5:85349f8c r4:85349c00 [ 1336.917468][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.917514][ T32] r7:dddced40 r6:83018000 r5:85349f8c r4:852cdf00 [ 1336.917565][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.917654][ T32] r10:61c88647 r9:85383c00 r8:852cdf2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.917713][ T32] r4:852cdf00 [ 1336.917737][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.917789][ T32] r10:00000000 r9:852cdf00 r8:8027ecf4 r7:eb2a1e60 r6:852cdf80 r5:85383c00 [ 1336.917813][ T32] r4:00000001 [ 1336.917833][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.917869][ T32] Exception stack(0xeb2b5fb0 to 0xeb2b5ff8) [ 1336.917898][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.917971][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.918003][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.918037][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.918061][ T32] r4:850234c0 [ 1336.918305][ T32] INFO: task kworker/0:202:4740 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1336.918343][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.918401][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.918443][ T32] Call trace: [ 1336.918474][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1336.918527][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1336.918551][ T32] r4:00000000 [ 1336.918571][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.918611][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1336.918642][ T32] dd20: c0034000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1336.918706][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 ** 2 printk messages dropped ** [ 1336.918784][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 5 printk messages dropped ** [ 1336.919100][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 ** 4 printk messages dropped ** [ 1336.919256][ T32] r5:00001000 r4:ee5d1000 ** 2 printk messages dropped ** [ 1336.919400][ T32] r5:8495af8c r4:8495ac00 ** 2 printk messages dropped ** [ 1336.919574][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1336.919863][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1336.950561][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1336.950818][ T32] task:kworker/0:203 state:D stack:0 pid:4744 tgid:4744 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1336.951263][ T32] r5:85384800 r4:829189bc ** 1 printk messages dropped ** [ 1336.951370][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1336.951588][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1336.951920][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.952001][ T32] r7:dddced40 r6:83018000 r5:8534a78c r4:84775000 [ 1336.952028][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.952119][ T32] r10:61c88647 r9:85384800 r8:8477502c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.952148][ T32] r4:84775000 [ 1336.952169][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.952250][ T32] r10:00000000 r9:84775000 r8:8027ecf4 r7:eb2b5e60 r6:84775080 r5:85384800 [ 1336.952278][ T32] r4:00000001 [ 1336.952298][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.952339][ T32] Exception stack(0xeb2c5fb0 to 0xeb2c5ff8) [ 1336.952367][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.952436][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.952469][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.952503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.952527][ T32] r4:850237c0 [ 1336.952932][ T32] INFO: task kworker/0:203:4744 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1336.952968][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.953030][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.953119][ T32] Call trace: [ 1336.953153][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1336.953210][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1336.953235][ T32] r4:00000000 [ 1336.953255][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.953296][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1336.953367][ T32] dd20: c07f2000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1336.953436][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1336.953465][ T32] dd60: 80070013 ffffffff [ 1336.953491][ T32] r5:80070013 r4:80239bb0 [ 1336.953513][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.953559][ T32] r4:82ac11e4 [ 1336.953593][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.953678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1336.953706][ T32] r4:e044ddc0 [ 1336.953727][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.953775][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1336.953814][ T32] r4:00000000 [ 1336.953838][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.953888][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1336.953940][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.953990][ T32] r5:00001000 r4:ee5d1000 [ 1336.954042][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.954141][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.954261][ T32] r5:8495af8c r4:8495ac00 [ 1336.954303][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.954389][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1336.954416][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.954468][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.954492][ T32] r4:847a6d80 [ 1336.954532][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.954636][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1336.954669][ T32] r4:00000001 [ 1336.954691][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1336.954797][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.955173][ T32] task:kworker/0:204 state:D stack:0 pid:4745 tgid:4745 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1336.955474][ T32] r5:85385400 r4:829189bc ** 1 printk messages dropped ** [ 1336.955575][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1336.955937][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1336.956295][ T32] r7:dddced40 r6:83018000 r5:8534a38c r4:84775100 ** 5 printk messages dropped ** [ 1336.956531][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1336.956742][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1336.957577][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1336.958506][ T32] r4:e044ddc0 ** 2 printk messages dropped ** [ 1336.958625][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.958863][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1336.959384][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1336.959840][ T32] task:kworker/0:205 state:D stack:0 pid:4746 tgid:4746 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1336.981127][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1336.981574][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1336.981819][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1336.981929][ T32] r7:dddced40 r6:83018000 r5:8534af8c r4:84775200 [ 1336.981956][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1336.982008][ T32] r10:61c88647 r9:85386000 r8:8477522c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.982032][ T32] r4:84775200 [ 1336.982052][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1336.982108][ T32] r10:00000000 r9:84775200 r8:8027ecf4 r7:eb2c5e60 r6:84775280 r5:85386000 [ 1336.982132][ T32] r4:00000001 [ 1336.982153][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.982207][ T32] Exception stack(0xeb301fb0 to 0xeb301ff8) [ 1336.982239][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.982271][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.982347][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.982384][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1336.982409][ T32] r4:85023b40 [ 1336.982826][ T32] INFO: task kworker/0:205:4746 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1336.982868][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.983006][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.983119][ T32] Call trace: [ 1336.983156][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1336.983214][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1336.983270][ T32] r4:00000000 [ 1336.983294][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.983367][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1336.983435][ T32] dd20: c0dd4000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1336.983499][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1336.983528][ T32] dd60: 80070013 ffffffff [ 1336.983556][ T32] r5:80070013 r4:80239bb0 [ 1336.983577][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.983661][ T32] r4:82ac11e4 [ 1336.983686][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.983735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1336.983758][ T32] r4:e044ddc0 [ 1336.983807][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1336.983858][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1336.983881][ T32] r4:00000000 [ 1336.983932][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1336.984006][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1336.984095][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1336.984196][ T32] r5:00001000 r4:ee5d1000 [ 1336.984221][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1336.984287][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.984374][ T32] r5:8495af8c r4:8495ac00 [ 1336.984436][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1336.984601][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1336.984939][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1336.985702][ T32] r5:85386c00 r4:829189bc ** 3 printk messages dropped ** [ 1336.985877][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1336.986365][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 16 printk messages dropped ** [ 1336.987166][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1336.988189][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1336.988713][ T32] r5:00001000 r4:ee5d1000 ** 5 printk messages dropped ** [ 1336.988945][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1336.989362][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1336.989789][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1337.011439][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1337.011811][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1337.011924][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.012013][ T32] r5:00001000 r4:eb31f000 [ 1337.012040][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.012091][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.012136][ T32] r5:8534b38c r4:8534b000 [ 1337.012159][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.012240][ T32] r7:dddced40 r6:83018000 r5:8534b38c r4:84775400 [ 1337.012297][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.012351][ T32] r10:61c88647 r9:848e0000 r8:8477542c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.012378][ T32] r4:84775400 [ 1337.012400][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.012480][ T32] r10:00000000 r9:84775400 r8:8027ecf4 r7:eb301e60 r6:84775480 r5:848e0000 [ 1337.012539][ T32] r4:00000001 [ 1337.012593][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.012671][ T32] Exception stack(0xeb2f1fb0 to 0xeb2f1ff8) [ 1337.012706][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.012739][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.012768][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.012825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.012852][ T32] r4:85023c40 [ 1337.013201][ T32] INFO: task kworker/0:207:4750 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1337.013239][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.013348][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.013427][ T32] Call trace: [ 1337.013497][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1337.013583][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1337.013643][ T32] r4:00000000 [ 1337.013699][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.013744][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1337.013777][ T32] dd20: c1601000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1337.013842][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1337.013883][ T32] dd60: 80070013 ffffffff [ 1337.013911][ T32] r5:80070013 r4:80239bb0 [ 1337.013962][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.014010][ T32] r4:82ac11e4 [ 1337.014032][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.014092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1337.014145][ T32] r4:e044ddc0 [ 1337.014263][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.014338][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 ** 2 printk messages dropped ** [ 1337.014498][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 ** 18 printk messages dropped ** [ 1337.015417][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1337.015938][ T32] r4:848e0c00 ** 1 printk messages dropped ** [ 1337.016080][ T32] r5:848e0c00 r4:829189bc [ 1337.016104][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1337.016438][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1337.016927][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1337.017282][ T32] Exception stack(0xeb31dfb0 to 0xeb31dff8) ** 5 printk messages dropped ** [ 1337.017701][ T32] INFO: task kworker/0:208:4753 is blocked on a mutex likely owned by task kworker/1:209:3661. ** 12 printk messages dropped ** [ 1337.018423][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 8 printk messages dropped ** [ 1337.018860][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 ** 8 printk messages dropped ** [ 1337.019283][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1337.019668][ T32] r4:84789140 ** 5 printk messages dropped ** [ 1337.019869][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.040965][ T32] Call trace: [ 1337.041022][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1337.041099][ T32] r10:829189c0 r9:eb329d84 r8:00000002 r7:60000113 r6:eb329d8c r5:848e1800 [ 1337.041126][ T32] r4:848e1800 [ 1337.041181][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1337.041232][ T32] r5:848e1800 r4:829189bc [ 1337.041254][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.041297][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.041348][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb329e08 [ 1337.041371][ T32] r4:00000000 [ 1337.041391][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1337.041456][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.041537][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.041619][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cb2c0 [ 1337.041647][ T32] r4:00000000 [ 1337.041701][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.041753][ T32] r9:83018005 r8:848e1800 r7:00000000 r6:83018000 r5:00001000 r4:7f0d9000 [ 1337.041776][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.041821][ T32] r5:00001000 r4:eb32b000 [ 1337.041843][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.041910][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.041986][ T32] r5:8534b78c r4:8534b400 [ 1337.042012][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.042060][ T32] r7:dddced40 r6:83018000 r5:8534b78c r4:84775600 [ 1337.042088][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.042188][ T32] r10:61c88647 r9:848e1800 r8:8477562c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.042248][ T32] r4:84775600 [ 1337.042274][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.042326][ T32] r10:00000000 r9:84775600 r8:8027ecf4 r7:eb31de60 r6:84775680 r5:848e1800 [ 1337.042349][ T32] r4:00000001 [ 1337.042370][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.042408][ T32] Exception stack(0xeb329fb0 to 0xeb329ff8) [ 1337.042469][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.042525][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.042558][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.042623][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.042650][ T32] r4:85023f40 [ 1337.042989][ T32] INFO: task kworker/0:209:4754 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1337.043028][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1337.043552][ T32] dd60: 80070013 ffffffff ** 7 printk messages dropped ** [ 1337.043914][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 ** 8 printk messages dropped ** [ 1337.044333][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1337.044821][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.045266][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1337.045547][ T32] r5:848e3000 r4:829189bc ** 3 printk messages dropped ** [ 1337.045758][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1337.045859][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1337.046188][ T32] r5:8534bb8c r4:8534b800 ** 4 printk messages dropped ** [ 1337.046430][ T32] r4:84775700 ** 5 printk messages dropped ** [ 1337.046689][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.046749][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.046784][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.046849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.046906][ T32] r4:847b7100 [ 1337.047107][ T32] INFO: task kworker/0:210:4756 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1337.047177][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.047307][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.047353][ T32] Call trace: [ 1337.047412][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1337.047501][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1337.047529][ T32] r4:00000000 [ 1337.047581][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.047626][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1337.047659][ T32] dd20: c1e03000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1337.047690][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1337.047716][ T32] dd60: 80070013 ffffffff [ 1337.047746][ T32] r5:80070013 r4:80239bb0 [ 1337.047769][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.047813][ T32] r4:82ac11e4 [ 1337.047834][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.047881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1337.047905][ T32] r4:e044ddc0 [ 1337.047925][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.047971][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1337.047994][ T32] r4:00000000 [ 1337.048060][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.048115][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1337.048139][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.048220][ T32] r5:00001000 r4:ee5d1000 [ 1337.048274][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.048322][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.048366][ T32] r5:8495af8c r4:8495ac00 [ 1337.048426][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.048479][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 ** 11 printk messages dropped ** [ 1337.049024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1337.049564][ T32] r5:848e2400 r4:829189bc ** 1 printk messages dropped ** [ 1337.049662][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1337.080625][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1337.080998][ T32] r7:dddced40 r6:83018000 r5:8534bf8c r4:84775800 ** 4 printk messages dropped ** [ 1337.081178][ T32] r10:00000000 r9:84775800 r8:8027ecf4 r7:eb31de60 r6:84775880 r5:848e2400 [ 1337.081202][ T32] r4:00000001 [ 1337.081222][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.081262][ T32] Exception stack(0xeb34dfb0 to 0xeb34dff8) [ 1337.081295][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.081367][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.081431][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.081480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.081507][ T32] r4:847b7280 [ 1337.081845][ T32] INFO: task kworker/0:211:4758 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1337.081882][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.081999][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.082048][ T32] Call trace: [ 1337.082087][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1337.082143][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1337.082180][ T32] r4:00000000 [ 1337.082204][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.082280][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1337.082330][ T32] dd20: c28cc000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1337.082365][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1337.082391][ T32] dd60: 80070013 ffffffff [ 1337.082416][ T32] r5:80070013 r4:80239bb0 [ 1337.082436][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.082481][ T32] r4:82ac11e4 [ 1337.082534][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.082586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1337.082611][ T32] r4:e044ddc0 [ 1337.082631][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 3 printk messages dropped ** [ 1337.082804][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 ** 9 printk messages dropped ** [ 1337.083179][ T32] r4:847a6d80 ** 5 printk messages dropped ** [ 1337.083426][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.083721][ T32] task:kworker/0:212 state:D stack:0 pid:4760 tgid:4760 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1337.084143][ T32] r5:848e5400 r4:829189bc ** 3 printk messages dropped ** [ 1337.084317][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1337.084544][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847b77c0 ** 9 printk messages dropped ** [ 1337.084906][ T32] r7:dddced40 r6:83018000 r5:8535478c r4:84775900 ** 8 printk messages dropped ** [ 1337.085254][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1337.085822][ T32] Call trace: ** 7 printk messages dropped ** [ 1337.086157][ T32] dd60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1337.086396][ T32] r4:e044ddc0 ** 4 printk messages dropped ** [ 1337.086594][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 ** 9 printk messages dropped ** [ 1337.086992][ T32] r4:847a6d80 ** 6 printk messages dropped ** [ 1337.087305][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1337.087979][ T32] r5:848e6000 r4:829189bc ** 3 printk messages dropped ** [ 1337.088119][ T32] r4:00000000 [ 1337.088171][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1337.088216][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.088256][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.088303][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847b7c80 [ 1337.088326][ T32] r4:00000000 [ 1337.088359][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.088409][ T32] r9:83018005 r8:848e6000 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1337.088431][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.088475][ T32] r5:00001000 r4:dfa33000 [ 1337.088495][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.088536][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.088610][ T32] r5:85354b8c r4:85354800 [ 1337.088662][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.088711][ T32] r7:dddced40 r6:83018000 r5:85354b8c r4:84775a00 [ 1337.088734][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.088783][ T32] r10:61c88647 r9:848e6000 r8:84775a2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.088806][ T32] r4:84775a00 [ 1337.088825][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.088872][ T32] r10:00000000 r9:84775a00 r8:8027ecf4 r7:eb361e60 r6:84775a80 r5:848e6000 [ 1337.088929][ T32] r4:00000001 [ 1337.088952][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.089017][ T32] Exception stack(0xeb36dfb0 to 0xeb36dff8) [ 1337.089048][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.089114][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.089146][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.089180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.089204][ T32] r4:847b7640 [ 1337.089406][ T32] INFO: task kworker/0:213:4762 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1337.089475][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.089570][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.089644][ T32] Call trace: [ 1337.089675][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1337.089728][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1337.089752][ T32] r4:00000000 [ 1337.089807][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.089916][ T32] Exception stack(0xe044dd20 to 0xe044dd68) ** 3 printk messages dropped ** [ 1337.110626][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 1337.110950][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 ** 9 printk messages dropped ** [ 1337.111368][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 ** 8 printk messages dropped ** [ 1337.111750][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.112083][ T32] task:kworker/1:607 state:D stack:0 pid:4765 tgid:4765 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1337.112553][ T32] r5:848e6c00 r4:829189bc ** 3 printk messages dropped ** [ 1337.112837][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1337.113137][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847cb540 ** 8 printk messages dropped ** [ 1337.113876][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1337.114717][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1337.115441][ T32] Call trace: ** 6 printk messages dropped ** [ 1337.115749][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1337.115801][ T32] dd60: 80070013 ffffffff [ 1337.115860][ T32] r5:80070013 r4:80239bb0 [ 1337.115885][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.115930][ T32] r4:82ac11e4 [ 1337.115951][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.115998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1337.116053][ T32] r4:e044ddc0 [ 1337.116084][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.116193][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1337.116220][ T32] r4:00000000 [ 1337.116240][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.116302][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1337.116327][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.116372][ T32] r5:00001000 r4:ee5d1000 [ 1337.116392][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.116433][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.116475][ T32] r5:8495af8c r4:8495ac00 [ 1337.116510][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.116562][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1337.116584][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.116633][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.116671][ T32] r4:847a6d80 ** 1 printk messages dropped ** [ 1337.116763][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 ** 9 printk messages dropped ** [ 1337.117114][ T32] INFO: task kworker/1:608:4768 blocked for more than 463 seconds. ** 9 printk messages dropped ** [ 1337.117493][ T32] r5:852fbc00 r4:829189bc [ 1337.117521][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1337.117681][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1337.117895][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.118113][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1337.118268][ T32] r7:ddde2d40 r6:83018200 r5:8529bf8c r4:852c9300 [ 1337.118321][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.118375][ T32] r10:61c88647 r9:852fbc00 r8:852c932c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.118399][ T32] r4:852c9300 [ 1337.118451][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.118505][ T32] r10:00000000 r9:852c9300 r8:8027ecf4 r7:eb381e60 r6:852c9380 r5:852fbc00 [ 1337.118529][ T32] r4:00000001 [ 1337.118552][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.118593][ T32] Exception stack(0xeb335fb0 to 0xeb335ff8) [ 1337.118622][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.118654][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.118685][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.118755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.118783][ T32] r4:847cb140 [ 1337.118976][ T32] INFO: task kworker/1:608:4768 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1337.119011][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.119109][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.119152][ T32] Call trace: [ 1337.119217][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1337.119271][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1337.119295][ T32] r4:00000000 [ 1337.119315][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 1337.119451][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 ** 8 printk messages dropped ** [ 1337.119821][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 ** 8 printk messages dropped ** [ 1337.151172][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1337.151610][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1337.152213][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1337.152497][ T32] r5:852fe000 r4:829189bc ** 1 printk messages dropped ** [ 1337.152565][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1337.152835][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.153113][ T32] r5:852a478c r4:852a4400 ** 6 printk messages dropped ** [ 1337.153416][ T32] r10:00000000 r9:852c9400 r8:8027ecf4 r7:eb381e60 r6:852c9480 r5:852fe000 ** 11 printk messages dropped ** [ 1337.154528][ T32] Call trace: ** 13 printk messages dropped ** [ 1337.155268][ T32] r4:e044ddc0 ** 9 printk messages dropped ** [ 1337.155637][ T32] r5:8495af8c r4:8495ac00 ** 9 printk messages dropped ** [ 1337.156048][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) ** 10 printk messages dropped ** [ 1337.156652][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1337.157051][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1337.157390][ T32] r5:00001000 r4:dff41000 ** 10 printk messages dropped ** [ 1337.157833][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1337.158380][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.158489][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.158531][ T32] Call trace: [ 1337.158562][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1337.158615][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1337.158639][ T32] r4:00000000 [ 1337.158662][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.158733][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1337.158772][ T32] dd20: c3a0e000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1337.158805][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1337.158862][ T32] dd60: 80070013 ffffffff [ 1337.158903][ T32] r5:80070013 r4:80239bb0 [ 1337.158958][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.159024][ T32] r4:82ac11e4 [ 1337.159049][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.159126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1337.159154][ T32] r4:e044ddc0 [ 1337.159178][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.159228][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1337.159253][ T32] r4:00000000 [ 1337.159273][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.159353][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1337.159411][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.159459][ T32] r5:00001000 r4:ee5d1000 [ 1337.159508][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.159583][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.159630][ T32] r5:8495af8c r4:8495ac00 ** 1 printk messages dropped ** [ 1337.159699][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 ** 13 printk messages dropped ** [ 1337.182622][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1337.183165][ T32] r5:852fec00 r4:829189bc ** 8 printk messages dropped ** [ 1337.183601][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1337.184079][ T32] r7:ddde2d40 r6:83018200 r5:852a4b8c r4:852c9600 ** 14 printk messages dropped ** [ 1337.185153][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 24 printk messages dropped ** [ 1337.186369][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 16 printk messages dropped ** [ 1337.187114][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 13 printk messages dropped ** [ 1337.187868][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb399e08 ** 16 printk messages dropped ** [ 1337.188638][ T32] r10:61c88647 r9:852fd400 r8:852c972c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 17 printk messages dropped ** [ 1337.189710][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1337.210952][ T32] r4:82ac11e4 [ 1337.211011][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.211110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1337.211137][ T32] r4:e044ddc0 [ 1337.211161][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.211211][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1337.211235][ T32] r4:00000000 [ 1337.211256][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.211306][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1337.211352][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.211444][ T32] r5:00001000 r4:ee5d1000 [ 1337.211470][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.211514][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.211575][ T32] r5:8495af8c r4:8495ac00 [ 1337.211620][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.211674][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1337.211726][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.211824][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.211890][ T32] r4:847a6d80 [ 1337.211915][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.211969][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1337.211993][ T32] r4:00000001 [ 1337.212013][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.212053][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1337.212093][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.212337][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.212375][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.212445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.212575][ T32] r4:84789140 [ 1337.212604][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.212695][ T32] INFO: task kworker/1:613:4779 blocked for more than 463 seconds. [ 1337.212770][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.212804][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.212857][ T32] task:kworker/1:613 state:D stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.212962][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.213008][ T32] Call trace: [ 1337.213294][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1337.213534][ T32] r5:852fa400 r4:829189bc [ 1337.213771][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1337.214144][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1337.214464][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.215809][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1337.216797][ T32] r4:847cb800 ** 8 printk messages dropped ** [ 1337.217637][ T32] Exception stack(0xe044dd20 to 0xe044dd68) ** 14 printk messages dropped ** [ 1337.218266][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1337.218764][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1337.219088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1337.241865][ T32] r4:85300000 ** 1 printk messages dropped ** [ 1337.241995][ T32] r5:85300000 r4:829189bc ** 3 printk messages dropped ** [ 1337.242292][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1337.242828][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85068a80 ** 9 printk messages dropped ** [ 1337.243455][ T32] r7:ddde2d40 r6:83018200 r5:852a5f8c r4:852c9900 ** 7 printk messages dropped ** [ 1337.243891][ T32] Exception stack(0xeb39dfb0 to 0xeb39dff8) ** 5 printk messages dropped ** [ 1337.244574][ T32] INFO: task kworker/1:614:4781 is blocked on a mutex likely owned by task kworker/1:209:3661. ** 9 printk messages dropped ** [ 1337.245167][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1337.245564][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.245958][ T32] r5:8495af8c r4:8495ac00 ** 4 printk messages dropped ** [ 1337.246202][ T32] r4:847a6d80 ** 5 printk messages dropped ** [ 1337.246489][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1337.246684][ T32] r4:84789140 [ 1337.246710][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.246741][ T32] INFO: task kworker/1:615:4782 blocked for more than 463 seconds. [ 1337.246776][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.246827][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.246853][ T32] task:kworker/1:615 state:D stack:0 pid:4782 tgid:4782 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.246901][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.246983][ T32] Call trace: [ 1337.247033][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1337.247126][ T32] r10:829189c0 r9:eb3a1d84 r8:00000002 r7:60000113 r6:eb3a1d8c r5:85300c00 [ 1337.247166][ T32] r4:85300c00 [ 1337.247189][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1337.247234][ T32] r5:85300c00 r4:829189bc [ 1337.247255][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.247298][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.247348][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3a1e08 [ 1337.247371][ T32] r4:00000000 [ 1337.247420][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1337.247465][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.247507][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.247553][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847cbc80 [ 1337.247620][ T32] r4:00000000 [ 1337.247714][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.247764][ T32] r9:83018205 r8:85300c00 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1337.247814][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.247861][ T32] r5:00001000 r4:ea9a1000 [ 1337.247883][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.247924][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.247977][ T32] r5:852a578c r4:852a5400 [ 1337.247997][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.248044][ T32] r7:ddde2d40 r6:83018200 r5:852a578c r4:852c9a00 [ 1337.248085][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.248169][ T32] r10:61c88647 r9:85300c00 r8:852c9a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.248262][ T32] r4:852c9a00 [ 1337.248343][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.248430][ T32] r10:00000000 r9:852c9a00 r8:8027ecf4 r7:eb39de60 r6:852c9a80 r5:85300c00 [ 1337.248489][ T32] r4:00000001 [ 1337.248515][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.248553][ T32] Exception stack(0xeb3a1fb0 to 0xeb3a1ff8) [ 1337.248613][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.248648][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.248709][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.248809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.248873][ T32] r4:847cbb80 [ 1337.249176][ T32] INFO: task kworker/1:615:4782 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1337.249218][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.249324][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.249397][ T32] Call trace: [ 1337.249437][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1337.249492][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1337.249550][ T32] r4:00000000 [ 1337.249574][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.249617][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1337.249689][ T32] dd20: c4528000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1337.249724][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1337.249813][ T32] dd60: 80070013 ffffffff [ 1337.249842][ T32] r5:80070013 r4:80239bb0 [ 1337.249863][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.249964][ T32] r4:82ac11e4 [ 1337.274046][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1337.274639][ T32] r5:00001000 r4:ee5d1000 ** 12 printk messages dropped ** [ 1337.275416][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) ** 10 printk messages dropped ** [ 1337.275896][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1337.276140][ T32] r5:85301800 r4:829189bc ** 10 printk messages dropped ** [ 1337.276567][ T32] r9:83018005 r8:85301800 r7:00000000 r6:83018000 r5:00001000 r4:7f0f5000 ** 17 printk messages dropped ** [ 1337.277364][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 16 printk messages dropped ** [ 1337.278466][ T32] r4:82ac11e4 ** 9 printk messages dropped ** [ 1337.278846][ T32] r5:00001000 r4:ee5d1000 ** 12 printk messages dropped ** [ 1337.279382][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) ** 10 printk messages dropped ** [ 1337.279728][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1337.297696][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3a5e08 ** 4 printk messages dropped ** [ 1337.297989][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8473d680 [ 1337.298047][ T32] r4:00000000 [ 1337.298107][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.298184][ T32] r9:83018205 r8:85302400 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1337.298245][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.298297][ T32] r5:00001000 r4:eaac3000 [ 1337.298319][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.298392][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.298472][ T32] r5:852a5b8c r4:852a5800 [ 1337.298516][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.298568][ T32] r7:ddde2d40 r6:83018200 r5:852a5b8c r4:852c9b80 [ 1337.298590][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.298641][ T32] r10:61c88647 r9:85302400 r8:852c9bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.298664][ T32] r4:852c9b80 [ 1337.298684][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.298734][ T32] r10:00000000 r9:852c9b80 r8:8027ecf4 r7:eb39de60 r6:852c9c00 r5:85302400 [ 1337.298789][ T32] r4:00000001 [ 1337.298814][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.298853][ T32] Exception stack(0xeb3a5fb0 to 0xeb3a5ff8) [ 1337.298888][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.298922][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.298961][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.298994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.299017][ T32] r4:8473d4c0 [ 1337.299453][ T32] INFO: task kworker/1:616:4786 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1337.299494][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.299599][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.299696][ T32] Call trace: [ 1337.299761][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1337.299819][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 ** 6 printk messages dropped ** [ 1337.313426][ T32] r5:80070013 r4:80239bb0 ** 10 printk messages dropped ** [ 1337.313856][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 17 printk messages dropped ** [ 1337.314717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1337.315522][ T32] r5:85303000 r4:829189bc [ 1337.315573][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1337.315903][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1337.316449][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 15 printk messages dropped ** [ 1337.318201][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1337.319741][ T32] r4:00000000 [ 1337.319853][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.319959][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1337.320010][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.320071][ T32] r5:00001000 r4:ee5d1000 [ 1337.320202][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.335007][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.335098][ T32] r5:8495af8c r4:8495ac00 [ 1337.335154][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.335211][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1337.335265][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.335322][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.335351][ T32] r4:847a6d80 [ 1337.335405][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.335490][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1337.335517][ T32] r4:00000001 [ 1337.335539][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.335578][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1337.335611][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.335643][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.335671][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.335703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 3 printk messages dropped ** [ 1337.335826][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1337.336001][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.336094][ T32] Call trace: [ 1337.336163][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1337.336223][ T32] r10:829189c0 r9:eb3b1d84 r8:00000002 r7:60000113 r6:eb3b1d8c r5:85303c00 [ 1337.336247][ T32] r4:85303c00 [ 1337.336268][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1337.336354][ T32] r5:85303c00 r4:829189bc [ 1337.336411][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.336458][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1337.336813][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d0500 ** 17 printk messages dropped ** [ 1337.337670][ T32] Exception stack(0xeb3b1fb0 to 0xeb3b1ff8) ** 11 printk messages dropped ** [ 1337.338676][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1337.339128][ T32] r4:e044ddc0 ** 9 printk messages dropped ** [ 1337.339500][ T32] r5:8495af8c r4:8495ac00 ** 10 printk messages dropped ** [ 1337.360186][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1337.361603][ T32] r5:85304800 r4:829189bc ** 6 printk messages dropped ** [ 1337.362200][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1337.362461][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.362535][ T32] r5:00001000 r4:eac7d000 [ 1337.362575][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.362634][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.362682][ T32] r5:852a678c r4:852a6400 [ 1337.362706][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.362760][ T32] r7:ddde2d40 r6:83018200 r5:852a678c r4:852c9d80 [ 1337.362784][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.362842][ T32] r10:61c88647 r9:85304800 r8:852c9dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.362868][ T32] r4:852c9d80 [ 1337.362909][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.362972][ T32] r10:00000000 r9:852c9d80 r8:8027ecf4 r7:eb3b1e60 r6:852c9f00 r5:85304800 ** 9 printk messages dropped ** [ 1337.363764][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 25 printk messages dropped ** [ 1337.365211][ T32] r5:8495af8c r4:8495ac00 ** 11 printk messages dropped ** [ 1337.365793][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1337.365938][ T32] r4:84789140 [ 1337.365963][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.365993][ T32] INFO: task kworker/1:620:4795 blocked for more than 463 seconds. [ 1337.366025][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.366050][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.366098][ T32] task:kworker/1:620 state:D stack:0 pid:4795 tgid:4795 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.366150][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.366242][ T32] Call trace: [ 1337.366278][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1337.366364][ T32] r10:829189c0 r9:eb3b9d84 r8:00000002 r7:60000013 r6:eb3b9d8c r5:85305400 [ 1337.366392][ T32] r4:85305400 [ 1337.366413][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1337.366456][ T32] r5:85305400 r4:829189bc [ 1337.366509][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1337.366775][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 16 printk messages dropped ** [ 1337.367429][ T32] r4:00000001 [ 1337.367448][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.367484][ T32] Exception stack(0xeb3b9fb0 to 0xeb3b9ff8) [ 1337.367544][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1337.367759][ T32] r4:852d0380 ** 8 printk messages dropped ** [ 1337.368450][ T32] Exception stack(0xe044dd20 to 0xe044dd68) ** 11 printk messages dropped ** [ 1337.368851][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1337.369340][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 ** 16 printk messages dropped ** [ 1337.395212][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1337.395601][ T32] r5:85306000 r4:829189bc ** 10 printk messages dropped ** [ 1337.396062][ T32] r9:83018205 r8:85306000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 ** 15 printk messages dropped ** [ 1337.396679][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 23 printk messages dropped ** [ 1337.398204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 ** 16 printk messages dropped ** [ 1337.398847][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 15 printk messages dropped ** [ 1337.399516][ T32] r4:85306c00 ** 4 printk messages dropped ** [ 1337.399745][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3c1e08 ** 12 printk messages dropped ** [ 1337.410760][ T32] r5:8535738c r4:85357000 [ 1337.410804][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.410858][ T32] r7:dddced40 r6:83018000 r5:8535738c r4:84775c00 [ 1337.410881][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.410934][ T32] r10:61c88647 r9:85306c00 r8:84775c2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.410958][ T32] r4:84775c00 [ 1337.411010][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.411067][ T32] r10:00000000 r9:84775c00 r8:8027ecf4 r7:eb3a9e60 r6:852d6200 r5:85306c00 [ 1337.411128][ T32] r4:00000001 [ 1337.411153][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.411194][ T32] Exception stack(0xeb3c1fb0 to 0xeb3c1ff8) [ 1337.411228][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.411264][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.411296][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.411361][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.411391][ T32] r4:852d8300 [ 1337.411765][ T32] INFO: task kworker/0:215:4798 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1337.411803][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.411914][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.411989][ T32] Call trace: [ 1337.412027][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1337.412090][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1337.412116][ T32] r4:00000000 [ 1337.412136][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.412177][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1337.412210][ T32] dd20: c662d000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 ** 7 printk messages dropped ** [ 1337.412626][ T32] r4:e044ddc0 ** 11 printk messages dropped ** [ 1337.413238][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 ** 13 printk messages dropped ** [ 1337.413768][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1337.414346][ T32] r5:85308000 r4:829189bc ** 11 printk messages dropped ** [ 1337.414871][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 16 printk messages dropped ** [ 1337.415700][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 18 printk messages dropped ** [ 1337.416880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 ** 15 printk messages dropped ** [ 1337.417750][ T32] r4:847a6d80 ** 9 printk messages dropped ** [ 1337.418231][ T32] r4:84789140 ** 11 printk messages dropped ** [ 1337.418887][ T32] r5:85308c00 r4:829189bc ** 6 printk messages dropped ** [ 1337.419209][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 16 printk messages dropped ** [ 1337.439170][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1337.439546][ T32] r4:852d0680 ** 1 printk messages dropped ** [ 1337.440408][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.440577][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.440644][ T32] Call trace: [ 1337.440742][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1337.440807][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1337.440834][ T32] r4:00000000 [ 1337.440855][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.440897][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1337.440930][ T32] dd20: c6deb000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1337.440963][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1337.440988][ T32] dd60: 80070013 ffffffff [ 1337.441013][ T32] r5:80070013 r4:80239bb0 [ 1337.441034][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.441086][ T32] r4:82ac11e4 [ 1337.441135][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.441245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1337.441304][ T32] r4:e044ddc0 [ 1337.441353][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.441405][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1337.441429][ T32] r4:00000000 [ 1337.441450][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.441498][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1337.441554][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.441633][ T32] r5:00001000 r4:ee5d1000 [ 1337.441658][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.441702][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.441784][ T32] r5:8495af8c r4:8495ac00 [ 1337.441824][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.441877][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1337.441928][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.441983][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.442008][ T32] r4:847a6d80 [ 1337.442089][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.442204][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1337.442233][ T32] r4:00000001 [ 1337.442255][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.442308][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1337.442340][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.442371][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.442951][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1337.443310][ T32] r5:85309800 r4:829189bc ** 8 printk messages dropped ** [ 1337.443761][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1337.444633][ T32] r10:61c88647 r9:85309800 r8:852d642c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 16 printk messages dropped ** [ 1337.445820][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 ** 17 printk messages dropped ** [ 1337.446700][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 16 printk messages dropped ** [ 1337.447534][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1337.448289][ T32] r5:8530a400 r4:829189bc [ 1337.448310][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.448384][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.448488][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3d5e08 [ 1337.448548][ T32] r4:00000000 [ 1337.448605][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1337.448649][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.448725][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.448775][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847cbfc0 [ 1337.448799][ T32] r4:00000000 [ 1337.448819][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.448902][ T32] r9:83018205 r8:8530a400 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1337.448939][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.449014][ T32] r5:00001000 r4:eaf23000 [ 1337.449039][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.449115][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.449188][ T32] r5:852b478c r4:852b4400 [ 1337.449248][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.449320][ T32] r7:ddde2d40 r6:83018200 r5:852b478c r4:852d6500 [ 1337.449373][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.449471][ T32] r10:61c88647 r9:8530a400 r8:852d652c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 5 printk messages dropped ** [ 1337.449676][ T32] Exception stack(0xeb3d5fb0 to 0xeb3d5ff8) ** 11 printk messages dropped ** [ 1337.482854][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1337.483317][ T32] r4:e044ddc0 ** 9 printk messages dropped ** [ 1337.483730][ T32] r5:8495af8c r4:8495ac00 ** 10 printk messages dropped ** [ 1337.484421][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1337.485131][ T32] r5:8530b000 r4:829189bc ** 2 printk messages dropped ** [ 1337.485309][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3d1e08 ** 14 printk messages dropped ** [ 1337.485913][ T32] r7:ddde2d40 r6:83018200 r5:852b438c r4:852d6600 ** 14 printk messages dropped ** [ 1337.486703][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1337.487688][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 ** 7 printk messages dropped ** [ 1337.488027][ T32] r5:8495af8c r4:8495ac00 ** 5 printk messages dropped ** [ 1337.488255][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1337.488718][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1337.489293][ T32] r5:8530bc00 r4:829189bc ** 1 printk messages dropped ** [ 1337.489360][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1337.489837][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1337.511250][ T32] r10:61c88647 r9:8530bc00 r8:852d672c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1337.511575][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.512459][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1337.512518][ T32] r4:00000000 [ 1337.512542][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.512585][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1337.512618][ T32] dd20: c7c00000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1337.512649][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1337.512710][ T32] dd60: 80070013 ffffffff [ 1337.512772][ T32] r5:80070013 r4:80239bb0 [ 1337.512826][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.512878][ T32] r4:82ac11e4 [ 1337.512900][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.512978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1337.513037][ T32] r4:e044ddc0 [ 1337.513092][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.513171][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1337.513199][ T32] r4:00000000 [ 1337.513254][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.513306][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1337.513371][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.513455][ T32] r5:00001000 r4:ee5d1000 [ 1337.513480][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.513546][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.513623][ T32] r5:8495af8c r4:8495ac00 [ 1337.513647][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.513696][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1337.513716][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.513797][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.513824][ T32] r4:847a6d80 [ 1337.513845][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.513927][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1337.513954][ T32] r4:00000001 [ 1337.513975][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.514036][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1337.514067][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.514128][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.514251][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.514321][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.514350][ T32] r4:84789140 [ 1337.514374][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.514458][ T32] INFO: task kworker/1:628:4811 blocked for more than 463 seconds. [ 1337.514496][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.514523][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.514544][ T32] task:kworker/1:628 state:D stack:0 pid:4811 tgid:4811 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.514634][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.514684][ T32] Call trace: [ 1337.514771][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1337.514827][ T32] r10:829189c0 r9:eb3e1d84 r8:00000002 r7:60000013 r6:eb3e1d8c r5:8530c800 [ 1337.514852][ T32] r4:8530c800 [ 1337.514872][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1337.514916][ T32] r5:8530c800 r4:829189bc [ 1337.514936][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.514978][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.515028][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3e1e08 [ 1337.515051][ T32] r4:00000000 [ 1337.515092][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1337.515161][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.515236][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.515318][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852e8540 [ 1337.515382][ T32] r4:00000000 [ 1337.515424][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.515473][ T32] r9:83018205 r8:8530c800 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1337.515609][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.515672][ T32] r5:00001000 r4:eafa5000 [ 1337.515695][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1337.515947][ T32] r7:ddde2d40 r6:83018200 r5:852b538c r4:852d6800 ** 5 printk messages dropped ** [ 1337.516181][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1337.516392][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.516431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.516456][ T32] r4:852e8240 [ 1337.516658][ T32] INFO: task kworker/1:628:4811 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1337.516692][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.516784][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.516853][ T32] Call trace: [ 1337.516900][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1337.516955][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1337.517010][ T32] r4:00000000 [ 1337.517036][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.517138][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1337.517202][ T32] dd20: c7c00000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1337.517248][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1337.517277][ T32] dd60: 80070013 ffffffff [ 1337.517303][ T32] r5:80070013 r4:80239bb0 [ 1337.517363][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 3 printk messages dropped ** [ 1337.517595][ T32] r4:e044ddc0 ** 2 printk messages dropped ** [ 1337.517778][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.518228][ T32] r5:8495af8c r4:8495ac00 ** 5 printk messages dropped ** [ 1337.518517][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1337.518921][ T32] r4:84789140 ** 4 printk messages dropped ** [ 1337.519090][ T32] task:kworker/1:629 state:D stack:0 pid:4812 tgid:4812 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1337.519522][ T32] r5:8530d400 r4:829189bc ** 2 printk messages dropped ** [ 1337.519740][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3e5e08 ** 8 printk messages dropped ** [ 1337.550784][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1337.551139][ T32] r10:61c88647 r9:8530d400 r8:852d692c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1337.551636][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.552399][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 ** 10 printk messages dropped ** [ 1337.552748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 ** 10 printk messages dropped ** [ 1337.553267][ T32] r5:8495af8c r4:8495ac00 ** 4 printk messages dropped ** [ 1337.553513][ T32] r4:847a6d80 ** 5 printk messages dropped ** [ 1337.553755][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.554248][ T32] task:kworker/1:630 state:D stack:0 pid:4815 tgid:4815 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.554306][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.554347][ T32] Call trace: [ 1337.554416][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1337.554520][ T32] r10:829189c0 r9:eb3e9d84 r8:00000002 r7:60000113 r6:eb3e9d8c r5:8530e000 [ 1337.554609][ T32] r4:8530e000 [ 1337.554637][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1337.554685][ T32] r5:8530e000 r4:829189bc [ 1337.554706][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.554749][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.554799][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3e9e08 [ 1337.554854][ T32] r4:00000000 [ 1337.554891][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1337.554937][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.555005][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.555085][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852e8640 [ 1337.555146][ T32] r4:00000000 [ 1337.555170][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.555252][ T32] r9:83018205 r8:8530e000 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1337.555277][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.555347][ T32] r5:00001000 r4:eafb7000 [ 1337.555371][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.555443][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.555512][ T32] r5:852b578c r4:852b5400 [ 1337.555561][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.555614][ T32] r7:ddde2d40 r6:83018200 r5:852b578c r4:852d6a00 [ 1337.555637][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.555688][ T32] r10:61c88647 r9:8530e000 r8:852d6a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.555711][ T32] r4:852d6a00 [ 1337.555778][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.555831][ T32] r10:00000000 r9:852d6a00 r8:8027ecf4 r7:eb3e1e60 r6:852d6a80 r5:8530e000 [ 1337.555884][ T32] r4:00000001 [ 1337.555907][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.555981][ T32] Exception stack(0xeb3e9fb0 to 0xeb3e9ff8) [ 1337.556014][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.556046][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.556082][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.556115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.556138][ T32] r4:852e83c0 [ 1337.556367][ T32] INFO: task kworker/1:630:4815 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1337.556406][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.556466][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.556539][ T32] Call trace: [ 1337.556575][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1337.556629][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1337.556653][ T32] r4:00000000 [ 1337.556673][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.556714][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1337.556764][ T32] dd20: c86f1000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1337.556800][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1337.556826][ T32] dd60: 80070013 ffffffff [ 1337.556852][ T32] r5:80070013 r4:80239bb0 [ 1337.556901][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.556948][ T32] r4:82ac11e4 [ 1337.556999][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.557052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1337.557084][ T32] r4:e044ddc0 [ 1337.557137][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.557189][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1337.557216][ T32] r4:00000000 [ 1337.557239][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.557287][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1337.557324][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.557402][ T32] r5:00001000 r4:ee5d1000 [ 1337.557426][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.557470][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.557551][ T32] r5:8495af8c r4:8495ac00 ** 4 printk messages dropped ** [ 1337.557804][ T32] r4:847a6d80 ** 5 printk messages dropped ** [ 1337.558129][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1337.558509][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1337.558779][ T32] r5:8530ec00 r4:829189bc [ 1337.558804][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.558875][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.558930][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3ede08 [ 1337.558987][ T32] r4:00000000 [ 1337.559010][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1337.559052][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.559098][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.559145][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852e8bc0 [ 1337.559190][ T32] r4:00000000 [ 1337.559213][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.559260][ T32] r9:83018205 r8:8530ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1337.559282][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.559341][ T32] r5:00001000 r4:eb169000 [ 1337.559367][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.559447][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.559494][ T32] r5:852b638c r4:852b6000 [ 1337.559548][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.559625][ T32] r7:ddde2d40 r6:83018200 r5:852b638c r4:852d6b00 [ 1337.559650][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.559729][ T32] r10:61c88647 r9:8530ec00 r8:852d6b2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.559791][ T32] r4:852d6b00 [ 1337.559815][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.559949][ T32] r10:00000000 r9:852d6b00 r8:8027ecf4 r7:eb3e9e60 r6:852d6b80 r5:8530ec00 [ 1337.590336][ T32] r4:00000001 [ 1337.590421][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.590489][ T32] Exception stack(0xeb3edfb0 to 0xeb3edff8) [ 1337.590557][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.590595][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.590657][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.590696][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.590752][ T32] r4:852e8440 [ 1337.591123][ T32] INFO: task kworker/1:631:4817 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1337.591163][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.591272][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.591323][ T32] Call trace: [ 1337.591357][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1337.591414][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1337.591438][ T32] r4:00000000 [ 1337.591459][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.591536][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1337.591603][ T32] dd20: c91d8000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 ** 6 printk messages dropped ** [ 1337.591870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 ** 6 printk messages dropped ** [ 1337.592185][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1337.592634][ T32] r4:847a6d80 ** 5 printk messages dropped ** [ 1337.592817][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1337.593168][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1337.593526][ T32] r5:85310c00 r4:829189bc ** 3 printk messages dropped ** [ 1337.593716][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1337.593963][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.594345][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1337.594776][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1337.594954][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1337.595695][ T32] Exception stack(0xe044dd20 to 0xe044dd68) ** 8 printk messages dropped ** [ 1337.596207][ T32] r4:e044ddc0 ** 4 printk messages dropped ** [ 1337.596605][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 ** 9 printk messages dropped ** [ 1337.597049][ T32] r4:847a6d80 ** 4 printk messages dropped ** [ 1337.597268][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1337.597297][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.597363][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.597397][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.597430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.597454][ T32] r4:84789140 [ 1337.597474][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.597504][ T32] INFO: task kworker/1:633:4820 blocked for more than 464 seconds. [ 1337.597534][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.597582][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.597638][ T32] task:kworker/1:633 state:D stack:0 pid:4820 tgid:4820 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.597693][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.597796][ T32] Call trace: [ 1337.597844][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1337.598294][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3f5e08 ** 22 printk messages dropped ** [ 1337.599296][ T32] Exception stack(0xeb3f5fb0 to 0xeb3f5ff8) ** 17 printk messages dropped ** [ 1337.612938][ T32] r5:80070013 r4:80239bb0 ** 16 printk messages dropped ** [ 1337.613678][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 ** 22 printk messages dropped ** [ 1337.614804][ T32] r4:85312400 ** 7 printk messages dropped ** [ 1337.615109][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 22 printk messages dropped ** [ 1337.616210][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 22 printk messages dropped ** [ 1337.617480][ T32] r4:00000000 ** 14 printk messages dropped ** [ 1337.618009][ T32] r4:00000001 ** 12 printk messages dropped ** [ 1337.618637][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.618711][ T32] Call trace: [ 1337.618746][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1337.618797][ T32] r10:829189c0 r9:eb415d84 r8:00000002 r7:60000113 r6:eb415d8c r5:84a8a400 [ 1337.618853][ T32] r4:84a8a400 [ 1337.618893][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1337.618939][ T32] r5:84a8a400 r4:829189bc [ 1337.618960][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.619003][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.619053][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb415e08 [ 1337.619081][ T32] r4:00000000 [ 1337.619104][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1337.619146][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.619186][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.619259][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852e8c00 [ 1337.619286][ T32] r4:00000000 [ 1337.619347][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.619397][ T32] r9:83018205 r8:84a8a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1337.619452][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.619511][ T32] r5:00001000 r4:eb401000 [ 1337.619546][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1337.619667][ T32] r5:852b678c r4:852b6400 ** 14 printk messages dropped ** [ 1337.640755][ T32] r4:852e8c80 ** 14 printk messages dropped ** [ 1337.641824][ T32] r4:82ac11e4 ** 14 printk messages dropped ** [ 1337.642480][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 ** 21 printk messages dropped ** [ 1337.643367][ T32] r10:829189c0 r9:eb419d84 r8:00000002 r7:60000113 r6:eb419d8c r5:84a89800 ** 18 printk messages dropped ** [ 1337.644272][ T32] r5:852b6b8c r4:852b6800 ** 15 printk messages dropped ** [ 1337.645172][ T32] INFO: task kworker/1:636:4826 is blocked on a mutex likely owned by task kworker/1:209:3661. ** 1 printk messages dropped ** [ 1337.645378][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.645463][ T32] Call trace: [ 1337.645528][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1337.645600][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1337.645629][ T32] r4:00000000 [ 1337.645649][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.645689][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1337.645722][ T32] dd20: c98c9000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1337.645781][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1337.645811][ T32] dd60: 80070013 ffffffff [ 1337.645837][ T32] r5:80070013 r4:80239bb0 [ 1337.645858][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.645902][ T32] r4:82ac11e4 [ 1337.645955][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.646006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1337.646043][ T32] r4:e044ddc0 [ 1337.646103][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 12 printk messages dropped ** [ 1337.646787][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 16 printk messages dropped ** [ 1337.647439][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.647851][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 18 printk messages dropped ** [ 1337.648779][ T32] r4:852f4000 ** 11 printk messages dropped ** [ 1337.649421][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 21 printk messages dropped ** [ 1337.686133][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.686247][ T32] r5:00001000 r4:ee5d1000 [ 1337.686320][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.686415][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.686525][ T32] r5:8495af8c r4:8495ac00 [ 1337.686597][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.686696][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1337.686741][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.686840][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.686913][ T32] r4:847a6d80 [ 1337.686961][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.687079][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1337.687133][ T32] r4:00000001 [ 1337.687174][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 1337.687665][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1337.688575][ T32] r5:84a8b000 r4:829189bc ** 7 printk messages dropped ** [ 1337.689133][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852e8fc0 ** 20 printk messages dropped ** [ 1337.700855][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 16 printk messages dropped ** [ 1337.702880][ T32] r4:82ac11e4 ** 9 printk messages dropped ** [ 1337.703830][ T32] r5:00001000 r4:ee5d1000 ** 12 printk messages dropped ** [ 1337.704638][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) ** 13 printk messages dropped ** [ 1337.705446][ T32] r10:829189c0 r9:eb469d84 r8:00000002 r7:60000013 r6:eb469d8c r5:84a8e000 ** 9 printk messages dropped ** [ 1337.706110][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.706225][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a02c0 [ 1337.706275][ T32] r4:00000000 [ 1337.706317][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.706410][ T32] r9:83018205 r8:84a8e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0e9000 [ 1337.706455][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.706538][ T32] r5:00001000 r4:eb461000 [ 1337.706600][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.706684][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.706766][ T32] r5:852b7b8c r4:852b7800 [ 1337.706806][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.706892][ T32] r7:ddde2d40 r6:83018200 r5:852b7b8c r4:852f4100 [ 1337.706934][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.707108][ T32] r10:61c88647 r9:84a8e000 r8:852f412c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.707170][ T32] r4:852f4100 [ 1337.707214][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.707357][ T32] r10:00000000 r9:852f4100 r8:8027ecf4 r7:eb3f1e60 r6:84775f00 r5:84a8e000 [ 1337.707417][ T32] r4:00000001 [ 1337.707462][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.707535][ T32] Exception stack(0xeb469fb0 to 0xeb469ff8) [ 1337.707588][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1337.708491][ T32] INFO: task kworker/1:639:4833 is blocked on a mutex likely owned by task kworker/1:209:3661. ** 19 printk messages dropped ** [ 1337.732293][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1337.732741][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 16 printk messages dropped ** [ 1337.733396][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1337.733762][ T32] r5:84a88c00 r4:829189bc ** 8 printk messages dropped ** [ 1337.734257][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1337.734761][ T32] r10:61c88647 r9:84a88c00 r8:852f41ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 17 printk messages dropped ** [ 1337.735830][ T32] r4:00000000 ** 12 printk messages dropped ** [ 1337.736265][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 ** 16 printk messages dropped ** [ 1337.737015][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 17 printk messages dropped ** [ 1337.737793][ T32] r5:84a8c800 r4:829189bc ** 6 printk messages dropped ** [ 1337.738111][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 16 printk messages dropped ** [ 1337.738739][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1337.739251][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1337.762324][ T32] r4:00000000 [ 1337.762363][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.762416][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1337.762440][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.762486][ T32] r5:00001000 r4:ee5d1000 [ 1337.762529][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.762576][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.762630][ T32] r5:8495af8c r4:8495ac00 [ 1337.762655][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.762705][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1337.762748][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.762803][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.762828][ T32] r4:847a6d80 [ 1337.762871][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.762925][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1337.762949][ T32] r4:00000001 [ 1337.762990][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.763032][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1337.763064][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.763114][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.763144][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.763200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.763228][ T32] r4:84789140 [ 1337.763252][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.763301][ T32] INFO: task kworker/1:642:4839 blocked for more than 464 seconds. [ 1337.763337][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.763374][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.763400][ T32] task:kworker/1:642 state:D stack:0 pid:4839 tgid:4839 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.763488][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.763563][ T32] Call trace: [ 1337.763613][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1337.763757][ T32] r5:84a88000 r4:829189bc ** 11 printk messages dropped ** [ 1337.764328][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 18 printk messages dropped ** [ 1337.765154][ T32] r4:851a03c0 ** 11 printk messages dropped ** [ 1337.766012][ T32] dd60: 80070013 ffffffff ** 11 printk messages dropped ** [ 1337.766559][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 18 printk messages dropped ** [ 1337.767420][ T32] r4:84789140 ** 11 printk messages dropped ** [ 1337.767907][ T32] r5:84a8d400 r4:829189bc ** 5 printk messages dropped ** [ 1337.768156][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 19 printk messages dropped ** [ 1337.768973][ T32] Exception stack(0xeb4a5fb0 to 0xeb4a5ff8) ** 13 printk messages dropped ** [ 1337.769787][ T32] Exception stack(0xe044dd20 to 0xe044dd68) ** 14 printk messages dropped ** [ 1337.793413][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1337.793942][ T32] r4:00000001 [ 1337.793963][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.794019][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1337.794054][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.794116][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.794160][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.794218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.794270][ T32] r4:84789140 [ 1337.794312][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.794359][ T32] INFO: task kworker/1:644:4843 blocked for more than 464 seconds. [ 1337.794404][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.794456][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.794483][ T32] task:kworker/1:644 state:D stack:0 pid:4843 tgid:4843 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.794542][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.794586][ T32] Call trace: [ 1337.794645][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1337.794701][ T32] r10:829189c0 r9:eb4bdd84 r8:00000002 r7:60000113 r6:eb4bdd8c r5:848e3c00 [ 1337.794726][ T32] r4:848e3c00 [ 1337.794746][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1337.794789][ T32] r5:848e3c00 r4:829189bc [ 1337.794810][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.794856][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.794942][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4bde08 [ 1337.794972][ T32] r4:00000000 [ 1337.795022][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1337.795067][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.795117][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.795164][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a0840 ** 6 printk messages dropped ** [ 1337.795522][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1337.795846][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1337.796029][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1337.796702][ T32] Call trace: ** 6 printk messages dropped ** [ 1337.796994][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1337.797296][ T32] r4:e044ddc0 ** 5 printk messages dropped ** [ 1337.797546][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1337.797960][ T32] r4:847a6d80 ** 6 printk messages dropped ** [ 1337.798218][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.798250][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.798282][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.798306][ T32] r4:84789140 [ 1337.798326][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.798407][ T32] INFO: task kworker/1:645:4844 blocked for more than 464 seconds. [ 1337.798465][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.798513][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.798551][ T32] task:kworker/1:645 state:D stack:0 pid:4844 tgid:4844 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.798649][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.798722][ T32] Call trace: [ 1337.798759][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1337.798821][ T32] r10:829189c0 r9:eb4c1d84 r8:00000002 r7:60000113 r6:eb4c1d8c r5:848e4800 [ 1337.798850][ T32] r4:848e4800 [ 1337.798870][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1337.798915][ T32] r5:848e4800 r4:829189bc [ 1337.798936][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.798987][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.799042][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4c1e08 [ 1337.799065][ T32] r4:00000000 [ 1337.799112][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1337.799157][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.799198][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.799265][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a0580 [ 1337.799292][ T32] r4:00000000 [ 1337.799315][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.799361][ T32] r9:83018205 r8:848e4800 r7:00000000 r6:83018200 r5:00001000 r4:7f0ff000 [ 1337.799382][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.799427][ T32] r5:00001000 r4:eb501000 [ 1337.799448][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.799488][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.799529][ T32] r5:852bdb8c r4:852bd800 [ 1337.799549][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.799593][ T32] r7:ddde2d40 r6:83018200 r5:852bdb8c r4:852f4400 [ 1337.799625][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.799679][ T32] r10:61c88647 r9:848e4800 r8:852f442c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.799702][ T32] r4:852f4400 [ 1337.799722][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.799790][ T32] r10:00000000 r9:852f4400 r8:8027ecf4 r7:eb4a5e60 r6:85202200 r5:848e4800 [ 1337.799839][ T32] r4:00000001 [ 1337.799862][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.799948][ T32] Exception stack(0xeb4c1fb0 to 0xeb4c1ff8) [ 1337.814389][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.814442][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.814474][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.814531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.814584][ T32] r4:851a06c0 [ 1337.814941][ T32] INFO: task kworker/1:645:4844 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1337.815003][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.815081][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.815157][ T32] Call trace: [ 1337.815194][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1337.815273][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1337.815302][ T32] r4:00000000 [ 1337.815348][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.815415][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1337.815452][ T32] dd20: cb498000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1337.815484][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1337.815511][ T32] dd60: 80070013 ffffffff [ 1337.815536][ T32] r5:80070013 r4:80239bb0 [ 1337.815557][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.815623][ T32] r4:82ac11e4 [ 1337.815648][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.815696][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1337.815720][ T32] r4:e044ddc0 [ 1337.815741][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.815787][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1337.815810][ T32] r4:00000000 [ 1337.815840][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.815892][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1337.815915][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.815959][ T32] r5:00001000 r4:ee5d1000 [ 1337.815981][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.816044][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.816127][ T32] r5:8495af8c r4:8495ac00 [ 1337.816155][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.816205][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1337.816243][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.816296][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.816356][ T32] r4:847a6d80 [ 1337.816383][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.816435][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1337.816459][ T32] r4:00000001 [ 1337.816480][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.816548][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1337.816580][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.816613][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.816673][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.816739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.816766][ T32] r4:84789140 [ 1337.816788][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.816816][ T32] INFO: task kworker/1:646:4846 blocked for more than 464 seconds. [ 1337.816849][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.816874][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.816895][ T32] task:kworker/1:646 state:D stack:0 pid:4846 tgid:4846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.816940][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.817028][ T32] Call trace: [ 1337.817063][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1337.817121][ T32] r10:829189c0 r9:eb405d84 r8:00000002 r7:60000013 r6:eb405d8c r5:85314800 [ 1337.817146][ T32] r4:85314800 [ 1337.817189][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1337.817237][ T32] r5:85314800 r4:829189bc [ 1337.817291][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.817338][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.817390][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb405e08 [ 1337.817414][ T32] r4:00000000 [ 1337.817433][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1337.817473][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.817533][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.817603][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a0bc0 [ 1337.817632][ T32] r4:00000000 [ 1337.817652][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.817700][ T32] r9:83018205 r8:85314800 r7:00000000 r6:83018200 r5:00001000 r4:7f0f7000 [ 1337.817722][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.817764][ T32] r5:00001000 r4:eb4c9000 [ 1337.817805][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.817873][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.817920][ T32] r5:852bd38c r4:852bd000 [ 1337.817941][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.817986][ T32] r7:ddde2d40 r6:83018200 r5:852bd38c r4:852f4480 [ 1337.818007][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.818078][ T32] r10:61c88647 r9:85314800 r8:852f44ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.818106][ T32] r4:852f4480 [ 1337.818147][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.818220][ T32] r10:00000000 r9:852f4480 r8:8027ecf4 r7:eb4c1e60 r6:852f4500 r5:85314800 [ 1337.818288][ T32] r4:00000001 [ 1337.818312][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.818354][ T32] Exception stack(0xeb405fb0 to 0xeb405ff8) [ 1337.818423][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.818479][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.818511][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.818544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.818589][ T32] r4:851a06c0 [ 1337.818776][ T32] INFO: task kworker/1:646:4846 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1337.818811][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.818894][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.818946][ T32] Call trace: [ 1337.818981][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1337.819035][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1337.819059][ T32] r4:00000000 [ 1337.819084][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.819147][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1337.819183][ T32] dd20: cb498000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1337.819224][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1337.819262][ T32] dd60: 80070013 ffffffff [ 1337.819291][ T32] r5:80070013 r4:80239bb0 [ 1337.819312][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.819374][ T32] r4:82ac11e4 [ 1337.819431][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.819484][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1337.819520][ T32] r4:e044ddc0 [ 1337.819545][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.819593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1337.819630][ T32] r4:00000000 [ 1337.819662][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.819713][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1337.819757][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.819805][ T32] r5:00001000 r4:ee5d1000 [ 1337.819826][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.819955][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.835939][ T32] r5:8495af8c r4:8495ac00 [ 1337.836009][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.836091][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1337.836116][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.836169][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.836192][ T32] r4:847a6d80 [ 1337.836213][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.836278][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1337.836306][ T32] r4:00000001 [ 1337.836327][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.836367][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1337.836419][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.836486][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.836519][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.836554][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.836597][ T32] r4:84789140 [ 1337.836625][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.836654][ T32] INFO: task kworker/0:216:4849 blocked for more than 464 seconds. [ 1337.836710][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.836739][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.836763][ T32] task:kworker/0:216 state:D stack:0 pid:4849 tgid:4849 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.836854][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.836897][ T32] Call trace: [ 1337.836928][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1337.837021][ T32] r10:829189c0 r9:eb4d5d84 r8:00000002 r7:60000113 r6:eb4d5d8c r5:85316000 [ 1337.837049][ T32] r4:85316000 [ 1337.837076][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1337.837123][ T32] r5:85316000 r4:829189bc [ 1337.837144][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.837186][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.837236][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4d5e08 [ 1337.837282][ T32] r4:00000000 [ 1337.837332][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1337.837378][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.837441][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.837492][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85203500 [ 1337.837516][ T32] r4:00000000 [ 1337.837537][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.837616][ T32] r9:83018005 r8:85316000 r7:00000000 r6:83018000 r5:00001000 r4:7f0f9000 [ 1337.837655][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.837703][ T32] r5:00001000 r4:eb4d1000 [ 1337.837724][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.837797][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.837874][ T32] r5:8535578c r4:85355400 [ 1337.837898][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.837944][ T32] r7:dddced40 r6:83018000 r5:8535578c r4:85202280 [ 1337.837965][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.838046][ T32] r10:61c88647 r9:85316000 r8:852022ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.838092][ T32] r4:85202280 [ 1337.838117][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.838208][ T32] r10:00000000 r9:85202280 r8:8027ecf4 r7:eb3c1e60 r6:852f4600 r5:85316000 [ 1337.838240][ T32] r4:00000001 [ 1337.838281][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.838322][ T32] Exception stack(0xeb4d5fb0 to 0xeb4d5ff8) [ 1337.838350][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.838414][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.838446][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.838478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.838501][ T32] r4:85203240 [ 1337.838833][ T32] INFO: task kworker/0:216:4849 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1337.838872][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.838957][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.839000][ T32] Call trace: [ 1337.839040][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1337.839123][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1337.839174][ T32] r4:00000000 [ 1337.839198][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.839249][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1337.839306][ T32] dd20: cb9b4000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1337.839351][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1337.839379][ T32] dd60: 80070013 ffffffff [ 1337.839405][ T32] r5:80070013 r4:80239bb0 [ 1337.839440][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.839502][ T32] r4:82ac11e4 [ 1337.839544][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.839596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1337.839647][ T32] r4:e044ddc0 [ 1337.839672][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.839750][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1337.839802][ T32] r4:00000000 [ 1337.839825][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.839873][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1337.839958][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.852845][ T32] r5:00001000 r4:ee5d1000 [ 1337.852908][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.852972][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.853018][ T32] r5:8495af8c r4:8495ac00 [ 1337.853039][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.853095][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1337.853117][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.853186][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.853214][ T32] r4:847a6d80 [ 1337.853237][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.853288][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1337.853335][ T32] r4:00000001 [ 1337.853360][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.853423][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1337.853459][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.853513][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.853546][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.853578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.853602][ T32] r4:84789140 [ 1337.853625][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.853672][ T32] INFO: task kworker/1:647:4850 blocked for more than 464 seconds. [ 1337.853707][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.853764][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.853804][ T32] task:kworker/1:647 state:D stack:0 pid:4850 tgid:4850 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.853896][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.853971][ T32] Call trace: [ 1337.854004][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1337.854059][ T32] r10:829189c0 r9:eb4d9d84 r8:00000002 r7:60000113 r6:eb4d9d8c r5:85316c00 [ 1337.854119][ T32] r4:85316c00 [ 1337.854144][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1337.854247][ T32] r5:85316c00 r4:829189bc [ 1337.854272][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.854316][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.854367][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4d9e08 [ 1337.854390][ T32] r4:00000000 [ 1337.854433][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1337.854500][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.854546][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.854614][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d8a00 [ 1337.854663][ T32] r4:00000000 [ 1337.854687][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.854758][ T32] r9:83018205 r8:85316c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0fd000 [ 1337.854784][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.854840][ T32] r5:00001000 r4:eb4f1000 [ 1337.854885][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.854930][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.854973][ T32] r5:852bd78c r4:852bd400 [ 1337.855025][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.855109][ T32] r7:ddde2d40 r6:83018200 r5:852bd78c r4:852f4580 [ 1337.855135][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.855186][ T32] r10:61c88647 r9:85316c00 r8:852f45ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.855209][ T32] r4:852f4580 [ 1337.855250][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.855303][ T32] r10:00000000 r9:852f4580 r8:8027ecf4 r7:eb4c1e60 r6:852f4680 r5:85316c00 [ 1337.855328][ T32] r4:00000001 [ 1337.855347][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.855384][ T32] Exception stack(0xeb4d9fb0 to 0xeb4d9ff8) [ 1337.855414][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.855444][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.855507][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.855543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.855567][ T32] r4:851a0a40 [ 1337.855884][ T32] INFO: task kworker/1:647:4850 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1337.855934][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.856018][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.856108][ T32] Call trace: [ 1337.856145][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1337.856210][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1337.856238][ T32] r4:00000000 [ 1337.856258][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.856299][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1337.856332][ T32] dd20: cbd47000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1337.856364][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1337.856388][ T32] dd60: 80070013 ffffffff [ 1337.856423][ T32] r5:80070013 r4:80239bb0 [ 1337.856469][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.856517][ T32] r4:82ac11e4 [ 1337.856540][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.856587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1337.856632][ T32] r4:e044ddc0 [ 1337.856656][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.856704][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1337.856739][ T32] r4:00000000 [ 1337.856762][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.856831][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1337.856857][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.856902][ T32] r5:00001000 r4:ee5d1000 [ 1337.856923][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.856965][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.857016][ T32] r5:8495af8c r4:8495ac00 [ 1337.857040][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.857094][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1337.857116][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.857196][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.857225][ T32] r4:847a6d80 [ 1337.857268][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.857322][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1337.857346][ T32] r4:00000001 [ 1337.857367][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.857406][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1337.857434][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.857465][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.857493][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.857540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.857567][ T32] r4:84789140 [ 1337.857589][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.857614][ T32] INFO: task kworker/0:217:4852 blocked for more than 464 seconds. [ 1337.857643][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.857688][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.857714][ T32] task:kworker/0:217 state:D stack:0 pid:4852 tgid:4852 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.857762][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.857823][ T32] Call trace: [ 1337.857858][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1337.857909][ T32] r10:829189c0 r9:eb4e9d84 r8:00000002 r7:60000113 r6:eb4e9d8c r5:85313000 [ 1337.857933][ T32] r4:85313000 [ 1337.857981][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1337.858052][ T32] r5:85313000 r4:829189bc [ 1337.858120][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.858179][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.858233][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4e9e08 [ 1337.858257][ T32] r4:00000000 [ 1337.858277][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1337.858340][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.858393][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.858443][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85203640 [ 1337.858489][ T32] r4:00000000 [ 1337.858513][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.858561][ T32] r9:83018005 r8:85313000 r7:00000000 r6:83018000 r5:00001000 r4:7f0fb000 [ 1337.858605][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.858652][ T32] r5:00001000 r4:eb4e1000 [ 1337.858694][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.858738][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.858817][ T32] r5:85355b8c r4:85355800 [ 1337.858841][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.858888][ T32] r7:dddced40 r6:83018000 r5:85355b8c r4:85202300 [ 1337.858909][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.858988][ T32] r10:61c88647 r9:85313000 r8:8520232c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.859029][ T32] r4:85202300 [ 1337.859064][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.859122][ T32] r10:00000000 r9:85202300 r8:8027ecf4 r7:eb3c1e60 r6:852f4700 r5:85313000 [ 1337.859178][ T32] r4:00000001 [ 1337.859213][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.859275][ T32] Exception stack(0xeb4e9fb0 to 0xeb4e9ff8) [ 1337.859307][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.859338][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.859388][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.859427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.859484][ T32] r4:85203380 [ 1337.859674][ T32] INFO: task kworker/0:217:4852 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1337.859731][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.859832][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.859877][ T32] Call trace: [ 1337.874264][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1337.874351][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1337.874379][ T32] r4:00000000 [ 1337.874400][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.874442][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1337.874509][ T32] dd20: cc00f000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1337.874577][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1337.874607][ T32] dd60: 80070013 ffffffff [ 1337.874633][ T32] r5:80070013 r4:80239bb0 [ 1337.874678][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.874729][ T32] r4:82ac11e4 [ 1337.874751][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.874824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1337.874872][ T32] r4:e044ddc0 [ 1337.874917][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.874991][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1337.875020][ T32] r4:00000000 [ 1337.875058][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.875116][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1337.875139][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.875208][ T32] r5:00001000 r4:ee5d1000 [ 1337.875257][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.875315][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.875364][ T32] r5:8495af8c r4:8495ac00 [ 1337.875386][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.875455][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1337.875491][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.875567][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.875594][ T32] r4:847a6d80 [ 1337.875616][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.875667][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1337.875690][ T32] r4:00000001 [ 1337.875711][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.875748][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1337.875786][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.875823][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.875851][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.875883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.875907][ T32] r4:84789140 [ 1337.875931][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.875983][ T32] INFO: task kworker/0:218:4854 blocked for more than 464 seconds. [ 1337.876019][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.876046][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.876102][ T32] task:kworker/0:218 state:D stack:0 pid:4854 tgid:4854 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.876162][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.876205][ T32] Call trace: [ 1337.876236][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1337.876288][ T32] r10:829189c0 r9:eb4f9d84 r8:00000002 r7:60000113 r6:eb4f9d8c r5:85315400 [ 1337.876312][ T32] r4:85315400 [ 1337.876332][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1337.876375][ T32] r5:85315400 r4:829189bc [ 1337.876395][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.876459][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.876515][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4f9e08 [ 1337.876539][ T32] r4:00000000 [ 1337.876579][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1337.876632][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.876677][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.876749][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85399c40 [ 1337.876797][ T32] r4:00000000 [ 1337.876828][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.876878][ T32] r9:83018005 r8:85315400 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1337.876925][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.876972][ T32] r5:00001000 r4:eb219000 [ 1337.876993][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.877034][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.877083][ T32] r5:853f978c r4:853f9400 [ 1337.877125][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.877175][ T32] r7:dddced40 r6:83018000 r5:853f978c r4:85202380 [ 1337.877216][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.877272][ T32] r10:61c88647 r9:85315400 r8:852023ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.877318][ T32] r4:85202380 [ 1337.877342][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.877391][ T32] r10:00000000 r9:85202380 r8:8027ecf4 r7:eb3c1e60 r6:852f4780 r5:85315400 [ 1337.877424][ T32] r4:00000001 [ 1337.877447][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.877484][ T32] Exception stack(0xeb4f9fb0 to 0xeb4f9ff8) [ 1337.877535][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.877570][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.877599][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.877631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.877656][ T32] r4:852034c0 [ 1337.877978][ T32] INFO: task kworker/0:218:4854 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1337.878014][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.878092][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.878135][ T32] Call trace: [ 1337.878204][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1337.878261][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1337.878285][ T32] r4:00000000 [ 1337.878305][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.878379][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1337.878413][ T32] dd20: cc00f000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1337.878444][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1337.878493][ T32] dd60: 80070013 ffffffff [ 1337.878528][ T32] r5:80070013 r4:80239bb0 [ 1337.878559][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.878617][ T32] r4:82ac11e4 [ 1337.878663][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.878735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1337.878762][ T32] r4:e044ddc0 [ 1337.878783][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.878830][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1337.878869][ T32] r4:00000000 [ 1337.878925][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.878975][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1337.878998][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.879052][ T32] r5:00001000 r4:ee5d1000 [ 1337.879133][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.879179][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.879243][ T32] r5:8495af8c r4:8495ac00 [ 1337.879267][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.879338][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1337.879363][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.879437][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.879464][ T32] r4:847a6d80 [ 1337.879522][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.879600][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1337.879627][ T32] r4:00000001 [ 1337.879672][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.879714][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1337.879743][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.879785][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.879816][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.879849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.879882][ T32] r4:84789140 [ 1337.896749][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.896876][ T32] INFO: task kworker/1:648:4857 blocked for more than 464 seconds. [ 1337.896917][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.896972][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.896999][ T32] task:kworker/1:648 state:D stack:0 pid:4857 tgid:4857 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.897096][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.897157][ T32] Call trace: [ 1337.897212][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1337.897315][ T32] r10:829189c0 r9:eb4f5d84 r8:00000002 r7:60000013 r6:eb4f5d8c r5:85310000 [ 1337.897346][ T32] r4:85310000 [ 1337.897400][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1337.897449][ T32] r5:85310000 r4:829189bc [ 1337.897472][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.897544][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.897599][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4f5e08 [ 1337.897655][ T32] r4:00000000 [ 1337.897698][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1337.897742][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.897786][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.897832][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504a080 [ 1337.897856][ T32] r4:00000000 [ 1337.897876][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.897923][ T32] r9:83018205 r8:85310000 r7:00000000 r6:83018200 r5:00001000 r4:7f101000 [ 1337.897947][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.898014][ T32] r5:00001000 r4:eb509000 [ 1337.898039][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.898090][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.898154][ T32] r5:852bdf8c r4:852bdc00 [ 1337.898193][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.898243][ T32] r7:ddde2d40 r6:83018200 r5:852bdf8c r4:852f4800 [ 1337.898265][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.898315][ T32] r10:61c88647 r9:85310000 r8:852f482c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.898350][ T32] r4:852f4800 [ 1337.898383][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.898459][ T32] r10:00000000 r9:852f4800 r8:8027ecf4 r7:eb4c1e60 r6:852f4880 r5:85310000 [ 1337.898508][ T32] r4:00000001 [ 1337.898532][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.898583][ T32] Exception stack(0xeb4f5fb0 to 0xeb4f5ff8) [ 1337.898617][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.898650][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.898679][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.898711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.898755][ T32] r4:851a0b00 [ 1337.899165][ T32] INFO: task kworker/1:648:4857 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1337.899206][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.899290][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.899333][ T32] Call trace: [ 1337.899364][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1337.899432][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1337.899461][ T32] r4:00000000 [ 1337.899483][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.899524][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1337.899557][ T32] dd20: cc4a3000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1337.899589][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1337.899614][ T32] dd60: 80070013 ffffffff [ 1337.899650][ T32] r5:80070013 r4:80239bb0 [ 1337.899675][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.899720][ T32] r4:82ac11e4 [ 1337.899759][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.899833][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1337.899861][ T32] r4:e044ddc0 [ 1337.899962][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.910320][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1337.910365][ T32] r4:00000000 [ 1337.910404][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.910502][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1337.910531][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.910580][ T32] r5:00001000 r4:ee5d1000 [ 1337.910602][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.910646][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.910691][ T32] r5:8495af8c r4:8495ac00 [ 1337.910713][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.910775][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1337.910801][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.910865][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.910892][ T32] r4:847a6d80 [ 1337.910915][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.910968][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1337.911004][ T32] r4:00000001 [ 1337.911028][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.911102][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1337.911171][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.911208][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.911239][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.911274][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.911299][ T32] r4:84789140 [ 1337.911324][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.911366][ T32] INFO: task kworker/1:649:4859 blocked for more than 464 seconds. [ 1337.911400][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.911425][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.911447][ T32] task:kworker/1:649 state:D stack:0 pid:4859 tgid:4859 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.911521][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.911567][ T32] Call trace: [ 1337.911623][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1337.911678][ T32] r10:829189c0 r9:eb7e1d84 r8:00000002 r7:60000113 r6:eb7e1d8c r5:85313c00 [ 1337.911702][ T32] r4:85313c00 [ 1337.911723][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1337.911786][ T32] r5:85313c00 r4:829189bc [ 1337.911811][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.911855][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.911906][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7e1e08 [ 1337.911950][ T32] r4:00000000 [ 1337.911974][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1337.912015][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.912054][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.912111][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85206500 [ 1337.912144][ T32] r4:00000000 [ 1337.912188][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.912240][ T32] r9:83018205 r8:85313c00 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1337.912263][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.912306][ T32] r5:00001000 r4:dfadd000 [ 1337.912326][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.912388][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.912434][ T32] r5:852beb8c r4:852be800 [ 1337.912454][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.912501][ T32] r7:ddde2d40 r6:83018200 r5:852beb8c r4:852f4900 [ 1337.912531][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.912606][ T32] r10:61c88647 r9:85313c00 r8:852f492c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.912633][ T32] r4:852f4900 [ 1337.912654][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.912703][ T32] r10:00000000 r9:852f4900 r8:8027ecf4 r7:eb4f5e60 r6:852f4980 r5:85313c00 [ 1337.912735][ T32] r4:00000001 [ 1337.912779][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.912819][ T32] Exception stack(0xeb7e1fb0 to 0xeb7e1ff8) [ 1337.912868][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.912903][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.912932][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.912963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.913008][ T32] r4:85206000 [ 1337.913408][ T32] INFO: task kworker/1:649:4859 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1337.913485][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.913817][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.913898][ T32] Call trace: [ 1337.913946][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1337.914034][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1337.914072][ T32] r4:00000000 [ 1337.914110][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.914201][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1337.914283][ T32] dd20: cc74d000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1337.914336][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1337.914417][ T32] dd60: 80070013 ffffffff [ 1337.914460][ T32] r5:80070013 r4:80239bb0 [ 1337.914493][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.914561][ T32] r4:82ac11e4 [ 1337.914593][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.914715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1337.914753][ T32] r4:e044ddc0 [ 1337.914785][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.914876][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1337.914913][ T32] r4:00000000 [ 1337.914972][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.915047][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1337.915094][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.915161][ T32] r5:00001000 r4:ee5d1000 [ 1337.915233][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.915301][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.915394][ T32] r5:8495af8c r4:8495ac00 [ 1337.915420][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.915501][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1337.915526][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.915583][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.915608][ T32] r4:847a6d80 [ 1337.915673][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.915732][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1337.915757][ T32] r4:00000001 [ 1337.915807][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.915853][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1337.915909][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.915986][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.916032][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.916069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.916099][ T32] r4:84789140 [ 1337.916122][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.916181][ T32] INFO: task kworker/1:650:4861 blocked for more than 464 seconds. [ 1337.916215][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.916270][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.916326][ T32] task:kworker/1:650 state:D stack:0 pid:4861 tgid:4861 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.916379][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.916419][ T32] Call trace: [ 1337.916490][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1337.916574][ T32] r10:829189c0 r9:eb515d84 r8:00000002 r7:60000113 r6:eb515d8c r5:84a8ec00 [ 1337.916604][ T32] r4:84a8ec00 [ 1337.916626][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1337.916700][ T32] r5:84a8ec00 r4:829189bc [ 1337.916725][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.916797][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.916852][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb515e08 [ 1337.916877][ T32] r4:00000000 [ 1337.916908][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1337.916954][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.917025][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.917111][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852060c0 [ 1337.917139][ T32] r4:00000000 [ 1337.917160][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.917234][ T32] r9:83018205 r8:84a8ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f103000 [ 1337.917260][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.917334][ T32] r5:00001000 r4:eb511000 [ 1337.917358][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.917416][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.917462][ T32] r5:852be38c r4:852be000 [ 1337.917483][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.917530][ T32] r7:ddde2d40 r6:83018200 r5:852be38c r4:852f4a00 [ 1337.917563][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.917616][ T32] r10:61c88647 r9:84a8ec00 r8:852f4a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.917668][ T32] r4:852f4a00 [ 1337.917722][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.917803][ T32] r10:00000000 r9:852f4a00 r8:8027ecf4 r7:eb7e1e60 r6:852f4a80 r5:84a8ec00 [ 1337.917830][ T32] r4:00000001 [ 1337.917850][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.917915][ T32] Exception stack(0xeb515fb0 to 0xeb515ff8) [ 1337.917947][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.918008][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.918041][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.918074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.918134][ T32] r4:85206180 [ 1337.918351][ T32] INFO: task kworker/1:650:4861 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1337.918388][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.918480][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.918556][ T32] Call trace: [ 1337.918625][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1337.918708][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1337.918763][ T32] r4:00000000 [ 1337.918787][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.918829][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1337.918863][ T32] dd20: cc74d000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1337.918954][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1337.918984][ T32] dd60: 80070013 ffffffff [ 1337.919009][ T32] r5:80070013 r4:80239bb0 [ 1337.919031][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.919110][ T32] r4:82ac11e4 [ 1337.919168][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.919219][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1337.919243][ T32] r4:e044ddc0 [ 1337.919264][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.919310][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1337.919333][ T32] r4:00000000 [ 1337.919353][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.919431][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1337.919459][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.919503][ T32] r5:00001000 r4:ee5d1000 [ 1337.919524][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.919564][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.919607][ T32] r5:8495af8c r4:8495ac00 [ 1337.919627][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.919705][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1337.919730][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.919781][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.919806][ T32] r4:847a6d80 [ 1337.919838][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.919949][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1337.940635][ T32] r4:00000001 [ 1337.940682][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.940748][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1337.940782][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.940814][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.940842][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.940875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.940898][ T32] r4:84789140 [ 1337.940922][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.940953][ T32] INFO: task kworker/1:651:4863 blocked for more than 464 seconds. [ 1337.940988][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.941031][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.941097][ T32] task:kworker/1:651 state:D stack:0 pid:4863 tgid:4863 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.941202][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.941294][ T32] Call trace: [ 1337.941359][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1337.941418][ T32] r10:829189c0 r9:eb521d84 r8:00000002 r7:60000113 r6:eb521d8c r5:85318000 [ 1337.941443][ T32] r4:85318000 [ 1337.941467][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1337.941542][ T32] r5:85318000 r4:829189bc [ 1337.941567][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.941658][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.941714][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb521e08 [ 1337.941796][ T32] r4:00000000 [ 1337.941892][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1337.941936][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.941980][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.942027][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852063c0 [ 1337.942086][ T32] r4:00000000 [ 1337.942141][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.942210][ T32] r9:83018205 r8:85318000 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [ 1337.942302][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.942354][ T32] r5:00001000 r4:df9fb000 [ 1337.942410][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.942456][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.942500][ T32] r5:852be78c r4:852be400 [ 1337.942521][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.942596][ T32] r7:ddde2d40 r6:83018200 r5:852be78c r4:852f4b00 [ 1337.942652][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.942706][ T32] r10:61c88647 r9:85318000 r8:852f4b2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.942762][ T32] r4:852f4b00 [ 1337.942786][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.942835][ T32] r10:00000000 r9:852f4b00 r8:8027ecf4 r7:eb7e1e60 r6:852f4b80 r5:85318000 [ 1337.942889][ T32] r4:00000001 [ 1337.942942][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.942983][ T32] Exception stack(0xeb521fb0 to 0xeb521ff8) [ 1337.943012][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.943045][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.943073][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.943145][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.943172][ T32] r4:85206240 [ 1337.943563][ T32] INFO: task kworker/1:651:4863 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1337.943630][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.943693][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.943785][ T32] Call trace: [ 1337.943849][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1337.943907][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1337.943932][ T32] r4:00000000 [ 1337.943977][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.944019][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1337.944052][ T32] dd20: ccc8b000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1337.944140][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1337.944173][ T32] dd60: 80070013 ffffffff [ 1337.944200][ T32] r5:80070013 r4:80239bb0 [ 1337.944221][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.944298][ T32] r4:82ac11e4 [ 1337.944322][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.944403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1337.944430][ T32] r4:e044ddc0 [ 1337.944451][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.944498][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1337.944522][ T32] r4:00000000 [ 1337.944541][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.944587][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1337.944640][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.944733][ T32] r5:00001000 r4:ee5d1000 [ 1337.944786][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.944831][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.944876][ T32] r5:8495af8c r4:8495ac00 [ 1337.944936][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.944991][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1337.945014][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.945065][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.945094][ T32] r4:847a6d80 [ 1337.945116][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.945206][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1337.945255][ T32] r4:00000001 [ 1337.945310][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.945376][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1337.945441][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.945506][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.945566][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.945601][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.945655][ T32] r4:84789140 [ 1337.945707][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.945767][ T32] INFO: task kworker/1:652:4866 blocked for more than 464 seconds. [ 1337.945800][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.945825][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.945847][ T32] task:kworker/1:652 state:D stack:0 pid:4866 tgid:4866 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.945923][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.945963][ T32] Call trace: [ 1337.946005][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1337.946097][ T32] r10:829189c0 r9:eacf9d84 r8:00000002 r7:60000113 r6:eacf9d8c r5:85318c00 [ 1337.946127][ T32] r4:85318c00 [ 1337.946200][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1337.946254][ T32] r5:85318c00 r4:829189bc [ 1337.946300][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.946373][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.946432][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacf9e08 [ 1337.946457][ T32] r4:00000000 [ 1337.946477][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1337.946518][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.946557][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.946604][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852067c0 [ 1337.946653][ T32] r4:00000000 [ 1337.946678][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.946754][ T32] r9:83018205 r8:85318c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1337.946781][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.946825][ T32] r5:00001000 r4:e04a3000 [ 1337.946876][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.946921][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.946964][ T32] r5:852bf38c r4:852bf000 [ 1337.946985][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.947102][ T32] r7:ddde2d40 r6:83018200 r5:852bf38c r4:852f4c00 [ 1337.947157][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.947214][ T32] r10:61c88647 r9:85318c00 r8:852f4c2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.947239][ T32] r4:852f4c00 [ 1337.947273][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.947354][ T32] r10:00000000 r9:852f4c00 r8:8027ecf4 r7:eb7e1e60 r6:852f4c80 r5:85318c00 [ 1337.947381][ T32] r4:00000001 [ 1337.947401][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.947439][ T32] Exception stack(0xeacf9fb0 to 0xeacf9ff8) [ 1337.947500][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.947535][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.947593][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.947656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.947712][ T32] r4:85206380 [ 1337.947931][ T32] INFO: task kworker/1:652:4866 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1337.947969][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.948028][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.948070][ T32] Call trace: [ 1337.948147][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1337.948203][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1337.948228][ T32] r4:00000000 [ 1337.948248][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.948289][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1337.948321][ T32] dd20: ccc8b000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1337.948354][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1337.948379][ T32] dd60: 80070013 ffffffff [ 1337.948405][ T32] r5:80070013 r4:80239bb0 [ 1337.948481][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.948532][ T32] r4:82ac11e4 [ 1337.948584][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.948635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1337.948689][ T32] r4:e044ddc0 [ 1337.948740][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.948791][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1337.948815][ T32] r4:00000000 [ 1337.948835][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.948899][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1337.948926][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.948970][ T32] r5:00001000 r4:ee5d1000 [ 1337.949021][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.949069][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.949120][ T32] r5:8495af8c r4:8495ac00 [ 1337.949141][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.949187][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1337.949208][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.949257][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.949310][ T32] r4:847a6d80 [ 1337.949364][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.949482][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1337.949512][ T32] r4:00000001 [ 1337.949534][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.949572][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1337.949601][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.949632][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.949660][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.949768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.949825][ T32] r4:84789140 [ 1337.949880][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.949916][ T32] INFO: task kworker/1:653:4867 blocked for more than 464 seconds. [ 1337.949996][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.980435][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.980487][ T32] task:kworker/1:653 state:D stack:0 pid:4867 tgid:4867 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.980561][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.980626][ T32] Call trace: [ 1337.980664][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1337.980746][ T32] r10:829189c0 r9:eb21dd84 r8:00000002 r7:60000013 r6:eb21dd8c r5:85319800 [ 1337.980799][ T32] r4:85319800 [ 1337.980826][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1337.980876][ T32] r5:85319800 r4:829189bc [ 1337.980909][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.980959][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.981026][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb21de08 [ 1337.981056][ T32] r4:00000000 [ 1337.981133][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1337.981182][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.981251][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.981335][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85206640 [ 1337.981365][ T32] r4:00000000 [ 1337.981388][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.981440][ T32] r9:83018205 r8:85319800 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1337.981463][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.981530][ T32] r5:00001000 r4:dfde9000 [ 1337.981564][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.981613][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.981669][ T32] r5:852bef8c r4:852bec00 [ 1337.981694][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.981746][ T32] r7:ddde2d40 r6:83018200 r5:852bef8c r4:852f4d00 [ 1337.981769][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.981821][ T32] r10:61c88647 r9:85319800 r8:852f4d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.981845][ T32] r4:852f4d00 [ 1337.981887][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.981965][ T32] r10:00000000 r9:852f4d00 r8:8027ecf4 r7:eacf9e60 r6:852f4d80 r5:85319800 [ 1337.981995][ T32] r4:00000001 [ 1337.982016][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.982066][ T32] Exception stack(0xeb21dfb0 to 0xeb21dff8) [ 1337.982109][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.982143][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.982195][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.982232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.982256][ T32] r4:852064c0 [ 1337.982689][ T32] INFO: task kworker/1:653:4867 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1337.982729][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.982788][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.982851][ T32] Call trace: [ 1337.982918][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1337.982975][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1337.983001][ T32] r4:00000000 [ 1337.983044][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.983095][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1337.983134][ T32] dd20: cd660000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1337.983189][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1337.983219][ T32] dd60: 80070013 ffffffff [ 1337.983245][ T32] r5:80070013 r4:80239bb0 [ 1337.983292][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.983343][ T32] r4:82ac11e4 [ 1337.983381][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.983433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1337.983457][ T32] r4:e044ddc0 [ 1337.983477][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.983524][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1337.983587][ T32] r4:00000000 [ 1337.983641][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.983692][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1337.983716][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.983791][ T32] r5:00001000 r4:ee5d1000 [ 1337.983815][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.983860][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.983933][ T32] r5:8495af8c r4:8495ac00 [ 1337.983977][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.984027][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1337.984084][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.984146][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.984199][ T32] r4:847a6d80 [ 1337.984222][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.984307][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1337.984346][ T32] r4:00000001 [ 1337.984370][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.984433][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1337.984491][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.984527][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.984556][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.984588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.984612][ T32] r4:84789140 [ 1337.984637][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.984698][ T32] INFO: task kworker/1:654:4870 blocked for more than 464 seconds. [ 1337.984738][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.984790][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.984814][ T32] task:kworker/1:654 state:D stack:0 pid:4870 tgid:4870 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.984904][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.984979][ T32] Call trace: [ 1337.985039][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1337.985095][ T32] r10:829189c0 r9:eb225d84 r8:00000002 r7:60000113 r6:eb225d8c r5:8531a400 [ 1337.985119][ T32] r4:8531a400 [ 1337.985139][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1337.985184][ T32] r5:8531a400 r4:829189bc [ 1337.985205][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.985279][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.985364][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb225e08 [ 1337.985391][ T32] r4:00000000 [ 1337.985447][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1337.985522][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.985586][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.985658][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85206940 [ 1337.985686][ T32] r4:00000000 [ 1337.985706][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.985755][ T32] r9:83018205 r8:8531a400 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1337.985777][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.985819][ T32] r5:00001000 r4:e0503000 [ 1337.985840][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.985881][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.985923][ T32] r5:852bf78c r4:852bf400 [ 1337.985943][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.985987][ T32] r7:ddde2d40 r6:83018200 r5:852bf78c r4:852f4e00 [ 1337.986008][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.986057][ T32] r10:61c88647 r9:8531a400 r8:852f4e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.986104][ T32] r4:852f4e00 [ 1337.986130][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.986205][ T32] r10:00000000 r9:852f4e00 r8:8027ecf4 r7:eacf9e60 r6:852f4e80 r5:8531a400 [ 1337.986231][ T32] r4:00000001 [ 1337.986251][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.986288][ T32] Exception stack(0xeb225fb0 to 0xeb225ff8) [ 1337.986338][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.986373][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.986404][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.986436][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.986459][ T32] r4:85206880 [ 1337.986667][ T32] INFO: task kworker/1:654:4870 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1337.986701][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.986809][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.986851][ T32] Call trace: [ 1337.986899][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1337.986973][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1337.987035][ T32] r4:00000000 [ 1337.987105][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.987155][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1337.987199][ T32] dd20: cd660000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1337.987235][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1337.987283][ T32] dd60: 80070013 ffffffff [ 1337.987313][ T32] r5:80070013 r4:80239bb0 [ 1337.987334][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.987378][ T32] r4:82ac11e4 [ 1337.987399][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.987477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1337.987550][ T32] r4:e044ddc0 [ 1337.987595][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.987652][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1337.987677][ T32] r4:00000000 [ 1337.987720][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.987773][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1337.987816][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.987865][ T32] r5:00001000 r4:ee5d1000 [ 1337.987885][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.987929][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.987971][ T32] r5:8495af8c r4:8495ac00 [ 1337.988015][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.988089][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1337.988130][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1337.988206][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.988235][ T32] r4:847a6d80 [ 1337.988293][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1337.988349][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1337.988374][ T32] r4:00000001 [ 1337.988428][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.988471][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1337.988522][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.988581][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.988614][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.988655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1337.988694][ T32] r4:84789140 [ 1337.988719][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.988748][ T32] INFO: task kworker/1:655:4871 blocked for more than 464 seconds. [ 1337.988800][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.988848][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.988905][ T32] task:kworker/1:655 state:D stack:0 pid:4871 tgid:4871 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.988957][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.989001][ T32] Call trace: [ 1337.989032][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1337.989091][ T32] r10:829189c0 r9:eb23dd84 r8:00000002 r7:60000113 r6:eb23dd8c r5:8531b000 [ 1337.989138][ T32] r4:8531b000 [ 1337.989163][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1337.989223][ T32] r5:8531b000 r4:829189bc [ 1337.989247][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.989299][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.989375][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb23de08 [ 1337.989404][ T32] r4:00000000 [ 1337.989439][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1337.989484][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.989525][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1337.989592][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85206b00 [ 1337.989620][ T32] r4:00000000 [ 1337.989640][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1337.989708][ T32] r9:83018205 r8:8531b000 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1337.989734][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1337.989777][ T32] r5:00001000 r4:e05a1000 [ 1337.989798][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1337.989838][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.989880][ T32] r5:852bfb8c r4:852bf800 [ 1337.989899][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1337.990010][ T32] r7:ddde2d40 r6:83018200 r5:852bfb8c r4:852f4f00 [ 1338.007619][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.007766][ T32] r10:61c88647 r9:8531b000 r8:852f4f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.007798][ T32] r4:852f4f00 [ 1338.007823][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.007886][ T32] r10:00000000 r9:852f4f00 r8:8027ecf4 r7:eb225e60 r6:852f4f80 r5:8531b000 [ 1338.007914][ T32] r4:00000001 [ 1338.007939][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.007991][ T32] Exception stack(0xeb23dfb0 to 0xeb23dff8) [ 1338.008031][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.008119][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.008159][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.008232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.008273][ T32] r4:85206740 [ 1338.008745][ T32] INFO: task kworker/1:655:4871 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1338.008819][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.009000][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.009058][ T32] Call trace: [ 1338.009123][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1338.009215][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1338.009246][ T32] r4:00000000 [ 1338.009271][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.009320][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1338.009389][ T32] dd20: cd7f9000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1338.009430][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1338.009484][ T32] dd60: 80070013 ffffffff [ 1338.009514][ T32] r5:80070013 r4:80239bb0 [ 1338.009565][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.009617][ T32] r4:82ac11e4 [ 1338.009638][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.009687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1338.009711][ T32] r4:e044ddc0 [ 1338.009731][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.009778][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1338.009828][ T32] r4:00000000 [ 1338.009853][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.009902][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1338.009991][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.022365][ T32] r5:00001000 r4:ee5d1000 [ 1338.022442][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.022511][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.022563][ T32] r5:8495af8c r4:8495ac00 [ 1338.022586][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.022634][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1338.022657][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.022707][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.022731][ T32] r4:847a6d80 [ 1338.022779][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.022835][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1338.022889][ T32] r4:00000001 [ 1338.022913][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.022968][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1338.023004][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.023036][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.023065][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.023103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.023157][ T32] r4:84789140 [ 1338.023185][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.023228][ T32] INFO: task kworker/1:656:4874 blocked for more than 464 seconds. [ 1338.023265][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.023292][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.023315][ T32] task:kworker/1:656 state:D stack:0 pid:4874 tgid:4874 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.023421][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.023498][ T32] Call trace: [ 1338.023564][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1338.023626][ T32] r10:829189c0 r9:eb26dd84 r8:00000002 r7:60000113 r6:eb26dd8c r5:8531bc00 [ 1338.023652][ T32] r4:8531bc00 [ 1338.023673][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1338.023717][ T32] r5:8531bc00 r4:829189bc [ 1338.023738][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.023780][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.023831][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb26de08 [ 1338.023866][ T32] r4:00000000 [ 1338.023890][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1338.023981][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.024030][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.024082][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85206c40 [ 1338.024108][ T32] r4:00000000 [ 1338.024128][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.024209][ T32] r9:83018205 r8:8531bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1338.024236][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.024279][ T32] r5:00001000 r4:e0701000 [ 1338.024301][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.024342][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.024384][ T32] r5:852bff8c r4:852bfc00 [ 1338.024497][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.024578][ T32] r7:ddde2d40 r6:83018200 r5:852bff8c r4:83c20380 [ 1338.024603][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.024705][ T32] r10:61c88647 r9:8531bc00 r8:83c203ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.024733][ T32] r4:83c20380 [ 1338.024782][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.024863][ T32] r10:00000000 r9:83c20380 r8:8027ecf4 r7:eb23de60 r6:8503d000 r5:8531bc00 [ 1338.024889][ T32] r4:00000001 [ 1338.024939][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.024980][ T32] Exception stack(0xeb26dfb0 to 0xeb26dff8) [ 1338.025009][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.025040][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.025116][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.025152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.025176][ T32] r4:85206980 [ 1338.025550][ T32] INFO: task kworker/1:656:4874 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1338.025586][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.025681][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.025752][ T32] Call trace: [ 1338.025787][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1338.025842][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1338.025867][ T32] r4:00000000 [ 1338.025887][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.025956][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1338.025993][ T32] dd20: cdc22000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1338.026025][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1338.026050][ T32] dd60: 80070013 ffffffff [ 1338.026080][ T32] r5:80070013 r4:80239bb0 [ 1338.026101][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.026190][ T32] r4:82ac11e4 [ 1338.026248][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.026300][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1338.026326][ T32] r4:e044ddc0 [ 1338.026346][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.026392][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1338.026415][ T32] r4:00000000 [ 1338.026435][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.026512][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1338.026574][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.026652][ T32] r5:00001000 r4:ee5d1000 [ 1338.026676][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.026747][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.026794][ T32] r5:8495af8c r4:8495ac00 [ 1338.026817][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.026864][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1338.026886][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.026966][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.027023][ T32] r4:847a6d80 [ 1338.027106][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.027161][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1338.027185][ T32] r4:00000001 [ 1338.027206][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.027243][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1338.027310][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.027352][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.027382][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.027413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.027465][ T32] r4:84789140 [ 1338.027490][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.027516][ T32] INFO: task kworker/1:657:4875 blocked for more than 464 seconds. [ 1338.027545][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.027569][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.027589][ T32] task:kworker/1:657 state:D stack:0 pid:4875 tgid:4875 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.027635][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.027674][ T32] Call trace: [ 1338.027741][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1338.027793][ T32] r10:829189c0 r9:eb285d84 r8:00000002 r7:60000113 r6:eb285d8c r5:8531c800 [ 1338.027843][ T32] r4:8531c800 [ 1338.027867][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1338.027912][ T32] r5:8531c800 r4:829189bc [ 1338.027959][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.028004][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.028091][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb285e08 [ 1338.028120][ T32] r4:00000000 [ 1338.028141][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1338.028182][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.028221][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.028266][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85206dc0 [ 1338.028290][ T32] r4:00000000 [ 1338.028310][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.028386][ T32] r9:83018205 r8:8531c800 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1338.028441][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.028486][ T32] r5:00001000 r4:e0753000 [ 1338.028508][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.028550][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.028622][ T32] r5:853ec38c r4:853ec000 [ 1338.028674][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.028750][ T32] r7:ddde2d40 r6:83018200 r5:853ec38c r4:8503d080 [ 1338.028775][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.028826][ T32] r10:61c88647 r9:8531c800 r8:8503d0ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.028852][ T32] r4:8503d080 [ 1338.028901][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.028982][ T32] r10:00000000 r9:8503d080 r8:8027ecf4 r7:eb26de60 r6:8503d100 r5:8531c800 [ 1338.029008][ T32] r4:00000001 [ 1338.029029][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.029066][ T32] Exception stack(0xeb285fb0 to 0xeb285ff8) [ 1338.029112][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.029146][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.029174][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.029236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.029264][ T32] r4:85206ac0 [ 1338.029481][ T32] INFO: task kworker/1:657:4875 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1338.029520][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.029609][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.029684][ T32] Call trace: [ 1338.029745][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1338.029829][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1338.029859][ T32] r4:00000000 [ 1338.029958][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.053039][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1338.053111][ T32] dd20: ce185000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1338.053146][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1338.053201][ T32] dd60: 80070013 ffffffff [ 1338.053236][ T32] r5:80070013 r4:80239bb0 [ 1338.053261][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.053328][ T32] r4:82ac11e4 [ 1338.053360][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.053413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1338.053437][ T32] r4:e044ddc0 [ 1338.053458][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.053504][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1338.053527][ T32] r4:00000000 [ 1338.053547][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.053694][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1338.053721][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.053770][ T32] r5:00001000 r4:ee5d1000 [ 1338.053791][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.053860][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.053908][ T32] r5:8495af8c r4:8495ac00 [ 1338.053930][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.053979][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1338.054001][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.054051][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.054106][ T32] r4:847a6d80 [ 1338.054131][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.054235][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1338.054264][ T32] r4:00000001 [ 1338.054285][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.054324][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1338.054378][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.054447][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.054501][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.054564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.054591][ T32] r4:84789140 [ 1338.054618][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.054650][ T32] INFO: task kworker/1:658:4876 blocked for more than 464 seconds. [ 1338.054685][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.054711][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.054761][ T32] task:kworker/1:658 state:D stack:0 pid:4876 tgid:4876 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.054826][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.054896][ T32] Call trace: [ 1338.054933][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1338.055017][ T32] r10:829189c0 r9:eb491d84 r8:00000002 r7:60000113 r6:eb491d8c r5:8531d400 [ 1338.055080][ T32] r4:8531d400 [ 1338.055133][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1338.055182][ T32] r5:8531d400 r4:829189bc [ 1338.055203][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.055246][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.055297][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb491e08 [ 1338.055319][ T32] r4:00000000 [ 1338.055340][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1338.055381][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.055420][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.055466][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501f800 [ 1338.055490][ T32] r4:00000000 [ 1338.055537][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.055587][ T32] r9:83018205 r8:8531d400 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1338.055609][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.055679][ T32] r5:00001000 r4:eaa85000 [ 1338.055703][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.055745][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.055788][ T32] r5:853ed78c r4:853ed400 [ 1338.055838][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.055887][ T32] r7:ddde2d40 r6:83018200 r5:853ed78c r4:8503d180 [ 1338.055920][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.056004][ T32] r10:61c88647 r9:8531d400 r8:8503d1ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.056031][ T32] r4:8503d180 [ 1338.056051][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.056136][ T32] r10:00000000 r9:8503d180 r8:8027ecf4 r7:eb285e60 r6:8503d200 r5:8531d400 [ 1338.056163][ T32] r4:00000001 [ 1338.056183][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.056220][ T32] Exception stack(0xeb491fb0 to 0xeb491ff8) [ 1338.056249][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.056407][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.056496][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.056552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.056589][ T32] r4:85206ac0 [ 1338.057151][ T32] INFO: task kworker/1:658:4876 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1338.057209][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.057441][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.057537][ T32] Call trace: [ 1338.057583][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1338.057667][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1338.057726][ T32] r4:00000000 [ 1338.057758][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.057824][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1338.057875][ T32] dd20: ce185000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1338.057963][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1338.058005][ T32] dd60: 80070013 ffffffff [ 1338.058044][ T32] r5:80070013 r4:80239bb0 [ 1338.058111][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.058201][ T32] r4:82ac11e4 [ 1338.058233][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.058334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1338.058370][ T32] r4:e044ddc0 [ 1338.058393][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.058447][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1338.058503][ T32] r4:00000000 [ 1338.058528][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.058581][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1338.058606][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.058681][ T32] r5:00001000 r4:ee5d1000 [ 1338.058706][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.058787][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.058848][ T32] r5:8495af8c r4:8495ac00 [ 1338.058873][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.058927][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1338.058950][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.059037][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.059066][ T32] r4:847a6d80 [ 1338.059094][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.059181][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1338.059211][ T32] r4:00000001 [ 1338.059235][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.059276][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1338.059348][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.059384][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.059441][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.059477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.059501][ T32] r4:84789140 [ 1338.059524][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.059549][ T32] INFO: task kworker/1:659:4878 blocked for more than 464 seconds. [ 1338.059578][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.059603][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.059638][ T32] task:kworker/1:659 state:D stack:0 pid:4878 tgid:4878 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.059719][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.059792][ T32] Call trace: [ 1338.059826][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1338.060080][ T32] r10:829189c0 r9:eb29dd84 r8:00000002 r7:60000013 r6:eb29dd8c r5:8531ec00 [ 1338.078616][ T32] r4:8531ec00 [ 1338.078667][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1338.078763][ T32] r5:8531ec00 r4:829189bc [ 1338.078792][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.078839][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.078890][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb29de08 [ 1338.078943][ T32] r4:00000000 [ 1338.078995][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1338.079042][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.079094][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.079143][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501f100 [ 1338.079167][ T32] r4:00000000 [ 1338.079188][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.079237][ T32] r9:83018205 r8:8531ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1338.079260][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.079307][ T32] r5:00001000 r4:e0831000 [ 1338.079356][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.079427][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.079480][ T32] r5:853ec78c r4:853ec400 [ 1338.079538][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.079591][ T32] r7:ddde2d40 r6:83018200 r5:853ec78c r4:8503d280 [ 1338.079658][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.079740][ T32] r10:61c88647 r9:8531ec00 r8:8503d2ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.079767][ T32] r4:8503d280 [ 1338.079789][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.079841][ T32] r10:00000000 r9:8503d280 r8:8027ecf4 r7:eb491e60 r6:8503d300 r5:8531ec00 [ 1338.079864][ T32] r4:00000001 [ 1338.079963][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.084395][ T32] Exception stack(0xeb29dfb0 to 0xeb29dff8) [ 1338.084442][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.084499][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.084596][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.084662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.084691][ T32] r4:85206e80 [ 1338.085101][ T32] INFO: task kworker/1:659:4878 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1338.085142][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.085215][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.085296][ T32] Call trace: [ 1338.085334][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1338.085392][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1338.085417][ T32] r4:00000000 [ 1338.085437][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.085478][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1338.085534][ T32] dd20: ce728000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1338.085573][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1338.085601][ T32] dd60: 80070013 ffffffff [ 1338.085626][ T32] r5:80070013 r4:80239bb0 [ 1338.085648][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.085693][ T32] r4:82ac11e4 [ 1338.085715][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.085790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1338.085818][ T32] r4:e044ddc0 [ 1338.085839][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.085917][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1338.085974][ T32] r4:00000000 [ 1338.085998][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.086094][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1338.086147][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.086250][ T32] r5:00001000 r4:ee5d1000 [ 1338.086277][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.086322][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.086378][ T32] r5:8495af8c r4:8495ac00 [ 1338.086429][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.086509][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1338.086536][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.086587][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.086611][ T32] r4:847a6d80 [ 1338.086631][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.086682][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1338.086731][ T32] r4:00000001 [ 1338.086783][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.086824][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1338.086855][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.086886][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.086940][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.086999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.087056][ T32] r4:84789140 [ 1338.087108][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.087172][ T32] INFO: task kworker/1:660:4882 blocked for more than 464 seconds. [ 1338.087232][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.087274][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.087298][ T32] task:kworker/1:660 state:D stack:0 pid:4882 tgid:4882 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.087380][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.087420][ T32] Call trace: [ 1338.087485][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1338.087540][ T32] r10:829189c0 r9:eb2fdd84 r8:00000002 r7:60000113 r6:eb2fdd8c r5:85320c00 [ 1338.087564][ T32] r4:85320c00 [ 1338.087609][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1338.087677][ T32] r5:85320c00 r4:829189bc [ 1338.087701][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.087746][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.087796][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2fde08 [ 1338.087820][ T32] r4:00000000 [ 1338.087839][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1338.087879][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.087958][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.088009][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501f300 [ 1338.088056][ T32] r4:00000000 [ 1338.088107][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.088157][ T32] r9:83018205 r8:85320c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1338.088180][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.088264][ T32] r5:00001000 r4:e48a6000 [ 1338.088318][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.088362][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.088418][ T32] r5:853ecb8c r4:853ec800 [ 1338.088442][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.088518][ T32] r7:ddde2d40 r6:83018200 r5:853ecb8c r4:8503d380 [ 1338.088574][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.088652][ T32] r10:61c88647 r9:85320c00 r8:8503d3ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.088690][ T32] r4:8503d380 [ 1338.088713][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.088784][ T32] r10:00000000 r9:8503d380 r8:8027ecf4 r7:eb491e60 r6:8503d400 r5:85320c00 [ 1338.088812][ T32] r4:00000001 [ 1338.088832][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.088898][ T32] Exception stack(0xeb2fdfb0 to 0xeb2fdff8) [ 1338.088929][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.088960][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.089016][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.089052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.089128][ T32] r4:8501f040 [ 1338.089323][ T32] INFO: task kworker/1:660:4882 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1338.089360][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.089421][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.089463][ T32] Call trace: [ 1338.089561][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1338.089621][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1338.089646][ T32] r4:00000000 [ 1338.089702][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.089746][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1338.089809][ T32] dd20: ce728000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1338.089877][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1338.089970][ T32] dd60: 80070013 ffffffff [ 1338.107115][ T32] r5:80070013 r4:80239bb0 [ 1338.107187][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.107254][ T32] r4:82ac11e4 [ 1338.107278][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.107327][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1338.107352][ T32] r4:e044ddc0 [ 1338.107372][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.107419][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1338.107442][ T32] r4:00000000 [ 1338.107486][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.107539][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1338.107601][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.107652][ T32] r5:00001000 r4:ee5d1000 [ 1338.107674][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.107715][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.107786][ T32] r5:8495af8c r4:8495ac00 [ 1338.107812][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.107860][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1338.107882][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.107932][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.107990][ T32] r4:847a6d80 [ 1338.108017][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.108096][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1338.108152][ T32] r4:00000001 [ 1338.108176][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.108216][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1338.108247][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.108278][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.108335][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.108371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.108395][ T32] r4:84789140 [ 1338.108446][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.108480][ T32] INFO: task kworker/1:661:4883 blocked for more than 464 seconds. [ 1338.108516][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.108574][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.108601][ T32] task:kworker/1:661 state:D stack:0 pid:4883 tgid:4883 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.108691][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.108766][ T32] Call trace: [ 1338.108864][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1338.108923][ T32] r10:829189c0 r9:eb291d84 r8:00000002 r7:60000013 r6:eb291d8c r5:84890000 [ 1338.108979][ T32] r4:84890000 [ 1338.109033][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1338.109115][ T32] r5:84890000 r4:829189bc [ 1338.109140][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.109185][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.109238][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb291e08 [ 1338.109262][ T32] r4:00000000 [ 1338.109282][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1338.109335][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.109380][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.109455][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501f540 [ 1338.109482][ T32] r4:00000000 [ 1338.109502][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.109549][ T32] r9:83018205 r8:84890000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1338.109571][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.109640][ T32] r5:00001000 r4:e8917000 [ 1338.109666][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.109740][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.109787][ T32] r5:853ecf8c r4:853ecc00 [ 1338.109829][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.109940][ T32] r7:ddde2d40 r6:83018200 r5:853ecf8c r4:8503d480 [ 1338.117944][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.118029][ T32] r10:61c88647 r9:84890000 r8:8503d4ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.118056][ T32] r4:8503d480 [ 1338.118101][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.118191][ T32] r10:00000000 r9:8503d480 r8:8027ecf4 r7:eb491e60 r6:85202400 r5:84890000 [ 1338.118220][ T32] r4:00000001 [ 1338.118242][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.118282][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1338.118352][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.118422][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.118479][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.118514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.118538][ T32] r4:8501f340 [ 1338.118937][ T32] INFO: task kworker/1:661:4883 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1338.118990][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.119102][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.119167][ T32] Call trace: [ 1338.119199][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1338.119255][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1338.119281][ T32] r4:00000000 [ 1338.119336][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.119383][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1338.119421][ T32] dd20: cee73000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1338.119453][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1338.119478][ T32] dd60: 80070013 ffffffff [ 1338.119503][ T32] r5:80070013 r4:80239bb0 [ 1338.119524][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.119581][ T32] r4:82ac11e4 [ 1338.119605][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.119654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1338.119678][ T32] r4:e044ddc0 [ 1338.119698][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.119744][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1338.119768][ T32] r4:00000000 [ 1338.119788][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.119855][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1338.119881][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.120021][ T32] r5:00001000 r4:ee5d1000 [ 1338.132021][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.132143][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.132223][ T32] r5:8495af8c r4:8495ac00 [ 1338.132250][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.132303][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1338.132325][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.132376][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.132399][ T32] r4:847a6d80 [ 1338.132419][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.132498][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1338.132525][ T32] r4:00000001 [ 1338.132547][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.132633][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1338.132668][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.132700][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.132729][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.132762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.132785][ T32] r4:84789140 [ 1338.132821][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.132867][ T32] INFO: task kworker/1:662:4886 blocked for more than 464 seconds. [ 1338.132903][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.132959][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.132987][ T32] task:kworker/1:662 state:D stack:0 pid:4886 tgid:4886 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.133090][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.133194][ T32] Call trace: [ 1338.133251][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1338.133308][ T32] r10:829189c0 r9:eb319d84 r8:00000002 r7:60000113 r6:eb319d8c r5:84890c00 [ 1338.133333][ T32] r4:84890c00 [ 1338.133354][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1338.133425][ T32] r5:84890c00 r4:829189bc [ 1338.133454][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.133499][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.133551][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb319e08 [ 1338.133593][ T32] r4:00000000 [ 1338.133629][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1338.133692][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.133738][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.133800][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501f640 [ 1338.133827][ T32] r4:00000000 [ 1338.133850][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.133899][ T32] r9:83018205 r8:84890c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1338.133950][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.133998][ T32] r5:00001000 r4:eaa01000 [ 1338.134047][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.134128][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.134188][ T32] r5:853ed38c r4:853ed000 [ 1338.134243][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.134308][ T32] r7:ddde2d40 r6:83018200 r5:853ed38c r4:8503d500 [ 1338.134332][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.134384][ T32] r10:61c88647 r9:84890c00 r8:8503d52c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.134409][ T32] r4:8503d500 [ 1338.134429][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.134477][ T32] r10:00000000 r9:8503d500 r8:8027ecf4 r7:eb491e60 r6:85202480 r5:84890c00 [ 1338.134526][ T32] r4:00000001 [ 1338.134550][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.134588][ T32] Exception stack(0xeb319fb0 to 0xeb319ff8) [ 1338.134663][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.134717][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.134766][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.134830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.134885][ T32] r4:8501f440 [ 1338.135267][ T32] INFO: task kworker/1:662:4886 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1338.135304][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.135362][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.135438][ T32] Call trace: [ 1338.135507][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1338.135565][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1338.135619][ T32] r4:00000000 [ 1338.135643][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.135705][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1338.135741][ T32] dd20: cf675000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1338.135773][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1338.135798][ T32] dd60: 80070013 ffffffff [ 1338.135823][ T32] r5:80070013 r4:80239bb0 [ 1338.135844][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.135927][ T32] r4:82ac11e4 [ 1338.135972][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.136024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1338.136081][ T32] r4:e044ddc0 [ 1338.136109][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.136187][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1338.136243][ T32] r4:00000000 [ 1338.136267][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.136316][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1338.136343][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.136427][ T32] r5:00001000 r4:ee5d1000 [ 1338.136482][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.136558][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.136605][ T32] r5:8495af8c r4:8495ac00 [ 1338.136626][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.136675][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1338.136696][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.136774][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.136815][ T32] r4:847a6d80 [ 1338.136838][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.136917][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1338.136944][ T32] r4:00000001 [ 1338.136967][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.137005][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1338.137060][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.137098][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.137128][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.137162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.137185][ T32] r4:84789140 [ 1338.137205][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.137230][ T32] INFO: task kworker/1:663:4888 blocked for more than 464 seconds. [ 1338.137283][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.137312][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.137349][ T32] task:kworker/1:663 state:D stack:0 pid:4888 tgid:4888 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.137432][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.137476][ T32] Call trace: [ 1338.137507][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1338.137556][ T32] r10:829189c0 r9:eb325d84 r8:00000002 r7:60000013 r6:eb325d8c r5:84892400 [ 1338.137612][ T32] r4:84892400 [ 1338.137636][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1338.137681][ T32] r5:84892400 r4:829189bc [ 1338.137730][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.137775][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.137828][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb325e08 [ 1338.137863][ T32] r4:00000000 [ 1338.137919][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1338.137992][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.138040][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.138097][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501f940 [ 1338.138123][ T32] r4:00000000 [ 1338.138184][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.138238][ T32] r9:83018205 r8:84892400 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1338.138261][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.138305][ T32] r5:00001000 r4:eac49000 [ 1338.138326][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.138367][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.138409][ T32] r5:853edb8c r4:853ed800 [ 1338.138455][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.138520][ T32] r7:ddde2d40 r6:83018200 r5:853edb8c r4:8503d580 [ 1338.138574][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.138628][ T32] r10:61c88647 r9:84892400 r8:8503d5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.138652][ T32] r4:8503d580 [ 1338.138672][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.138720][ T32] r10:00000000 r9:8503d580 r8:8027ecf4 r7:eb491e60 r6:85202500 r5:84892400 [ 1338.138771][ T32] r4:00000001 [ 1338.138823][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.138863][ T32] Exception stack(0xeb325fb0 to 0xeb325ff8) [ 1338.138892][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.138923][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.138954][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.138986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.139009][ T32] r4:8501f680 [ 1338.139227][ T32] INFO: task kworker/1:663:4888 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1338.139304][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.139367][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.139413][ T32] Call trace: [ 1338.139491][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1338.139545][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1338.139570][ T32] r4:00000000 [ 1338.139590][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.139643][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1338.139679][ T32] dd20: cf675000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1338.139740][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1338.139769][ T32] dd60: 80070013 ffffffff [ 1338.139795][ T32] r5:80070013 r4:80239bb0 [ 1338.139837][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.139884][ T32] r4:82ac11e4 [ 1338.139994][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.160438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1338.160493][ T32] r4:e044ddc0 [ 1338.160520][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.160593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1338.160619][ T32] r4:00000000 [ 1338.160640][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.160691][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1338.160715][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.160762][ T32] r5:00001000 r4:ee5d1000 [ 1338.160785][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.160829][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.160874][ T32] r5:8495af8c r4:8495ac00 [ 1338.160896][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.160947][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1338.160969][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.161027][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.161053][ T32] r4:847a6d80 [ 1338.161106][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.161191][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1338.161220][ T32] r4:00000001 [ 1338.161242][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.161308][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1338.161375][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.161411][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.161468][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.161504][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.161528][ T32] r4:84789140 [ 1338.161582][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.161616][ T32] INFO: task kworker/1:664:4890 blocked for more than 464 seconds. [ 1338.161651][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.161678][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.161701][ T32] task:kworker/1:664 state:D stack:0 pid:4890 tgid:4890 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.161792][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.161870][ T32] Call trace: [ 1338.161905][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1338.161961][ T32] r10:829189c0 r9:eb331d84 r8:00000002 r7:60000113 r6:eb331d8c r5:84893000 [ 1338.161984][ T32] r4:84893000 [ 1338.162005][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1338.162048][ T32] r5:84893000 r4:829189bc [ 1338.162116][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.162164][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.162266][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb331e08 [ 1338.162325][ T32] r4:00000000 [ 1338.162350][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1338.162393][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.162449][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.162500][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501fd00 [ 1338.162543][ T32] r4:00000000 [ 1338.162566][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.162613][ T32] r9:83018205 r8:84893000 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1338.162636][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.162678][ T32] r5:00001000 r4:ead41000 [ 1338.162698][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.162768][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.162851][ T32] r5:853ee78c r4:853ee400 [ 1338.162877][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.162954][ T32] r7:ddde2d40 r6:83018200 r5:853ee78c r4:8503d600 [ 1338.162979][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.163030][ T32] r10:61c88647 r9:84893000 r8:8503d62c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.163095][ T32] r4:8503d600 [ 1338.163119][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.163200][ T32] r10:00000000 r9:8503d600 r8:8027ecf4 r7:eb325e60 r6:85202580 r5:84893000 [ 1338.163229][ T32] r4:00000001 [ 1338.163270][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.163311][ T32] Exception stack(0xeb331fb0 to 0xeb331ff8) [ 1338.163363][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.163398][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.163455][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.163490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.163514][ T32] r4:8501f7c0 [ 1338.163938][ T32] INFO: task kworker/1:664:4890 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1338.163996][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.164097][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.164139][ T32] Call trace: [ 1338.164170][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1338.164314][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1338.164343][ T32] r4:00000000 [ 1338.164364][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.164405][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1338.164466][ T32] dd20: cfb60000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1338.164502][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1338.164528][ T32] dd60: 80070013 ffffffff [ 1338.164567][ T32] r5:80070013 r4:80239bb0 [ 1338.164591][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.164636][ T32] r4:82ac11e4 [ 1338.164673][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.164753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1338.164783][ T32] r4:e044ddc0 [ 1338.164805][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.164882][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1338.164909][ T32] r4:00000000 [ 1338.164959][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.165011][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1338.165038][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.165090][ T32] r5:00001000 r4:ee5d1000 [ 1338.165142][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.165188][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.165261][ T32] r5:8495af8c r4:8495ac00 [ 1338.165285][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.165334][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1338.165354][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.165404][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.165427][ T32] r4:847a6d80 [ 1338.165446][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.165495][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1338.165548][ T32] r4:00000001 [ 1338.165572][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.165630][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1338.165663][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.165694][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.165723][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.165754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.165777][ T32] r4:84789140 [ 1338.165826][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.165885][ T32] INFO: task kworker/1:665:4892 blocked for more than 464 seconds. [ 1338.165958][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.165988][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.166010][ T32] task:kworker/1:665 state:D stack:0 pid:4892 tgid:4892 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.166073][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.166113][ T32] Call trace: [ 1338.166204][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1338.166315][ T32] r10:829189c0 r9:eb33dd84 r8:00000002 r7:60000013 r6:eb33dd8c r5:84893c00 [ 1338.166347][ T32] r4:84893c00 [ 1338.166397][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1338.166446][ T32] r5:84893c00 r4:829189bc [ 1338.166491][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.166537][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.166588][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb33de08 [ 1338.166640][ T32] r4:00000000 [ 1338.166665][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1338.166706][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.166746][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.166822][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501fa80 [ 1338.166888][ T32] r4:00000000 [ 1338.166911][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.166959][ T32] r9:83018205 r8:84893c00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1338.166980][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.167024][ T32] r5:00001000 r4:eacdf000 [ 1338.167098][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.167149][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.167194][ T32] r5:853edf8c r4:853edc00 [ 1338.167216][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.167302][ T32] r7:ddde2d40 r6:83018200 r5:853edf8c r4:8503d680 [ 1338.167329][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.167382][ T32] r10:61c88647 r9:84893c00 r8:8503d6ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.167432][ T32] r4:8503d680 [ 1338.167484][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.167536][ T32] r10:00000000 r9:8503d680 r8:8027ecf4 r7:eb331e60 r6:85202600 r5:84893c00 [ 1338.167600][ T32] r4:00000001 [ 1338.167636][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.167707][ T32] Exception stack(0xeb33dfb0 to 0xeb33dff8) [ 1338.167770][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.167815][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.167848][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.167881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.167905][ T32] r4:8501f900 [ 1338.168118][ T32] INFO: task kworker/1:665:4892 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1338.168167][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.168297][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.168344][ T32] Call trace: [ 1338.168414][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1338.168471][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1338.168496][ T32] r4:00000000 [ 1338.168516][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.168556][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1338.168617][ T32] dd20: cfb60000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1338.168653][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1338.168723][ T32] dd60: 80070013 ffffffff [ 1338.168752][ T32] r5:80070013 r4:80239bb0 [ 1338.168773][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.168845][ T32] r4:82ac11e4 [ 1338.168870][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.168948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1338.168974][ T32] r4:e044ddc0 [ 1338.169025][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.169144][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1338.169188][ T32] r4:00000000 [ 1338.169242][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.169294][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1338.169316][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.169360][ T32] r5:00001000 r4:ee5d1000 [ 1338.169380][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.169486][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.169533][ T32] r5:8495af8c r4:8495ac00 [ 1338.169584][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.169721][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1338.169767][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.169821][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.169877][ T32] r4:847a6d80 [ 1338.169952][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.192776][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1338.192824][ T32] r4:00000001 [ 1338.192849][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.192907][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1338.192940][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.193001][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.193038][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.193106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.193135][ T32] r4:84789140 [ 1338.193160][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.193220][ T32] INFO: task kworker/1:666:4893 blocked for more than 464 seconds. [ 1338.193271][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.193303][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.193365][ T32] task:kworker/1:666 state:D stack:0 pid:4893 tgid:4893 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.193458][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.193563][ T32] Call trace: [ 1338.193635][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1338.193697][ T32] r10:829189c0 r9:eb349d84 r8:00000002 r7:60000113 r6:eb349d8c r5:84894800 [ 1338.193751][ T32] r4:84894800 [ 1338.193777][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1338.193826][ T32] r5:84894800 r4:829189bc [ 1338.193848][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.193923][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.194008][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb349e08 [ 1338.194063][ T32] r4:00000000 [ 1338.194092][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1338.194164][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.194236][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.194287][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501fc00 [ 1338.194312][ T32] r4:00000000 [ 1338.194333][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.194382][ T32] r9:83018205 r8:84894800 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1338.194405][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.194460][ T32] r5:00001000 r4:ead0f000 [ 1338.194485][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.194584][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.194635][ T32] r5:853ee38c r4:853ee000 [ 1338.194689][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.194769][ T32] r7:ddde2d40 r6:83018200 r5:853ee38c r4:8503d700 [ 1338.194797][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.194848][ T32] r10:61c88647 r9:84894800 r8:8503d72c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.194896][ T32] r4:8503d700 [ 1338.194920][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.194969][ T32] r10:00000000 r9:8503d700 r8:8027ecf4 r7:eb331e60 r6:85202680 r5:84894800 [ 1338.195024][ T32] r4:00000001 [ 1338.195047][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.195091][ T32] Exception stack(0xeb349fb0 to 0xeb349ff8) [ 1338.195139][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.195204][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.195247][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.195280][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.195303][ T32] r4:8501f740 [ 1338.195691][ T32] INFO: task kworker/1:666:4893 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1338.195761][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.195856][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.195899][ T32] Call trace: [ 1338.195929][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1338.195983][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1338.196007][ T32] r4:00000000 [ 1338.196027][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.196068][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1338.196109][ T32] dd20: d00a6000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1338.196183][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1338.196213][ T32] dd60: 80070013 ffffffff [ 1338.196276][ T32] r5:80070013 r4:80239bb0 [ 1338.196330][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.196378][ T32] r4:82ac11e4 [ 1338.196400][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.196475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1338.196527][ T32] r4:e044ddc0 [ 1338.196552][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.196601][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1338.196624][ T32] r4:00000000 [ 1338.196644][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.196690][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1338.196740][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.196801][ T32] r5:00001000 r4:ee5d1000 [ 1338.196824][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.196907][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.196982][ T32] r5:8495af8c r4:8495ac00 [ 1338.197005][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.197054][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1338.197111][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.197165][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.197190][ T32] r4:847a6d80 [ 1338.197213][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.197264][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1338.197315][ T32] r4:00000001 [ 1338.197340][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.197389][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1338.197421][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.197471][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.197527][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.197563][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.197616][ T32] r4:84789140 [ 1338.197669][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.197729][ T32] INFO: task kworker/1:667:4897 blocked for more than 464 seconds. [ 1338.197765][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.197868][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.197895][ T32] task:kworker/1:667 state:D stack:0 pid:4897 tgid:4897 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.197945][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.198015][ T32] Call trace: [ 1338.198094][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1338.198197][ T32] r10:829189c0 r9:eb525d84 r8:00000002 r7:60000113 r6:eb525d8c r5:84895400 [ 1338.198227][ T32] r4:84895400 [ 1338.198249][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1338.198293][ T32] r5:84895400 r4:829189bc [ 1338.198314][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.198385][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.198440][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb525e08 [ 1338.198492][ T32] r4:00000000 [ 1338.198544][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1338.198616][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.198660][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.198730][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501ff80 [ 1338.198759][ T32] r4:00000000 [ 1338.198780][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.198852][ T32] r9:83018205 r8:84895400 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1338.198878][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.198921][ T32] r5:00001000 r4:eafd3000 [ 1338.198941][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.199008][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.199127][ T32] r5:853eef8c r4:853eec00 [ 1338.199152][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.199199][ T32] r7:ddde2d40 r6:83018200 r5:853eef8c r4:8503d780 [ 1338.199220][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.199300][ T32] r10:61c88647 r9:84895400 r8:8503d7ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.199338][ T32] r4:8503d780 [ 1338.199361][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.199416][ T32] r10:00000000 r9:8503d780 r8:8027ecf4 r7:eb331e60 r6:85202700 r5:84895400 [ 1338.199474][ T32] r4:00000001 [ 1338.199514][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.199554][ T32] Exception stack(0xeb525fb0 to 0xeb525ff8) [ 1338.199582][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.199613][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.199654][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.199689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.199750][ T32] r4:8501fe80 [ 1338.219304][ T32] INFO: task kworker/1:667:4897 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1338.219401][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.219576][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.219673][ T32] Call trace: [ 1338.219708][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1338.219769][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1338.219853][ T32] r4:00000000 [ 1338.219948][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.220320][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1338.220366][ T32] dd20: d06ff000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1338.220400][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1338.220443][ T32] dd60: 80070013 ffffffff [ 1338.220509][ T32] r5:80070013 r4:80239bb0 [ 1338.220536][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.220591][ T32] r4:82ac11e4 [ 1338.220629][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.220681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1338.220706][ T32] r4:e044ddc0 [ 1338.220726][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.220773][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1338.220796][ T32] r4:00000000 [ 1338.220816][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.220864][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1338.220919][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.220996][ T32] r5:00001000 r4:ee5d1000 [ 1338.221022][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.221066][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.221128][ T32] r5:8495af8c r4:8495ac00 [ 1338.221150][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.221198][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1338.221219][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.221290][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.221317][ T32] r4:847a6d80 [ 1338.221378][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.221433][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1338.221485][ T32] r4:00000001 [ 1338.221538][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.221612][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1338.221645][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.221678][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.221707][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.221738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.221762][ T32] r4:84789140 [ 1338.221816][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.221851][ T32] INFO: task kworker/1:668:4898 blocked for more than 464 seconds. [ 1338.221909][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.221938][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.221989][ T32] task:kworker/1:668 state:D stack:0 pid:4898 tgid:4898 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.222102][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.222150][ T32] Call trace: [ 1338.222212][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1338.222268][ T32] r10:829189c0 r9:eb2a9d84 r8:00000002 r7:60000113 r6:eb2a9d8c r5:85320000 [ 1338.222292][ T32] r4:85320000 [ 1338.222313][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1338.222407][ T32] r5:85320000 r4:829189bc [ 1338.222461][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.222537][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.222592][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2a9e08 [ 1338.222617][ T32] r4:00000000 [ 1338.222636][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1338.222701][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.222773][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.222824][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501fe00 [ 1338.222879][ T32] r4:00000000 [ 1338.222902][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.222949][ T32] r9:83018205 r8:85320000 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1338.222992][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.223039][ T32] r5:00001000 r4:eafbf000 [ 1338.223059][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.223109][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.223198][ T32] r5:853eeb8c r4:853ee800 [ 1338.223224][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.223270][ T32] r7:ddde2d40 r6:83018200 r5:853eeb8c r4:8503d800 [ 1338.223319][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.223398][ T32] r10:61c88647 r9:85320000 r8:8503d82c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.223454][ T32] r4:8503d800 [ 1338.223507][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.223584][ T32] r10:00000000 r9:8503d800 r8:8027ecf4 r7:eb525e60 r6:8503d880 r5:85320000 [ 1338.223638][ T32] r4:00000001 [ 1338.223724][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.223765][ T32] Exception stack(0xeb2a9fb0 to 0xeb2a9ff8) [ 1338.223794][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.223825][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.223866][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.223965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.224027][ T32] r4:8501fe80 [ 1338.224388][ T32] INFO: task kworker/1:668:4898 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1338.224425][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.224516][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.224621][ T32] Call trace: [ 1338.224655][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1338.224709][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1338.224733][ T32] r4:00000000 [ 1338.224773][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.224854][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1338.224931][ T32] dd20: d06ff000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1338.224990][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1338.225019][ T32] dd60: 80070013 ffffffff [ 1338.225044][ T32] r5:80070013 r4:80239bb0 [ 1338.225066][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.225114][ T32] r4:82ac11e4 [ 1338.225165][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.225217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1338.225271][ T32] r4:e044ddc0 [ 1338.225327][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.225377][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1338.225403][ T32] r4:00000000 [ 1338.225422][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.225504][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1338.225530][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.225574][ T32] r5:00001000 r4:ee5d1000 [ 1338.225595][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.225658][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.225706][ T32] r5:8495af8c r4:8495ac00 [ 1338.225759][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.225843][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1338.225868][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.225949][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.225978][ T32] r4:847a6d80 [ 1338.225998][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.226047][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1338.226075][ T32] r4:00000001 [ 1338.226108][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.226149][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1338.226193][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.226225][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.226277][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.226346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.226374][ T32] r4:84789140 [ 1338.226415][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.226475][ T32] INFO: task kworker/1:669:4901 blocked for more than 464 seconds. [ 1338.226508][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.226554][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.226601][ T32] task:kworker/1:669 state:D stack:0 pid:4901 tgid:4901 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.226654][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.226697][ T32] Call trace: [ 1338.226728][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1338.226777][ T32] r10:829189c0 r9:eb369d84 r8:00000002 r7:60000113 r6:eb369d8c r5:85322400 [ 1338.226821][ T32] r4:85322400 [ 1338.226865][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1338.226912][ T32] r5:85322400 r4:829189bc [ 1338.226956][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.227002][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.227061][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb369e08 [ 1338.227094][ T32] r4:00000000 [ 1338.227117][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1338.227158][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.227197][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.227243][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85203940 [ 1338.227266][ T32] r4:00000000 [ 1338.227286][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.227330][ T32] r9:83018205 r8:85322400 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1338.227352][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.227394][ T32] r5:00001000 r4:eafff000 [ 1338.227414][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.227475][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.227542][ T32] r5:853ef38c r4:853ef000 [ 1338.227566][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.227612][ T32] r7:ddde2d40 r6:83018200 r5:853ef38c r4:8503d900 [ 1338.227634][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.227685][ T32] r10:61c88647 r9:85322400 r8:8503d92c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.227708][ T32] r4:8503d900 [ 1338.227728][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.227776][ T32] r10:00000000 r9:8503d900 r8:8027ecf4 r7:eb525e60 r6:8503d980 r5:85322400 [ 1338.227811][ T32] r4:00000001 [ 1338.227835][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.227873][ T32] Exception stack(0xeb369fb0 to 0xeb369ff8) [ 1338.227900][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.227932][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.227961][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.228015][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.228042][ T32] r4:85203000 [ 1338.228257][ T32] INFO: task kworker/1:669:4901 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1338.228294][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.228374][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.228419][ T32] Call trace: [ 1338.228450][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1338.228503][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1338.228527][ T32] r4:00000000 [ 1338.228547][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.228587][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1338.228640][ T32] dd20: d06ff000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1338.228698][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1338.228726][ T32] dd60: 80070013 ffffffff [ 1338.228766][ T32] r5:80070013 r4:80239bb0 [ 1338.228820][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.228867][ T32] r4:82ac11e4 [ 1338.228910][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.228983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1338.229040][ T32] r4:e044ddc0 [ 1338.229081][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.229133][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1338.229158][ T32] r4:00000000 [ 1338.229194][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.229245][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1338.229268][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.229322][ T32] r5:00001000 r4:ee5d1000 [ 1338.229366][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.229439][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.229488][ T32] r5:8495af8c r4:8495ac00 [ 1338.229509][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.229556][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1338.229592][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.229645][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.229668][ T32] r4:847a6d80 [ 1338.229706][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.229769][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1338.229819][ T32] r4:00000001 [ 1338.229842][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.229901][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1338.254916][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.255047][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.255097][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.255141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.255168][ T32] r4:84789140 [ 1338.255194][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.255265][ T32] INFO: task kworker/1:670:4902 blocked for more than 464 seconds. [ 1338.255307][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.255337][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.255388][ T32] task:kworker/1:670 state:D stack:0 pid:4902 tgid:4902 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.255513][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.255603][ T32] Call trace: [ 1338.255644][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1338.255708][ T32] r10:829189c0 r9:eb309d84 r8:00000002 r7:60000013 r6:eb309d8c r5:85323000 [ 1338.255733][ T32] r4:85323000 [ 1338.255754][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1338.255812][ T32] r5:85323000 r4:829189bc [ 1338.255940][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.256077][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.256139][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb309e08 [ 1338.256164][ T32] r4:00000000 [ 1338.256184][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1338.256225][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.256270][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.256318][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8476d680 [ 1338.256341][ T32] r4:00000000 [ 1338.256416][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.256477][ T32] r9:83018205 r8:85323000 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1338.256501][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.256546][ T32] r5:00001000 r4:eb01d000 [ 1338.256568][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.256610][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.256652][ T32] r5:853ef78c r4:853ef400 [ 1338.256780][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.256835][ T32] r7:ddde2d40 r6:83018200 r5:853ef78c r4:8503da00 [ 1338.256883][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.256967][ T32] r10:61c88647 r9:85323000 r8:8503da2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.256995][ T32] r4:8503da00 [ 1338.257072][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.257144][ T32] r10:00000000 r9:8503da00 r8:8027ecf4 r7:eb369e60 r6:8503da80 r5:85323000 [ 1338.257173][ T32] r4:00000001 [ 1338.257194][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.257236][ T32] Exception stack(0xeb309fb0 to 0xeb309ff8) [ 1338.257271][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.257305][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.257365][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.257403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.257428][ T32] r4:85203000 [ 1338.257843][ T32] INFO: task kworker/1:670:4902 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1338.257880][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.258003][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.258076][ T32] Call trace: [ 1338.258220][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1338.258277][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1338.258302][ T32] r4:00000000 [ 1338.258385][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.258438][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1338.258585][ T32] dd20: d0b40000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1338.258630][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1338.258659][ T32] dd60: 80070013 ffffffff [ 1338.258686][ T32] r5:80070013 r4:80239bb0 [ 1338.258708][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.258857][ T32] r4:82ac11e4 [ 1338.258882][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.259125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1338.259154][ T32] r4:e044ddc0 [ 1338.259176][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.259254][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1338.259361][ T32] r4:00000000 [ 1338.259386][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.259468][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1338.259629][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.259798][ T32] r5:00001000 r4:ee5d1000 [ 1338.259823][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.259870][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.259915][ T32] r5:8495af8c r4:8495ac00 [ 1338.259936][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.273228][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1338.273309][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.273409][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.273474][ T32] r4:847a6d80 [ 1338.273535][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.273607][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1338.273638][ T32] r4:00000001 [ 1338.273660][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.273701][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1338.273734][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.273788][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.273823][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.273856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.273880][ T32] r4:84789140 [ 1338.273904][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.273935][ T32] INFO: task kworker/1:671:4904 blocked for more than 464 seconds. [ 1338.273997][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.274051][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.274094][ T32] task:kworker/1:671 state:D stack:0 pid:4904 tgid:4904 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.274199][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.274268][ T32] Call trace: [ 1338.274346][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1338.274438][ T32] r10:829189c0 r9:eb52dd84 r8:00000002 r7:60000013 r6:eb52dd8c r5:85324800 [ 1338.274486][ T32] r4:85324800 [ 1338.274510][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1338.274556][ T32] r5:85324800 r4:829189bc [ 1338.274577][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.274646][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.274712][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb52de08 [ 1338.274750][ T32] r4:00000000 [ 1338.274771][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1338.274813][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.274880][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.274940][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85399200 [ 1338.274975][ T32] r4:00000000 [ 1338.275006][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.275068][ T32] r9:83018205 r8:85324800 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1338.275122][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.275205][ T32] r5:00001000 r4:eb083000 [ 1338.275230][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.275297][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.275358][ T32] r5:853efb8c r4:853ef800 [ 1338.275382][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.275429][ T32] r7:ddde2d40 r6:83018200 r5:853efb8c r4:8503db00 [ 1338.275451][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.275500][ T32] r10:61c88647 r9:85324800 r8:8503db2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.275547][ T32] r4:8503db00 [ 1338.275571][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.275641][ T32] r10:00000000 r9:8503db00 r8:8027ecf4 r7:eb309e60 r6:8503db80 r5:85324800 [ 1338.275668][ T32] r4:00000001 [ 1338.275704][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.275767][ T32] Exception stack(0xeb52dfb0 to 0xeb52dff8) [ 1338.275801][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.275834][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.275864][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.275917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.275970][ T32] r4:85203000 [ 1338.276374][ T32] INFO: task kworker/1:671:4904 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1338.276411][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.276471][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.276515][ T32] Call trace: [ 1338.276560][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1338.276618][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1338.276665][ T32] r4:00000000 [ 1338.276709][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.276755][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1338.276789][ T32] dd20: d102a000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1338.276830][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1338.276860][ T32] dd60: 80070013 ffffffff [ 1338.276908][ T32] r5:80070013 r4:80239bb0 [ 1338.276954][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.277021][ T32] r4:82ac11e4 [ 1338.277055][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.277143][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1338.277199][ T32] r4:e044ddc0 [ 1338.277225][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.277275][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1338.277320][ T32] r4:00000000 [ 1338.277344][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.277394][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1338.277417][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.277482][ T32] r5:00001000 r4:ee5d1000 [ 1338.277529][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.277579][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.277645][ T32] r5:8495af8c r4:8495ac00 [ 1338.277674][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.277746][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1338.277773][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.277866][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.277914][ T32] r4:847a6d80 [ 1338.277937][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.277988][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1338.278029][ T32] r4:00000001 [ 1338.278053][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.278120][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1338.278159][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.278234][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.278281][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.278339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.278369][ T32] r4:84789140 [ 1338.278391][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.278417][ T32] INFO: task kworker/1:672:4906 blocked for more than 464 seconds. [ 1338.278447][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.278493][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.278518][ T32] task:kworker/1:672 state:D stack:0 pid:4906 tgid:4906 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.278566][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.278606][ T32] Call trace: [ 1338.278649][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1338.278701][ T32] r10:829189c0 r9:eb531d84 r8:00000002 r7:60000013 r6:eb531d8c r5:85326000 [ 1338.278725][ T32] r4:85326000 [ 1338.278768][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1338.278817][ T32] r5:85326000 r4:829189bc [ 1338.278858][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.278905][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.278956][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb531e08 [ 1338.278979][ T32] r4:00000000 [ 1338.279009][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1338.279054][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.279136][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.279196][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853995c0 [ 1338.279223][ T32] r4:00000000 [ 1338.279253][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.279303][ T32] r9:83018205 r8:85326000 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1338.279326][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.279400][ T32] r5:00001000 r4:eb0ab000 [ 1338.279428][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.279484][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.279573][ T32] r5:853f838c r4:853f8000 [ 1338.279597][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.279644][ T32] r7:ddde2d40 r6:83018200 r5:853f838c r4:8503dc00 [ 1338.279665][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.279736][ T32] r10:61c88647 r9:85326000 r8:8503dc2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.279829][ T32] r4:8503dc00 [ 1338.279853][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.279903][ T32] r10:00000000 r9:8503dc00 r8:8027ecf4 r7:eb52de60 r6:8503dc80 r5:85326000 [ 1338.279927][ T32] r4:00000001 [ 1338.279992][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.304923][ T32] Exception stack(0xeb531fb0 to 0xeb531ff8) [ 1338.305002][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.305062][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.305101][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.305139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.305185][ T32] r4:85399080 [ 1338.305591][ T32] INFO: task kworker/1:672:4906 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1338.305652][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.305775][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.305899][ T32] Call trace: [ 1338.305933][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1338.306096][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1338.306147][ T32] r4:00000000 [ 1338.306194][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.306239][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1338.306298][ T32] dd20: d15cb000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1338.306333][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1338.306359][ T32] dd60: 80070013 ffffffff [ 1338.306384][ T32] r5:80070013 r4:80239bb0 [ 1338.306490][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.306542][ T32] r4:82ac11e4 [ 1338.306584][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.306636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1338.306660][ T32] r4:e044ddc0 [ 1338.306681][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.306745][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1338.306799][ T32] r4:00000000 [ 1338.306843][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.306896][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1338.306921][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.306966][ T32] r5:00001000 r4:ee5d1000 [ 1338.307076][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.307126][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.307171][ T32] r5:8495af8c r4:8495ac00 [ 1338.307193][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.307348][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1338.307375][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.307450][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.307499][ T32] r4:847a6d80 [ 1338.307610][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.307689][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1338.307718][ T32] r4:00000001 [ 1338.307761][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.307982][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1338.308117][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.308176][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.308211][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.308245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.308270][ T32] r4:84789140 [ 1338.308293][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.308322][ T32] INFO: task kworker/1:673:4907 blocked for more than 464 seconds. [ 1338.308355][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.308381][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.308403][ T32] task:kworker/1:673 state:D stack:0 pid:4907 tgid:4907 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.308479][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.308524][ T32] Call trace: [ 1338.308608][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1338.308662][ T32] r10:829189c0 r9:eb535d84 r8:00000002 r7:60000013 r6:eb535d8c r5:84891800 [ 1338.308697][ T32] r4:84891800 [ 1338.308722][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1338.308768][ T32] r5:84891800 r4:829189bc [ 1338.308812][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.308868][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.308924][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb535e08 [ 1338.308970][ T32] r4:00000000 [ 1338.308994][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1338.309058][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.309109][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.309158][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85399500 [ 1338.309183][ T32] r4:00000000 [ 1338.309215][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.309266][ T32] r9:83018205 r8:84891800 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1338.309291][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.309334][ T32] r5:00001000 r4:eb09b000 [ 1338.309355][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.309396][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.309444][ T32] r5:853eff8c r4:853efc00 [ 1338.309466][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.309513][ T32] r7:ddde2d40 r6:83018200 r5:853eff8c r4:8503dd00 [ 1338.309535][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.309584][ T32] r10:61c88647 r9:84891800 r8:8503dd2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.309608][ T32] r4:8503dd00 [ 1338.309629][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.309700][ T32] r10:00000000 r9:8503dd00 r8:8027ecf4 r7:eb531e60 r6:85202780 r5:84891800 [ 1338.309728][ T32] r4:00000001 [ 1338.309770][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.309811][ T32] Exception stack(0xeb535fb0 to 0xeb535ff8) [ 1338.309843][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.309876][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.309906][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.310015][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.321467][ T32] r4:85399080 [ 1338.321878][ T32] INFO: task kworker/1:673:4907 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1338.321941][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.322057][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.322125][ T32] Call trace: [ 1338.322159][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1338.322416][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1338.322451][ T32] r4:00000000 [ 1338.322475][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.322541][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1338.322605][ T32] dd20: d15cb000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1338.322645][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1338.322714][ T32] dd60: 80070013 ffffffff [ 1338.322746][ T32] r5:80070013 r4:80239bb0 [ 1338.322876][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.322930][ T32] r4:82ac11e4 [ 1338.322954][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.323027][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1338.323105][ T32] r4:e044ddc0 [ 1338.323176][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.323231][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1338.323258][ T32] r4:00000000 [ 1338.323317][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.323372][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1338.323410][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.323542][ T32] r5:00001000 r4:ee5d1000 [ 1338.323569][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.323617][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.323682][ T32] r5:8495af8c r4:8495ac00 [ 1338.323709][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.323778][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1338.323804][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.323857][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.323881][ T32] r4:847a6d80 [ 1338.323928][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.324007][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1338.324033][ T32] r4:00000001 [ 1338.324055][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.324099][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1338.324131][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.324177][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.324211][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.324247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.324272][ T32] r4:84789140 [ 1338.324295][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.324331][ T32] INFO: task kworker/1:674:4910 blocked for more than 464 seconds. [ 1338.324368][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.324407][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.324433][ T32] task:kworker/1:674 state:D stack:0 pid:4910 tgid:4910 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.324507][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.324668][ T32] Call trace: [ 1338.324758][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1338.324844][ T32] r10:829189c0 r9:eb541d84 r8:00000002 r7:60000113 r6:eb541d8c r5:84896c00 [ 1338.324874][ T32] r4:84896c00 [ 1338.324897][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1338.324984][ T32] r5:84896c00 r4:829189bc [ 1338.325011][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.325058][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.325162][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb541e08 [ 1338.325191][ T32] r4:00000000 [ 1338.325238][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1338.325307][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.325374][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.325426][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85399700 [ 1338.325473][ T32] r4:00000000 [ 1338.325498][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.325546][ T32] r9:83018205 r8:84896c00 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1338.325570][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.325615][ T32] r5:00001000 r4:eb0bd000 [ 1338.325674][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.325795][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.325865][ T32] r5:853f878c r4:853f8400 [ 1338.325903][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.325950][ T32] r7:ddde2d40 r6:83018200 r5:853f878c r4:8503dd80 [ 1338.325973][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.326042][ T32] r10:61c88647 r9:84896c00 r8:8503ddac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.326070][ T32] r4:8503dd80 [ 1338.326097][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.326188][ T32] r10:00000000 r9:8503dd80 r8:8027ecf4 r7:eb531e60 r6:85202800 r5:84896c00 [ 1338.326219][ T32] r4:00000001 [ 1338.326244][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.326283][ T32] Exception stack(0xeb541fb0 to 0xeb541ff8) [ 1338.326328][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.326387][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.326421][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.326455][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.326479][ T32] r4:85399440 [ 1338.326673][ T32] INFO: task kworker/1:674:4910 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1338.326720][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.326807][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.326853][ T32] Call trace: [ 1338.326909][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1338.326970][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1338.326997][ T32] r4:00000000 [ 1338.327018][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.327060][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1338.327099][ T32] dd20: d15cb000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1338.327154][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1338.327185][ T32] dd60: 80070013 ffffffff [ 1338.327212][ T32] r5:80070013 r4:80239bb0 [ 1338.327234][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.327281][ T32] r4:82ac11e4 [ 1338.327366][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.327421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1338.327468][ T32] r4:e044ddc0 [ 1338.327496][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.327571][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1338.327623][ T32] r4:00000000 [ 1338.327647][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.327717][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1338.327769][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.327817][ T32] r5:00001000 r4:ee5d1000 [ 1338.327859][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.327907][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.328013][ T32] r5:8495af8c r4:8495ac00 [ 1338.328053][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.328114][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1338.328136][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.328231][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.328259][ T32] r4:847a6d80 [ 1338.328280][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.328353][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1338.328380][ T32] r4:00000001 [ 1338.328423][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.328485][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1338.328517][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.328548][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.328579][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.328610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.328655][ T32] r4:84789140 [ 1338.328680][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.328706][ T32] INFO: task kworker/1:675:4913 blocked for more than 464 seconds. [ 1338.328757][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.328826][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.328852][ T32] task:kworker/1:675 state:D stack:0 pid:4913 tgid:4913 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.328911][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.328954][ T32] Call trace: [ 1338.329013][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1338.329067][ T32] r10:829189c0 r9:eb54dd84 r8:00000002 r7:60000113 r6:eb54dd8c r5:84868c00 [ 1338.329097][ T32] r4:84868c00 [ 1338.329139][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1338.329203][ T32] r5:84868c00 r4:829189bc [ 1338.329227][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.329331][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.329388][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb54de08 [ 1338.329416][ T32] r4:00000000 [ 1338.329458][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1338.329504][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.329567][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.329618][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85399800 [ 1338.329643][ T32] r4:00000000 [ 1338.329706][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.329778][ T32] r9:83018205 r8:84868c00 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1338.329821][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.330026][ T32] r5:00001000 r4:eb0d1000 [ 1338.350343][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.350453][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.350503][ T32] r5:853f8b8c r4:853f8800 [ 1338.350526][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.350577][ T32] r7:ddde2d40 r6:83018200 r5:853f8b8c r4:8503de00 [ 1338.350599][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.350650][ T32] r10:61c88647 r9:84868c00 r8:8503de2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.350674][ T32] r4:8503de00 [ 1338.350695][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.350746][ T32] r10:00000000 r9:8503de00 r8:8027ecf4 r7:eb541e60 r6:85202880 r5:84868c00 [ 1338.350769][ T32] r4:00000001 [ 1338.350789][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.350828][ T32] Exception stack(0xeb54dfb0 to 0xeb54dff8) [ 1338.350860][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.350892][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.350957][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.351012][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.351073][ T32] r4:85399580 [ 1338.351470][ T32] INFO: task kworker/1:675:4913 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1338.351540][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.351658][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.351725][ T32] Call trace: [ 1338.351791][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1338.351853][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1338.351917][ T32] r4:00000000 [ 1338.351981][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.352027][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1338.352060][ T32] dd20: d1de0000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1338.352099][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1338.352158][ T32] dd60: 80070013 ffffffff [ 1338.352202][ T32] r5:80070013 r4:80239bb0 [ 1338.352263][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.352314][ T32] r4:82ac11e4 [ 1338.352335][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.352407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1338.352436][ T32] r4:e044ddc0 [ 1338.352457][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.352531][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1338.352577][ T32] r4:00000000 [ 1338.352632][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.352684][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1338.352743][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.352791][ T32] r5:00001000 r4:ee5d1000 [ 1338.352812][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.352854][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.352896][ T32] r5:8495af8c r4:8495ac00 [ 1338.352968][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.353021][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1338.353043][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.353099][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.353123][ T32] r4:847a6d80 [ 1338.353143][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.353226][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1338.353271][ T32] r4:00000001 [ 1338.353308][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.353381][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1338.353413][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.353444][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.353472][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.353539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.353580][ T32] r4:84789140 [ 1338.353634][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.353668][ T32] INFO: task kworker/1:676:4914 blocked for more than 464 seconds. [ 1338.353702][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.353729][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.353751][ T32] task:kworker/1:676 state:D stack:0 pid:4914 tgid:4914 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.353834][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.353896][ T32] Call trace: [ 1338.353928][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1338.354022][ T32] r10:829189c0 r9:eb551d84 r8:00000002 r7:60000113 r6:eb551d8c r5:84869800 [ 1338.354051][ T32] r4:84869800 [ 1338.354076][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1338.354158][ T32] r5:84869800 r4:829189bc [ 1338.354194][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.354238][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.354324][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb551e08 [ 1338.354353][ T32] r4:00000000 [ 1338.354374][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1338.354416][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.354455][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.354532][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85399940 [ 1338.354574][ T32] r4:00000000 [ 1338.354599][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.354660][ T32] r9:83018205 r8:84869800 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1338.354699][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.354763][ T32] r5:00001000 r4:eb0e5000 [ 1338.354787][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.354828][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.354907][ T32] r5:853f8f8c r4:853f8c00 [ 1338.354932][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.354989][ T32] r7:ddde2d40 r6:83018200 r5:853f8f8c r4:8503de80 [ 1338.355039][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.355135][ T32] r10:61c88647 r9:84869800 r8:8503deac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.355162][ T32] r4:8503de80 [ 1338.355222][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.355274][ T32] r10:00000000 r9:8503de80 r8:8027ecf4 r7:eb54de60 r6:85202900 r5:84869800 [ 1338.355333][ T32] r4:00000001 [ 1338.355372][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.355414][ T32] Exception stack(0xeb551fb0 to 0xeb551ff8) [ 1338.355443][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.355476][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.355506][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.355553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.355580][ T32] r4:85399580 [ 1338.355849][ T32] INFO: task kworker/1:676:4914 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1338.355917][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.356010][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.356099][ T32] Call trace: [ 1338.356148][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1338.356206][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1338.356231][ T32] r4:00000000 [ 1338.356252][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.356324][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1338.356371][ T32] dd20: d1de0000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1338.356424][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1338.356486][ T32] dd60: 80070013 ffffffff [ 1338.356515][ T32] r5:80070013 r4:80239bb0 [ 1338.356555][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.356634][ T32] r4:82ac11e4 [ 1338.356690][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.356742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1338.356766][ T32] r4:e044ddc0 [ 1338.356787][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.356872][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1338.356900][ T32] r4:00000000 [ 1338.356920][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.357024][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1338.357097][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.357175][ T32] r5:00001000 r4:ee5d1000 [ 1338.357214][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.357274][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.357334][ T32] r5:8495af8c r4:8495ac00 [ 1338.357358][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.357407][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1338.357428][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.357480][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.357520][ T32] r4:847a6d80 [ 1338.357558][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.357612][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1338.357656][ T32] r4:00000001 [ 1338.357694][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.357735][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1338.357797][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.357866][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.357899][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.357965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.358007][ T32] r4:84789140 [ 1338.358058][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.358093][ T32] INFO: task kworker/1:677:4916 blocked for more than 464 seconds. [ 1338.358155][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.358196][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.358250][ T32] task:kworker/1:677 state:D stack:0 pid:4916 tgid:4916 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.358316][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.358390][ T32] Call trace: [ 1338.358455][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1338.358543][ T32] r10:829189c0 r9:eb559d84 r8:00000002 r7:60000013 r6:eb559d8c r5:8486b000 [ 1338.358570][ T32] r4:8486b000 [ 1338.358591][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1338.358636][ T32] r5:8486b000 r4:829189bc [ 1338.358657][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.358697][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.358748][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb559e08 [ 1338.358799][ T32] r4:00000000 [ 1338.358841][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1338.358923][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.358976][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.359022][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85399f00 [ 1338.359093][ T32] r4:00000000 [ 1338.359155][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.359206][ T32] r9:83018205 r8:8486b000 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1338.359229][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.359271][ T32] r5:00001000 r4:eb257000 [ 1338.359291][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.359332][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.359411][ T32] r5:853f9f8c r4:853f9c00 [ 1338.359452][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.359541][ T32] r7:ddde2d40 r6:83018200 r5:853f9f8c r4:8503df00 [ 1338.359598][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.359655][ T32] r10:61c88647 r9:8486b000 r8:8503df2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.359680][ T32] r4:8503df00 [ 1338.359728][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.359783][ T32] r10:00000000 r9:8503df00 r8:8027ecf4 r7:eb551e60 r6:85202980 r5:8486b000 [ 1338.359841][ T32] r4:00000001 [ 1338.359877][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.359971][ T32] Exception stack(0xeb559fb0 to 0xeb559ff8) [ 1338.392858][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.392917][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.392959][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.392996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.393021][ T32] r4:853997c0 [ 1338.393442][ T32] INFO: task kworker/1:677:4916 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1338.393512][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.393612][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.393706][ T32] Call trace: [ 1338.393774][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1338.393839][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1338.393896][ T32] r4:00000000 [ 1338.393973][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.394059][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1338.394101][ T32] dd20: d2a13000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1338.394181][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1338.394213][ T32] dd60: 80070013 ffffffff [ 1338.394239][ T32] r5:80070013 r4:80239bb0 [ 1338.394261][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.394345][ T32] r4:82ac11e4 [ 1338.394429][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.394482][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1338.394553][ T32] r4:e044ddc0 [ 1338.394599][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.394649][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1338.394707][ T32] r4:00000000 [ 1338.394794][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.394846][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1338.394869][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.394914][ T32] r5:00001000 r4:ee5d1000 [ 1338.394935][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.394988][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.395032][ T32] r5:8495af8c r4:8495ac00 [ 1338.395091][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.395145][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1338.395167][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.395217][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.395242][ T32] r4:847a6d80 [ 1338.395297][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.395392][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1338.395435][ T32] r4:00000001 [ 1338.395473][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.395540][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1338.395573][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.395634][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.395684][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.395757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.395784][ T32] r4:84789140 [ 1338.395843][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.395889][ T32] INFO: task kworker/1:678:4917 blocked for more than 464 seconds. [ 1338.395926][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.395963][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.395985][ T32] task:kworker/1:678 state:D stack:0 pid:4917 tgid:4917 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.396032][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.396119][ T32] Call trace: [ 1338.396157][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1338.396208][ T32] r10:829189c0 r9:eb55dd84 r8:00000002 r7:60000013 r6:eb55dd8c r5:84868000 [ 1338.396232][ T32] r4:84868000 [ 1338.396284][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1338.396332][ T32] r5:84868000 r4:829189bc [ 1338.396353][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.396436][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.396491][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb55de08 [ 1338.396553][ T32] r4:00000000 [ 1338.396576][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1338.396618][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.396658][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.396705][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85399ac0 [ 1338.396745][ T32] r4:00000000 [ 1338.396782][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.396849][ T32] r9:83018205 r8:84868000 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1338.396907][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.396984][ T32] r5:00001000 r4:eb209000 [ 1338.397022][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.397071][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.397115][ T32] r5:853f938c r4:853f9000 [ 1338.397136][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.397181][ T32] r7:ddde2d40 r6:83018200 r5:853f938c r4:8503df80 [ 1338.397243][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.397332][ T32] r10:61c88647 r9:84868000 r8:8503dfac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.397369][ T32] r4:8503df80 [ 1338.397407][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.397459][ T32] r10:00000000 r9:8503df80 r8:8027ecf4 r7:eb559e60 r6:85202a00 r5:84868000 [ 1338.397516][ T32] r4:00000001 [ 1338.397554][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.397594][ T32] Exception stack(0xeb55dfb0 to 0xeb55dff8) [ 1338.397622][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.397653][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.397681][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.397714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.397780][ T32] r4:853997c0 [ 1338.398026][ T32] INFO: task kworker/1:678:4917 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1338.398080][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.398192][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.398310][ T32] Call trace: [ 1338.398362][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1338.398416][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1338.398479][ T32] r4:00000000 [ 1338.398516][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.398560][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1338.398593][ T32] dd20: d2a13000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1338.398658][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1338.398725][ T32] dd60: 80070013 ffffffff [ 1338.398753][ T32] r5:80070013 r4:80239bb0 [ 1338.398775][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.398818][ T32] r4:82ac11e4 [ 1338.398840][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.398886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1338.398910][ T32] r4:e044ddc0 [ 1338.398930][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.399021][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1338.399060][ T32] r4:00000000 [ 1338.399128][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.399181][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1338.399277][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.399365][ T32] r5:00001000 r4:ee5d1000 [ 1338.399403][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.399456][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.399538][ T32] r5:8495af8c r4:8495ac00 [ 1338.399565][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.399615][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1338.399675][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.399732][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.399756][ T32] r4:847a6d80 [ 1338.399778][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.399895][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1338.414559][ T32] r4:00000001 [ 1338.414638][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.414705][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1338.414742][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.414804][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.414837][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.414903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.414930][ T32] r4:84789140 [ 1338.414966][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.415031][ T32] INFO: task kworker/1:679:4920 blocked for more than 464 seconds. [ 1338.415074][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.415137][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.415164][ T32] task:kworker/1:679 state:D stack:0 pid:4920 tgid:4920 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.415282][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.415363][ T32] Call trace: [ 1338.415401][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1338.415457][ T32] r10:829189c0 r9:eb529d84 r8:00000002 r7:60000013 r6:eb529d8c r5:8486bc00 [ 1338.415481][ T32] r4:8486bc00 [ 1338.415502][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1338.415578][ T32] r5:8486bc00 r4:829189bc [ 1338.415603][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.415679][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.415737][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb529e08 [ 1338.415762][ T32] r4:00000000 [ 1338.415813][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1338.415858][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.415901][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.415997][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85399e00 [ 1338.416026][ T32] r4:00000000 [ 1338.416047][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.416101][ T32] r9:83018205 r8:8486bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1338.416154][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.416203][ T32] r5:00001000 r4:eb237000 [ 1338.416226][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.416269][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.416344][ T32] r5:853f9b8c r4:853f9800 [ 1338.416368][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.416445][ T32] r7:ddde2d40 r6:83018200 r5:853f9b8c r4:853ad000 [ 1338.416500][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.416554][ T32] r10:61c88647 r9:8486bc00 r8:853ad02c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.416578][ T32] r4:853ad000 [ 1338.416599][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.416681][ T32] r10:00000000 r9:853ad000 r8:8027ecf4 r7:eb559e60 r6:85202a80 r5:8486bc00 [ 1338.416708][ T32] r4:00000001 [ 1338.416779][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.416821][ T32] Exception stack(0xeb529fb0 to 0xeb529ff8) [ 1338.416849][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.416880][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.416910][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.416983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.417011][ T32] r4:853997c0 [ 1338.417399][ T32] INFO: task kworker/1:679:4920 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1338.417435][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.417526][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.417601][ T32] Call trace: [ 1338.417666][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1338.417724][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1338.417749][ T32] r4:00000000 [ 1338.417769][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.417810][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1338.417874][ T32] dd20: d2ceb000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1338.417909][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1338.417935][ T32] dd60: 80070013 ffffffff [ 1338.418008][ T32] r5:80070013 r4:80239bb0 [ 1338.418033][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.418124][ T32] r4:82ac11e4 [ 1338.418194][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.418248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1338.418274][ T32] r4:e044ddc0 [ 1338.418294][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.418366][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1338.418393][ T32] r4:00000000 [ 1338.418425][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.418475][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1338.418498][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.418541][ T32] r5:00001000 r4:ee5d1000 [ 1338.418595][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.418641][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.418685][ T32] r5:8495af8c r4:8495ac00 [ 1338.418707][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.418784][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1338.418809][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.418860][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.418916][ T32] r4:847a6d80 [ 1338.418939][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.419000][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1338.419024][ T32] r4:00000001 [ 1338.419075][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.419133][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1338.419176][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.419210][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.419270][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.419341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.419367][ T32] r4:84789140 [ 1338.419389][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.419438][ T32] INFO: task kworker/0:219:4921 blocked for more than 464 seconds. [ 1338.419471][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.419528][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.419553][ T32] task:kworker/0:219 state:D stack:0 pid:4921 tgid:4921 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.419605][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.419675][ T32] Call trace: [ 1338.419711][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1338.419762][ T32] r10:829189c0 r9:eb561d84 r8:00000002 r7:60000113 r6:eb561d8c r5:8486c800 [ 1338.419787][ T32] r4:8486c800 [ 1338.419807][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1338.419921][ T32] r5:8486c800 r4:829189bc [ 1338.432969][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.433087][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.433146][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb561e08 [ 1338.433173][ T32] r4:00000000 [ 1338.433194][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1338.433275][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.433324][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.433405][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ac600 [ 1338.433463][ T32] r4:00000000 [ 1338.433517][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.433601][ T32] r9:83018005 r8:8486c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1338.433627][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.433674][ T32] r5:00001000 r4:eb2e5000 [ 1338.433728][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.433774][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.433853][ T32] r5:853fb38c r4:853fb000 [ 1338.433894][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.433955][ T32] r7:dddced40 r6:83018000 r5:853fb38c r4:85202b00 [ 1338.433979][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.434029][ T32] r10:61c88647 r9:8486c800 r8:85202b2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.434093][ T32] r4:85202b00 [ 1338.434120][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.434198][ T32] r10:00000000 r9:85202b00 r8:8027ecf4 r7:eb3c1e60 r6:85202b80 r5:8486c800 [ 1338.434253][ T32] r4:00000001 [ 1338.434277][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.434318][ T32] Exception stack(0xeb561fb0 to 0xeb561ff8) [ 1338.434383][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.434419][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.434481][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.434518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.434579][ T32] r4:8539da00 [ 1338.435018][ T32] INFO: task kworker/0:219:4921 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1338.435097][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.435209][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.435256][ T32] Call trace: [ 1338.435324][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1338.435411][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1338.435471][ T32] r4:00000000 [ 1338.435507][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.435551][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1338.435584][ T32] dd20: d316e000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1338.435615][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1338.435640][ T32] dd60: 80070013 ffffffff [ 1338.435666][ T32] r5:80070013 r4:80239bb0 [ 1338.435686][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.435731][ T32] r4:82ac11e4 [ 1338.435782][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.435864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1338.435892][ T32] r4:e044ddc0 [ 1338.435914][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.436009][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1338.436049][ T32] r4:00000000 [ 1338.436100][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.436170][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1338.436196][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.436274][ T32] r5:00001000 r4:ee5d1000 [ 1338.436298][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.436341][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.436384][ T32] r5:8495af8c r4:8495ac00 [ 1338.436404][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.436451][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1338.436472][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.436564][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.436621][ T32] r4:847a6d80 [ 1338.436644][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.436696][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1338.436778][ T32] r4:00000001 [ 1338.436833][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.436901][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1338.436964][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.437000][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.437062][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.437137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.437180][ T32] r4:84789140 [ 1338.437235][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.437281][ T32] INFO: task kworker/1:680:4924 blocked for more than 464 seconds. [ 1338.437359][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.437389][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.437411][ T32] task:kworker/1:680 state:D stack:0 pid:4924 tgid:4924 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.437458][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.437533][ T32] Call trace: [ 1338.437613][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1338.437698][ T32] r10:829189c0 r9:eb56dd84 r8:00000002 r7:60000013 r6:eb56dd8c r5:8486d400 [ 1338.437726][ T32] r4:8486d400 [ 1338.437761][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1338.437809][ T32] r5:8486d400 r4:829189bc [ 1338.437830][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.437871][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.437938][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb56de08 [ 1338.437974][ T32] r4:00000000 [ 1338.438017][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1338.438077][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.438163][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.438256][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ac040 [ 1338.438327][ T32] r4:00000000 [ 1338.438351][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.438398][ T32] r9:83018205 r8:8486d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1338.438420][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.438495][ T32] r5:00001000 r4:eb281000 [ 1338.438518][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.438577][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.438624][ T32] r5:853fa78c r4:853fa400 [ 1338.438677][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.438727][ T32] r7:ddde2d40 r6:83018200 r5:853fa78c r4:853ad080 [ 1338.438748][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.438798][ T32] r10:61c88647 r9:8486d400 r8:853ad0ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.438846][ T32] r4:853ad080 [ 1338.438871][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.438950][ T32] r10:00000000 r9:853ad080 r8:8027ecf4 r7:eb559e60 r6:85202c00 r5:8486d400 [ 1338.438980][ T32] r4:00000001 [ 1338.439000][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.439037][ T32] Exception stack(0xeb56dfb0 to 0xeb56dff8) [ 1338.439066][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.439105][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.439135][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.439214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.439241][ T32] r4:85399d00 [ 1338.439475][ T32] INFO: task kworker/1:680:4924 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1338.439513][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.439571][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.439686][ T32] Call trace: [ 1338.439750][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1338.439806][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1338.439915][ T32] r4:00000000 [ 1338.458981][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.459077][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1338.459117][ T32] dd20: d387e000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1338.459182][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1338.459254][ T32] dd60: 80070013 ffffffff [ 1338.459303][ T32] r5:80070013 r4:80239bb0 [ 1338.459330][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.459382][ T32] r4:82ac11e4 [ 1338.459403][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.459455][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1338.459496][ T32] r4:e044ddc0 [ 1338.459543][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.459595][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1338.459620][ T32] r4:00000000 [ 1338.459640][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.459688][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1338.459710][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.459756][ T32] r5:00001000 r4:ee5d1000 [ 1338.459808][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.459854][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.459956][ T32] r5:8495af8c r4:8495ac00 [ 1338.460295][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.460365][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1338.460389][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.460442][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.460466][ T32] r4:847a6d80 [ 1338.460486][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.460558][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1338.460616][ T32] r4:00000001 [ 1338.460674][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.460717][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1338.460779][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.460845][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.460902][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.460985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.461013][ T32] r4:84789140 [ 1338.461039][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.461073][ T32] INFO: task kworker/1:681:4925 blocked for more than 464 seconds. [ 1338.461137][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.461189][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.461219][ T32] task:kworker/1:681 state:D stack:0 pid:4925 tgid:4925 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.461282][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.461363][ T32] Call trace: [ 1338.461397][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1338.461451][ T32] r10:829189c0 r9:eb555d84 r8:00000002 r7:60000013 r6:eb555d8c r5:85323c00 [ 1338.461476][ T32] r4:85323c00 [ 1338.461496][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1338.461541][ T32] r5:85323c00 r4:829189bc [ 1338.461563][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.461604][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.461687][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb555e08 [ 1338.461727][ T32] r4:00000000 [ 1338.461750][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1338.461792][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.461834][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.461881][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85399b80 [ 1338.461904][ T32] r4:00000000 [ 1338.461925][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.461987][ T32] r9:83018205 r8:85323c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1338.462013][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.462057][ T32] r5:00001000 r4:eb263000 [ 1338.462098][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.462146][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.462205][ T32] r5:853fa38c r4:853fa000 [ 1338.462226][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.462334][ T32] r7:ddde2d40 r6:83018200 r5:853fa38c r4:853ad100 [ 1338.462359][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.462441][ T32] r10:61c88647 r9:85323c00 r8:853ad12c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.462514][ T32] r4:853ad100 [ 1338.462551][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.462603][ T32] r10:00000000 r9:853ad100 r8:8027ecf4 r7:eb56de60 r6:853ad180 r5:85323c00 [ 1338.462629][ T32] r4:00000001 [ 1338.462648][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.462685][ T32] Exception stack(0xeb555fb0 to 0xeb555ff8) [ 1338.462713][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.462744][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.462772][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.462837][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.462901][ T32] r4:85399d00 [ 1338.463302][ T32] INFO: task kworker/1:681:4925 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1338.463364][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.463483][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.463531][ T32] Call trace: [ 1338.463592][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1338.463673][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1338.463702][ T32] r4:00000000 [ 1338.463757][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.463801][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1338.463834][ T32] dd20: d387e000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1338.463866][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1338.463915][ T32] dd60: 80070013 ffffffff [ 1338.463996][ T32] r5:80070013 r4:80239bb0 [ 1338.464052][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.464140][ T32] r4:82ac11e4 [ 1338.464165][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.464215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1338.464250][ T32] r4:e044ddc0 [ 1338.464275][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.464322][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1338.464346][ T32] r4:00000000 [ 1338.464365][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.464425][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1338.464448][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.464492][ T32] r5:00001000 r4:ee5d1000 [ 1338.464546][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.464593][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.464637][ T32] r5:8495af8c r4:8495ac00 [ 1338.464688][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.464742][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1338.464795][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.464851][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.464875][ T32] r4:847a6d80 [ 1338.464894][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.464952][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1338.465000][ T32] r4:00000001 [ 1338.465025][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.465063][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1338.465101][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.465132][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.465160][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.465192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.465216][ T32] r4:84789140 [ 1338.465236][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.465262][ T32] INFO: task kworker/1:682:4928 blocked for more than 464 seconds. [ 1338.465291][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.465316][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.465370][ T32] task:kworker/1:682 state:D stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.465436][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.465504][ T32] Call trace: [ 1338.465539][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1338.465590][ T32] r10:829189c0 r9:eb569d84 r8:00000002 r7:60000013 r6:eb569d8c r5:85326c00 [ 1338.465614][ T32] r4:85326c00 [ 1338.465667][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1338.465714][ T32] r5:85326c00 r4:829189bc [ 1338.465739][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.465822][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.465908][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb569e08 [ 1338.465935][ T32] r4:00000000 [ 1338.465986][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1338.466033][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.466109][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.466160][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ac280 [ 1338.466235][ T32] r4:00000000 [ 1338.466330][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1338.466838][ T32] r4:853ad200 ** 11 printk messages dropped ** [ 1338.467537][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 27 printk messages dropped ** [ 1338.468883][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 ** 12 printk messages dropped ** [ 1338.469461][ T32] r4:84789140 ** 11 printk messages dropped ** [ 1338.500470][ T32] r5:85325400 r4:829189bc [ 1338.500508][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.500570][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.500633][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb575e08 [ 1338.500673][ T32] r4:00000000 [ 1338.500697][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1338.500743][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.500790][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.500842][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ac900 [ 1338.500868][ T32] r4:00000000 [ 1338.500891][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.500954][ T32] r9:83018205 r8:85325400 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1338.500999][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.501074][ T32] r5:00001000 r4:dfa47000 [ 1338.501101][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.501148][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.501228][ T32] r5:853fbb8c r4:853fb800 [ 1338.501281][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.501339][ T32] r7:ddde2d40 r6:83018200 r5:853fbb8c r4:853ad300 [ 1338.501396][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.501451][ T32] r10:61c88647 r9:85325400 r8:853ad32c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.501491][ T32] r4:853ad300 [ 1338.501515][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.501566][ T32] r10:00000000 r9:853ad300 r8:8027ecf4 r7:eb569e60 r6:853ad380 r5:85325400 [ 1338.501617][ T32] r4:00000001 [ 1338.501641][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.501683][ T32] Exception stack(0xeb575fb0 to 0xeb575ff8) [ 1338.501715][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.501747][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.501776][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.501808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.501831][ T32] r4:853ac1c0 [ 1338.502258][ T32] INFO: task kworker/1:683:4929 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1338.502325][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.502458][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.502534][ T32] Call trace: [ 1338.502605][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1338.502703][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1338.502732][ T32] r4:00000000 [ 1338.502753][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.502794][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1338.502860][ T32] dd20: d42db000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1338.502897][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1338.502924][ T32] dd60: 80070013 ffffffff [ 1338.502981][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 1338.503307][ T32] r4:e044ddc0 ** 2 printk messages dropped ** [ 1338.503424][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.503709][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1338.504277][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) ** 10 printk messages dropped ** [ 1338.504792][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.505084][ T32] r5:85321800 r4:829189bc ** 1 printk messages dropped ** [ 1338.505184][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1338.505545][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1338.505996][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1338.506447][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1338.507136][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.507446][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 9 printk messages dropped ** [ 1338.507892][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1338.508387][ T32] r4:847a6d80 ** 6 printk messages dropped ** [ 1338.508645][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.509059][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.509352][ T32] r5:8531e000 r4:829189bc ** 7 printk messages dropped ** [ 1338.509770][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ac7c0 ** 12 printk messages dropped ** [ 1338.531725][ T32] r4:853ad500 [ 1338.531778][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.531884][ T32] r10:00000000 r9:853ad500 r8:8027ecf4 r7:eb575e60 r6:853ad580 r5:8531e000 [ 1338.531933][ T32] r4:00000001 [ 1338.532119][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.532216][ T32] Exception stack(0xeb539fb0 to 0xeb539ff8) [ 1338.532333][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.532417][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.532493][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.532604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.532767][ T32] r4:853ac540 [ 1338.533459][ T32] INFO: task kworker/1:685:4933 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1338.533555][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.533754][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.533853][ T32] Call trace: [ 1338.533923][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1338.534044][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1338.534098][ T32] r4:00000000 [ 1338.534138][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.534250][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1338.534325][ T32] dd20: d48df000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1338.534403][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1338.534537][ T32] dd60: 80070013 ffffffff [ 1338.534610][ T32] r5:80070013 r4:80239bb0 [ 1338.534664][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.534768][ T32] r4:82ac11e4 [ 1338.534824][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.534939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1338.535010][ T32] r4:e044ddc0 [ 1338.535062][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.535221][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1338.535289][ T32] r4:00000000 [ 1338.535376][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.535525][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1338.535585][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.535684][ T32] r5:00001000 r4:ee5d1000 [ 1338.535734][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.535827][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.535923][ T32] r5:8495af8c r4:8495ac00 [ 1338.536026][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.536164][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1338.536211][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.536307][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.536411][ T32] r4:847a6d80 [ 1338.536469][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.536581][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1338.536675][ T32] r4:00000001 [ 1338.536733][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.536817][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1338.536919][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.537007][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.537107][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.537218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.537279][ T32] r4:84789140 [ 1338.537333][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.537466][ T32] INFO: task kworker/0:220:4936 blocked for more than 464 seconds. [ 1338.537579][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.537673][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1338.538390][ T32] r4:8486a400 ** 1 printk messages dropped ** [ 1338.538533][ T32] r5:8486a400 r4:829189bc [ 1338.538583][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1338.539270][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85471680 ** 11 printk messages dropped ** [ 1338.569126][ T32] r10:61c88647 r9:8486a400 r8:85202cac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1338.569855][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1338.576357][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.576853][ T32] dd60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1338.577431][ T32] r4:e044ddc0 ** 5 printk messages dropped ** [ 1338.577916][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1338.578811][ T32] r4:847a6d80 ** 6 printk messages dropped ** [ 1338.579341][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.598635][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.599309][ T32] r5:8486e000 r4:829189bc ** 1 printk messages dropped ** [ 1338.599475][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1338.600781][ T32] r9:83018205 r8:8486e000 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 ** 8 printk messages dropped ** [ 1338.601642][ T32] r10:61c88647 r9:8486e000 r8:853ad62c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1338.602280][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1338.603762][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.604311][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.604410][ T32] r4:82ac11e4 [ 1338.604469][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.604624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1338.604688][ T32] r4:e044ddc0 [ 1338.604757][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.604925][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1338.605025][ T32] r4:00000000 [ 1338.605097][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.605204][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1338.605280][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.605439][ T32] r5:00001000 r4:ee5d1000 [ 1338.605501][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.605599][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.605697][ T32] r5:8495af8c r4:8495ac00 [ 1338.605765][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.605883][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1338.605940][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.606076][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.606137][ T32] r4:847a6d80 [ 1338.606207][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.606340][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1338.606400][ T32] r4:00000001 [ 1338.606449][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.606534][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1338.606628][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.606734][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.606830][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.606940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.607015][ T32] r4:84789140 [ 1338.607097][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.607183][ T32] INFO: task kworker/1:687:4940 blocked for more than 465 seconds. [ 1338.607263][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.607329][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.607383][ T32] task:kworker/1:687 state:D stack:0 pid:4940 tgid:4940 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.607556][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.607647][ T32] Call trace: [ 1338.607722][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1338.607854][ T32] r10:829189c0 r9:eb459d84 r8:00000002 r7:60000013 r6:eb459d8c r5:84896000 [ 1338.607935][ T32] r4:84896000 ** 1 printk messages dropped ** [ 1338.608128][ T32] r5:84896000 r4:829189bc [ 1338.608205][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1338.608481][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.608929][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1338.609589][ T32] r7:ddde2d40 r6:83018200 r5:853fd78c r4:853ad680 ** 6 printk messages dropped ** [ 1338.640806][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1338.642393][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 29 printk messages dropped ** [ 1338.645148][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 12 printk messages dropped ** [ 1338.646155][ T32] INFO: task kworker/1:688:4941 blocked for more than 465 seconds. ** 4 printk messages dropped ** [ 1338.646657][ T32] Call trace: ** 4 printk messages dropped ** [ 1338.647106][ T32] r5:84a40000 r4:829189bc [ 1338.647162][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1338.647468][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1338.647730][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1338.648346][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1338.649018][ T32] r10:00000000 r9:853ad700 r8:8027ecf4 r7:eb459e60 r6:85202e80 r5:84a40000 ** 9 printk messages dropped ** [ 1338.677185][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1338.678488][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1338.678924][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1338.679239][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1338.679390][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.679488][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.679585][ T32] r5:8495af8c r4:8495ac00 [ 1338.679635][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.679739][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1338.679791][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.679898][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.688522][ T32] r4:847a6d80 [ 1338.688642][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.688781][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1338.688912][ T32] r4:00000001 [ 1338.689005][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.689119][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1338.689193][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.689266][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.689334][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.689433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.689505][ T32] r4:84789140 [ 1338.689562][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.689626][ T32] INFO: task kworker/1:689:4943 blocked for more than 465 seconds. [ 1338.689702][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.689761][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.689811][ T32] task:kworker/1:689 state:D stack:0 pid:4943 tgid:4943 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.689987][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.700633][ T32] Call trace: [ 1338.700749][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1338.700896][ T32] r10:829189c0 r9:eb4b1d84 r8:00000002 r7:60000013 r6:eb4b1d8c r5:84a41800 [ 1338.701017][ T32] r4:84a41800 [ 1338.701134][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1338.701250][ T32] r5:84a41800 r4:829189bc [ 1338.701305][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.701422][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.701569][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4b1e08 [ 1338.701640][ T32] r4:00000000 [ 1338.701720][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1338.701823][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.701920][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.702126][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853accc0 [ 1338.702244][ T32] r4:00000000 [ 1338.702321][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.702440][ T32] r9:83018205 r8:84a41800 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1338.702515][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.702637][ T32] r5:00001000 r4:dff63000 [ 1338.702708][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.702811][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.702921][ T32] r5:853fc78c r4:853fc400 [ 1338.703000][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.703120][ T32] r7:ddde2d40 r6:83018200 r5:853fc78c r4:853ad780 [ 1338.703173][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.703282][ T32] r10:61c88647 r9:84a41800 r8:853ad7ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.703339][ T32] r4:853ad780 [ 1338.703389][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.703495][ T32] r10:00000000 r9:853ad780 r8:8027ecf4 r7:eb459e60 r6:85202f00 r5:84a41800 [ 1338.703564][ T32] r4:00000001 [ 1338.703626][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.703718][ T32] Exception stack(0xeb4b1fb0 to 0xeb4b1ff8) [ 1338.703789][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.703864][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.703985][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.704061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 3 printk messages dropped ** [ 1338.705109][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1338.706091][ T32] dd60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1338.706652][ T32] r4:e044ddc0 ** 4 printk messages dropped ** [ 1338.707051][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 ** 8 printk messages dropped ** [ 1338.707826][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1338.708716][ T32] r4:84789140 ** 4 printk messages dropped ** [ 1338.709099][ T32] task:kworker/1:690 state:D stack:0 pid:4945 tgid:4945 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1338.709777][ T32] r5:85328000 r4:829189bc [ 1338.709834][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.740957][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.741231][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb57de08 [ 1338.741295][ T32] r4:00000000 [ 1338.741370][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1338.741463][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.741559][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.741663][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853acdc0 [ 1338.741721][ T32] r4:00000000 [ 1338.741771][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.741878][ T32] r9:83018205 r8:85328000 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1338.741942][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.742044][ T32] r5:00001000 r4:e00bb000 [ 1338.742109][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.742275][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.742398][ T32] r5:853fcb8c r4:853fc800 [ 1338.742464][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.742571][ T32] r7:ddde2d40 r6:83018200 r5:853fcb8c r4:853ad800 [ 1338.742643][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.742774][ T32] r10:61c88647 r9:85328000 r8:853ad82c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.742835][ T32] r4:853ad800 [ 1338.742887][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.742998][ T32] r10:00000000 r9:853ad800 r8:8027ecf4 r7:eb459e60 r6:853ad880 r5:85328000 [ 1338.743055][ T32] r4:00000001 [ 1338.743180][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.743289][ T32] Exception stack(0xeb57dfb0 to 0xeb57dff8) [ 1338.743383][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.743458][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.743525][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.743598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.743651][ T32] r4:853acd00 [ 1338.744415][ T32] INFO: task kworker/1:690:4945 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1338.744507][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.744724][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.744827][ T32] Call trace: [ 1338.744918][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1338.745036][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1338.745099][ T32] r4:00000000 [ 1338.745151][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.745247][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1338.745322][ T32] dd20: d58ab000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 ** 1 printk messages dropped ** [ 1338.745465][ T32] dd60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1338.745946][ T32] r4:e044ddc0 ** 4 printk messages dropped ** [ 1338.746368][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 ** 8 printk messages dropped ** [ 1338.747225][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1338.747807][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.748522][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.749157][ T32] r5:85328c00 r4:829189bc [ 1338.749224][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1338.749732][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1338.778601][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1338.779243][ T32] r4:853ad900 ** 5 printk messages dropped ** [ 1338.779749][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1338.781579][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1338.782374][ T32] dd60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1338.782829][ T32] r4:e044ddc0 ** 4 printk messages dropped ** [ 1338.783292][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 ** 7 printk messages dropped ** [ 1338.784046][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1338.785234][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1338.786119][ T32] r5:85329800 r4:829189bc ** 3 printk messages dropped ** [ 1338.786496][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.787024][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1338.787823][ T32] r7:ddde2d40 r6:83018200 r5:853fd38c r4:853ada00 ** 1 printk messages dropped ** [ 1338.788007][ T32] r10:61c88647 r9:85329800 r8:853ada2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.788124][ T32] r4:853ada00 [ 1338.788184][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.788293][ T32] r10:00000000 r9:853ada00 r8:8027ecf4 r7:eb459e60 r6:853ada80 r5:85329800 [ 1338.788412][ T32] r4:00000001 [ 1338.788468][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.788551][ T32] Exception stack(0xeb58dfb0 to 0xeb58dff8) [ 1338.788618][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.788738][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.788813][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.788886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.788940][ T32] r4:85399a00 [ 1338.789423][ T32] INFO: task kworker/1:692:4950 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1338.789512][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.789645][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.789743][ T32] Call trace: [ 1338.789813][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1338.821797][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1338.821958][ T32] r4:00000000 [ 1338.822018][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.822153][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1338.822259][ T32] dd20: d5f8c000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1338.822342][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1338.822424][ T32] dd60: 80070013 ffffffff [ 1338.822493][ T32] r5:80070013 r4:80239bb0 [ 1338.822545][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.822673][ T32] r4:82ac11e4 [ 1338.822730][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.822847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1338.822903][ T32] r4:e044ddc0 [ 1338.822952][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.823059][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1338.823132][ T32] r4:00000000 [ 1338.823194][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.823303][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1338.823374][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.823490][ T32] r5:00001000 r4:ee5d1000 [ 1338.823547][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.823642][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.823737][ T32] r5:8495af8c r4:8495ac00 [ 1338.823813][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.823923][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1338.824006][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.824119][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.824203][ T32] r4:847a6d80 [ 1338.824282][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.824412][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1338.824481][ T32] r4:00000001 [ 1338.824547][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.824639][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1338.824707][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.824822][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.824899][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.825000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.825073][ T32] r4:84789140 [ 1338.825132][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.825199][ T32] INFO: task kworker/1:693:4952 blocked for more than 465 seconds. [ 1338.825275][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.825345][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.825401][ T32] task:kworker/1:693 state:D stack:0 pid:4952 tgid:4952 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.825534][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.825633][ T32] Call trace: [ 1338.825742][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1338.825879][ T32] r10:829189c0 r9:eb591d84 r8:00000002 r7:60000013 r6:eb591d8c r5:8532b000 [ 1338.825943][ T32] r4:8532b000 [ 1338.825999][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1338.826107][ T32] r5:8532b000 r4:829189bc [ 1338.826191][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.826348][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.826468][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb591e08 [ 1338.826527][ T32] r4:00000000 [ 1338.826575][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1338.826677][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.826788][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.826915][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854774c0 [ 1338.827004][ T32] r4:00000000 [ 1338.827071][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.827210][ T32] r9:83018205 r8:8532b000 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1338.827266][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.827429][ T32] r5:00001000 r4:ead9b000 [ 1338.827480][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1338.827668][ T32] r5:853fdf8c r4:853fdc00 ** 5 printk messages dropped ** [ 1338.828161][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1338.828715][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.851009][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 ** 11 printk messages dropped ** [ 1338.851975][ T32] r4:e044ddc0 ** 4 printk messages dropped ** [ 1338.852459][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 ** 9 printk messages dropped ** [ 1338.853294][ T32] r4:847a6d80 ** 6 printk messages dropped ** [ 1338.853842][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.854851][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.855439][ T32] r5:8532a400 r4:829189bc ** 2 printk messages dropped ** [ 1338.855698][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb595e08 ** 8 printk messages dropped ** [ 1338.856357][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1338.857166][ T32] r4:853adc00 ** 5 printk messages dropped ** [ 1338.857611][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1338.859045][ T32] Call trace: ** 5 printk messages dropped ** [ 1338.859599][ T32] dd20: d600a000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 ** 9 printk messages dropped ** [ 1338.892902][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1338.892957][ T32] r4:00000000 [ 1338.893010][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.893117][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1338.893171][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.893272][ T32] r5:00001000 r4:ee5d1000 [ 1338.893323][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.893423][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.893519][ T32] r5:8495af8c r4:8495ac00 [ 1338.893569][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.893727][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1338.893790][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.893939][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.893994][ T32] r4:847a6d80 [ 1338.894047][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.894188][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1338.894281][ T32] r4:00000001 [ 1338.894343][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.894430][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1338.894497][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.894569][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.894635][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.894711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.894795][ T32] r4:84789140 [ 1338.894858][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.894956][ T32] INFO: task kworker/1:695:4957 blocked for more than 465 seconds. [ 1338.895047][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.895120][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.895170][ T32] task:kworker/1:695 state:D stack:0 pid:4957 tgid:4957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.895310][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.895421][ T32] Call trace: [ 1338.895502][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1338.895619][ T32] r10:829189c0 r9:eb5a1d84 r8:00000002 r7:60000113 r6:eb5a1d8c r5:8532d400 [ 1338.895701][ T32] r4:8532d400 [ 1338.895755][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1338.895856][ T32] r5:8532d400 r4:829189bc [ 1338.895904][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.895991][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.896104][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5a1e08 [ 1338.896161][ T32] r4:00000000 [ 1338.896222][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1338.896338][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.896436][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.896539][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854777c0 [ 1338.896608][ T32] r4:00000000 [ 1338.896662][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.896769][ T32] r9:83018205 r8:8532d400 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1338.896827][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.896924][ T32] r5:00001000 r4:eade5000 [ 1338.896988][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.897084][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.897191][ T32] r5:853fe38c r4:853fe000 [ 1338.897250][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.897366][ T32] r7:ddde2d40 r6:83018200 r5:853fe38c r4:853add00 [ 1338.897418][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.897530][ T32] r10:61c88647 r9:8532d400 r8:853add2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.897678][ T32] r4:853add00 [ 1338.897756][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.897871][ T32] r10:00000000 r9:853add00 r8:8027ecf4 r7:eb591e60 r6:853add80 r5:8532d400 [ 1338.897926][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1338.898129][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1338.899748][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 ** 11 printk messages dropped ** [ 1338.921390][ T32] r4:e044ddc0 ** 4 printk messages dropped ** [ 1338.921765][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 ** 7 printk messages dropped ** [ 1338.922489][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1338.923186][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.923975][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.924503][ T32] r5:84a40c00 r4:829189bc ** 3 printk messages dropped ** [ 1338.924849][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1338.925131][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1338.925950][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1338.926528][ T32] r10:00000000 r9:85202f80 r8:8027ecf4 r7:eb3c1e60 r6:843a2080 r5:84a40c00 [ 1338.926586][ T32] r4:00000001 [ 1338.926654][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.926747][ T32] Exception stack(0xeb581fb0 to 0xeb581ff8) [ 1338.926842][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.926938][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.927034][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.927113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.927168][ T32] r4:854716c0 [ 1338.927896][ T32] INFO: task kworker/0:221:4960 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1338.927974][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.928159][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.928266][ T32] Call trace: [ 1338.928371][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1338.928486][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1338.928545][ T32] r4:00000000 [ 1338.928617][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.928714][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1338.928789][ T32] dd20: d649b000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1338.928915][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1338.928985][ T32] dd60: 80070013 ffffffff [ 1338.929049][ T32] r5:80070013 r4:80239bb0 [ 1338.929102][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.929206][ T32] r4:82ac11e4 [ 1338.929255][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.929367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1338.929423][ T32] r4:e044ddc0 [ 1338.929473][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.929580][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1338.929650][ T32] r4:00000000 [ 1338.929700][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.929804][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1338.929856][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.950633][ T32] r5:00001000 r4:ee5d1000 [ 1338.950778][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.950914][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.951032][ T32] r5:8495af8c r4:8495ac00 [ 1338.951091][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.951202][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1338.951256][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.951375][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.951430][ T32] r4:847a6d80 [ 1338.951480][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1338.951606][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1338.951669][ T32] r4:00000001 [ 1338.951719][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.951804][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1338.951879][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.951950][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.952019][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.952167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1338.952239][ T32] r4:84789140 [ 1338.952333][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.952407][ T32] INFO: task kworker/1:696:4961 blocked for more than 465 seconds. [ 1338.952483][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.952541][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.952652][ T32] task:kworker/1:696 state:D stack:0 pid:4961 tgid:4961 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.952805][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.952929][ T32] Call trace: [ 1338.953027][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1338.953146][ T32] r10:829189c0 r9:eb59dd84 r8:00000002 r7:60000113 r6:eb59dd8c r5:84a43000 [ 1338.953201][ T32] r4:84a43000 [ 1338.953251][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1338.953353][ T32] r5:84a43000 r4:829189bc [ 1338.953402][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.953511][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1338.953845][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1338.954524][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 11 printk messages dropped ** [ 1338.955948][ T32] Exception stack(0xeb59dfb0 to 0xeb59dff8) ** 9 printk messages dropped ** [ 1338.957597][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) ** 15 printk messages dropped ** [ 1338.958875][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.959456][ T32] r5:8495af8c r4:8495ac00 ** 4 printk messages dropped ** [ 1338.959881][ T32] r4:847a6d80 ** 6 printk messages dropped ** [ 1338.991915][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.992625][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.993121][ T32] r5:84a43c00 r4:829189bc [ 1338.993173][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.993317][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.993452][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb599e08 [ 1338.993510][ T32] r4:00000000 [ 1338.993560][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1338.993647][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.993746][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1338.993869][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8548a3c0 [ 1338.993930][ T32] r4:00000000 [ 1338.993979][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1338.994090][ T32] r9:83018005 r8:84a43c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1338.994186][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1338.994297][ T32] r5:00001000 r4:eb41b000 [ 1338.994350][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1338.994446][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.994532][ T32] r5:85356f8c r4:85356c00 [ 1338.994580][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1338.994703][ T32] r7:dddced40 r6:83018000 r5:85356f8c r4:85479080 [ 1338.994759][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1338.994873][ T32] r10:61c88647 r9:84a43c00 r8:854790ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.994929][ T32] r4:85479080 [ 1338.994999][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1338.995300][ T32] Exception stack(0xeb599fb0 to 0xeb599ff8) ** 5 printk messages dropped ** [ 1338.996445][ T32] INFO: task kworker/0:222:4963 is blocked on a mutex likely owned by task kworker/1:209:3661. ** 12 printk messages dropped ** [ 1338.997512][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1338.998449][ T32] r5:00001000 r4:ee5d1000 ** 5 printk messages dropped ** [ 1338.998891][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1338.999788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1339.031994][ T32] r10:829189c0 r9:eb5a9d84 r8:00000002 r7:60000113 r6:eb5a9d8c r5:84a44800 ** 2 printk messages dropped ** [ 1339.032199][ T32] r5:84a44800 r4:829189bc ** 3 printk messages dropped ** [ 1339.032564][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.033011][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.033471][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1339.034399][ T32] r10:00000000 r9:853ade80 r8:8027ecf4 r7:eb59de60 r6:85479180 r5:84a44800 ** 8 printk messages dropped ** [ 1339.035841][ T32] INFO: task kworker/1:697:4965 is blocked on a mutex likely owned by task kworker/1:209:3661. ** 13 printk messages dropped ** [ 1339.037204][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1339.037844][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 ** 17 printk messages dropped ** [ 1339.039281][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.039406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.039494][ T32] r4:84789140 [ 1339.039559][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.039621][ T32] INFO: task kworker/1:698:4968 blocked for more than 465 seconds. [ 1339.039709][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.039774][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.039823][ T32] task:kworker/1:698 state:D stack:0 pid:4968 tgid:4968 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.064129][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.064463][ T32] Call trace: [ 1339.064561][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1339.064692][ T32] r10:829189c0 r9:eb5b5d84 r8:00000002 r7:60000113 r6:eb5b5d8c r5:84a46c00 [ 1339.064761][ T32] r4:84a46c00 [ 1339.064832][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1339.064936][ T32] r5:84a46c00 r4:829189bc [ 1339.064980][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.065072][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.065189][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5b5e08 [ 1339.065248][ T32] r4:00000000 [ 1339.065314][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1339.065403][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.065509][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.065612][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85477b00 [ 1339.065670][ T32] r4:00000000 [ 1339.065719][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.065824][ T32] r9:83018205 r8:84a46c00 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1339.065879][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.065989][ T32] r5:00001000 r4:eaf47000 [ 1339.066052][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.066147][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.066264][ T32] r5:853fef8c r4:853fec00 [ 1339.066315][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.066418][ T32] r7:ddde2d40 r6:83018200 r5:853fef8c r4:853adf00 [ 1339.066475][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.066604][ T32] r10:61c88647 r9:84a46c00 r8:853adf2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.066695][ T32] r4:853adf00 [ 1339.066775][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.066907][ T32] r10:00000000 r9:853adf00 r8:8027ecf4 r7:eb5a9e60 r6:85479200 r5:84a46c00 [ 1339.066984][ T32] r4:00000001 [ 1339.067043][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.067130][ T32] Exception stack(0xeb5b5fb0 to 0xeb5b5ff8) [ 1339.067193][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.067264][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.067333][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.067412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.067497][ T32] r4:85477880 [ 1339.068261][ T32] INFO: task kworker/1:698:4968 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1339.068344][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1339.069341][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 1339.069762][ T32] r4:e044ddc0 ** 4 printk messages dropped ** [ 1339.088939][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 ** 8 printk messages dropped ** [ 1339.089801][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1339.094885][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.095630][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.096218][ T32] r5:84a45400 r4:829189bc ** 2 printk messages dropped ** [ 1339.096506][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5b9e08 ** 6 printk messages dropped ** [ 1339.097177][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1339.098050][ T32] r10:61c88647 r9:84a45400 r8:853adfac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1339.098724][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1339.118989][ T32] Call trace: ** 7 printk messages dropped ** [ 1339.119760][ T32] dd60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1339.125226][ T32] r4:e044ddc0 ** 6 printk messages dropped ** [ 1339.125754][ T32] r5:00001000 r4:ee5d1000 ** 5 printk messages dropped ** [ 1339.126358][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1339.126864][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.126961][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1339.127072][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.127157][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.127226][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.127305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.127392][ T32] r4:84789140 [ 1339.127456][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.127538][ T32] INFO: task kworker/1:700:4971 blocked for more than 465 seconds. [ 1339.127619][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.127673][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.127770][ T32] task:kworker/1:700 state:D stack:0 pid:4971 tgid:4971 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.127906][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.128004][ T32] Call trace: [ 1339.128143][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1339.128276][ T32] r10:829189c0 r9:eb5c1d84 r8:00000002 r7:60000013 r6:eb5c1d8c r5:84a46000 [ 1339.128344][ T32] r4:84a46000 [ 1339.128442][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1339.128556][ T32] r5:84a46000 r4:829189bc [ 1339.128633][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.128747][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.128863][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5c1e08 [ 1339.128918][ T32] r4:00000000 [ 1339.128987][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1339.129091][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.129186][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.129290][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85477c40 [ 1339.129355][ T32] r4:00000000 [ 1339.129404][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.129508][ T32] r9:83018205 r8:84a46000 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1339.129560][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.129656][ T32] r5:00001000 r4:eaf91000 [ 1339.129722][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.129851][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.144883][ T32] r5:853ff38c r4:853ff000 [ 1339.145016][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.145180][ T32] r7:ddde2d40 r6:83018200 r5:853ff38c r4:85472080 [ 1339.145257][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.145380][ T32] r10:61c88647 r9:84a46000 r8:854720ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.145447][ T32] r4:85472080 [ 1339.145496][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.145607][ T32] r10:00000000 r9:85472080 r8:8027ecf4 r7:eb5b9e60 r6:85479300 r5:84a46000 [ 1339.145681][ T32] r4:00000001 [ 1339.145738][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1339.146268][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1339.148033][ T32] dd20: d722f000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 ** 10 printk messages dropped ** [ 1339.148884][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.149288][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1339.170910][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 ** 9 printk messages dropped ** [ 1339.171736][ T32] INFO: task kworker/1:701:4972 blocked for more than 465 seconds. ** 9 printk messages dropped ** [ 1339.172853][ T32] r5:838a6000 r4:829189bc [ 1339.172910][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1339.173410][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1339.174033][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.174129][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.174255][ T32] r5:853ff78c r4:853ff400 [ 1339.174309][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.174420][ T32] r7:ddde2d40 r6:83018200 r5:853ff78c r4:85472000 [ 1339.174473][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.174574][ T32] r10:61c88647 r9:838a6000 r8:8547202c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.174626][ T32] r4:85472000 [ 1339.174671][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.174806][ T32] r10:00000000 r9:85472000 r8:8027ecf4 r7:eb5b9e60 r6:85479380 r5:838a6000 [ 1339.174873][ T32] r4:00000001 [ 1339.175047][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.175172][ T32] Exception stack(0xeb5c5fb0 to 0xeb5c5ff8) [ 1339.175241][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.175340][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.175424][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.175510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.175585][ T32] r4:85477cc0 [ 1339.176304][ T32] INFO: task kworker/1:701:4972 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1339.176405][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.176573][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.176724][ T32] Call trace: [ 1339.176798][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1339.176916][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1339.177016][ T32] r4:00000000 [ 1339.177077][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.177192][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1339.177288][ T32] dd20: d751e000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1339.177370][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1339.177424][ T32] dd60: 80070013 ffffffff [ 1339.177492][ T32] r5:80070013 r4:80239bb0 [ 1339.177569][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.177673][ T32] r4:82ac11e4 [ 1339.177722][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.177822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1339.177876][ T32] r4:e044ddc0 [ 1339.177937][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.178052][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1339.178111][ T32] r4:00000000 [ 1339.178160][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.178307][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1339.178453][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.178557][ T32] r5:00001000 r4:ee5d1000 [ 1339.178607][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.178698][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.178817][ T32] r5:8495af8c r4:8495ac00 [ 1339.178871][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1339.179217][ T32] r4:847a6d80 ** 6 printk messages dropped ** [ 1339.179792][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1339.207282][ T32] task:kworker/1:702 state:D stack:0 pid:4974 tgid:4974 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1339.208066][ T32] r5:84a42400 r4:829189bc ** 1 printk messages dropped ** [ 1339.208245][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1339.208847][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85477ec0 ** 8 printk messages dropped ** [ 1339.209562][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1339.215070][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1339.216439][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1339.217351][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 1339.217911][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 ** 2 printk messages dropped ** [ 1339.218136][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1339.218216][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.218314][ T32] r5:00001000 r4:ee5d1000 [ 1339.218372][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.218462][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.218559][ T32] r5:8495af8c r4:8495ac00 [ 1339.218674][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.218792][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1339.218841][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.218996][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.219094][ T32] r4:847a6d80 [ 1339.219201][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.219313][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1339.219378][ T32] r4:00000001 [ 1339.219426][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.219520][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1339.219609][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.219692][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.219757][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.219833][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.219996][ T32] r4:84789140 [ 1339.238093][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.238235][ T32] INFO: task kworker/1:703:4976 blocked for more than 465 seconds. [ 1339.238329][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.238390][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.238456][ T32] task:kworker/1:703 state:D stack:0 pid:4976 tgid:4976 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.238625][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.238760][ T32] Call trace: [ 1339.238841][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1339.238982][ T32] r10:829189c0 r9:eb5d5d84 r8:00000002 r7:60000013 r6:eb5d5d8c r5:853c0c00 [ 1339.239048][ T32] r4:853c0c00 [ 1339.239118][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1339.239224][ T32] r5:853c0c00 r4:829189bc [ 1339.239271][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.239361][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.239470][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5d5e08 [ 1339.239544][ T32] r4:00000000 [ 1339.239597][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1339.239680][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.239765][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.239863][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85477400 [ 1339.244762][ T32] r4:00000000 [ 1339.244876][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.245013][ T32] r9:83018205 r8:853c0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1339.245067][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1339.245837][ T32] r10:61c88647 r9:853c0c00 r8:854721ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 6 printk messages dropped ** [ 1339.246391][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1339.247988][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 ** 7 printk messages dropped ** [ 1339.248567][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.248666][ T32] r4:82ac11e4 [ 1339.248717][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.248842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1339.248899][ T32] r4:e044ddc0 [ 1339.248962][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.249071][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1339.249128][ T32] r4:00000000 [ 1339.249175][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.249290][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1339.249374][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.249470][ T32] r5:00001000 r4:ee5d1000 [ 1339.249541][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.249635][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.249726][ T32] r5:8495af8c r4:8495ac00 [ 1339.249790][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.249977][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1339.268876][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.269094][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.269312][ T32] r4:847a6d80 [ 1339.269378][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.269496][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1339.269551][ T32] r4:00000001 [ 1339.269596][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.269674][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1339.269873][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.274963][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.275107][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.275201][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.275257][ T32] r4:84789140 [ 1339.275332][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.275444][ T32] INFO: task kworker/1:704:4978 blocked for more than 465 seconds. [ 1339.275523][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.275585][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.275636][ T32] task:kworker/1:704 state:D stack:0 pid:4978 tgid:4978 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.275772][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.275963][ T32] Call trace: [ 1339.276086][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1339.276211][ T32] r10:829189c0 r9:eb5ddd84 r8:00000002 r7:60000113 r6:eb5ddd8c r5:853c0000 ** 2 printk messages dropped ** [ 1339.276557][ T32] r5:853c0000 r4:829189bc [ 1339.276631][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1339.277009][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.277457][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.277877][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1339.278573][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1339.279107][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1339.294783][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1339.295573][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.295679][ T32] r4:82ac11e4 [ 1339.295727][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.295845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1339.295903][ T32] r4:e044ddc0 [ 1339.295952][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.296062][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1339.296117][ T32] r4:00000000 [ 1339.296181][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.296344][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1339.296406][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.296508][ T32] r5:00001000 r4:ee5d1000 [ 1339.296557][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.296662][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.296763][ T32] r5:8495af8c r4:8495ac00 [ 1339.296812][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.296918][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1339.296978][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.297085][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.297156][ T32] r4:847a6d80 [ 1339.297209][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.297326][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1339.297383][ T32] r4:00000001 [ 1339.297457][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.297542][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1339.297625][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.297723][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.297796][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.297868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.297920][ T32] r4:84789140 [ 1339.297996][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.298095][ T32] INFO: task kworker/1:705:4980 blocked for more than 465 seconds. [ 1339.298192][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.298255][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.298301][ T32] task:kworker/1:705 state:D stack:0 pid:4980 tgid:4980 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.298412][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.298539][ T32] Call trace: [ 1339.298683][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1339.298802][ T32] r10:829189c0 r9:eb5e5d84 r8:00000002 r7:60000013 r6:eb5e5d8c r5:853c1800 [ 1339.298870][ T32] r4:853c1800 [ 1339.298969][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1339.299088][ T32] r5:853c1800 r4:829189bc [ 1339.299138][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.299224][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.299354][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5e5e08 [ 1339.299417][ T32] r4:00000000 [ 1339.299464][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1339.299552][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.299653][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.299787][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547e040 [ 1339.299848][ T32] r4:00000000 [ 1339.299894][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.320991][ T32] r9:83018205 r8:853c1800 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1339.321119][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.321260][ T32] r5:00001000 r4:eb365000 [ 1339.321335][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1339.321920][ T32] r10:61c88647 r9:853c1800 r8:8547222c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 6 printk messages dropped ** [ 1339.322488][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1339.322626][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.322701][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.322758][ T32] r4:854771c0 [ 1339.323496][ T32] INFO: task kworker/1:705:4980 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1339.323602][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.323768][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.323869][ T32] Call trace: [ 1339.323989][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1339.324106][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1339.324161][ T32] r4:00000000 [ 1339.324206][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.324293][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1339.324378][ T32] dd20: d80ef000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1339.324447][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1339.324502][ T32] dd60: 80070013 ffffffff [ 1339.324579][ T32] r5:80070013 r4:80239bb0 [ 1339.324631][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.324751][ T32] r4:82ac11e4 [ 1339.324805][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.324910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1339.324981][ T32] r4:e044ddc0 [ 1339.325040][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.325145][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1339.325201][ T32] r4:00000000 [ 1339.325249][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.325385][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1339.325554][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.325673][ T32] r5:00001000 r4:ee5d1000 [ 1339.325726][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.325879][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.325979][ T32] r5:8495af8c r4:8495ac00 [ 1339.326041][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.326150][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1339.326258][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.326379][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.326435][ T32] r4:847a6d80 [ 1339.326483][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.326620][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 ** 4 printk messages dropped ** [ 1339.326941][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.327675][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.328194][ T32] r5:853c2400 r4:829189bc [ 1339.328257][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1339.328568][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.329062][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1339.353931][ T32] r10:61c88647 r9:853c2400 r8:8547232c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1339.354936][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.356392][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1339.356448][ T32] r4:00000000 [ 1339.356494][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.356600][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1339.356681][ T32] dd20: d828f000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1339.356801][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1339.356870][ T32] dd60: 80070013 ffffffff [ 1339.356928][ T32] r5:80070013 r4:80239bb0 [ 1339.356977][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.357096][ T32] r4:82ac11e4 [ 1339.357166][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.357274][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1339.357340][ T32] r4:e044ddc0 [ 1339.357389][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.357490][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1339.357542][ T32] r4:00000000 [ 1339.357590][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.357714][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1339.357801][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.357927][ T32] r5:00001000 r4:ee5d1000 [ 1339.357994][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.358184][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.358294][ T32] r5:8495af8c r4:8495ac00 [ 1339.358350][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.358450][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1339.358530][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.358669][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.358729][ T32] r4:847a6d80 [ 1339.358793][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.358906][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1339.359032][ T32] r4:00000001 [ 1339.359090][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.359187][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1339.359280][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.359366][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.359444][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.359515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.359586][ T32] r4:84789140 [ 1339.359642][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.359720][ T32] INFO: task kworker/1:707:4984 blocked for more than 465 seconds. [ 1339.360153][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.378802][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.378893][ T32] task:kworker/1:707 state:D stack:0 pid:4984 tgid:4984 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.379021][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.379279][ T32] Call trace: [ 1339.379370][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1339.379522][ T32] r10:829189c0 r9:eb5f5d84 r8:00000002 r7:60000013 r6:eb5f5d8c r5:853c3000 [ 1339.379609][ T32] r4:853c3000 [ 1339.379667][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1339.379764][ T32] r5:853c3000 r4:829189bc [ 1339.379812][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.379965][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.383487][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5f5e08 [ 1339.383562][ T32] r4:00000000 [ 1339.383611][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1339.383734][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.383834][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.383964][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547e100 [ 1339.384054][ T32] r4:00000000 [ 1339.384143][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.384257][ T32] r9:83018205 r8:853c3000 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 ** 2 printk messages dropped ** [ 1339.384473][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1339.385191][ T32] r10:00000000 r9:85472380 r8:8027ecf4 r7:eb5ede60 r6:85479680 r5:853c3000 ** 8 printk messages dropped ** [ 1339.386472][ T32] INFO: task kworker/1:707:4984 is blocked on a mutex likely owned by task kworker/1:209:3661. ** 7 printk messages dropped ** [ 1339.387227][ T32] Exception stack(0xe044dd20 to 0xe044dd68) ** 7 printk messages dropped ** [ 1339.387895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 ** 8 printk messages dropped ** [ 1339.388611][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1339.389444][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 ** 7 printk messages dropped ** [ 1339.411662][ T32] r4:84789140 ** 5 printk messages dropped ** [ 1339.412142][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.412722][ T32] r5:853c3c00 r4:829189bc ** 1 printk messages dropped ** [ 1339.412874][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.412987][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5fde08 [ 1339.413059][ T32] r4:00000000 [ 1339.413114][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1339.413209][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.413360][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.413497][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547e540 [ 1339.413565][ T32] r4:00000000 [ 1339.413613][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.413721][ T32] r9:83018205 r8:853c3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1339.413773][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.413866][ T32] r5:00001000 r4:eb409000 [ 1339.413912][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.414035][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.414146][ T32] r5:8540538c r4:85405000 [ 1339.414216][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.414357][ T32] r7:ddde2d40 r6:83018200 r5:8540538c r4:85472400 [ 1339.414426][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.414538][ T32] r10:61c88647 r9:853c3c00 r8:8547242c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.414620][ T32] r4:85472400 [ 1339.414675][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.414797][ T32] r10:00000000 r9:85472400 r8:8027ecf4 r7:eb5ede60 r6:85479700 r5:853c3c00 [ 1339.414862][ T32] r4:00000001 [ 1339.414912][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.415001][ T32] Exception stack(0xeb5fdfb0 to 0xeb5fdff8) [ 1339.415101][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.415176][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.415244][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.415318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.415397][ T32] r4:8547e3c0 [ 1339.416095][ T32] INFO: task kworker/1:708:4987 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1339.416211][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.416357][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.416449][ T32] Call trace: [ 1339.416523][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1339.416637][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1339.416692][ T32] r4:00000000 [ 1339.416737][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.416840][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1339.416920][ T32] dd20: d87a0000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1339.416995][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1339.417054][ T32] dd60: 80070013 ffffffff [ 1339.417115][ T32] r5:80070013 r4:80239bb0 [ 1339.417162][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.417258][ T32] r4:82ac11e4 [ 1339.417334][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.417484][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1339.417558][ T32] r4:e044ddc0 [ 1339.417623][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.417741][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 ** 2 printk messages dropped ** [ 1339.417954][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 ** 9 printk messages dropped ** [ 1339.418885][ T32] r4:847a6d80 ** 6 printk messages dropped ** [ 1339.419415][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.444478][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1339.444912][ T32] r10:829189c0 r9:eb5f1d84 r8:00000002 r7:60000013 r6:eb5f1d8c r5:8532e000 ** 2 printk messages dropped ** [ 1339.445127][ T32] r5:8532e000 r4:829189bc [ 1339.445174][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1339.445408][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5f1e08 ** 6 printk messages dropped ** [ 1339.445922][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1339.446900][ T32] r10:61c88647 r9:8532e000 r8:854724ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1339.447606][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1339.448799][ T32] Call trace: ** 7 printk messages dropped ** [ 1339.449472][ T32] dd60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1339.468143][ T32] r4:e044ddc0 ** 4 printk messages dropped ** [ 1339.468570][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1339.468664][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.468765][ T32] r5:00001000 r4:ee5d1000 [ 1339.468914][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.469030][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.469172][ T32] r5:8495af8c r4:8495ac00 [ 1339.469223][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.469346][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1339.469442][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.469555][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.469610][ T32] r4:847a6d80 [ 1339.469659][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.469769][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1339.469824][ T32] r4:00000001 [ 1339.480367][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.480539][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1339.480642][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.480714][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.480779][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.480942][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.481002][ T32] r4:84789140 [ 1339.481082][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.481173][ T32] INFO: task kworker/0:223:4991 blocked for more than 465 seconds. [ 1339.481246][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.481307][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.481367][ T32] task:kworker/0:223 state:D stack:0 pid:4991 tgid:4991 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.481512][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.481630][ T32] Call trace: [ 1339.481703][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1339.481815][ T32] r10:829189c0 r9:eb5a5d84 r8:00000002 r7:60000113 r6:eb5a5d8c r5:853c5400 [ 1339.481868][ T32] r4:853c5400 [ 1339.481916][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1339.482009][ T32] r5:853c5400 r4:829189bc [ 1339.482086][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.482200][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.482336][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5a5e08 [ 1339.482394][ T32] r4:00000000 [ 1339.482441][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1339.482529][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.482621][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.482720][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8548ab40 [ 1339.482786][ T32] r4:00000000 [ 1339.482843][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.482944][ T32] r9:83018005 r8:853c5400 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1339.482994][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1339.483349][ T32] r5:8447238c r4:84472000 ** 6 printk messages dropped ** [ 1339.484019][ T32] r10:00000000 r9:85479780 r8:8027ecf4 r7:eb3c1e60 r6:85479800 r5:853c5400 ** 8 printk messages dropped ** [ 1339.485338][ T32] INFO: task kworker/0:223:4991 is blocked on a mutex likely owned by task kworker/1:209:3661. ** 13 printk messages dropped ** [ 1339.486455][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1339.486858][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 ** 9 printk messages dropped ** [ 1339.487710][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 ** 7 printk messages dropped ** [ 1339.488612][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) ** 6 printk messages dropped ** [ 1339.489088][ T32] INFO: task kworker/0:224:4992 blocked for more than 465 seconds. ** 9 printk messages dropped ** [ 1339.513548][ T32] r5:853c6000 r4:829189bc [ 1339.513657][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1339.514321][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1339.515147][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1339.515649][ T32] r10:00000000 r9:85479880 r8:8027ecf4 r7:eb5a5e60 r6:85479900 r5:853c6000 ** 3 printk messages dropped ** [ 1339.515874][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.517331][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1339.518357][ T32] r4:e044ddc0 ** 2 printk messages dropped ** [ 1339.518564][ T32] r4:00000000 [ 1339.518615][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.518715][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1339.518769][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.518860][ T32] r5:00001000 r4:ee5d1000 [ 1339.518908][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.519019][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.519164][ T32] r5:8495af8c r4:8495ac00 [ 1339.519221][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.519324][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1339.519407][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.519533][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.519594][ T32] r4:847a6d80 [ 1339.519641][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.519750][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1339.519825][ T32] r4:00000001 [ 1339.537807][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.537996][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1339.538074][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.538147][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.538231][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.538302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.538366][ T32] r4:84789140 [ 1339.538416][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.538491][ T32] INFO: task kworker/0:225:4995 blocked for more than 465 seconds. [ 1339.538562][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.538645][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.538698][ T32] task:kworker/0:225 state:D stack:0 pid:4995 tgid:4995 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.538825][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.538942][ T32] Call trace: [ 1339.539042][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1339.539158][ T32] r10:829189c0 r9:eb601d84 r8:00000002 r7:60000113 r6:eb601d8c r5:853c6c00 [ 1339.539217][ T32] r4:853c6c00 [ 1339.539266][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1339.539374][ T32] r5:853c6c00 r4:829189bc [ 1339.539431][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.539545][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.539667][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb601e08 [ 1339.539744][ T32] r4:00000000 [ 1339.539809][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1339.547660][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.547786][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.547902][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8548a900 [ 1339.547959][ T32] r4:00000000 [ 1339.548003][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.548101][ T32] r9:83018005 r8:853c6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1339.548150][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.548254][ T32] r5:00001000 r4:eb47d000 [ 1339.548313][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.548414][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.548506][ T32] r5:85357b8c r4:85357800 [ 1339.548552][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.548652][ T32] r7:dddced40 r6:83018000 r5:85357b8c r4:85479980 [ 1339.548701][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.548830][ T32] r10:61c88647 r9:853c6c00 r8:854799ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.548917][ T32] r4:85479980 [ 1339.548973][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.549082][ T32] r10:00000000 r9:85479980 r8:8027ecf4 r7:eb5a5e60 r6:85479a00 r5:853c6c00 [ 1339.549136][ T32] r4:00000001 [ 1339.549185][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.549273][ T32] Exception stack(0xeb601fb0 to 0xeb601ff8) [ 1339.549350][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.549426][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.549496][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.549567][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 3 printk messages dropped ** [ 1339.564643][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1339.565382][ T32] dd60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1339.565818][ T32] r4:e044ddc0 ** 2 printk messages dropped ** [ 1339.566049][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.566517][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1339.567357][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1339.567992][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.568061][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.568116][ T32] task:kworker/1:710 state:D stack:0 pid:4996 tgid:4996 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.568218][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.568295][ T32] Call trace: [ 1339.568364][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1339.568464][ T32] r10:829189c0 r9:eb609d84 r8:00000002 r7:60000013 r6:eb609d8c r5:853c4800 [ 1339.568549][ T32] r4:853c4800 [ 1339.568597][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1339.568686][ T32] r5:853c4800 r4:829189bc [ 1339.568751][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.568867][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.568974][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb609e08 [ 1339.569024][ T32] r4:00000000 [ 1339.569092][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1339.569187][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.569275][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.569376][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ed00 [ 1339.569427][ T32] r4:00000000 [ 1339.569469][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.569561][ T32] r9:83018205 r8:853c4800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 1339.569608][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.569695][ T32] r5:00001000 r4:eb4ab000 [ 1339.569742][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.569828][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.590482][ T32] r5:8540638c r4:85406000 [ 1339.590578][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.590706][ T32] r7:ddde2d40 r6:83018200 r5:8540638c r4:85472580 [ 1339.590790][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.590909][ T32] r10:61c88647 r9:853c4800 r8:854725ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.590985][ T32] r4:85472580 [ 1339.591038][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.591166][ T32] r10:00000000 r9:85472580 r8:8027ecf4 r7:eb5ede60 r6:85479a80 r5:853c4800 [ 1339.591254][ T32] r4:00000001 [ 1339.591304][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.591400][ T32] Exception stack(0xeb609fb0 to 0xeb609ff8) [ 1339.591473][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.591538][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.591621][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.591719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.591775][ T32] r4:8547e9c0 [ 1339.592484][ T32] INFO: task kworker/1:710:4996 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1339.592557][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.592687][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.592777][ T32] Call trace: [ 1339.592985][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1339.593104][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1339.593156][ T32] r4:00000000 [ 1339.593200][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.593277][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1339.593409][ T32] dd20: d96b6000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1339.593481][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1339.593980][ T32] r4:e044ddc0 ** 4 printk messages dropped ** [ 1339.594359][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 ** 9 printk messages dropped ** [ 1339.595084][ T32] r4:847a6d80 ** 4 printk messages dropped ** [ 1339.595412][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) ** 9 printk messages dropped ** [ 1339.596143][ T32] task:kworker/1:711 state:D stack:0 pid:4999 tgid:4999 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1339.596697][ T32] r5:853c8000 r4:829189bc ** 1 printk messages dropped ** [ 1339.596829][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1339.597317][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ec00 ** 5 printk messages dropped ** [ 1339.597743][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1339.598230][ T32] r10:61c88647 r9:853c8000 r8:8547262c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 3 printk messages dropped ** [ 1339.598601][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1339.598802][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1339.599432][ T32] INFO: task kworker/1:711:4999 is blocked on a mutex likely owned by task kworker/1:209:3661. ** 6 printk messages dropped ** [ 1339.622596][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1339.623493][ T32] r4:e044ddc0 ** 6 printk messages dropped ** [ 1339.624152][ T32] r5:00001000 r4:ee5d1000 ** 5 printk messages dropped ** [ 1339.624617][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1339.625496][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.626296][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.626910][ T32] r5:853c8c00 r4:829189bc ** 3 printk messages dropped ** [ 1339.627316][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1339.627715][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ee00 ** 8 printk messages dropped ** [ 1339.628484][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1339.629440][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1339.661270][ T32] Call trace: [ 1339.661343][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1339.661459][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1339.661534][ T32] r4:00000000 [ 1339.661648][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.661733][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1339.661869][ T32] dd20: da051000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1339.662034][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1339.662102][ T32] dd60: 80070013 ffffffff [ 1339.662241][ T32] r5:80070013 r4:80239bb0 [ 1339.662293][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.662391][ T32] r4:82ac11e4 [ 1339.662434][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.662544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1339.662641][ T32] r4:e044ddc0 [ 1339.662700][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.662793][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1339.662839][ T32] r4:00000000 [ 1339.662906][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.663004][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1339.663051][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.663158][ T32] r5:00001000 r4:ee5d1000 [ 1339.663211][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.663297][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.663396][ T32] r5:8495af8c r4:8495ac00 [ 1339.663439][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.663534][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1339.663583][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.663684][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.663734][ T32] r4:847a6d80 [ 1339.663781][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.663882][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1339.663931][ T32] r4:00000001 [ 1339.663999][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.664093][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1339.664156][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.664217][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.664274][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.664346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.664393][ T32] r4:84789140 [ 1339.664439][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.664511][ T32] INFO: task kworker/1:713:5004 blocked for more than 466 seconds. [ 1339.664576][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.664626][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.664666][ T32] task:kworker/1:713 state:D stack:0 pid:5004 tgid:5004 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.664754][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.664826][ T32] Call trace: [ 1339.664944][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1339.665050][ T32] r10:829189c0 r9:eb621d84 r8:00000002 r7:60000113 r6:eb621d8c r5:853cb000 [ 1339.665103][ T32] r4:853cb000 [ 1339.665148][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1339.665259][ T32] r5:853cb000 r4:829189bc [ 1339.665311][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.665412][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.665565][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb621e08 [ 1339.665626][ T32] r4:00000000 [ 1339.665687][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1339.665782][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.665891][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.665995][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85491740 [ 1339.666062][ T32] r4:00000000 [ 1339.666110][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.666220][ T32] r9:83018205 r8:853cb000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c5000 [ 1339.666268][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.666357][ T32] r5:00001000 r4:eb655000 [ 1339.666399][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.666478][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.666620][ T32] r5:8540838c r4:85408000 [ 1339.666667][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.666755][ T32] r7:ddde2d40 r6:83018200 r5:8540838c r4:85472700 [ 1339.666798][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.666894][ T32] r10:61c88647 r9:853cb000 r8:8547272c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.666940][ T32] r4:85472700 [ 1339.666979][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.667091][ T32] r10:00000000 r9:85472700 r8:8027ecf4 r7:eb61de60 r6:85479c00 r5:853cb000 ** 3 printk messages dropped ** [ 1339.667315][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1339.668607][ T32] Call trace: ** 6 printk messages dropped ** [ 1339.669175][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1339.669878][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.702833][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1339.704381][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) ** 9 printk messages dropped ** [ 1339.705785][ T32] task:kworker/0:226 state:D stack:0 pid:5005 tgid:5005 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1339.706606][ T32] r5:853cbc00 r4:829189bc ** 1 printk messages dropped ** [ 1339.706947][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1339.707436][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1339.707688][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1339.708239][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1339.708621][ T32] r5:85357f8c r4:85357c00 ** 5 printk messages dropped ** [ 1339.724395][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1339.725159][ T32] r4:8548ad40 ** 3 printk messages dropped ** [ 1339.726203][ T32] Call trace: [ 1339.726270][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1339.726411][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1339.726465][ T32] r4:00000000 [ 1339.726507][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.726585][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1339.726651][ T32] dd20: da391000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1339.726715][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1339.726769][ T32] dd60: 80070013 ffffffff [ 1339.726824][ T32] r5:80070013 r4:80239bb0 [ 1339.726897][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.726993][ T32] r4:82ac11e4 [ 1339.727041][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.727140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1339.727192][ T32] r4:e044ddc0 [ 1339.727269][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.727377][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1339.727426][ T32] r4:00000000 [ 1339.727688][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.727789][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1339.727835][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.727922][ T32] r5:00001000 r4:ee5d1000 [ 1339.727964][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.728045][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.728131][ T32] r5:8495af8c r4:8495ac00 [ 1339.728175][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.728297][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1339.728351][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.728451][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.728498][ T32] r4:847a6d80 [ 1339.728537][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.728634][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1339.728681][ T32] r4:00000001 [ 1339.728722][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.728792][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1339.728849][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.728970][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.729035][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.729137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.729318][ T32] r4:84789140 [ 1339.729385][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.729479][ T32] INFO: task kworker/1:714:5006 blocked for more than 466 seconds. [ 1339.729553][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.729607][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.729651][ T32] task:kworker/1:714 state:D stack:0 pid:5006 tgid:5006 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.729776][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.730006][ T32] Call trace: [ 1339.750695][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1339.750836][ T32] r10:829189c0 r9:eb629d84 r8:00000002 r7:60000113 r6:eb629d8c r5:853cc800 [ 1339.750894][ T32] r4:853cc800 [ 1339.750980][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1339.751081][ T32] r5:853cc800 r4:829189bc [ 1339.751168][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.751264][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.751382][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb629e08 [ 1339.751463][ T32] r4:00000000 [ 1339.751520][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1339.751608][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.751699][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.751800][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ef80 [ 1339.751853][ T32] r4:00000000 [ 1339.751899][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.752003][ T32] r9:83018205 r8:853cc800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [ 1339.752072][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1339.752425][ T32] r5:85406b8c r4:85406800 ** 1 printk messages dropped ** [ 1339.752613][ T32] r7:ddde2d40 r6:83018200 r5:85406b8c r4:85472780 ** 4 printk messages dropped ** [ 1339.752972][ T32] r10:00000000 r9:85472780 r8:8027ecf4 r7:eb621e60 r6:85479d80 r5:853cc800 ** 7 printk messages dropped ** [ 1339.753481][ T32] r4:8547eb00 ** 4 printk messages dropped ** [ 1339.754701][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1339.755733][ T32] r4:e044ddc0 ** 4 printk messages dropped ** [ 1339.756148][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 ** 7 printk messages dropped ** [ 1339.756857][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1339.757630][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.758277][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.758790][ T32] r5:853ca400 r4:829189bc ** 1 printk messages dropped ** [ 1339.758951][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1339.759778][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1339.785509][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1339.785796][ T32] r10:61c88647 r9:853ca400 r8:8547282c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.785850][ T32] r4:85472800 [ 1339.785896][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.785999][ T32] r10:00000000 r9:85472800 r8:8027ecf4 r7:eb621e60 r6:85479e00 r5:853ca400 [ 1339.786065][ T32] r4:00000001 [ 1339.786117][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.786246][ T32] Exception stack(0xeb635fb0 to 0xeb635ff8) [ 1339.786317][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.786389][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.786447][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.786511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.786591][ T32] r4:8547e940 [ 1339.787333][ T32] INFO: task kworker/1:715:5009 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1339.787413][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.787565][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.787695][ T32] Call trace: [ 1339.787829][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1339.787970][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1339.788069][ T32] r4:00000000 [ 1339.788119][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.788206][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1339.788283][ T32] dd20: da927000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1339.788385][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1339.788471][ T32] dd60: 80070013 ffffffff [ 1339.788533][ T32] r5:80070013 r4:80239bb0 [ 1339.788580][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.788676][ T32] r4:82ac11e4 [ 1339.788725][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.788826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1339.788880][ T32] r4:e044ddc0 [ 1339.788951][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.789053][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1339.789108][ T32] r4:00000000 [ 1339.789155][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.789255][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1339.789336][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.789448][ T32] r5:00001000 r4:ee5d1000 [ 1339.789513][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.789616][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.789707][ T32] r5:8495af8c r4:8495ac00 [ 1339.789754][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.789852][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1339.807967][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.808182][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.808243][ T32] r4:847a6d80 [ 1339.808291][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.808429][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1339.808497][ T32] r4:00000001 [ 1339.808570][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.808670][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1339.808743][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.808814][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.808919][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.809002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.809058][ T32] r4:84789140 [ 1339.809115][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.809205][ T32] INFO: task kworker/1:716:5010 blocked for more than 466 seconds. [ 1339.809316][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.809407][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.809462][ T32] task:kworker/1:716 state:D stack:0 pid:5010 tgid:5010 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.809577][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.809671][ T32] Call trace: [ 1339.809739][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1339.809849][ T32] r10:829189c0 r9:eb605d84 r8:00000002 r7:60000013 r6:eb605d8c r5:8532c800 [ 1339.816433][ T32] r4:8532c800 [ 1339.816534][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1339.816661][ T32] r5:8532c800 r4:829189bc [ 1339.816709][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.816802][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.816917][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb605e08 [ 1339.816972][ T32] r4:00000000 [ 1339.817023][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1339.817113][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.817205][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.817311][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85471080 ** 3 printk messages dropped ** [ 1339.817585][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1339.818352][ T32] r10:61c88647 r9:8532c800 r8:854728ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1339.819050][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1339.834164][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 11 printk messages dropped ** [ 1339.835026][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 ** 8 printk messages dropped ** [ 1339.835705][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1339.836716][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1339.837501][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1339.838088][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1339.838626][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1339.839182][ T32] r7:ddde2d40 r6:83018200 r5:8540778c r4:85472980 ** 4 printk messages dropped ** [ 1339.839584][ T32] r10:00000000 r9:85472980 r8:8027ecf4 r7:eb621e60 r6:85472a00 r5:8532ec00 [ 1339.839642][ T32] r4:00000001 [ 1339.839691][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.839776][ T32] Exception stack(0xeb631fb0 to 0xeb631ff8) [ 1339.839845][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.857041][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.857153][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.857228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.857286][ T32] r4:854911c0 [ 1339.857930][ T32] INFO: task kworker/1:717:5014 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1339.858014][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.858218][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.858322][ T32] Call trace: [ 1339.858419][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1339.858549][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1339.858630][ T32] r4:00000000 [ 1339.858706][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.858836][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1339.858905][ T32] dd20: dafa5000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1339.858969][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1339.859017][ T32] dd60: 80070013 ffffffff [ 1339.859067][ T32] r5:80070013 r4:80239bb0 [ 1339.859110][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.859211][ T32] r4:82ac11e4 [ 1339.859264][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.859401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1339.859473][ T32] r4:e044ddc0 [ 1339.859523][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.859661][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1339.859773][ T32] r4:00000000 [ 1339.859832][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.872735][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1339.872814][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.872883][ T32] r5:00001000 r4:ee5d1000 [ 1339.872906][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.872950][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.872993][ T32] r5:8495af8c r4:8495ac00 [ 1339.873014][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.873112][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1339.873141][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.873193][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.873219][ T32] r4:847a6d80 [ 1339.873274][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.873348][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1339.873408][ T32] r4:00000001 [ 1339.873445][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.873545][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1339.873582][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.873614][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.873670][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.873736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.873778][ T32] r4:84789140 [ 1339.873832][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.873888][ T32] INFO: task kworker/1:718:5016 blocked for more than 466 seconds. [ 1339.873926][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.873953][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.873976][ T32] task:kworker/1:718 state:D stack:0 pid:5016 tgid:5016 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.874083][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.874160][ T32] Call trace: [ 1339.874238][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1339.874351][ T32] r10:829189c0 r9:eb64dd84 r8:00000002 r7:60000013 r6:eb64dd8c r5:854a0000 [ 1339.874382][ T32] r4:854a0000 [ 1339.874403][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1339.874448][ T32] r5:854a0000 r4:829189bc [ 1339.874468][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.874510][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.874589][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb64de08 [ 1339.874616][ T32] r4:00000000 [ 1339.874636][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1339.874800][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854910c0 ** 5 printk messages dropped ** [ 1339.874975][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1339.875232][ T32] r10:61c88647 r9:854a0000 r8:85472aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 5 printk messages dropped ** [ 1339.875445][ T32] Exception stack(0xeb64dfb0 to 0xeb64dff8) ** 3 printk messages dropped ** [ 1339.875566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 1 printk messages dropped ** [ 1339.876033][ T32] INFO: task kworker/1:718:5016 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1339.876115][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.876211][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.876254][ T32] Call trace: [ 1339.876285][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1339.876404][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1339.876436][ T32] r4:00000000 [ 1339.876457][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.876500][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1339.876532][ T32] dd20: db44f000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1339.876564][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1339.876589][ T32] dd60: 80070013 ffffffff [ 1339.876615][ T32] r5:80070013 r4:80239bb0 [ 1339.876666][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.876715][ T32] r4:82ac11e4 [ 1339.876765][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.876845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1339.876899][ T32] r4:e044ddc0 [ 1339.876923][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.877016][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1339.877042][ T32] r4:00000000 [ 1339.877062][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.877116][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1339.877138][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.877205][ T32] r5:00001000 r4:ee5d1000 [ 1339.877230][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.877309][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.877382][ T32] r5:8495af8c r4:8495ac00 [ 1339.877417][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.877466][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1339.877487][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.877536][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.877581][ T32] r4:847a6d80 [ 1339.877605][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.877680][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1339.877707][ T32] r4:00000001 [ 1339.877750][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.877791][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1339.877841][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.877921][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.877966][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.878004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.878057][ T32] r4:84789140 [ 1339.878102][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.878132][ T32] INFO: task kworker/1:719:5017 blocked for more than 466 seconds. [ 1339.878163][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.878235][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.878260][ T32] task:kworker/1:719 state:D stack:0 pid:5017 tgid:5017 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.878349][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.878426][ T32] Call trace: [ 1339.878459][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1339.878530][ T32] r10:829189c0 r9:eb641d84 r8:00000002 r7:60000013 r6:eb641d8c r5:854a1800 [ 1339.878587][ T32] r4:854a1800 [ 1339.878614][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1339.878674][ T32] r5:854a1800 r4:829189bc [ 1339.878698][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.878741][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.878794][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb641e08 [ 1339.878851][ T32] r4:00000000 [ 1339.878876][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1339.878918][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.878979][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.879061][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85491280 [ 1339.879094][ T32] r4:00000000 [ 1339.879115][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.879162][ T32] r9:83018205 r8:854a1800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [ 1339.879218][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.879264][ T32] r5:00001000 r4:eb51d000 [ 1339.879288][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.879335][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.879401][ T32] r5:85407f8c r4:85407c00 [ 1339.879453][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.879504][ T32] r7:ddde2d40 r6:83018200 r5:85407f8c r4:85472b80 [ 1339.879526][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.879575][ T32] r10:61c88647 r9:854a1800 r8:85472bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.879599][ T32] r4:85472b80 [ 1339.879618][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.879687][ T32] r10:00000000 r9:85472b80 r8:8027ecf4 r7:eb621e60 r6:85472c00 r5:854a1800 [ 1339.879715][ T32] r4:00000001 [ 1339.879735][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.879772][ T32] Exception stack(0xeb641fb0 to 0xeb641ff8) [ 1339.879810][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.879844][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.879891][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.879986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.900277][ T32] r4:85491100 [ 1339.900730][ T32] INFO: task kworker/1:719:5017 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1339.900776][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.900903][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.900998][ T32] Call trace: [ 1339.901106][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1339.901174][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1339.901200][ T32] r4:00000000 [ 1339.901222][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.901295][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1339.901340][ T32] dd20: dba7a000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1339.901403][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1339.901464][ T32] dd60: 80070013 ffffffff [ 1339.901494][ T32] r5:80070013 r4:80239bb0 [ 1339.901519][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.901570][ T32] r4:82ac11e4 [ 1339.901620][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.901677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1339.901742][ T32] r4:e044ddc0 [ 1339.901768][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.901819][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1339.901845][ T32] r4:00000000 [ 1339.901899][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.901955][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1339.901979][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.902092][ T32] r5:00001000 r4:ee5d1000 [ 1339.902119][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.902165][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.902288][ T32] r5:8495af8c r4:8495ac00 [ 1339.902316][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.902391][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1339.902418][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.902470][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.902494][ T32] r4:847a6d80 [ 1339.902515][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.902595][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1339.902622][ T32] r4:00000001 [ 1339.902644][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.902682][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1339.902711][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.902766][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.902825][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.902889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.902916][ T32] r4:84789140 [ 1339.902970][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.903033][ T32] INFO: task kworker/1:720:5018 blocked for more than 466 seconds. [ 1339.903071][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.903103][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.903170][ T32] task:kworker/1:720 state:D stack:0 pid:5018 tgid:5018 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.903249][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.903389][ T32] Call trace: [ 1339.903448][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1339.903515][ T32] r10:829189c0 r9:eb659d84 r8:00000002 r7:60000113 r6:eb659d8c r5:854a2400 [ 1339.903544][ T32] r4:854a2400 [ 1339.903599][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1339.903711][ T32] r5:854a2400 r4:829189bc [ 1339.903748][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.903815][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.903895][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb659e08 [ 1339.903921][ T32] r4:00000000 [ 1339.904002][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1339.904050][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1339.904166][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.904454][ T32] r5:8540878c r4:85408400 ** 4 printk messages dropped ** [ 1339.904679][ T32] r4:85472c80 ** 5 printk messages dropped ** [ 1339.904931][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.905642][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1339.906319][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.906403][ T32] r4:82ac11e4 [ 1339.906429][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.906479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1339.906535][ T32] r4:e044ddc0 [ 1339.906560][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.906608][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1339.906632][ T32] r4:00000000 [ 1339.906652][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.906699][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1339.906721][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.906788][ T32] r5:00001000 r4:ee5d1000 [ 1339.906825][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.906871][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.906916][ T32] r5:8495af8c r4:8495ac00 [ 1339.906936][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.906983][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1339.907004][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.907054][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.907078][ T32] r4:847a6d80 [ 1339.907098][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.907149][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1339.907173][ T32] r4:00000001 [ 1339.907226][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.907268][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1339.907364][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.907402][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.907431][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.907489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.907549][ T32] r4:84789140 [ 1339.907602][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.907646][ T32] INFO: task kworker/1:721:5022 blocked for more than 466 seconds. [ 1339.907680][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.907707][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.907761][ T32] task:kworker/1:721 state:D stack:0 pid:5022 tgid:5022 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.907844][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.907889][ T32] Call trace: [ 1339.907948][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1339.908003][ T32] r10:829189c0 r9:eb63dd84 r8:00000002 r7:60000113 r6:eb63dd8c r5:854a3000 [ 1339.908029][ T32] r4:854a3000 [ 1339.908084][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1339.908172][ T32] r5:854a3000 r4:829189bc [ 1339.908222][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.908295][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1339.908516][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1339.909107][ T32] r7:ddde2d40 r6:83018200 r5:85408f8c r4:85472d80 ** 8 printk messages dropped ** [ 1339.909598][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1339.930898][ T32] Call trace: ** 7 printk messages dropped ** [ 1339.931221][ T32] dd60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1339.931447][ T32] r4:e044ddc0 ** 2 printk messages dropped ** [ 1339.931548][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.931847][ T32] r5:8495af8c r4:8495ac00 ** 4 printk messages dropped ** [ 1339.932039][ T32] r4:847a6d80 ** 6 printk messages dropped ** [ 1339.932336][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.932737][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.932811][ T32] Call trace: [ 1339.932853][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1339.932905][ T32] r10:829189c0 r9:eb611d84 r8:00000002 r7:60000113 r6:eb611d8c r5:854a3c00 [ 1339.932929][ T32] r4:854a3c00 [ 1339.932950][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1339.933009][ T32] r5:854a3c00 r4:829189bc [ 1339.933033][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.933089][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.933146][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb611e08 [ 1339.933171][ T32] r4:00000000 [ 1339.933205][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1339.933261][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.933305][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.933408][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8476d900 [ 1339.933447][ T32] r4:00000000 [ 1339.933510][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.933590][ T32] r9:83018005 r8:854a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1339.933656][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.933751][ T32] r5:00001000 r4:eb0d9000 [ 1339.933777][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.933823][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.933904][ T32] r5:84471f8c r4:84471c00 [ 1339.933928][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.934000][ T32] r7:dddced40 r6:83018000 r5:84471f8c r4:85479e80 [ 1339.934026][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.934080][ T32] r10:61c88647 r9:854a3c00 r8:85479eac r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.934105][ T32] r4:85479e80 [ 1339.934126][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.934251][ T32] r10:00000000 r9:85479e80 r8:8027ecf4 r7:eb5a5e60 r6:85472e80 r5:854a3c00 [ 1339.934328][ T32] r4:00000001 [ 1339.934357][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.934399][ T32] Exception stack(0xeb611fb0 to 0xeb611ff8) [ 1339.934448][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1339.934533][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1339.935297][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1339.935666][ T32] r4:e044ddc0 ** 2 printk messages dropped ** [ 1339.935772][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1339.935860][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1339.935883][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.935928][ T32] r5:00001000 r4:ee5d1000 [ 1339.935959][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.936006][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.936072][ T32] r5:8495af8c r4:8495ac00 [ 1339.936096][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.936146][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1339.936167][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.936217][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.936242][ T32] r4:847a6d80 [ 1339.936263][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.936312][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1339.936344][ T32] r4:00000001 [ 1339.936364][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.936413][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1339.936445][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.936476][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.936519][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.936565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.936592][ T32] r4:84789140 [ 1339.936614][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.936649][ T32] INFO: task kworker/1:722:5025 blocked for more than 466 seconds. [ 1339.936683][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.936709][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.936761][ T32] task:kworker/1:722 state:D stack:0 pid:5025 tgid:5025 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1339.937062][ T32] r5:854a4800 r4:829189bc ** 1 printk messages dropped ** [ 1339.937204][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1339.937524][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.937698][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 11 printk messages dropped ** [ 1339.938230][ T32] Exception stack(0xeb66dfb0 to 0xeb66dff8) ** 6 printk messages dropped ** [ 1339.938920][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1339.939379][ T32] dd20: dbd34000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1339.939414][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1339.939440][ T32] dd60: 80070013 ffffffff [ 1339.939501][ T32] r5:80070013 r4:80239bb0 [ 1339.939527][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.939572][ T32] r4:82ac11e4 [ 1339.939596][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.939646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1339.939707][ T32] r4:e044ddc0 [ 1339.939732][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.939781][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1339.939804][ T32] r4:00000000 [ 1339.939824][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.939918][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1339.970430][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.970542][ T32] r5:00001000 r4:ee5d1000 [ 1339.970572][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.970620][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.970675][ T32] r5:8495af8c r4:8495ac00 [ 1339.970716][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1339.970961][ T32] r4:847a6d80 ** 4 printk messages dropped ** [ 1339.971295][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) ** 6 printk messages dropped ** [ 1339.971590][ T32] INFO: task kworker/1:723:5027 blocked for more than 466 seconds. ** 9 printk messages dropped ** [ 1339.972191][ T32] r5:854a5400 r4:829189bc [ 1339.972234][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1339.972396][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.972628][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1339.973059][ T32] r10:61c88647 r9:854a5400 r8:8549402c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1339.973466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 8 printk messages dropped ** [ 1339.974456][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1339.974881][ T32] r4:e044ddc0 ** 4 printk messages dropped ** [ 1339.975105][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 ** 8 printk messages dropped ** [ 1339.975475][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1339.975901][ T32] r4:84789140 ** 5 printk messages dropped ** [ 1339.976160][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.976402][ T32] r5:854a6000 r4:829189bc ** 2 printk messages dropped ** [ 1339.976515][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb279e08 ** 8 printk messages dropped ** [ 1339.976915][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1339.977315][ T32] r4:85494100 ** 5 printk messages dropped ** [ 1339.977492][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.977522][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.977578][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.977614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.977638][ T32] r4:854919c0 [ 1339.977868][ T32] INFO: task kworker/1:724:5029 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1339.977903][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.978000][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.978047][ T32] Call trace: [ 1339.978092][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1339.978149][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1339.978207][ T32] r4:00000000 [ 1339.978241][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.978307][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1339.978389][ T32] dd20: dc6df000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1339.978425][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1339.978450][ T32] dd60: 80070013 ffffffff [ 1339.978484][ T32] r5:80070013 r4:80239bb0 [ 1339.978509][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.978553][ T32] r4:82ac11e4 [ 1339.978588][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.978640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1339.978695][ T32] r4:e044ddc0 [ 1339.978720][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1339.978769][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1339.978824][ T32] r4:00000000 [ 1339.978847][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1339.978895][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1339.978918][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1339.978978][ T32] r5:00001000 r4:ee5d1000 [ 1339.978999][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1339.979041][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.979134][ T32] r5:8495af8c r4:8495ac00 [ 1339.979183][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1339.979235][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1339.979257][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1339.979307][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.979361][ T32] r4:847a6d80 [ 1339.979405][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1339.979464][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1339.979488][ T32] r4:00000001 [ 1339.979529][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.979570][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1339.979599][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.979662][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.979732][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.979767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1339.979815][ T32] r4:84789140 [ 1339.979851][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.979879][ T32] INFO: task kworker/1:725:5031 blocked for more than 466 seconds. [ 1339.979982][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.000399][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.000453][ T32] task:kworker/1:725 state:D stack:0 pid:5031 tgid:5031 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.000527][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.000612][ T32] Call trace: ** 4 printk messages dropped ** [ 1340.000902][ T32] r5:854a6c00 r4:829189bc [ 1340.000951][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1340.001240][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1340.001664][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1340.002122][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1340.002345][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1340.002985][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1340.003498][ T32] r4:e044ddc0 ** 2 printk messages dropped ** [ 1340.003616][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.003804][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1340.004382][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1340.004527][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.004875][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.005233][ T32] r5:854a0c00 r4:829189bc ** 1 printk messages dropped ** [ 1340.005300][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1340.005767][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1340.006458][ T32] r10:00000000 r9:85494300 r8:8027ecf4 r7:eb545e60 r6:85494380 r5:854a0c00 ** 9 printk messages dropped ** [ 1340.007333][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1340.008137][ T32] r4:e044ddc0 [ 1340.008172][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.008225][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1340.008250][ T32] r4:00000000 [ 1340.008291][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.008367][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1340.008429][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.008478][ T32] r5:00001000 r4:ee5d1000 [ 1340.008499][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.008541][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.008585][ T32] r5:8495af8c r4:8495ac00 [ 1340.008626][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.008678][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1340.008701][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.008751][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.008797][ T32] r4:847a6d80 [ 1340.008844][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.008898][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1340.008922][ T32] r4:00000001 [ 1340.008956][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.009032][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1340.009065][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.009103][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.009161][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.009199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.009224][ T32] r4:84789140 [ 1340.009245][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.009291][ T32] INFO: task kworker/1:727:5035 blocked for more than 466 seconds. [ 1340.009326][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.009353][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.009384][ T32] task:kworker/1:727 state:D stack:0 pid:5035 tgid:5035 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.009439][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.009492][ T32] Call trace: [ 1340.009535][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1340.009602][ T32] r10:829189c0 r9:eb689d84 r8:00000002 r7:60000113 r6:eb689d8c r5:8532bc00 [ 1340.009642][ T32] r4:8532bc00 [ 1340.009675][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1340.009731][ T32] r5:8532bc00 r4:829189bc [ 1340.009755][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.009818][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.034272][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb689e08 [ 1340.034377][ T32] r4:00000000 [ 1340.034428][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1340.034527][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.034601][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.034656][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85491fc0 [ 1340.034682][ T32] r4:00000000 [ 1340.034724][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.034778][ T32] r9:83018205 r8:8532bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1340.034802][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.034870][ T32] r5:00001000 r4:e04ef000 [ 1340.034916][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.034977][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.035032][ T32] r5:85409f8c r4:85409c00 [ 1340.035083][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.035136][ T32] r7:ddde2d40 r6:83018200 r5:85409f8c r4:85494400 [ 1340.035158][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.035231][ T32] r10:61c88647 r9:8532bc00 r8:8549442c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.035260][ T32] r4:85494400 [ 1340.035281][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.035333][ T32] r10:00000000 r9:85494400 r8:8027ecf4 r7:eb545e60 r6:85494480 r5:8532bc00 [ 1340.035357][ T32] r4:00000001 [ 1340.035377][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.035415][ T32] Exception stack(0xeb689fb0 to 0xeb689ff8) [ 1340.035446][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.035477][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.035506][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.035560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 5 printk messages dropped ** [ 1340.036214][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1340.036743][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 ** 8 printk messages dropped ** [ 1340.037136][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1340.037581][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 ** 9 printk messages dropped ** [ 1340.037939][ T32] INFO: task kworker/1:728:5037 blocked for more than 466 seconds. ** 7 printk messages dropped ** [ 1340.038376][ T32] r4:854a8c00 ** 1 printk messages dropped ** [ 1340.038468][ T32] r5:854a8c00 r4:829189bc [ 1340.038500][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.038545][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.038597][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb691e08 [ 1340.038620][ T32] r4:00000000 [ 1340.038640][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1340.038681][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.038720][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.038768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85398140 [ 1340.038791][ T32] r4:00000000 [ 1340.038811][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.038857][ T32] r9:83018205 r8:854a8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1340.038879][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.038921][ T32] r5:00001000 r4:e05b1000 [ 1340.038954][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.038999][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.039041][ T32] r5:8540a38c r4:8540a000 [ 1340.039061][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.039113][ T32] r7:ddde2d40 r6:83018200 r5:8540a38c r4:85494500 [ 1340.039155][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.039240][ T32] r10:61c88647 r9:854a8c00 r8:8549452c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.039267][ T32] r4:85494500 [ 1340.039308][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.039398][ T32] r10:00000000 r9:85494500 r8:8027ecf4 r7:eb545e60 r6:85494580 r5:854a8c00 [ 1340.039428][ T32] r4:00000001 [ 1340.039449][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.039486][ T32] Exception stack(0xeb691fb0 to 0xeb691ff8) [ 1340.039538][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.039574][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.039604][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.039638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.039683][ T32] r4:85398100 [ 1340.050641][ T32] INFO: task kworker/1:728:5037 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1340.050734][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.050829][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.050905][ T32] Call trace: [ 1340.050992][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1340.051057][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1340.051124][ T32] r4:00000000 [ 1340.051150][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.051193][ T32] Exception stack(0xe044dd20 to 0xe044dd68) ** 5 printk messages dropped ** [ 1340.051399][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1340.051636][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.051899][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1340.052136][ T32] r4:847a6d80 [ 1340.052158][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.052207][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1340.052231][ T32] r4:00000001 [ 1340.052251][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.052288][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1340.052348][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.052384][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.052413][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.052447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.052470][ T32] r4:84789140 [ 1340.052493][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.052534][ T32] INFO: task kworker/1:729:5038 blocked for more than 466 seconds. [ 1340.052569][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.052595][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.052617][ T32] task:kworker/1:729 state:D stack:0 pid:5038 tgid:5038 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.052679][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.052749][ T32] Call trace: [ 1340.052798][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1340.052853][ T32] r10:829189c0 r9:eb695d84 r8:00000002 r7:60000013 r6:eb695d8c r5:853c9800 [ 1340.052876][ T32] r4:853c9800 [ 1340.052919][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1340.052987][ T32] r5:853c9800 r4:829189bc [ 1340.053033][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.053092][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1340.053373][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1340.053702][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1340.054115][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1340.054906][ T32] INFO: task kworker/1:729:5038 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1340.054957][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.055031][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.055111][ T32] Call trace: [ 1340.055157][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1340.055248][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1340.055296][ T32] r4:00000000 [ 1340.055320][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.055385][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1340.055420][ T32] dd20: dd304000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1340.055452][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1340.055486][ T32] dd60: 80070013 ffffffff [ 1340.055515][ T32] r5:80070013 r4:80239bb0 [ 1340.055536][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.055580][ T32] r4:82ac11e4 [ 1340.055638][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1340.055839][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.056144][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1340.056465][ T32] r4:847a6d80 ** 4 printk messages dropped ** [ 1340.056675][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) ** 6 printk messages dropped ** [ 1340.056910][ T32] INFO: task kworker/1:730:5042 blocked for more than 466 seconds. ** 7 printk messages dropped ** [ 1340.057304][ T32] r4:853cd400 ** 1 printk messages dropped ** [ 1340.057372][ T32] r5:853cd400 r4:829189bc ** 1 printk messages dropped ** [ 1340.057472][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1340.057936][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1340.058416][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1340.058770][ T32] r4:85398440 ** 3 printk messages dropped ** [ 1340.059151][ T32] Call trace: ** 7 printk messages dropped ** [ 1340.059504][ T32] dd60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1340.059719][ T32] r4:e044ddc0 ** 4 printk messages dropped ** [ 1340.090383][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 ** 12 printk messages dropped ** [ 1340.091026][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1340.091286][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1340.091554][ T32] task:kworker/1:731 state:D stack:0 pid:5043 tgid:5043 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.091640][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.091684][ T32] Call trace: [ 1340.091731][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1340.091791][ T32] r10:829189c0 r9:eb6a5d84 r8:00000002 r7:60000013 r6:eb6a5d8c r5:8486ec00 [ 1340.091816][ T32] r4:8486ec00 [ 1340.091836][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1340.091880][ T32] r5:8486ec00 r4:829189bc [ 1340.091928][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.091989][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.092076][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6a5e08 [ 1340.092106][ T32] r4:00000000 [ 1340.092127][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1340.092173][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.092213][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.092300][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85398a00 [ 1340.092328][ T32] r4:00000000 [ 1340.092349][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.092396][ T32] r9:83018205 r8:8486ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1340.092417][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.092459][ T32] r5:00001000 r4:eaabb000 [ 1340.092479][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.092544][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.092594][ T32] r5:8540bb8c r4:8540b800 [ 1340.092615][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.092659][ T32] r7:ddde2d40 r6:83018200 r5:8540bb8c r4:85494700 [ 1340.092680][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.092729][ T32] r10:61c88647 r9:8486ec00 r8:8549472c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.092755][ T32] r4:85494700 [ 1340.092775][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.092823][ T32] r10:00000000 r9:85494700 r8:8027ecf4 r7:eb6a1e60 r6:851a6000 r5:8486ec00 [ 1340.092846][ T32] r4:00000001 [ 1340.092865][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.092921][ T32] Exception stack(0xeb6a5fb0 to 0xeb6a5ff8) [ 1340.092990][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.093057][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.093095][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.093166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.093194][ T32] r4:85398440 [ 1340.093586][ T32] INFO: task kworker/1:731:5043 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1340.093622][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.093722][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.093813][ T32] Call trace: [ 1340.093891][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1340.093962][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1340.093989][ T32] r4:00000000 [ 1340.094010][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.094051][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1340.094124][ T32] dd20: dd9f9000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1340.094185][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1340.094252][ T32] dd60: 80070013 ffffffff [ 1340.094306][ T32] r5:80070013 r4:80239bb0 [ 1340.094350][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.094411][ T32] r4:82ac11e4 [ 1340.094442][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.094491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1340.094515][ T32] r4:e044ddc0 [ 1340.094552][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.094625][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1340.094657][ T32] r4:00000000 [ 1340.094714][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.094765][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1340.094788][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1340.094876][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1340.095402][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1340.095629][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.095926][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.096227][ T32] r5:84a81800 r4:829189bc [ 1340.096257][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.096303][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.096355][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6b1e08 [ 1340.096378][ T32] r4:00000000 [ 1340.096399][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1340.096439][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.096478][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.096523][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853987c0 [ 1340.096547][ T32] r4:00000000 [ 1340.096566][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.096613][ T32] r9:83018205 r8:84a81800 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1340.096634][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.096686][ T32] r5:00001000 r4:e48d5000 [ 1340.096710][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.096752][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.096794][ T32] r5:8540b38c r4:8540b000 [ 1340.096814][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.096860][ T32] r7:ddde2d40 r6:83018200 r5:8540b38c r4:85494780 [ 1340.096881][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.096930][ T32] r10:61c88647 r9:84a81800 r8:854947ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.096968][ T32] r4:85494780 [ 1340.096989][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.097049][ T32] r10:00000000 r9:85494780 r8:8027ecf4 r7:eb6a5e60 r6:851a6080 r5:84a81800 [ 1340.097092][ T32] r4:00000001 [ 1340.097115][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.097153][ T32] Exception stack(0xeb6b1fb0 to 0xeb6b1ff8) [ 1340.097181][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.097212][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.097240][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.097271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.097294][ T32] r4:853985c0 [ 1340.097512][ T32] INFO: task kworker/1:732:5046 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1340.097560][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.097657][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.097699][ T32] Call trace: [ 1340.097729][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1340.097818][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1340.097846][ T32] r4:00000000 [ 1340.097867][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.097907][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1340.097938][ T32] dd20: dd9f9000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1340.098008][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1340.098037][ T32] dd60: 80070013 ffffffff [ 1340.098063][ T32] r5:80070013 r4:80239bb0 [ 1340.098129][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.098225][ T32] r4:82ac11e4 [ 1340.098287][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.098362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1340.098389][ T32] r4:e044ddc0 [ 1340.098431][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1340.098620][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1340.099116][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 ** 9 printk messages dropped ** [ 1340.099510][ T32] INFO: task kworker/1:733:5047 blocked for more than 466 seconds. ** 9 printk messages dropped ** [ 1340.122807][ T32] r5:84a82400 r4:829189bc [ 1340.122854][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1340.123025][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.123246][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1340.123784][ T32] r7:ddde2d40 r6:83018200 r5:8540b78c r4:85494800 ** 8 printk messages dropped ** [ 1340.124279][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.125124][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1340.125720][ T32] r4:e044ddc0 ** 5 printk messages dropped ** [ 1340.125934][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1340.126149][ T32] r5:8495af8c r4:8495ac00 [ 1340.126192][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.126308][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1340.126333][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.126398][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.126425][ T32] r4:847a6d80 [ 1340.126459][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.126512][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1340.126536][ T32] r4:00000001 [ 1340.126556][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.126594][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1340.126633][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.126687][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.126736][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1340.126976][ T32] task:kworker/1:734 state:D stack:0 pid:5048 tgid:5048 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1340.127298][ T32] r5:84a80000 r4:829189bc ** 2 printk messages dropped ** [ 1340.127433][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6b9e08 ** 7 printk messages dropped ** [ 1340.127822][ T32] r9:83018205 r8:84a80000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 8 printk messages dropped ** [ 1340.128193][ T32] r10:61c88647 r9:84a80000 r8:854948ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1340.128553][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1340.129232][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1340.129512][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 11 printk messages dropped ** [ 1340.148756][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1340.149213][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 ** 10 printk messages dropped ** [ 1340.149689][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1340.154118][ T32] r4:84a80c00 ** 1 printk messages dropped ** [ 1340.154201][ T32] r5:84a80c00 r4:829189bc ** 3 printk messages dropped ** [ 1340.154393][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.154689][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1340.155100][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1340.155475][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1340.156096][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.156191][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.156259][ T32] Call trace: [ 1340.156295][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1340.156351][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1340.156375][ T32] r4:00000000 [ 1340.156445][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.156490][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1340.156523][ T32] dd20: de34e000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1340.156571][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1340.156600][ T32] dd60: 80070013 ffffffff [ 1340.156627][ T32] r5:80070013 r4:80239bb0 [ 1340.156648][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.156713][ T32] r4:82ac11e4 [ 1340.156754][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.156814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1340.156855][ T32] r4:e044ddc0 [ 1340.156878][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.156926][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1340.156999][ T32] r4:00000000 [ 1340.157034][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.157090][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1340.157113][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.157158][ T32] r5:00001000 r4:ee5d1000 [ 1340.157179][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.157220][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.157262][ T32] r5:8495af8c r4:8495ac00 [ 1340.157282][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.157359][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1340.157384][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.157464][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.157495][ T32] r4:847a6d80 [ 1340.157548][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.157634][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1340.157693][ T32] r4:00000001 [ 1340.157719][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.157806][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1340.157839][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.157870][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.157899][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.157930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.157969][ T32] r4:84789140 [ 1340.157993][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.158021][ T32] INFO: task kworker/1:736:5053 blocked for more than 466 seconds. [ 1340.158075][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.158116][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.158142][ T32] task:kworker/1:736 state:D stack:0 pid:5053 tgid:5053 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.158207][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.158249][ T32] Call trace: [ 1340.158279][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1340.158357][ T32] r10:829189c0 r9:eb68dd84 r8:00000002 r7:60000113 r6:eb68dd8c r5:84a83c00 [ 1340.158385][ T32] r4:84a83c00 [ 1340.158405][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1340.158449][ T32] r5:84a83c00 r4:829189bc [ 1340.158470][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.158513][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.158563][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb68de08 [ 1340.158597][ T32] r4:00000000 [ 1340.158636][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1340.158680][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.158720][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.158781][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85398dc0 [ 1340.158809][ T32] r4:00000000 [ 1340.158829][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.158876][ T32] r9:83018205 r8:84a83c00 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1340.158920][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.158981][ T32] r5:00001000 r4:ead4d000 [ 1340.159002][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1340.159184][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.159230][ T32] r7:ddde2d40 r6:83018200 r5:8541438c r4:85494980 [ 1340.159262][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.159315][ T32] r10:61c88647 r9:84a83c00 r8:854949ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.159339][ T32] r4:85494980 [ 1340.159369][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.159425][ T32] r10:00000000 r9:85494980 r8:8027ecf4 r7:eb6b9e60 r6:851a6280 r5:84a83c00 [ 1340.159451][ T32] r4:00000001 [ 1340.159470][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.159512][ T32] Exception stack(0xeb68dfb0 to 0xeb68dff8) [ 1340.159570][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.159617][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.159649][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.159702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.159750][ T32] r4:85398d00 [ 1340.172480][ T32] INFO: task kworker/1:736:5053 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1340.172598][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.172680][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.172750][ T32] Call trace: [ 1340.172789][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1340.172852][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1340.172878][ T32] r4:00000000 [ 1340.172901][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.172958][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1340.172995][ T32] dd20: de7f3000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1340.173028][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1340.173100][ T32] dd60: 80070013 ffffffff [ 1340.173153][ T32] r5:80070013 r4:80239bb0 [ 1340.173199][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.173250][ T32] r4:82ac11e4 [ 1340.173271][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.173329][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1340.173357][ T32] r4:e044ddc0 [ 1340.173379][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.173473][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1340.173524][ T32] r4:00000000 [ 1340.173568][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.173621][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1340.173645][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.173689][ T32] r5:00001000 r4:ee5d1000 [ 1340.173710][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.173752][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.173816][ T32] r5:8495af8c r4:8495ac00 [ 1340.173862][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.173915][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1340.173964][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.174023][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.174047][ T32] r4:847a6d80 [ 1340.174076][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.174160][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1340.174201][ T32] r4:00000001 [ 1340.174242][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.174283][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1340.174312][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.174344][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1340.174405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1340.174898][ T32] r4:84a84800 ** 1 printk messages dropped ** [ 1340.174981][ T32] r5:84a84800 r4:829189bc [ 1340.175025][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1340.175338][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1340.175682][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1340.176073][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1340.176644][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1340.177464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 ** 3 printk messages dropped ** [ 1340.177626][ T32] r4:00000000 [ 1340.177650][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.177729][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1340.177756][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.177815][ T32] r5:00001000 r4:ee5d1000 [ 1340.177861][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.177915][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.177999][ T32] r5:8495af8c r4:8495ac00 [ 1340.178033][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.178090][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1340.178112][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.178162][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.178208][ T32] r4:847a6d80 [ 1340.178229][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.178280][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1340.178303][ T32] r4:00000001 [ 1340.178326][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.178363][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1340.178392][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.178422][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.178462][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.178521][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 5 printk messages dropped ** [ 1340.178702][ T32] task:kworker/1:738 state:D stack:0 pid:5058 tgid:5058 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1340.179077][ T32] r5:854a8000 r4:829189bc [ 1340.179106][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1340.179251][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.179517][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1340.202260][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1340.202697][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.203486][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 ** 11 printk messages dropped ** [ 1340.203869][ T32] r4:e044ddc0 ** 4 printk messages dropped ** [ 1340.204103][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 ** 8 printk messages dropped ** [ 1340.204528][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1340.204841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 6 printk messages dropped ** [ 1340.205138][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.205203][ T32] Call trace: [ 1340.205272][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1340.205327][ T32] r10:829189c0 r9:eb6c9d84 r8:00000002 r7:60000013 r6:eb6c9d8c r5:854ab000 [ 1340.205351][ T32] r4:854ab000 [ 1340.205371][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1340.205415][ T32] r5:854ab000 r4:829189bc [ 1340.205436][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.205477][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.205550][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6c9e08 [ 1340.205600][ T32] r4:00000000 [ 1340.205645][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1340.205689][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.205730][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.205776][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f5840 [ 1340.205814][ T32] r4:00000000 [ 1340.205845][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.205913][ T32] r9:83018205 r8:854ab000 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1340.205939][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.205999][ T32] r5:00001000 r4:eb0c7000 [ 1340.206041][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.206093][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.206158][ T32] r5:85415b8c r4:85415800 [ 1340.206206][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.206253][ T32] r7:ddde2d40 r6:83018200 r5:85415b8c r4:85494b80 [ 1340.206298][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.206352][ T32] r10:61c88647 r9:854ab000 r8:85494bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.206375][ T32] r4:85494b80 [ 1340.206395][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.206442][ T32] r10:00000000 r9:85494b80 r8:8027ecf4 r7:eb6d1e60 r6:85494c00 r5:854ab000 [ 1340.206465][ T32] r4:00000001 [ 1340.206506][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.206550][ T32] Exception stack(0xeb6c9fb0 to 0xeb6c9ff8) [ 1340.206619][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.206654][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.206683][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.206714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.206758][ T32] r4:852f5140 [ 1340.207003][ T32] INFO: task kworker/1:739:5060 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1340.207040][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.207102][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.207185][ T32] Call trace: [ 1340.207251][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1340.207320][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1340.207373][ T32] r4:00000000 [ 1340.207418][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.207464][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1340.207526][ T32] dd20: ded73000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1340.207562][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1340.207597][ T32] dd60: 80070013 ffffffff [ 1340.207643][ T32] r5:80070013 r4:80239bb0 [ 1340.207667][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.207735][ T32] r4:82ac11e4 [ 1340.207760][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.207833][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1340.207862][ T32] r4:e044ddc0 [ 1340.207883][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.207931][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1340.207970][ T32] r4:00000000 [ 1340.207991][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1340.208160][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1340.208620][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1340.208795][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1340.209169][ T32] Call trace: ** 4 printk messages dropped ** [ 1340.209358][ T32] r5:854abc00 r4:829189bc ** 2 printk messages dropped ** [ 1340.209476][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb699e08 ** 7 printk messages dropped ** [ 1340.209776][ T32] r9:83018205 r8:854abc00 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 ** 8 printk messages dropped ** [ 1340.233151][ T32] r10:61c88647 r9:854abc00 r8:85494cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1340.233640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1340.235490][ T32] dd20: df382000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 ** 10 printk messages dropped ** [ 1340.236076][ T32] r4:00000000 [ 1340.236103][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.236153][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1340.236199][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.236248][ T32] r5:00001000 r4:ee5d1000 [ 1340.236270][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.236313][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.236396][ T32] r5:8495af8c r4:8495ac00 [ 1340.236420][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.236470][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1340.236492][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.236542][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.236600][ T32] r4:847a6d80 [ 1340.236624][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.236674][ T32] r10:00000000 r9:847a6d80 r8:8027ecf4 r7:e0451e60 r6:847a6e00 r5:84b74800 [ 1340.236697][ T32] r4:00000001 [ 1340.236718][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.236755][ T32] Exception stack(0xe044dfb0 to 0xe044dff8) [ 1340.236783][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.236833][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.236866][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.236898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.236921][ T32] r4:84789140 [ 1340.236959][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.236992][ T32] INFO: task kworker/1:741:5064 blocked for more than 466 seconds. [ 1340.237028][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.237096][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.237122][ T32] task:kworker/1:741 state:D stack:0 pid:5064 tgid:5064 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.237172][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.237227][ T32] Call trace: [ 1340.237259][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1340.237310][ T32] r10:829189c0 r9:eb6d9d84 r8:00000002 r7:60000113 r6:eb6d9d8c r5:854ad400 [ 1340.237346][ T32] r4:854ad400 [ 1340.237371][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1340.237416][ T32] r5:854ad400 r4:829189bc [ 1340.237437][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.237508][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.237564][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6d9e08 [ 1340.237589][ T32] r4:00000000 [ 1340.237632][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1340.237689][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.237754][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 2 printk messages dropped ** [ 1340.237871][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1340.238226][ T32] r7:ddde2d40 r6:83018200 r5:8541578c r4:85494d80 ** 8 printk messages dropped ** [ 1340.238603][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1340.239489][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 ** 11 printk messages dropped ** [ 1340.252617][ T32] r4:e044ddc0 ** 4 printk messages dropped ** [ 1340.252820][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 ** 8 printk messages dropped ** [ 1340.253251][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1340.253813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 7 printk messages dropped ** [ 1340.254393][ T32] Call trace: ** 4 printk messages dropped ** [ 1340.254600][ T32] r5:854ae000 r4:829189bc ** 1 printk messages dropped ** [ 1340.254682][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1340.255151][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1340.255776][ T32] r10:00000000 r9:85494e80 r8:8027ecf4 r7:eb6c9e60 r6:85494f00 r5:854ae000 ** 9 printk messages dropped ** [ 1340.257218][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1340.258142][ T32] r4:e044ddc0 ** 4 printk messages dropped ** [ 1340.258380][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 ** 8 printk messages dropped ** [ 1340.258807][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1340.259259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 6 printk messages dropped ** [ 1340.259535][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.259610][ T32] Call trace: [ 1340.259669][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1340.259723][ T32] r10:829189c0 r9:eb6e1d84 r8:00000002 r7:60000013 r6:eb6e1d8c r5:854ac800 [ 1340.259748][ T32] r4:854ac800 [ 1340.259791][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1340.259955][ T32] r5:854ac800 r4:829189bc [ 1340.290651][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.290891][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.291013][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6e1e08 [ 1340.291069][ T32] r4:00000000 [ 1340.291117][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1340.291318][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.291425][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.291551][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f5bc0 [ 1340.291624][ T32] r4:00000000 [ 1340.291856][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.291984][ T32] r9:83018205 r8:854ac800 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1340.292068][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.292173][ T32] r5:00001000 r4:eb221000 [ 1340.292224][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.292338][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.292436][ T32] r5:85415f8c r4:85415c00 [ 1340.292486][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.292630][ T32] r7:ddde2d40 r6:83018200 r5:85415f8c r4:85494f80 [ 1340.292849][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.292963][ T32] r10:61c88647 r9:854ac800 r8:85494fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.293018][ T32] r4:85494f80 [ 1340.293115][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.293448][ T32] r10:00000000 r9:85494f80 r8:8027ecf4 r7:eb6dde60 r6:852e9000 r5:854ac800 [ 1340.293509][ T32] r4:00000001 [ 1340.293562][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.293646][ T32] Exception stack(0xeb6e1fb0 to 0xeb6e1ff8) [ 1340.293713][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.293785][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.293946][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.294091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.294154][ T32] r4:852f5240 [ 1340.294908][ T32] INFO: task kworker/1:743:5067 is blocked on a mutex likely owned by task kworker/1:209:3661. [ 1340.294988][ T32] task:kworker/1:209 state:R running task stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.295171][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.295376][ T32] Call trace: [ 1340.295507][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1340.295625][ T32] r10:8280c9b4 r9:84b74800 r8:80200be4 r7:e044dd54 r6:ffffffff r5:84b74800 [ 1340.295680][ T32] r4:00000000 [ 1340.295724][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.295997][ T32] Exception stack(0xe044dd20 to 0xe044dd68) [ 1340.296112][ T32] dd20: df77d000 dfdd3000 00000001 80239b98 7f843000 00000001 82ac11c4 82ac05a0 [ 1340.296211][ T32] dd40: 7f843000 dfdd3000 8280c9b4 e044dd9c e044dda0 e044dd70 80230ad4 80239bb0 [ 1340.296288][ T32] dd60: 80070013 ffffffff [ 1340.296426][ T32] r5:80070013 r4:80239bb0 [ 1340.296546][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.296645][ T32] r4:82ac11e4 [ 1340.296775][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.296890][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e044ddc0 r5:e044de08 [ 1340.296982][ T32] r4:e044ddc0 [ 1340.297107][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.297339][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16d40 [ 1340.297396][ T32] r4:00000000 [ 1340.297443][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.297576][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f845000 [ 1340.297732][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.297832][ T32] r5:00001000 r4:ee5d1000 [ 1340.297876][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.297996][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.298093][ T32] r5:8495af8c r4:8495ac00 [ 1340.298139][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.298282][ T32] r7:ddde2d40 r6:83018200 r5:8495af8c r4:847a6d80 [ 1340.298344][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.298454][ T32] r10:61c88647 r9:84b74800 r8:847a6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1340.299027][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1340.331138][ T32] Call trace: ** 4 printk messages dropped ** [ 1340.331585][ T32] r5:84a86c00 r4:829189bc ** 1 printk messages dropped ** [ 1340.331767][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1340.332652][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1340.333613][ T32] r10:00000000 r9:851a6380 r8:8027ecf4 r7:eb5a5e60 r6:851a6400 r5:84a86c00 ** 8 printk messages dropped ** [ 1340.335045][ T32] INFO: task kworker/0:228:5070 is blocked on a mutex likely owned by task kworker/1:209:3661. ** 10 printk messages dropped ** [ 1340.336460][ T32] dd60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1340.336974][ T32] r4:e044ddc0 ** 5 printk messages dropped ** [ 1340.337497][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1340.338753][ T32] r4:847a6d80 ** 6 printk messages dropped ** [ 1340.339257][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1340.371317][ T32] Call trace: ** 4 printk messages dropped ** [ 1340.371799][ T32] r5:84a85400 r4:829189bc ** 3 printk messages dropped ** [ 1340.372164][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.372558][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d9340 ** 8 printk messages dropped ** [ 1340.373499][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.373603][ T32] r7:dddced40 r6:83018000 r5:85416b8c r4:851a6480 [ 1340.373651][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.373755][ T32] r10:61c88647 r9:84a85400 r8:851a64ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.373838][ T32] r4:851a6480 [ 1340.374163][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.374445][ T32] r10:00000000 r9:851a6480 r8:8027ecf4 r7:eb6d5e60 r6:851a6500 r5:84a85400 [ 1340.374693][ T32] r4:00000001 [ 1340.374817][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.374950][ T32] Exception stack(0xeb6e5fb0 to 0xeb6e5ff8) [ 1340.375020][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.375091][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.375718][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.375796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.375848][ T32] r4:8548a080 [ 1340.376604][ T32] INFO: task kworker/0:229:5071 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1340.376711][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.376967][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.377108][ T32] Call trace: [ 1340.377283][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1340.377406][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1340.377545][ T32] r4:00000000 [ 1340.377610][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.377702][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1340.377772][ T32] 1d20: 7f971000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1340.377839][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1340.377898][ T32] 1d60: 90070013 ffffffff [ 1340.377986][ T32] r5:90070013 r4:80239bb0 [ 1340.378102][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.378227][ T32] r4:82ac11e4 [ 1340.378278][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.378429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1340.378487][ T32] r4:e0451dc0 [ 1340.378533][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.378719][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1340.378899][ T32] r4:00000000 [ 1340.378950][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.379215][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1340.379274][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.379407][ T32] r5:00001000 r4:ee619000 [ 1340.379461][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.379551][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.379742][ T32] r5:8495ab8c r4:8495a800 [ 1340.379821][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.410651][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1340.410802][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.410955][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.411009][ T32] r4:847a6c80 [ 1340.411053][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.411164][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1340.411217][ T32] r4:00000001 [ 1340.411271][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.411369][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1340.411440][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.411509][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.411572][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.411643][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.411700][ T32] r4:84789140 [ 1340.411784][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.411873][ T32] INFO: task kworker/1:744:5073 blocked for more than 466 seconds. [ 1340.411947][ T32] Not tainted 6.15.0-syzkaller #0 ** 3 printk messages dropped ** [ 1340.412343][ T32] Call trace: ** 4 printk messages dropped ** [ 1340.412925][ T32] r5:84a86000 r4:829189bc [ 1340.412973][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1340.413368][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1340.414269][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1340.415407][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.417014][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1340.418057][ T32] r4:e0451dc0 ** 4 printk messages dropped ** [ 1340.418459][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 ** 8 printk messages dropped ** [ 1340.419266][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1340.451126][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1340.451986][ T32] Call trace: ** 4 printk messages dropped ** [ 1340.452459][ T32] r5:84a83000 r4:829189bc [ 1340.452484][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.452533][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.452591][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6f1e08 [ 1340.452617][ T32] r4:00000000 [ 1340.452639][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1340.452684][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.452745][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.452852][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f5e40 [ 1340.452908][ T32] r4:00000000 [ 1340.452958][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.453066][ T32] r9:83018205 r8:84a83000 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1340.453129][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.453237][ T32] r5:00001000 r4:eb28d000 [ 1340.453292][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.453395][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.453494][ T32] r5:8541678c r4:85416400 [ 1340.453545][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.453651][ T32] r7:ddde2d40 r6:83018200 r5:8541678c r4:852e9100 [ 1340.453728][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.453843][ T32] r10:61c88647 r9:84a83000 r8:852e912c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.453903][ T32] r4:852e9100 [ 1340.453963][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.454079][ T32] r10:00000000 r9:852e9100 r8:8027ecf4 r7:eb6ede60 r6:851a6600 r5:84a83000 [ 1340.454138][ T32] r4:00000001 [ 1340.454204][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.454288][ T32] Exception stack(0xeb6f1fb0 to 0xeb6f1ff8) [ 1340.454346][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.454441][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.454532][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.454621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 3 printk messages dropped ** [ 1340.455487][ T32] Workqueue: events bpf_prog_free_deferred ** 17 printk messages dropped ** [ 1340.456217][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.456536][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.456692][ T32] r5:8495ab8c r4:8495a800 [ 1340.456718][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.456767][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1340.456789][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.456839][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.456862][ T32] r4:847a6c80 [ 1340.456884][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.456934][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1340.456984][ T32] r4:00000001 [ 1340.457096][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1340.457557][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1340.458274][ T32] r5:853ce000 r4:829189bc ** 3 printk messages dropped ** [ 1340.458418][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1340.458755][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 17 printk messages dropped ** [ 1340.459572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 15 printk messages dropped ** [ 1340.483742][ T32] r4:82ac11e4 ** 8 printk messages dropped ** [ 1340.484151][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1340.484761][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) ** 10 printk messages dropped ** [ 1340.485221][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1340.485685][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb701e08 ** 16 printk messages dropped ** [ 1340.486359][ T32] r10:61c88647 r9:854b1800 r8:852e922c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 15 printk messages dropped ** [ 1340.487865][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) ** 18 printk messages dropped ** [ 1340.488574][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 16 printk messages dropped ** [ 1340.489303][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.489334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.489359][ T32] r4:84789140 [ 1340.489380][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.489424][ T32] INFO: task kworker/0:230:5083 blocked for more than 466 seconds. [ 1340.489459][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.489505][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.489552][ T32] task:kworker/0:230 state:D stack:0 pid:5083 tgid:5083 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.489605][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.489656][ T32] Call trace: [ 1340.489691][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1340.489765][ T32] r10:829189c0 r9:eb709d84 r8:00000002 r7:60000113 r6:eb709d8c r5:854b0000 [ 1340.489793][ T32] r4:854b0000 [ 1340.489816][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1340.489860][ T32] r5:854b0000 r4:829189bc [ 1340.501280][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.501413][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.501495][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb709e08 [ 1340.501527][ T32] r4:00000000 [ 1340.501549][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1340.501592][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.501635][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.501682][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e0280 [ 1340.501707][ T32] r4:00000000 [ 1340.501727][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.501777][ T32] r9:83018005 r8:854b0000 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1340.501824][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.501899][ T32] r5:00001000 r4:e007b000 [ 1340.501926][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.501970][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.502014][ T32] r5:85440f8c r4:85440c00 [ 1340.502050][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.502108][ T32] r7:dddced40 r6:83018000 r5:85440f8c r4:851a6780 [ 1340.502132][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.502201][ T32] r10:61c88647 r9:854b0000 r8:851a67ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.502226][ T32] r4:851a6780 [ 1340.502248][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.502299][ T32] r10:00000000 r9:851a6780 r8:8027ecf4 r7:eb6d5e60 r6:851a6800 r5:854b0000 [ 1340.502378][ T32] r4:00000001 [ 1340.502426][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.502470][ T32] Exception stack(0xeb709fb0 to 0xeb709ff8) [ 1340.502503][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.502534][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.502563][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.502596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.502629][ T32] r4:852d9200 [ 1340.503062][ T32] INFO: task kworker/0:230:5083 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1340.503108][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.503204][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.503279][ T32] Call trace: [ 1340.503317][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1340.503372][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1340.503398][ T32] r4:00000000 [ 1340.503439][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.503508][ T32] Exception stack(0xe0451d20 to 0xe0451d68) ** 2 printk messages dropped ** [ 1340.503624][ T32] 1d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1340.503869][ T32] r4:e0451dc0 ** 4 printk messages dropped ** [ 1340.504084][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 ** 8 printk messages dropped ** [ 1340.504537][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1340.504978][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.505307][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.505569][ T32] r5:854aec00 r4:829189bc ** 3 printk messages dropped ** [ 1340.505732][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.505934][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d7100 ** 9 printk messages dropped ** [ 1340.506451][ T32] r7:ddde2d40 r6:83018200 r5:85417b8c r4:852e9280 ** 8 printk messages dropped ** [ 1340.506821][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.507479][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1340.507993][ T32] r4:e0451dc0 ** 4 printk messages dropped ** [ 1340.508448][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 ** 6 printk messages dropped ** [ 1340.509024][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 ** 5 printk messages dropped ** [ 1340.509267][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1340.509509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1340.509923][ T32] r10:829189c0 r9:eb6f5d84 r8:00000002 r7:60000113 r6:eb6f5d8c r5:854a9800 ** 2 printk messages dropped ** [ 1340.534362][ T32] r5:854a9800 r4:829189bc [ 1340.534398][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.534478][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.534544][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6f5e08 [ 1340.534614][ T32] r4:00000000 [ 1340.534639][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1340.534682][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.534726][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.534773][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f5480 [ 1340.534797][ T32] r4:00000000 [ 1340.534855][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.534917][ T32] r9:83018205 r8:854a9800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1340.534966][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.535019][ T32] r5:00001000 r4:eb35d000 [ 1340.535068][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.535167][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.535237][ T32] r5:8541778c r4:85417400 [ 1340.535266][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.535317][ T32] r7:ddde2d40 r6:83018200 r5:8541778c r4:852e9380 [ 1340.535339][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.535455][ T32] r10:61c88647 r9:854a9800 r8:852e93ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.535511][ T32] r4:852e9380 [ 1340.535556][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.535620][ T32] r10:00000000 r9:852e9380 r8:8027ecf4 r7:eb6e9e60 r6:852e9400 r5:854a9800 [ 1340.535655][ T32] r4:00000001 [ 1340.535682][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.535753][ T32] Exception stack(0xeb6f5fb0 to 0xeb6f5ff8) [ 1340.535790][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.535823][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.535852][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.535886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.535927][ T32] r4:852f5dc0 [ 1340.536368][ T32] INFO: task kworker/1:749:5085 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1340.536422][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.536526][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.536574][ T32] Call trace: [ 1340.536608][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1340.536665][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1340.536690][ T32] r4:00000000 [ 1340.536711][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.536753][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1340.536787][ T32] 1d20: 80ba7000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1340.536844][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1340.536875][ T32] 1d60: 80070013 ffffffff [ 1340.536904][ T32] r5:80070013 r4:80239bb0 [ 1340.536927][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.536972][ T32] r4:82ac11e4 [ 1340.536994][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.537043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1340.537108][ T32] r4:e0451dc0 [ 1340.537134][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.537206][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1340.537265][ T32] r4:00000000 [ 1340.537291][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.537343][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1340.537390][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.537439][ T32] r5:00001000 r4:ee619000 [ 1340.537480][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.537525][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.537569][ T32] r5:8495ab8c r4:8495a800 [ 1340.537590][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.537660][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 ** 4 printk messages dropped ** [ 1340.538025][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 ** 9 printk messages dropped ** [ 1340.538417][ T32] INFO: task kworker/1:750:5087 blocked for more than 466 seconds. ** 7 printk messages dropped ** [ 1340.538820][ T32] r4:854aa400 ** 1 printk messages dropped ** [ 1340.538901][ T32] r5:854aa400 r4:829189bc ** 1 printk messages dropped ** [ 1340.538993][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1340.539378][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1340.539717][ T32] r7:ddde2d40 r6:83018200 r5:85417f8c r4:852e9480 ** 6 printk messages dropped ** [ 1340.557703][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1340.558479][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1340.559168][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 ** 5 printk messages dropped ** [ 1340.559399][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 ** 8 printk messages dropped ** [ 1340.559823][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1340.570793][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.570826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.570850][ T32] r4:84789140 [ 1340.570874][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.570927][ T32] INFO: task kworker/1:751:5090 blocked for more than 467 seconds. [ 1340.570997][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.571053][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.571117][ T32] task:kworker/1:751 state:D stack:0 pid:5090 tgid:5090 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.571226][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.571275][ T32] Call trace: [ 1340.571308][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1340.571386][ T32] r10:829189c0 r9:eb711d84 r8:00000002 r7:60000113 r6:eb711d8c r5:854b8000 [ 1340.571414][ T32] r4:854b8000 [ 1340.571436][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1340.571481][ T32] r5:854b8000 r4:829189bc [ 1340.571502][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.571587][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.571642][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb711e08 [ 1340.571675][ T32] r4:00000000 [ 1340.571701][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1340.571754][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.571806][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.571853][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d74c0 [ 1340.571876][ T32] r4:00000000 [ 1340.571906][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.571974][ T32] r9:83018205 r8:854b8000 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1340.572020][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.572106][ T32] r5:00001000 r4:eb717000 [ 1340.572132][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.572176][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.572221][ T32] r5:8541c38c r4:8541c000 [ 1340.572242][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.572288][ T32] r7:ddde2d40 r6:83018200 r5:8541c38c r4:852e9580 [ 1340.572311][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.572360][ T32] r10:61c88647 r9:854b8000 r8:852e95ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.572406][ T32] r4:852e9580 [ 1340.572430][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.572480][ T32] r10:00000000 r9:852e9580 r8:8027ecf4 r7:eb705e60 r6:852e9600 r5:854b8000 [ 1340.572519][ T32] r4:00000001 [ 1340.572542][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.572600][ T32] Exception stack(0xeb711fb0 to 0xeb711ff8) [ 1340.572632][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.572675][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.572717][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.572752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.572807][ T32] r4:852d7180 [ 1340.573216][ T32] INFO: task kworker/1:751:5090 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1340.573253][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.573355][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.573447][ T32] Call trace: [ 1340.573488][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1340.573578][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1340.573623][ T32] r4:00000000 [ 1340.573698][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.573785][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1340.573845][ T32] 1d20: 814ba000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1340.573915][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1340.574020][ T32] 1d60: 80070013 ffffffff [ 1340.574057][ T32] r5:80070013 r4:80239bb0 [ 1340.574107][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.574248][ T32] r4:82ac11e4 [ 1340.574285][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.574353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 ** 2 printk messages dropped ** [ 1340.574583][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 ** 7 printk messages dropped ** [ 1340.575273][ T32] r5:8495ab8c r4:8495a800 ** 4 printk messages dropped ** [ 1340.575700][ T32] r4:847a6c80 ** 6 printk messages dropped ** [ 1340.576135][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.576530][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.576753][ T32] r5:854b9800 r4:829189bc ** 1 printk messages dropped ** [ 1340.576815][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1340.577104][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d75c0 ** 8 printk messages dropped ** [ 1340.577504][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1340.577864][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1340.578403][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.578486][ T32] Call trace: [ 1340.578522][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1340.578578][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1340.578618][ T32] r4:00000000 [ 1340.578642][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.578684][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1340.578716][ T32] 1d20: 814ba000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1340.578747][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1340.578782][ T32] 1d60: 80070013 ffffffff [ 1340.578811][ T32] r5:80070013 r4:80239bb0 [ 1340.578841][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.578889][ T32] r4:82ac11e4 [ 1340.578910][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.578975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1340.579026][ T32] r4:e0451dc0 [ 1340.579051][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.579116][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1340.579166][ T32] r4:00000000 [ 1340.579189][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.579238][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1340.579260][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.579303][ T32] r5:00001000 r4:ee619000 [ 1340.579323][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.579366][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.579436][ T32] r5:8495ab8c r4:8495a800 [ 1340.579460][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.579509][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1340.579530][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.579603][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.579630][ T32] r4:847a6c80 [ 1340.579679][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.579755][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1340.579782][ T32] r4:00000001 [ 1340.579826][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.600366][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1340.600466][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.600522][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.600558][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.600595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.600647][ T32] r4:84789140 [ 1340.600687][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.600719][ T32] INFO: task kworker/1:753:5094 blocked for more than 467 seconds. [ 1340.600755][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.600783][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.600805][ T32] task:kworker/1:753 state:D stack:0 pid:5094 tgid:5094 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.600900][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.601010][ T32] Call trace: [ 1340.601045][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1340.601123][ T32] r10:829189c0 r9:eb72dd84 r8:00000002 r7:60000013 r6:eb72dd8c r5:854b0c00 [ 1340.601148][ T32] r4:854b0c00 [ 1340.601197][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1340.601247][ T32] r5:854b0c00 r4:829189bc [ 1340.601268][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.601335][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.601391][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb72de08 [ 1340.601415][ T32] r4:00000000 [ 1340.601436][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1340.601477][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.601543][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.601596][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d7800 [ 1340.601620][ T32] r4:00000000 [ 1340.601641][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.601694][ T32] r9:83018205 r8:854b0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1340.601718][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.601772][ T32] r5:00001000 r4:eb72f000 ** 3 printk messages dropped ** [ 1340.601921][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1340.602418][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.603246][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 ** 11 printk messages dropped ** [ 1340.604129][ T32] r4:e0451dc0 ** 2 printk messages dropped ** [ 1340.604456][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1340.604662][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1340.605151][ T32] r4:847a6c80 ** 6 printk messages dropped ** [ 1340.605457][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.605746][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.606047][ T32] r5:854b3000 r4:829189bc [ 1340.606097][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.606165][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.606237][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb739e08 [ 1340.606261][ T32] r4:00000000 [ 1340.606281][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1340.606321][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.606361][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.606407][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d7980 [ 1340.606455][ T32] r4:00000000 [ 1340.606478][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.606525][ T32] r9:83018205 r8:854b3000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1340.606547][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.606589][ T32] r5:00001000 r4:eb73b000 [ 1340.606610][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.606651][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.606693][ T32] r5:8541cf8c r4:8541cc00 [ 1340.606714][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.606758][ T32] r7:ddde2d40 r6:83018200 r5:8541cf8c r4:852e9800 [ 1340.606779][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.606864][ T32] r10:61c88647 r9:854b3000 r8:852e982c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.606892][ T32] r4:852e9800 [ 1340.606935][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.607001][ T32] r10:00000000 r9:852e9800 r8:8027ecf4 r7:eb72de60 r6:851a6900 r5:854b3000 [ 1340.607026][ T32] r4:00000001 [ 1340.607055][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.607103][ T32] Exception stack(0xeb739fb0 to 0xeb739ff8) [ 1340.607163][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.607198][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.607227][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.607259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.607304][ T32] r4:852d7740 [ 1340.607607][ T32] INFO: task kworker/1:754:5096 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1340.607688][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.607837][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.608000][ T32] Call trace: [ 1340.608086][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1340.608231][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1340.608302][ T32] r4:00000000 [ 1340.608350][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.608438][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1340.608532][ T32] 1d20: 81645000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1340.608620][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1340.608696][ T32] 1d60: 80070013 ffffffff [ 1340.608773][ T32] r5:80070013 r4:80239bb0 [ 1340.608826][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.608984][ T32] r4:82ac11e4 [ 1340.609047][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.609117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1340.609144][ T32] r4:e0451dc0 [ 1340.609164][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1340.609484][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1340.609873][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1340.630647][ T32] INFO: task kworker/1:755:5098 blocked for more than 467 seconds. ** 9 printk messages dropped ** [ 1340.631553][ T32] r5:854b3c00 r4:829189bc [ 1340.631579][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1340.631744][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1340.632084][ T32] r9:83018205 r8:854b3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 ** 8 printk messages dropped ** [ 1340.632489][ T32] r10:61c88647 r9:854b3c00 r8:852e98ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1340.632952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1340.634584][ T32] 1d20: 81a31000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 ** 9 printk messages dropped ** [ 1340.635375][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 ** 9 printk messages dropped ** [ 1340.636026][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 ** 5 printk messages dropped ** [ 1340.636340][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1340.636546][ T32] r4:84789140 ** 5 printk messages dropped ** [ 1340.636750][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.637051][ T32] r5:854b4800 r4:829189bc ** 2 printk messages dropped ** [ 1340.637185][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb751e08 ** 7 printk messages dropped ** [ 1340.637516][ T32] r9:83018205 r8:854b4800 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 ** 8 printk messages dropped ** [ 1340.637933][ T32] r10:61c88647 r9:854b4800 r8:852e992c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1340.638415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 3 printk messages dropped ** [ 1340.638890][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.638989][ T32] Call trace: [ 1340.639029][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1340.639098][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1340.639130][ T32] r4:00000000 [ 1340.639152][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.639196][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1340.639231][ T32] 1d20: 81a31000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1340.639263][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1340.639318][ T32] 1d60: 80070013 ffffffff [ 1340.639358][ T32] r5:80070013 r4:80239bb0 [ 1340.639381][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.639432][ T32] r4:82ac11e4 [ 1340.639523][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.639635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1340.639704][ T32] r4:e0451dc0 [ 1340.639755][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.639860][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1340.670315][ T32] r4:00000000 [ 1340.670403][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.670487][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1340.670538][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.670628][ T32] r5:00001000 r4:ee619000 [ 1340.670657][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.670702][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.670748][ T32] r5:8495ab8c r4:8495a800 [ 1340.670782][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.670838][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1340.670881][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.670939][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.670965][ T32] r4:847a6c80 [ 1340.670997][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.671052][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1340.671083][ T32] r4:00000001 [ 1340.671105][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.671145][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1340.671181][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.671213][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.671266][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.671317][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.671360][ T32] r4:84789140 [ 1340.671415][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.671464][ T32] INFO: task kworker/1:757:5102 blocked for more than 467 seconds. [ 1340.671504][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.671546][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.671596][ T32] task:kworker/1:757 state:D stack:0 pid:5102 tgid:5102 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.671665][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.671738][ T32] Call trace: [ 1340.671786][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1340.671848][ T32] r10:829189c0 r9:eb765d84 r8:00000002 r7:60000013 r6:eb765d8c r5:854b5400 [ 1340.671874][ T32] r4:854b5400 [ 1340.671920][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1340.672002][ T32] r5:854b5400 r4:829189bc [ 1340.672029][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.672088][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.672169][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb765e08 [ 1340.672198][ T32] r4:00000000 [ 1340.672220][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1340.672263][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.672336][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.672389][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d7e80 [ 1340.672437][ T32] r4:00000000 [ 1340.672462][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.672511][ T32] r9:83018205 r8:854b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f0d1000 [ 1340.672536][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.672590][ T32] r5:00001000 r4:eb76b000 [ 1340.672615][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.672658][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.672702][ T32] r5:8541df8c r4:8541dc00 [ 1340.672723][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.672798][ T32] r7:ddde2d40 r6:83018200 r5:8541df8c r4:852e9980 [ 1340.672824][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.672909][ T32] r10:61c88647 r9:854b5400 r8:852e99ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.672973][ T32] r4:852e9980 [ 1340.672997][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.673048][ T32] r10:00000000 r9:852e9980 r8:8027ecf4 r7:eb751e60 r6:851a6a80 r5:854b5400 [ 1340.673088][ T32] r4:00000001 [ 1340.673114][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1340.674376][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1340.675152][ T32] 1d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1340.675535][ T32] r4:e0451dc0 [ 1340.675558][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.675619][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1340.675647][ T32] r4:00000000 [ 1340.675669][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.675718][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1340.675741][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.675800][ T32] r5:00001000 r4:ee619000 [ 1340.675846][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.675894][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.675940][ T32] r5:8495ab8c r4:8495a800 [ 1340.675982][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.676037][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1340.676071][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.676131][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.676158][ T32] r4:847a6c80 [ 1340.676180][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.676230][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1340.676271][ T32] r4:00000001 [ 1340.676296][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.676335][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1340.676367][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.676399][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.676429][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.676461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.676484][ T32] r4:84789140 [ 1340.676505][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.676542][ T32] INFO: task kworker/1:758:5104 blocked for more than 467 seconds. [ 1340.676606][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.676655][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.676701][ T32] task:kworker/1:758 state:D stack:0 pid:5104 tgid:5104 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.676754][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.676793][ T32] Call trace: [ 1340.676880][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1340.676944][ T32] r10:829189c0 r9:eb769d84 r8:00000002 r7:60000013 r6:eb769d8c r5:854b6000 [ 1340.676994][ T32] r4:854b6000 [ 1340.677038][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1340.677110][ T32] r5:854b6000 r4:829189bc [ 1340.677132][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.677174][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.677255][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb769e08 [ 1340.677299][ T32] r4:00000000 [ 1340.677322][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1340.677364][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.677403][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.677451][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d7d00 [ 1340.677475][ T32] r4:00000000 [ 1340.677518][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.677589][ T32] r9:83018205 r8:854b6000 r7:00000000 r6:83018200 r5:00001000 r4:7f0cf000 [ 1340.677635][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.677681][ T32] r5:00001000 r4:eb75b000 [ 1340.677701][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.677742][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.677783][ T32] r5:8541db8c r4:8541d800 [ 1340.677803][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1340.677975][ T32] r10:61c88647 r9:854b6000 r8:852e9a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1340.678333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1340.679241][ T32] Exception stack(0xe0451d20 to 0xe0451d68) ** 8 printk messages dropped ** [ 1340.679616][ T32] r4:e0451dc0 ** 4 printk messages dropped ** [ 1340.679790][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 ** 8 printk messages dropped ** [ 1340.702561][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1340.702931][ T32] r4:84789140 ** 4 printk messages dropped ** [ 1340.703102][ T32] task:kworker/1:759 state:D stack:0 pid:5106 tgid:5106 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1340.703626][ T32] r5:854b6c00 r4:829189bc ** 3 printk messages dropped ** [ 1340.703985][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.704455][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d7f80 [ 1340.704508][ T32] r4:00000000 [ 1340.704552][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.704681][ T32] r9:83018205 r8:854b6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d3000 [ 1340.704839][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.704973][ T32] r5:00001000 r4:eb777000 [ 1340.705026][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.705148][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.705243][ T32] r5:8541e38c r4:8541e000 [ 1340.705287][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.705381][ T32] r7:ddde2d40 r6:83018200 r5:8541e38c r4:852e9a80 [ 1340.705425][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.705529][ T32] r10:61c88647 r9:854b6c00 r8:852e9aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.705591][ T32] r4:852e9a80 [ 1340.705647][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.705770][ T32] r10:00000000 r9:852e9a80 r8:8027ecf4 r7:eb765e60 r6:851a6b80 r5:854b6c00 [ 1340.705825][ T32] r4:00000001 [ 1340.705869][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.705987][ T32] Exception stack(0xeb775fb0 to 0xeb775ff8) [ 1340.706087][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.706184][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.706271][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.706349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.706402][ T32] r4:852d7340 [ 1340.707132][ T32] INFO: task kworker/1:759:5106 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1340.707218][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.707343][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.707433][ T32] Call trace: [ 1340.707534][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1340.707652][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1340.707716][ T32] r4:00000000 [ 1340.707765][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.707855][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1340.707927][ T32] 1d20: 8254a000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1340.707999][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1340.708061][ T32] 1d60: 80070013 ffffffff [ 1340.708186][ T32] r5:80070013 r4:80239bb0 [ 1340.708254][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.708359][ T32] r4:82ac11e4 [ 1340.708410][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.708519][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1340.708593][ T32] r4:e0451dc0 [ 1340.708647][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.708750][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1340.708802][ T32] r4:00000000 [ 1340.708847][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.708971][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1340.709023][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.709135][ T32] r5:00001000 r4:ee619000 [ 1340.709181][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.709286][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.709385][ T32] r5:8495ab8c r4:8495a800 [ 1340.709435][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.709539][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1340.709585][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.709690][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.709827][ T32] r4:847a6c80 [ 1340.737940][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.738301][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1340.738386][ T32] r4:00000001 [ 1340.738438][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.738563][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1340.738637][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.738744][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.738820][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.738914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.738984][ T32] r4:84789140 [ 1340.739046][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.739108][ T32] INFO: task kworker/1:760:5108 blocked for more than 467 seconds. [ 1340.739191][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.739246][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.739292][ T32] task:kworker/1:760 state:D stack:0 pid:5108 tgid:5108 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.739486][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.739578][ T32] Call trace: [ 1340.739716][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1340.739827][ T32] r10:829189c0 r9:eb721d84 r8:00000002 r7:60000113 r6:eb721d8c r5:854ba400 [ 1340.739875][ T32] r4:854ba400 [ 1340.745561][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1340.745802][ T32] r5:854ba400 r4:829189bc [ 1340.745858][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.745956][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.746057][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb721e08 [ 1340.746108][ T32] r4:00000000 [ 1340.746202][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1340.746318][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.746416][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.746509][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d9440 [ 1340.746574][ T32] r4:00000000 [ 1340.746622][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.746729][ T32] r9:83018205 r8:854ba400 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1340.746779][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.746990][ T32] r5:00001000 r4:dfa5b000 [ 1340.747048][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.747132][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.747235][ T32] r5:8544078c r4:85440400 [ 1340.747280][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.747386][ T32] r7:ddde2d40 r6:83018200 r5:8544078c r4:852e9b00 [ 1340.747434][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.747544][ T32] r10:61c88647 r9:854ba400 r8:852e9b2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.747600][ T32] r4:852e9b00 [ 1340.747649][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.747760][ T32] r10:00000000 r9:852e9b00 r8:8027ecf4 r7:eb775e60 r6:852e9b80 r5:854ba400 [ 1340.747812][ T32] r4:00000001 [ 1340.747856][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.747933][ T32] Exception stack(0xeb721fb0 to 0xeb721ff8) [ 1340.747999][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.748065][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.748126][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.748209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.748264][ T32] r4:852d7b80 [ 1340.749001][ T32] INFO: task kworker/1:760:5108 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1340.749091][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.749242][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.749341][ T32] Call trace: [ 1340.749409][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1340.749512][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1340.749559][ T32] r4:00000000 [ 1340.749605][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.749682][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1340.749765][ T32] 1d20: 82787000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1340.749840][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1340.763258][ T32] 1d60: 80070013 ffffffff [ 1340.763414][ T32] r5:80070013 r4:80239bb0 [ 1340.763471][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.763591][ T32] r4:82ac11e4 [ 1340.763636][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.763735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1340.763795][ T32] r4:e0451dc0 [ 1340.763846][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.763974][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1340.764031][ T32] r4:00000000 [ 1340.764081][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.764184][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1340.764233][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.764329][ T32] r5:00001000 r4:ee619000 [ 1340.764380][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.764520][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.764621][ T32] r5:8495ab8c r4:8495a800 [ 1340.764666][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.764764][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1340.764816][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.764912][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.764991][ T32] r4:847a6c80 [ 1340.765045][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.765158][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1340.765216][ T32] r4:00000001 [ 1340.765295][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.765403][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1340.765467][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.765544][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.765676][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.765719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.765743][ T32] r4:84789140 [ 1340.765769][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.765801][ T32] INFO: task kworker/1:761:5109 blocked for more than 467 seconds. [ 1340.765836][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.765878][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.765920][ T32] task:kworker/1:761 state:D stack:0 pid:5109 tgid:5109 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.765998][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.766091][ T32] Call trace: [ 1340.766152][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1340.766249][ T32] r10:829189c0 r9:eb449d84 r8:00000002 r7:60000113 r6:eb449d8c r5:854b8c00 [ 1340.766278][ T32] r4:854b8c00 [ 1340.766298][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1340.766349][ T32] r5:854b8c00 r4:829189bc [ 1340.766394][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.766440][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.766492][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb449e08 [ 1340.766526][ T32] r4:00000000 [ 1340.766572][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1340.766639][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.766683][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.766736][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8539e0c0 [ 1340.766783][ T32] r4:00000000 [ 1340.766829][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.766880][ T32] r9:83018205 r8:854b8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1340.766916][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.766962][ T32] r5:00001000 r4:ea9f7000 [ 1340.766983][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.767033][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.767091][ T32] r5:8541f38c r4:8541f000 [ 1340.767115][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.767184][ T32] r7:ddde2d40 r6:83018200 r5:8541f38c r4:852e9c00 [ 1340.767209][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.767260][ T32] r10:61c88647 r9:854b8c00 r8:852e9c2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.767284][ T32] r4:852e9c00 [ 1340.767341][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.767394][ T32] r10:00000000 r9:852e9c00 r8:8027ecf4 r7:eb721e60 r6:852e9c80 r5:854b8c00 [ 1340.767418][ T32] r4:00000001 [ 1340.767460][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.767502][ T32] Exception stack(0xeb449fb0 to 0xeb449ff8) [ 1340.767531][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.767583][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.767640][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.767675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.767699][ T32] r4:852d7b80 [ 1340.768105][ T32] INFO: task kworker/1:761:5109 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1340.768163][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.768238][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.768280][ T32] Call trace: [ 1340.768312][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1340.768372][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1340.768397][ T32] r4:00000000 [ 1340.768417][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.768458][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1340.768490][ T32] 1d20: 82a30000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1340.768521][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1340.768574][ T32] 1d60: 80070013 ffffffff [ 1340.768605][ T32] r5:80070013 r4:80239bb0 [ 1340.768627][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.768705][ T32] r4:82ac11e4 [ 1340.768730][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.768780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1340.768804][ T32] r4:e0451dc0 [ 1340.768825][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.768885][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1340.768913][ T32] r4:00000000 [ 1340.768933][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.768980][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1340.769002][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.769045][ T32] r5:00001000 r4:ee619000 [ 1340.769066][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.769108][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.769160][ T32] r5:8495ab8c r4:8495a800 [ 1340.769183][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.769232][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1340.769299][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.769359][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.769385][ T32] r4:847a6c80 [ 1340.769404][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.769480][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1340.769516][ T32] r4:00000001 [ 1340.769541][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.769580][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1340.769608][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.769653][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.769686][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.769718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.769742][ T32] r4:84789140 [ 1340.769786][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.769837][ T32] INFO: task kworker/1:762:5110 blocked for more than 467 seconds. [ 1340.769871][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.784043][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.784139][ T32] task:kworker/1:762 state:D stack:0 pid:5110 tgid:5110 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.784234][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.784348][ T32] Call trace: [ 1340.784390][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1340.784476][ T32] r10:829189c0 r9:eb715d84 r8:00000002 r7:60000113 r6:eb715d8c r5:854bbc00 [ 1340.784506][ T32] r4:854bbc00 [ 1340.784552][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1340.784601][ T32] r5:854bbc00 r4:829189bc [ 1340.784624][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.784690][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.784746][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb715e08 [ 1340.784770][ T32] r4:00000000 [ 1340.784790][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1340.784830][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.784892][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.784942][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847950c0 [ 1340.784987][ T32] r4:00000000 [ 1340.785048][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.785130][ T32] r9:83018205 r8:854bbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1340.785156][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.785231][ T32] r5:00001000 r4:dfc59000 [ 1340.785256][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.785350][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.785404][ T32] r5:8541e78c r4:8541e400 [ 1340.785428][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.785489][ T32] r7:ddde2d40 r6:83018200 r5:8541e78c r4:852e9d00 [ 1340.785515][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.785566][ T32] r10:61c88647 r9:854bbc00 r8:852e9d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.785622][ T32] r4:852e9d00 [ 1340.785677][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.785731][ T32] r10:00000000 r9:852e9d00 r8:8027ecf4 r7:eb449e60 r6:852e9d80 r5:854bbc00 [ 1340.785762][ T32] r4:00000001 [ 1340.785784][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.785823][ T32] Exception stack(0xeb715fb0 to 0xeb715ff8) [ 1340.785853][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.785918][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.785950][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.785984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.786039][ T32] r4:852d7b80 [ 1340.786480][ T32] INFO: task kworker/1:762:5110 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1340.786519][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.786608][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.786672][ T32] Call trace: [ 1340.786732][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1340.786795][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1340.786820][ T32] r4:00000000 [ 1340.786840][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.786891][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1340.786972][ T32] 1d20: 82c03000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1340.787010][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1340.787061][ T32] 1d60: 80070013 ffffffff [ 1340.787090][ T32] r5:80070013 r4:80239bb0 [ 1340.787121][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.787192][ T32] r4:82ac11e4 [ 1340.787217][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.787266][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1340.787290][ T32] r4:e0451dc0 [ 1340.787310][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 1 printk messages dropped ** [ 1340.787390][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1340.787485][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1340.787508][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.787551][ T32] r5:00001000 r4:ee619000 [ 1340.787572][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.787613][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.787677][ T32] r5:8495ab8c r4:8495a800 [ 1340.787724][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.787806][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1340.787830][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.787882][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.787905][ T32] r4:847a6c80 [ 1340.787925][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.787975][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1340.787998][ T32] r4:00000001 [ 1340.788019][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.788056][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1340.788084][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.788115][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.788144][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.788176][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.788199][ T32] r4:84789140 [ 1340.788252][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.788348][ T32] INFO: task kworker/1:763:5112 blocked for more than 467 seconds. [ 1340.788399][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.788448][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.788472][ T32] task:kworker/1:763 state:D stack:0 pid:5112 tgid:5112 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.788520][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.788587][ T32] Call trace: [ 1340.788643][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1340.788699][ T32] r10:829189c0 r9:eb615d84 r8:00000002 r7:60000113 r6:eb615d8c r5:854bc800 [ 1340.788723][ T32] r4:854bc800 [ 1340.788743][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1340.788808][ T32] r5:854bc800 r4:829189bc [ 1340.788832][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.788874][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.788924][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb615e08 [ 1340.788946][ T32] r4:00000000 [ 1340.788966][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1340.789007][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.789046][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.789106][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8473d9c0 [ 1340.789133][ T32] r4:00000000 [ 1340.789154][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.789200][ T32] r9:83018205 r8:854bc800 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1340.789222][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.789264][ T32] r5:00001000 r4:e07f3000 [ 1340.789284][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.789361][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.789410][ T32] r5:8541ef8c r4:8541ec00 [ 1340.789453][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.789502][ T32] r7:ddde2d40 r6:83018200 r5:8541ef8c r4:852e9e00 [ 1340.789533][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.789609][ T32] r10:61c88647 r9:854bc800 r8:852e9e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.789658][ T32] r4:852e9e00 [ 1340.789702][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.789777][ T32] r10:00000000 r9:852e9e00 r8:8027ecf4 r7:eb449e60 r6:852e9e80 r5:854bc800 [ 1340.789804][ T32] r4:00000001 [ 1340.789831][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.789899][ T32] Exception stack(0xeb615fb0 to 0xeb615ff8) [ 1340.806962][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.807016][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.807057][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.807097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.807147][ T32] r4:84795000 [ 1340.807591][ T32] INFO: task kworker/1:763:5112 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1340.807662][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.807738][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.807806][ T32] Call trace: [ 1340.807862][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1340.807943][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1340.807973][ T32] r4:00000000 [ 1340.807995][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.808060][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1340.808097][ T32] 1d20: 8321c000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1340.808129][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1340.808156][ T32] 1d60: 80070013 ffffffff [ 1340.808216][ T32] r5:80070013 r4:80239bb0 [ 1340.808241][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.808338][ T32] r4:82ac11e4 [ 1340.808365][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.808414][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1340.808438][ T32] r4:e0451dc0 [ 1340.808458][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.808504][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1340.808528][ T32] r4:00000000 [ 1340.808558][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.808610][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1340.808663][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.808723][ T32] r5:00001000 r4:ee619000 [ 1340.808747][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.808799][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.808871][ T32] r5:8495ab8c r4:8495a800 [ 1340.808905][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.808965][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1340.808990][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.809042][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.809066][ T32] r4:847a6c80 [ 1340.809086][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.809157][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1340.809185][ T32] r4:00000001 [ 1340.809206][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.809244][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1340.809273][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.809314][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.809376][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.809415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.809462][ T32] r4:84789140 [ 1340.809488][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.809518][ T32] INFO: task kworker/0:231:5117 blocked for more than 467 seconds. [ 1340.809551][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.809588][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.809613][ T32] task:kworker/0:231 state:D stack:0 pid:5117 tgid:5117 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.809662][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.809702][ T32] Call trace: [ 1340.809733][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1340.809783][ T32] r10:829189c0 r9:eb791d84 r8:00000002 r7:60000013 r6:eb791d8c r5:854be000 [ 1340.809807][ T32] r4:854be000 [ 1340.809827][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1340.809902][ T32] r5:854be000 r4:829189bc [ 1340.816234][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.816326][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.816387][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb791e08 [ 1340.816415][ T32] r4:00000000 [ 1340.816436][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1340.816523][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.816572][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.816620][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e0a40 [ 1340.816655][ T32] r4:00000000 [ 1340.816701][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.816764][ T32] r9:83018005 r8:854be000 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1340.816858][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.816919][ T32] r5:00001000 r4:eadb5000 [ 1340.816985][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.817055][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.817109][ T32] r5:8544278c r4:85442400 [ 1340.817131][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.817191][ T32] r7:dddced40 r6:83018000 r5:8544278c r4:851a6c00 [ 1340.817249][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.817330][ T32] r10:61c88647 r9:854be000 r8:851a6c2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.817360][ T32] r4:851a6c00 [ 1340.817383][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.817457][ T32] r10:00000000 r9:851a6c00 r8:8027ecf4 r7:eb6d5e60 r6:852e9f00 r5:854be000 [ 1340.817507][ T32] r4:00000001 [ 1340.817540][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.817580][ T32] Exception stack(0xeb791fb0 to 0xeb791ff8) [ 1340.817613][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.817645][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.817695][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.817732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.817756][ T32] r4:847e0180 [ 1340.818151][ T32] INFO: task kworker/0:231:5117 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1340.818227][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.818327][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.818403][ T32] Call trace: [ 1340.818503][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1340.818562][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1340.818589][ T32] r4:00000000 [ 1340.818610][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.818651][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1340.818685][ T32] 1d20: 8321c000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1340.818716][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1340.818741][ T32] 1d60: 80070013 ffffffff [ 1340.818766][ T32] r5:80070013 r4:80239bb0 [ 1340.818797][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.818878][ T32] r4:82ac11e4 [ 1340.818903][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.818952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1340.818976][ T32] r4:e0451dc0 [ 1340.818998][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.819044][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1340.819068][ T32] r4:00000000 [ 1340.819093][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.819150][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1340.819176][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.819221][ T32] r5:00001000 r4:ee619000 [ 1340.819242][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.819285][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.819327][ T32] r5:8495ab8c r4:8495a800 [ 1340.819348][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.819395][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1340.819421][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.819472][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.819495][ T32] r4:847a6c80 [ 1340.819553][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.819606][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1340.819654][ T32] r4:00000001 [ 1340.819700][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.819741][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1340.819770][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.819801][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.819831][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.819911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.832251][ T32] r4:84789140 [ 1340.832300][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.832334][ T32] INFO: task kworker/0:232:5118 blocked for more than 467 seconds. [ 1340.832393][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.832434][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.832496][ T32] task:kworker/0:232 state:D stack:0 pid:5118 tgid:5118 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.832607][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.832690][ T32] Call trace: [ 1340.832735][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1340.832801][ T32] r10:829189c0 r9:eb795d84 r8:00000002 r7:60000013 r6:eb795d8c r5:854bec00 [ 1340.832850][ T32] r4:854bec00 [ 1340.832875][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1340.832925][ T32] r5:854bec00 r4:829189bc [ 1340.832946][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.832989][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.833061][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb795e08 [ 1340.833094][ T32] r4:00000000 [ 1340.833115][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1340.833178][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.833242][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.833293][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e0500 [ 1340.833340][ T32] r4:00000000 [ 1340.833365][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.833415][ T32] r9:83018005 r8:854bec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1340.833437][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.833502][ T32] r5:00001000 r4:ea989000 [ 1340.833527][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.833570][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.833613][ T32] r5:8544178c r4:85441400 [ 1340.833634][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.833681][ T32] r7:dddced40 r6:83018000 r5:8544178c r4:851a6c80 [ 1340.833702][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.833774][ T32] r10:61c88647 r9:854bec00 r8:851a6cac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.833822][ T32] r4:851a6c80 [ 1340.833869][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.833956][ T32] r10:00000000 r9:851a6c80 r8:8027ecf4 r7:eb791e60 r6:852e9f80 r5:854bec00 [ 1340.833983][ T32] r4:00000001 [ 1340.834027][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.834070][ T32] Exception stack(0xeb795fb0 to 0xeb795ff8) [ 1340.834105][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.834137][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.834165][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.834239][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.834278][ T32] r4:847e0180 [ 1340.834690][ T32] INFO: task kworker/0:232:5118 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1340.834752][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.834849][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.834893][ T32] Call trace: [ 1340.834926][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1340.834981][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1340.835006][ T32] r4:00000000 [ 1340.835037][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.835087][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1340.835120][ T32] 1d20: 8369f000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1340.835152][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1340.835179][ T32] 1d60: 80070013 ffffffff [ 1340.835204][ T32] r5:80070013 r4:80239bb0 [ 1340.835224][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.835268][ T32] r4:82ac11e4 [ 1340.835289][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.835337][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1340.835360][ T32] r4:e0451dc0 [ 1340.835403][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.835463][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1340.835491][ T32] r4:00000000 [ 1340.835511][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.835559][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1340.835581][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.835648][ T32] r5:00001000 r4:ee619000 [ 1340.835674][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.835728][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.835796][ T32] r5:8495ab8c r4:8495a800 [ 1340.835820][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.835869][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1340.835912][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.835983][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.836010][ T32] r4:847a6c80 [ 1340.836039][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.836123][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1340.836159][ T32] r4:00000001 [ 1340.836206][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.836269][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1340.836311][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.836346][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.836393][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.836450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.836477][ T32] r4:84789140 [ 1340.836498][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.836524][ T32] INFO: task kworker/0:233:5120 blocked for more than 467 seconds. [ 1340.836574][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.836604][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.836657][ T32] task:kworker/0:233 state:D stack:0 pid:5120 tgid:5120 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.836709][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.836773][ T32] Call trace: [ 1340.836848][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1340.836901][ T32] r10:829189c0 r9:eb79dd84 r8:00000002 r7:60000013 r6:eb79dd8c r5:854c0000 [ 1340.836954][ T32] r4:854c0000 [ 1340.837010][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1340.837057][ T32] r5:854c0000 r4:829189bc [ 1340.837083][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.837149][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.837203][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb79de08 [ 1340.837272][ T32] r4:00000000 [ 1340.837318][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1340.837385][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.837430][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.837500][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e0640 [ 1340.837528][ T32] r4:00000000 [ 1340.837559][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.837619][ T32] r9:83018005 r8:854c0000 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1340.837643][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.837686][ T32] r5:00001000 r4:eab69000 [ 1340.837706][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.837747][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.837788][ T32] r5:85441b8c r4:85441800 [ 1340.837808][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.837855][ T32] r7:dddced40 r6:83018000 r5:85441b8c r4:851a6d00 [ 1340.837888][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.837941][ T32] r10:61c88647 r9:854c0000 r8:851a6d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.837977][ T32] r4:851a6d00 [ 1340.838001][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.838080][ T32] r10:00000000 r9:851a6d00 r8:8027ecf4 r7:eb791e60 r6:8478a000 r5:854c0000 [ 1340.838108][ T32] r4:00000001 [ 1340.838152][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.838207][ T32] Exception stack(0xeb79dfb0 to 0xeb79dff8) [ 1340.838272][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.838307][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.838339][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.838393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.838420][ T32] r4:847e0300 [ 1340.838668][ T32] INFO: task kworker/0:233:5120 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1340.838706][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.838796][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.838857][ T32] Call trace: [ 1340.838922][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1340.838982][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1340.839047][ T32] r4:00000000 [ 1340.839071][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.839134][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1340.839168][ T32] 1d20: 8369f000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1340.839200][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1340.839226][ T32] 1d60: 80070013 ffffffff [ 1340.839251][ T32] r5:80070013 r4:80239bb0 [ 1340.839272][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.839315][ T32] r4:82ac11e4 [ 1340.839347][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.839424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1340.839473][ T32] r4:e0451dc0 [ 1340.839497][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.839567][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1340.839594][ T32] r4:00000000 [ 1340.839626][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.839676][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1340.839699][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.839742][ T32] r5:00001000 r4:ee619000 [ 1340.839763][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.839804][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.839894][ T32] r5:8495ab8c r4:8495a800 [ 1340.860203][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.860303][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1340.860329][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.860386][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.860413][ T32] r4:847a6c80 [ 1340.860457][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.860518][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1340.860553][ T32] r4:00000001 [ 1340.860578][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.860641][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1340.860679][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.860714][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.860770][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.860808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.860833][ T32] r4:84789140 [ 1340.860859][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.860891][ T32] INFO: task kworker/0:234:5122 blocked for more than 467 seconds. [ 1340.860936][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.861002][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.861051][ T32] task:kworker/0:234 state:D stack:0 pid:5122 tgid:5122 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.861145][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.861190][ T32] Call trace: [ 1340.861225][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1340.861283][ T32] r10:829189c0 r9:eb781d84 r8:00000002 r7:60000113 r6:eb781d8c r5:854b2400 [ 1340.861309][ T32] r4:854b2400 [ 1340.861354][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1340.861426][ T32] r5:854b2400 r4:829189bc [ 1340.861451][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.861527][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.861591][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb781e08 [ 1340.861627][ T32] r4:00000000 [ 1340.861670][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1340.861728][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.861774][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.861821][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e0780 [ 1340.861844][ T32] r4:00000000 [ 1340.861885][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.861981][ T32] r9:83018005 r8:854b2400 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1340.862045][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.862121][ T32] r5:00001000 r4:eac15000 [ 1340.862146][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.862239][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.862286][ T32] r5:85441f8c r4:85441c00 [ 1340.862307][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.862353][ T32] r7:dddced40 r6:83018000 r5:85441f8c r4:851a6d80 [ 1340.862374][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.862433][ T32] r10:61c88647 r9:854b2400 r8:851a6dac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.862460][ T32] r4:851a6d80 [ 1340.862480][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.862529][ T32] r10:00000000 r9:851a6d80 r8:8027ecf4 r7:eb791e60 r6:851a6e00 r5:854b2400 [ 1340.862552][ T32] r4:00000001 [ 1340.862620][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.862662][ T32] Exception stack(0xeb781fb0 to 0xeb781ff8) [ 1340.862692][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.862725][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.862753][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.862784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.862808][ T32] r4:847e04c0 [ 1340.863226][ T32] INFO: task kworker/0:234:5122 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1340.863289][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.863381][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.863425][ T32] Call trace: [ 1340.863490][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1340.863547][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1340.863571][ T32] r4:00000000 [ 1340.863613][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.863679][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1340.863727][ T32] 1d20: 83ae1000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1340.863785][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1340.863837][ T32] 1d60: 80070013 ffffffff [ 1340.863867][ T32] r5:80070013 r4:80239bb0 [ 1340.863888][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.863970][ T32] r4:82ac11e4 [ 1340.863998][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.864049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1340.864099][ T32] r4:e0451dc0 [ 1340.864124][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.864193][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1340.864242][ T32] r4:00000000 [ 1340.864266][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.864336][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1340.864383][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.864433][ T32] r5:00001000 r4:ee619000 [ 1340.864469][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.864517][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.864566][ T32] r5:8495ab8c r4:8495a800 [ 1340.864589][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.864638][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1340.864682][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.864737][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.864761][ T32] r4:847a6c80 [ 1340.864783][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.864832][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1340.864856][ T32] r4:00000001 [ 1340.864919][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.864984][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1340.865014][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.865057][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.865116][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.865153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.865202][ T32] r4:84789140 [ 1340.865226][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.865253][ T32] INFO: task kworker/0:235:5125 blocked for more than 467 seconds. [ 1340.865284][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.865308][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.865352][ T32] task:kworker/0:235 state:D stack:0 pid:5125 tgid:5125 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.865427][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.865495][ T32] Call trace: [ 1340.865530][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1340.865607][ T32] r10:829189c0 r9:eb7a5d84 r8:00000002 r7:60000013 r6:eb7a5d8c r5:853cec00 [ 1340.865657][ T32] r4:853cec00 [ 1340.865710][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1340.865774][ T32] r5:853cec00 r4:829189bc [ 1340.865798][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.865863][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.865940][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7a5e08 [ 1340.865981][ T32] r4:00000000 [ 1340.866043][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1340.866096][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.866136][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.866200][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e0900 [ 1340.866250][ T32] r4:00000000 [ 1340.866274][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.866322][ T32] r9:83018005 r8:853cec00 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1340.866368][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.866431][ T32] r5:00001000 r4:ead85000 [ 1340.866539][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.866586][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.866638][ T32] r5:8544238c r4:85442000 [ 1340.866662][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.866711][ T32] r7:dddced40 r6:83018000 r5:8544238c r4:851a6e80 [ 1340.866760][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.866815][ T32] r10:61c88647 r9:853cec00 r8:851a6eac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.866839][ T32] r4:851a6e80 [ 1340.866859][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.866928][ T32] r10:00000000 r9:851a6e80 r8:8027ecf4 r7:eb791e60 r6:851a6f00 r5:853cec00 [ 1340.866991][ T32] r4:00000001 [ 1340.867015][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.867063][ T32] Exception stack(0xeb7a5fb0 to 0xeb7a5ff8) [ 1340.867121][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.867156][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.867212][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.867248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.867273][ T32] r4:847e0600 [ 1340.867495][ T32] INFO: task kworker/0:235:5125 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1340.867540][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.867641][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.867708][ T32] Call trace: [ 1340.867769][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1340.867827][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1340.867852][ T32] r4:00000000 [ 1340.867872][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.867913][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1340.867959][ T32] 1d20: 83ae1000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1340.867994][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1340.868041][ T32] 1d60: 80070013 ffffffff [ 1340.868078][ T32] r5:80070013 r4:80239bb0 [ 1340.868101][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.868145][ T32] r4:82ac11e4 [ 1340.868209][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.868263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1340.868287][ T32] r4:e0451dc0 [ 1340.868308][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.868397][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1340.868425][ T32] r4:00000000 [ 1340.868448][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.868497][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1340.868559][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.868608][ T32] r5:00001000 r4:ee619000 [ 1340.868628][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.868671][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.868714][ T32] r5:8495ab8c r4:8495a800 [ 1340.868735][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.868781][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1340.868803][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.868874][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.868904][ T32] r4:847a6c80 [ 1340.868926][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.869024][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1340.869053][ T32] r4:00000001 [ 1340.869096][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.869158][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1340.869191][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.869286][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.869319][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.869418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.869446][ T32] r4:84789140 [ 1340.869467][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.869516][ T32] INFO: task kworker/0:236:5127 blocked for more than 467 seconds. [ 1340.869634][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.869662][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.869686][ T32] task:kworker/0:236 state:D stack:0 pid:5127 tgid:5127 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.869754][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.869811][ T32] Call trace: [ 1340.893670][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1340.893793][ T32] r10:829189c0 r9:eb7a9d84 r8:00000002 r7:60000013 r6:eb7a9d8c r5:84a10000 [ 1340.893824][ T32] r4:84a10000 [ 1340.893847][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1340.893894][ T32] r5:84a10000 r4:829189bc [ 1340.893935][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.893999][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.894050][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7a9e08 [ 1340.894082][ T32] r4:00000000 [ 1340.894124][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1340.894188][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.894236][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.894285][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e0b80 [ 1340.894309][ T32] r4:00000000 [ 1340.894330][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.894379][ T32] r9:83018005 r8:84a10000 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1340.894426][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1340.894518][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1340.894809][ T32] r10:61c88647 r9:84a10000 r8:851a6fac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1340.895156][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1340.895804][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1340.896090][ T32] r4:00000000 [ 1340.896142][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.896197][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1340.896232][ T32] 1d20: 83f2d000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1340.896285][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1340.896359][ T32] 1d60: 80070013 ffffffff [ 1340.896410][ T32] r5:80070013 r4:80239bb0 [ 1340.896435][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.896481][ T32] r4:82ac11e4 [ 1340.896502][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.896550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1340.896574][ T32] r4:e0451dc0 [ 1340.896617][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.896669][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1340.896693][ T32] r4:00000000 [ 1340.896712][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.896760][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1340.896804][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.896862][ T32] r5:00001000 r4:ee619000 [ 1340.896885][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.896929][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.896989][ T32] r5:8495ab8c r4:8495a800 [ 1340.897010][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.897085][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1340.897133][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.897188][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.897257][ T32] r4:847a6c80 [ 1340.897281][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.897355][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1340.897382][ T32] r4:00000001 [ 1340.897413][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.897464][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1340.897509][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.897543][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.897595][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.897631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.897656][ T32] r4:84789140 [ 1340.897678][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.897747][ T32] INFO: task kworker/0:237:5129 blocked for more than 467 seconds. [ 1340.897787][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.897814][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.897835][ T32] task:kworker/0:237 state:D stack:0 pid:5129 tgid:5129 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.897906][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.897983][ T32] Call trace: [ 1340.898081][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1340.898134][ T32] r10:829189c0 r9:eb7add84 r8:00000002 r7:60000113 r6:eb7add8c r5:84a10c00 [ 1340.898201][ T32] r4:84a10c00 [ 1340.898228][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1340.898285][ T32] r5:84a10c00 r4:829189bc [ 1340.898332][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.898399][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.898462][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7ade08 [ 1340.898487][ T32] r4:00000000 [ 1340.898530][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1340.898574][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.898615][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.898661][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e0d00 [ 1340.898684][ T32] r4:00000000 [ 1340.898725][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.898798][ T32] r9:83018005 r8:84a10c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1340.898825][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.898869][ T32] r5:00001000 r4:eaedd000 [ 1340.898890][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.898940][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.899001][ T32] r5:85442f8c r4:85442c00 [ 1340.899031][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.899086][ T32] r7:dddced40 r6:83018000 r5:85442f8c r4:85041080 [ 1340.899109][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.899159][ T32] r10:61c88647 r9:84a10c00 r8:850410ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.899183][ T32] r4:85041080 [ 1340.899203][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.899254][ T32] r10:00000000 r9:85041080 r8:8027ecf4 r7:eb7a9e60 r6:85041100 r5:84a10c00 [ 1340.899300][ T32] r4:00000001 [ 1340.899324][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.899362][ T32] Exception stack(0xeb7adfb0 to 0xeb7adff8) [ 1340.899390][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.899488][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.899608][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.899645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.899670][ T32] r4:847e0a00 [ 1340.916918][ T32] INFO: task kworker/0:237:5129 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1340.917031][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.917138][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.917247][ T32] Call trace: [ 1340.917328][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1340.917395][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1340.917421][ T32] r4:00000000 [ 1340.917443][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.917485][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1340.917520][ T32] 1d20: 843a0000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1340.917573][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1340.917604][ T32] 1d60: 80070013 ffffffff [ 1340.917631][ T32] r5:80070013 r4:80239bb0 [ 1340.917652][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.917698][ T32] r4:82ac11e4 [ 1340.917731][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.917785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1340.917809][ T32] r4:e0451dc0 [ 1340.917847][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.917907][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1340.917963][ T32] r4:00000000 [ 1340.917989][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.918061][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1340.918092][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.918138][ T32] r5:00001000 r4:ee619000 [ 1340.918159][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.918219][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.918264][ T32] r5:8495ab8c r4:8495a800 [ 1340.918285][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.918332][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1340.918374][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.918448][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.918492][ T32] r4:847a6c80 [ 1340.918516][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.918568][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1340.918591][ T32] r4:00000001 [ 1340.918612][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.918651][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1340.918701][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.918778][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.918898][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.918934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.918974][ T32] r4:84789140 [ 1340.919024][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.919059][ T32] INFO: task kworker/0:238:5131 blocked for more than 467 seconds. [ 1340.919123][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.919173][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.919198][ T32] task:kworker/0:238 state:D stack:0 pid:5131 tgid:5131 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.919246][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.919286][ T32] Call trace: [ 1340.919318][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1340.919368][ T32] r10:829189c0 r9:eb7b1d84 r8:00000002 r7:60000013 r6:eb7b1d8c r5:84a11800 [ 1340.919391][ T32] r4:84a11800 [ 1340.919429][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1340.919477][ T32] r5:84a11800 r4:829189bc [ 1340.919497][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.919539][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.919589][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7b1e08 [ 1340.919613][ T32] r4:00000000 [ 1340.919644][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1340.919689][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.919729][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.919775][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e0f00 [ 1340.919819][ T32] r4:00000000 [ 1340.919926][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.926307][ T32] r9:83018005 r8:84a11800 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1340.926348][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.926434][ T32] r5:00001000 r4:eaf37000 [ 1340.926484][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.926565][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.926613][ T32] r5:8544338c r4:85443000 [ 1340.926682][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.926746][ T32] r7:dddced40 r6:83018000 r5:8544338c r4:85041180 [ 1340.926773][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.926976][ T32] r10:61c88647 r9:84a11800 r8:850411ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.927035][ T32] r4:85041180 [ 1340.927060][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.927118][ T32] r10:00000000 r9:85041180 r8:8027ecf4 r7:eb7ade60 r6:85041200 r5:84a11800 [ 1340.927165][ T32] r4:00000001 [ 1340.927189][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.927229][ T32] Exception stack(0xeb7b1fb0 to 0xeb7b1ff8) [ 1340.927260][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.927316][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.927414][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.927452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.927476][ T32] r4:847e0b00 [ 1340.927873][ T32] INFO: task kworker/0:238:5131 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1340.927923][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.928043][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.928124][ T32] Call trace: [ 1340.928202][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1340.928283][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1340.928324][ T32] r4:00000000 [ 1340.928519][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.928566][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1340.928613][ T32] 1d20: 843a0000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1340.928649][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1340.928717][ T32] 1d60: 80070013 ffffffff [ 1340.928832][ T32] r5:80070013 r4:80239bb0 [ 1340.928857][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.928902][ T32] r4:82ac11e4 [ 1340.928924][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.929010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1340.929039][ T32] r4:e0451dc0 [ 1340.929086][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.929200][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1340.929311][ T32] r4:00000000 [ 1340.929337][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.929386][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1340.929413][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.929480][ T32] r5:00001000 r4:ee619000 [ 1340.929505][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.929560][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.929607][ T32] r5:8495ab8c r4:8495a800 [ 1340.929628][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.929697][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1340.929745][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.929799][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.929908][ T32] r4:847a6c80 [ 1340.943367][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.943487][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1340.943515][ T32] r4:00000001 [ 1340.943537][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.943578][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1340.943610][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.943663][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.943697][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.943730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.943753][ T32] r4:84789140 [ 1340.943778][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.943875][ T32] INFO: task kworker/0:239:5133 blocked for more than 467 seconds. [ 1340.943929][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.943998][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.944032][ T32] task:kworker/0:239 state:D stack:0 pid:5133 tgid:5133 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.944143][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.944240][ T32] Call trace: [ 1340.944274][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1340.944329][ T32] r10:829189c0 r9:eb7b5d84 r8:00000002 r7:60000013 r6:eb7b5d8c r5:84a12400 [ 1340.944375][ T32] r4:84a12400 [ 1340.944400][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1340.944446][ T32] r5:84a12400 r4:829189bc [ 1340.944556][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.944618][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.944672][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7b5e08 [ 1340.944713][ T32] r4:00000000 [ 1340.944736][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1340.944777][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.944821][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.944889][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d9fc0 [ 1340.945017][ T32] r4:00000000 [ 1340.945089][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.945192][ T32] r9:83018005 r8:84a12400 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1340.945223][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.945276][ T32] r5:00001000 r4:eaf9d000 [ 1340.945312][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.945390][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.945446][ T32] r5:8544378c r4:85443400 [ 1340.945493][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.945583][ T32] r7:dddced40 r6:83018000 r5:8544378c r4:85041280 [ 1340.945612][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.945680][ T32] r10:61c88647 r9:84a12400 r8:850412ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.945720][ T32] r4:85041280 [ 1340.945747][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.945809][ T32] r10:00000000 r9:85041280 r8:8027ecf4 r7:eb7b1e60 r6:85041300 r5:84a12400 [ 1340.945889][ T32] r4:00000001 [ 1340.945918][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.945964][ T32] Exception stack(0xeb7b5fb0 to 0xeb7b5ff8) [ 1340.946023][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.946065][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.946142][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.946199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.946230][ T32] r4:847e0d80 [ 1340.946633][ T32] INFO: task kworker/0:239:5133 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1340.946672][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.946735][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.946778][ T32] Call trace: [ 1340.946822][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1340.946883][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1340.946909][ T32] r4:00000000 [ 1340.946968][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.947014][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1340.947087][ T32] 1d20: 8488e000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1340.947137][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1340.947165][ T32] 1d60: 80070013 ffffffff [ 1340.947191][ T32] r5:80070013 r4:80239bb0 [ 1340.947213][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.947258][ T32] r4:82ac11e4 [ 1340.947301][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.947370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1340.947404][ T32] r4:e0451dc0 [ 1340.947425][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.947473][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1340.947496][ T32] r4:00000000 [ 1340.947516][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.947564][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1340.947587][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.947630][ T32] r5:00001000 r4:ee619000 [ 1340.947651][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.947714][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.947786][ T32] r5:8495ab8c r4:8495a800 [ 1340.947835][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.947910][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1340.947935][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.947987][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.948011][ T32] r4:847a6c80 [ 1340.948031][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.948087][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1340.948112][ T32] r4:00000001 [ 1340.948154][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.948196][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1340.948225][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.948258][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.948289][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.948321][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.948345][ T32] r4:84789140 [ 1340.948410][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.948440][ T32] INFO: task kworker/0:240:5136 blocked for more than 467 seconds. [ 1340.948471][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.948496][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.948527][ T32] task:kworker/0:240 state:D stack:0 pid:5136 tgid:5136 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.948590][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.948657][ T32] Call trace: [ 1340.948689][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1340.948761][ T32] r10:829189c0 r9:eb7b9d84 r8:00000002 r7:60000013 r6:eb7b9d8c r5:84a13000 [ 1340.948790][ T32] r4:84a13000 [ 1340.948811][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1340.948856][ T32] r5:84a13000 r4:829189bc [ 1340.948900][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.948945][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.948997][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7b9e08 [ 1340.949020][ T32] r4:00000000 [ 1340.949039][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1340.949086][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.949129][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.949175][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85497500 [ 1340.949222][ T32] r4:00000000 [ 1340.949246][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.949327][ T32] r9:83018005 r8:84a13000 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1340.949352][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.949396][ T32] r5:00001000 r4:eafaf000 [ 1340.949421][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.949465][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.949519][ T32] r5:85443b8c r4:85443800 [ 1340.949542][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.949589][ T32] r7:dddced40 r6:83018000 r5:85443b8c r4:85041380 [ 1340.949610][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.949659][ T32] r10:61c88647 r9:84a13000 r8:850413ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.949715][ T32] r4:85041380 [ 1340.949739][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.949809][ T32] r10:00000000 r9:85041380 r8:8027ecf4 r7:eb7b5e60 r6:85041400 r5:84a13000 [ 1340.949837][ T32] r4:00000001 [ 1340.975154][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.975320][ T32] Exception stack(0xeb7b9fb0 to 0xeb7b9ff8) [ 1340.975363][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.975397][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.975427][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.975485][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.975514][ T32] r4:847e0e00 [ 1340.975929][ T32] INFO: task kworker/0:240:5136 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1340.975979][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.976075][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.976133][ T32] Call trace: [ 1340.976194][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1340.976252][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1340.976278][ T32] r4:00000000 [ 1340.976298][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.976339][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1340.976371][ T32] 1d20: 84ef3000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1340.976424][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1340.976478][ T32] 1d60: 80070013 ffffffff ** 1 printk messages dropped ** [ 1340.976530][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.976578][ T32] r4:82ac11e4 [ 1340.976599][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.976662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1340.976690][ T32] r4:e0451dc0 [ 1340.976711][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.976780][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1340.976828][ T32] r4:00000000 [ 1340.976874][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.976927][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1340.976971][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.977032][ T32] r5:00001000 r4:ee619000 [ 1340.977081][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.977152][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.977205][ T32] r5:8495ab8c r4:8495a800 [ 1340.977236][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.977289][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1340.977311][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.977361][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.977385][ T32] r4:847a6c80 [ 1340.977405][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.977455][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1340.977479][ T32] r4:00000001 [ 1340.977520][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.977585][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1340.977639][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.977673][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.977702][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.977859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.977886][ T32] r4:84789140 [ 1340.977909][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.977973][ T32] INFO: task kworker/0:241:5137 blocked for more than 467 seconds. [ 1340.978011][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.978061][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1340.978186][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1340.978440][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1340.978506][ T32] r5:854c2400 r4:829189bc [ 1340.978538][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.978585][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1340.978801][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1340.979147][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1340.979602][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1340.979797][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1340.988971][ T32] Call trace: ** 6 printk messages dropped ** [ 1340.989267][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1340.989538][ T32] r4:e0451dc0 ** 4 printk messages dropped ** [ 1340.989720][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 ** 6 printk messages dropped ** [ 1340.994315][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 ** 3 printk messages dropped ** [ 1340.994463][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1340.994929][ T32] r4:84789140 ** 4 printk messages dropped ** [ 1340.995126][ T32] task:kworker/0:242 state:D stack:0 pid:5139 tgid:5139 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1340.995487][ T32] r5:854c3000 r4:829189bc ** 2 printk messages dropped ** [ 1340.995648][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7cde08 ** 8 printk messages dropped ** [ 1340.996094][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1340.996566][ T32] r10:61c88647 r9:854c3000 r8:8504152c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1340.996915][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1340.997409][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1340.998002][ T32] 1d60: 80070013 ffffffff [ 1340.998038][ T32] r5:80070013 r4:80239bb0 [ 1340.998062][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.998111][ T32] r4:82ac11e4 [ 1340.998156][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.998248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1340.998277][ T32] r4:e0451dc0 [ 1340.998333][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1340.998392][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1340.998416][ T32] r4:00000000 [ 1340.998436][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1340.998483][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1340.998505][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1340.998549][ T32] r5:00001000 r4:ee619000 [ 1340.998570][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1340.998635][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.998682][ T32] r5:8495ab8c r4:8495a800 [ 1340.998721][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1340.998772][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1340.998793][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1340.998887][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.998914][ T32] r4:847a6c80 [ 1340.998934][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1340.998985][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1340.999029][ T32] r4:00000001 [ 1340.999053][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.999099][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1340.999130][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.999162][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.999234][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.999271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1340.999295][ T32] r4:84789140 [ 1340.999316][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.999342][ T32] INFO: task kworker/0:243:5140 blocked for more than 467 seconds. [ 1340.999371][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.999395][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.999420][ T32] task:kworker/0:243 state:D stack:0 pid:5140 tgid:5140 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.999468][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.999508][ T32] Call trace: [ 1340.999565][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1340.999616][ T32] r10:829189c0 r9:eb7d1d84 r8:00000002 r7:60000013 r6:eb7d1d8c r5:854c3c00 [ 1340.999661][ T32] r4:854c3c00 [ 1340.999685][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1340.999729][ T32] r5:854c3c00 r4:829189bc [ 1340.999750][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.999793][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.999843][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7d1e08 [ 1340.999866][ T32] r4:00000000 [ 1341.012838][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1341.012977][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.013051][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.013110][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851fc280 [ 1341.013168][ T32] r4:00000000 [ 1341.013214][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.013269][ T32] r9:83018005 r8:854c3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1341.013313][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.013364][ T32] r5:00001000 r4:eb353000 [ 1341.013386][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.013473][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.013562][ T32] r5:8499078c r4:84990400 [ 1341.013586][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.013645][ T32] r7:dddced40 r6:83018000 r5:8499078c r4:85041580 [ 1341.013672][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.013772][ T32] r10:61c88647 r9:854c3c00 r8:850415ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.013823][ T32] r4:85041580 [ 1341.013847][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.013919][ T32] r10:00000000 r9:85041580 r8:8027ecf4 r7:eb7cde60 r6:8478a180 r5:854c3c00 [ 1341.013947][ T32] r4:00000001 [ 1341.013968][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.014007][ T32] Exception stack(0xeb7d1fb0 to 0xeb7d1ff8) [ 1341.014060][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.014100][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.014130][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.014162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.014202][ T32] r4:851fc0c0 [ 1341.014596][ T32] INFO: task kworker/0:243:5140 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1341.014633][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.014704][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.014778][ T32] Call trace: [ 1341.014836][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1341.014892][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1341.014917][ T32] r4:00000000 [ 1341.014937][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.014977][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1341.015034][ T32] 1d20: 85511000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1341.015099][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1341.015387][ T32] r4:e0451dc0 ** 2 printk messages dropped ** [ 1341.015485][ T32] r4:00000000 [ 1341.015505][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.015553][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1341.015575][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.015619][ T32] r5:00001000 r4:ee619000 [ 1341.015661][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.015729][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.015778][ T32] r5:8495ab8c r4:8495a800 [ 1341.015800][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.015849][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1341.015892][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.015977][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.016004][ T32] r4:847a6c80 [ 1341.016027][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.016094][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1341.016122][ T32] r4:00000001 [ 1341.016143][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.016181][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1341.016210][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.016250][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.016297][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.016333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.016386][ T32] r4:84789140 [ 1341.016433][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.016500][ T32] INFO: task kworker/0:244:5142 blocked for more than 467 seconds. [ 1341.016541][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.016568][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.016590][ T32] task:kworker/0:244 state:D stack:0 pid:5142 tgid:5142 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.016693][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.016738][ T32] Call trace: [ 1341.016769][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1341.016820][ T32] r10:829189c0 r9:eb7d9d84 r8:00000002 r7:60000113 r6:eb7d9d8c r5:854c1800 [ 1341.016844][ T32] r4:854c1800 [ 1341.016873][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1341.016955][ T32] r5:854c1800 r4:829189bc [ 1341.016979][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.017022][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.017093][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7d9e08 [ 1341.017120][ T32] r4:00000000 [ 1341.017162][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1341.017207][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.017257][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1341.017685][ T32] r7:dddced40 r6:83018000 r5:8545038c r4:85041600 ** 10 printk messages dropped ** [ 1341.018139][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1341.018878][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1341.019278][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1341.019702][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 ** 3 printk messages dropped ** [ 1341.019849][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.046148][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1341.046269][ T32] r4:00000001 [ 1341.046303][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.046372][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1341.046410][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.046443][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.046474][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.046527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.046556][ T32] r4:84789140 [ 1341.046585][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.046622][ T32] INFO: task kworker/0:245:5144 blocked for more than 467 seconds. [ 1341.046672][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.046705][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.046731][ T32] task:kworker/0:245 state:D stack:0 pid:5144 tgid:5144 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.046841][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.046976][ T32] Call trace: [ 1341.047022][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1341.047091][ T32] r10:829189c0 r9:eb7e5d84 r8:00000002 r7:60000113 r6:eb7e5d8c r5:854c5400 [ 1341.047121][ T32] r4:854c5400 [ 1341.047144][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1341.047205][ T32] r5:854c5400 r4:829189bc [ 1341.047233][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.047279][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.047335][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7e5e08 [ 1341.047361][ T32] r4:00000000 [ 1341.047382][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1341.047447][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.047498][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.047548][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851fc5c0 [ 1341.047574][ T32] r4:00000000 [ 1341.047641][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.047698][ T32] r9:83018005 r8:854c5400 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1341.047745][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.047796][ T32] r5:00001000 r4:eb395000 [ 1341.047818][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.047864][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.047907][ T32] r5:8545078c r4:85450400 ** 1 printk messages dropped ** [ 1341.048042][ T32] r7:dddced40 r6:83018000 r5:8545078c r4:85041680 ** 10 printk messages dropped ** [ 1341.048501][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1341.049477][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 ** 12 printk messages dropped ** [ 1341.059033][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 15 printk messages dropped ** [ 1341.059829][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.064671][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.064800][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.064858][ T32] r4:84789140 [ 1341.064890][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.064972][ T32] INFO: task kworker/0:246:5146 blocked for more than 467 seconds. [ 1341.065016][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.065046][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.065076][ T32] task:kworker/0:246 state:D stack:0 pid:5146 tgid:5146 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.065146][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.065230][ T32] Call trace: [ 1341.065306][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1341.065374][ T32] r10:829189c0 r9:eb7edd84 r8:00000002 r7:60000113 r6:eb7edd8c r5:854c6000 [ 1341.065400][ T32] r4:854c6000 [ 1341.065422][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1341.065468][ T32] r5:854c6000 r4:829189bc [ 1341.065501][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.065551][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.065616][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7ede08 [ 1341.065645][ T32] r4:00000000 [ 1341.065669][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1341.065727][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.065799][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.065852][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84795bc0 [ 1341.065878][ T32] r4:00000000 [ 1341.065901][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.065975][ T32] r9:83018005 r8:854c6000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1341.066003][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.066085][ T32] r5:00001000 r4:eb4c7000 [ 1341.066113][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.066159][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.066240][ T32] r5:85452b8c r4:85452800 [ 1341.066282][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.066349][ T32] r7:dddced40 r6:83018000 r5:85452b8c r4:85041700 [ 1341.066377][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.066452][ T32] r10:61c88647 r9:854c6000 r8:8504172c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.066482][ T32] r4:85041700 [ 1341.066505][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.066558][ T32] r10:00000000 r9:85041700 r8:8027ecf4 r7:eb7cde60 r6:8478a300 r5:854c6000 [ 1341.066583][ T32] r4:00000001 [ 1341.066604][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.066644][ T32] Exception stack(0xeb7edfb0 to 0xeb7edff8) [ 1341.066676][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.066708][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.066740][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.066790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.066819][ T32] r4:851fc3c0 [ 1341.067226][ T32] INFO: task kworker/0:246:5146 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1341.067267][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.067361][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.067435][ T32] Call trace: [ 1341.067515][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1341.067577][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1341.067605][ T32] r4:00000000 [ 1341.067639][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.067708][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1341.067747][ T32] 1d20: 85b02000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1341.067780][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1341.067807][ T32] 1d60: 80070013 ffffffff [ 1341.067834][ T32] r5:80070013 r4:80239bb0 [ 1341.067856][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.067904][ T32] r4:82ac11e4 [ 1341.067983][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.068040][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1341.068066][ T32] r4:e0451dc0 [ 1341.068121][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.068175][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1341.068203][ T32] r4:00000000 [ 1341.068245][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.068299][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1341.068329][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.068397][ T32] r5:00001000 r4:ee619000 [ 1341.068447][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.068497][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.068564][ T32] r5:8495ab8c r4:8495a800 [ 1341.068613][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.068678][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1341.068704][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.068802][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.068853][ T32] r4:847a6c80 [ 1341.068922][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.068981][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1341.069008][ T32] r4:00000001 [ 1341.069031][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.069098][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1341.069153][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.069189][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.069241][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.069291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.069320][ T32] r4:84789140 [ 1341.069371][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.069403][ T32] INFO: task kworker/0:247:5148 blocked for more than 467 seconds. [ 1341.069458][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.069520][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.069549][ T32] task:kworker/0:247 state:D stack:0 pid:5148 tgid:5148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.069632][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.069704][ T32] Call trace: [ 1341.069764][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1341.069826][ T32] r10:829189c0 r9:eb7f5d84 r8:00000002 r7:60000113 r6:eb7f5d8c r5:854c0c00 [ 1341.070017][ T32] r4:854c0c00 [ 1341.084290][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1341.084506][ T32] r5:854c0c00 r4:829189bc [ 1341.084602][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.084691][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.084758][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7f5e08 [ 1341.084788][ T32] r4:00000000 [ 1341.084813][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1341.084886][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1341.085004][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851fc800 ** 4 printk messages dropped ** [ 1341.085232][ T32] r5:00001000 r4:eb411000 [ 1341.085257][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.085350][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.085405][ T32] r5:85450f8c r4:85450c00 [ 1341.085430][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.085489][ T32] r7:dddced40 r6:83018000 r5:85450f8c r4:85041780 [ 1341.085535][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.085599][ T32] r10:61c88647 r9:854c0c00 r8:850417ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.085649][ T32] r4:85041780 [ 1341.085677][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.085738][ T32] r10:00000000 r9:85041780 r8:8027ecf4 r7:eb7ede60 r6:8478a380 r5:854c0c00 [ 1341.085802][ T32] r4:00000001 [ 1341.085829][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.085875][ T32] Exception stack(0xeb7f5fb0 to 0xeb7f5ff8) [ 1341.085940][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.085981][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.086038][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.086116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.086149][ T32] r4:851fc4c0 [ 1341.086613][ T32] INFO: task kworker/0:247:5148 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1341.086656][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.086769][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.086831][ T32] Call trace: [ 1341.086878][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1341.086936][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1341.086961][ T32] r4:00000000 [ 1341.086981][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.087042][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1341.087084][ T32] 1d20: 85e6d000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1341.087118][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1341.087143][ T32] 1d60: 80070013 ffffffff [ 1341.087168][ T32] r5:80070013 r4:80239bb0 [ 1341.087189][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.087233][ T32] r4:82ac11e4 [ 1341.087255][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.087325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1341.087353][ T32] r4:e0451dc0 [ 1341.087374][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.087422][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1341.087445][ T32] r4:00000000 [ 1341.087464][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.087512][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1341.087534][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.087579][ T32] r5:00001000 r4:ee619000 [ 1341.087621][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.087668][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.087735][ T32] r5:8495ab8c r4:8495a800 [ 1341.087760][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.087831][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1341.087872][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.087926][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.087950][ T32] r4:847a6c80 [ 1341.087984][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.088060][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1341.088100][ T32] r4:00000001 [ 1341.088124][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.088163][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1341.088193][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.088225][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.088263][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.088300][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.088323][ T32] r4:84789140 [ 1341.088362][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.088395][ T32] INFO: task kworker/0:248:5150 blocked for more than 467 seconds. [ 1341.088429][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.088455][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.088485][ T32] task:kworker/0:248 state:D stack:0 pid:5150 tgid:5150 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.088536][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.088575][ T32] Call trace: [ 1341.088627][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1341.088709][ T32] r10:829189c0 r9:eb7fdd84 r8:00000002 r7:60000013 r6:eb7fdd8c r5:854c4800 [ 1341.088738][ T32] r4:854c4800 [ 1341.088772][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1341.088834][ T32] r5:854c4800 r4:829189bc [ 1341.088879][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.088923][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.088994][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7fde08 [ 1341.089021][ T32] r4:00000000 [ 1341.089063][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1341.089111][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.089152][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.089199][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851fc900 [ 1341.089223][ T32] r4:00000000 [ 1341.089243][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.089288][ T32] r9:83018005 r8:854c4800 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1341.089333][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.089390][ T32] r5:00001000 r4:eb443000 [ 1341.089417][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.089460][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.089501][ T32] r5:8545138c r4:85451000 [ 1341.089551][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.089602][ T32] r7:dddced40 r6:83018000 r5:8545138c r4:85041880 [ 1341.089625][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.089675][ T32] r10:61c88647 r9:854c4800 r8:850418ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.089698][ T32] r4:85041880 [ 1341.089717][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.089795][ T32] r10:00000000 r9:85041880 r8:8027ecf4 r7:eb7ede60 r6:8478a400 r5:854c4800 [ 1341.089825][ T32] r4:00000001 [ 1341.089870][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.112902][ T32] Exception stack(0xeb7fdfb0 to 0xeb7fdff8) [ 1341.113013][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.113054][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.113114][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.113156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.113183][ T32] r4:851fc900 [ 1341.113614][ T32] INFO: task kworker/0:248:5150 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1341.113679][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.113836][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.113923][ T32] Call trace: [ 1341.113983][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1341.114048][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1341.114090][ T32] r4:00000000 [ 1341.114115][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.114160][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1341.114257][ T32] 1d20: 86419000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1341.114295][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1341.114333][ T32] 1d60: 80070013 ffffffff [ 1341.114364][ T32] r5:80070013 r4:80239bb0 [ 1341.114386][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.114434][ T32] r4:82ac11e4 [ 1341.114471][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.114523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1341.114548][ T32] r4:e0451dc0 [ 1341.114569][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.114616][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1341.114639][ T32] r4:00000000 [ 1341.114660][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.114719][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1341.114745][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.114792][ T32] r5:00001000 r4:ee619000 [ 1341.114813][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.114854][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.114897][ T32] r5:8495ab8c r4:8495a800 [ 1341.114918][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.114965][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1341.115009][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.115095][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.115123][ T32] r4:847a6c80 [ 1341.115145][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.115196][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1341.115219][ T32] r4:00000001 [ 1341.115252][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.115292][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1341.115321][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.115376][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.115430][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.115466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.115516][ T32] r4:84789140 [ 1341.115542][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.115592][ T32] INFO: task kworker/0:249:5152 blocked for more than 467 seconds. [ 1341.115651][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.115682][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.115704][ T32] task:kworker/0:249 state:D stack:0 pid:5152 tgid:5152 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.115789][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.115857][ T32] Call trace: [ 1341.115898][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1341.115952][ T32] r10:829189c0 r9:eb805d84 r8:00000002 r7:60000113 r6:eb805d8c r5:854bd400 [ 1341.115977][ T32] r4:854bd400 [ 1341.115996][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1341.116040][ T32] r5:854bd400 r4:829189bc [ 1341.116087][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.116135][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.116223][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb805e08 [ 1341.116261][ T32] r4:00000000 [ 1341.116284][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1341.116325][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.116365][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.116435][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851fcac0 [ 1341.116462][ T32] r4:00000000 [ 1341.116482][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.116552][ T32] r9:83018005 r8:854bd400 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1341.116578][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.116632][ T32] r5:00001000 r4:eb45d000 [ 1341.116655][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.116702][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.116780][ T32] r5:8545178c r4:85451400 [ 1341.116804][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.116853][ T32] r7:dddced40 r6:83018000 r5:8545178c r4:85041800 [ 1341.116875][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.116945][ T32] r10:61c88647 r9:854bd400 r8:8504182c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.116973][ T32] r4:85041800 [ 1341.116994][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.117043][ T32] r10:00000000 r9:85041800 r8:8027ecf4 r7:eb7ede60 r6:8478a480 r5:854bd400 [ 1341.117101][ T32] r4:00000001 [ 1341.117125][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.117164][ T32] Exception stack(0xeb805fb0 to 0xeb805ff8) [ 1341.117193][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.117224][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.117274][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.117310][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.117334][ T32] r4:851fc700 [ 1341.117578][ T32] INFO: task kworker/0:249:5152 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1341.117637][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.117709][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.117750][ T32] Call trace: [ 1341.117809][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1341.117887][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1341.117937][ T32] r4:00000000 [ 1341.117992][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.118037][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1341.118095][ T32] 1d20: 86419000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1341.118132][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1341.118158][ T32] 1d60: 80070013 ffffffff [ 1341.118220][ T32] r5:80070013 r4:80239bb0 [ 1341.118245][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.118291][ T32] r4:82ac11e4 [ 1341.118312][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.118366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1341.118413][ T32] r4:e0451dc0 [ 1341.118460][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.118512][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1341.118535][ T32] r4:00000000 [ 1341.118564][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.118616][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1341.118640][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.118684][ T32] r5:00001000 r4:ee619000 [ 1341.118705][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.118746][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.118813][ T32] r5:8495ab8c r4:8495a800 [ 1341.118858][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.118910][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 ** 2 printk messages dropped ** [ 1341.119005][ T32] r4:847a6c80 ** 2 printk messages dropped ** [ 1341.119117][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1341.119223][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1341.119382][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1341.119662][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.119706][ T32] Call trace: [ 1341.119758][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1341.119811][ T32] r10:829189c0 r9:eb80dd84 r8:00000002 r7:60000013 r6:eb80dd8c r5:854bb000 [ 1341.119905][ T32] r4:854bb000 [ 1341.130466][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1341.130566][ T32] r5:854bb000 r4:829189bc [ 1341.130591][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.130635][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.130707][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb80de08 [ 1341.130756][ T32] r4:00000000 [ 1341.130803][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1341.130870][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.130938][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.130993][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851fcbc0 [ 1341.131039][ T32] r4:00000000 [ 1341.131065][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.131143][ T32] r9:83018005 r8:854bb000 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1341.131171][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.131218][ T32] r5:00001000 r4:eb46d000 [ 1341.131239][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.131280][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.131352][ T32] r5:85451b8c r4:85451800 [ 1341.131376][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.131425][ T32] r7:dddced40 r6:83018000 r5:85451b8c r4:85041900 [ 1341.131469][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.131522][ T32] r10:61c88647 r9:854bb000 r8:8504192c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.131568][ T32] r4:85041900 [ 1341.131593][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.131667][ T32] r10:00000000 r9:85041900 r8:8027ecf4 r7:eb7ede60 r6:8478a500 r5:854bb000 [ 1341.131694][ T32] r4:00000001 [ 1341.131738][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.131780][ T32] Exception stack(0xeb80dfb0 to 0xeb80dff8) [ 1341.131812][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.131874][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.131907][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.131941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.131966][ T32] r4:851fc940 [ 1341.132348][ T32] INFO: task kworker/0:250:5154 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1341.132389][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.132486][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.132569][ T32] Call trace: [ 1341.132637][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1341.132695][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1341.132721][ T32] r4:00000000 [ 1341.132751][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.132796][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1341.132828][ T32] 1d20: 86419000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1341.132885][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1341.132913][ T32] 1d60: 80070013 ffffffff [ 1341.132939][ T32] r5:80070013 r4:80239bb0 [ 1341.132985][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.133053][ T32] r4:82ac11e4 [ 1341.133103][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.133155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1341.133180][ T32] r4:e0451dc0 [ 1341.133211][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.133276][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1341.133303][ T32] r4:00000000 [ 1341.133323][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.133385][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1341.133412][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.133457][ T32] r5:00001000 r4:ee619000 [ 1341.133509][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.133584][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.133631][ T32] r5:8495ab8c r4:8495a800 [ 1341.133652][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.133699][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1341.133721][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.133807][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.133835][ T32] r4:847a6c80 [ 1341.133855][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.133929][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1341.133978][ T32] r4:00000001 [ 1341.134003][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.134053][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1341.134092][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.134124][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.134155][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.134207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.134233][ T32] r4:84789140 [ 1341.134256][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.134314][ T32] INFO: task kworker/0:251:5156 blocked for more than 467 seconds. [ 1341.134373][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.134424][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.134449][ T32] task:kworker/0:251 state:D stack:0 pid:5156 tgid:5156 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.134521][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.134588][ T32] Call trace: [ 1341.134640][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1341.134703][ T32] r10:829189c0 r9:eb815d84 r8:00000002 r7:60000113 r6:eb815d8c r5:854c8c00 [ 1341.134730][ T32] r4:854c8c00 [ 1341.134751][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1341.134813][ T32] r5:854c8c00 r4:829189bc [ 1341.134848][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.134915][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.135006][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb815e08 [ 1341.135053][ T32] r4:00000000 [ 1341.135082][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1341.135126][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.135188][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.135248][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851fccc0 [ 1341.135290][ T32] r4:00000000 [ 1341.135323][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.135372][ T32] r9:83018005 r8:854c8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1341.135394][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.135458][ T32] r5:00001000 r4:eb47f000 [ 1341.135483][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.135526][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.135568][ T32] r5:85451f8c r4:85451c00 [ 1341.135589][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.135645][ T32] r7:dddced40 r6:83018000 r5:85451f8c r4:85041980 [ 1341.135683][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.135736][ T32] r10:61c88647 r9:854c8c00 r8:850419ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.135769][ T32] r4:85041980 [ 1341.135792][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.135882][ T32] r10:00000000 r9:85041980 r8:8027ecf4 r7:eb7ede60 r6:8478a580 r5:854c8c00 [ 1341.135931][ T32] r4:00000001 [ 1341.135976][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.136037][ T32] Exception stack(0xeb815fb0 to 0xeb815ff8) [ 1341.136090][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.136149][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.136206][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.136242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.136268][ T32] r4:851fcc00 [ 1341.136494][ T32] INFO: task kworker/0:251:5156 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1341.136529][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.136614][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.136692][ T32] Call trace: [ 1341.136724][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1341.136777][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1341.136802][ T32] r4:00000000 [ 1341.136822][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.136862][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1341.136895][ T32] 1d20: 86419000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1341.136926][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1341.136973][ T32] 1d60: 80070013 ffffffff [ 1341.137004][ T32] r5:80070013 r4:80239bb0 [ 1341.137034][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.137087][ T32] r4:82ac11e4 [ 1341.137132][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.137183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1341.137207][ T32] r4:e0451dc0 [ 1341.137228][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.137275][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1341.137319][ T32] r4:00000000 [ 1341.137343][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.137414][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1341.137464][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.137517][ T32] r5:00001000 r4:ee619000 [ 1341.137538][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.137601][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.137648][ T32] r5:8495ab8c r4:8495a800 [ 1341.137683][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.137733][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1341.137755][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.137825][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.137854][ T32] r4:847a6c80 [ 1341.137875][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.137926][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1341.137951][ T32] r4:00000001 [ 1341.137994][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.138034][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1341.138088][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.138123][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.138193][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.138252][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.138280][ T32] r4:84789140 [ 1341.138301][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.138328][ T32] INFO: task kworker/0:252:5158 blocked for more than 467 seconds. [ 1341.138379][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.138430][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.138476][ T32] task:kworker/0:252 state:D stack:0 pid:5158 tgid:5158 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.138570][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.138616][ T32] Call trace: [ 1341.138647][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1341.138729][ T32] r10:829189c0 r9:eb81dd84 r8:00000002 r7:60000013 r6:eb81dd8c r5:854c8000 [ 1341.138778][ T32] r4:854c8000 [ 1341.138801][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1341.138847][ T32] r5:854c8000 r4:829189bc [ 1341.138869][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.138910][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.138973][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb81de08 [ 1341.139010][ T32] r4:00000000 [ 1341.139033][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1341.139100][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.139145][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.139212][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851fce40 [ 1341.139239][ T32] r4:00000000 [ 1341.139261][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.139308][ T32] r9:83018005 r8:854c8000 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1341.139329][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.139372][ T32] r5:00001000 r4:eb497000 [ 1341.139392][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.139438][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.139489][ T32] r5:8545238c r4:85452000 [ 1341.139513][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.139584][ T32] r7:dddced40 r6:83018000 r5:8545238c r4:85041a00 [ 1341.139610][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.139685][ T32] r10:61c88647 r9:854c8000 r8:85041a2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.139712][ T32] r4:85041a00 [ 1341.139732][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.139781][ T32] r10:00000000 r9:85041a00 r8:8027ecf4 r7:eb7ede60 r6:8478a600 r5:854c8000 [ 1341.139804][ T32] r4:00000001 [ 1341.139847][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.170500][ T32] Exception stack(0xeb81dfb0 to 0xeb81dff8) [ 1341.170592][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.170681][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.170740][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.170783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.170810][ T32] r4:851fc700 [ 1341.171218][ T32] INFO: task kworker/0:252:5158 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1341.171259][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.171362][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.171467][ T32] Call trace: [ 1341.171507][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1341.171593][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1341.171644][ T32] r4:00000000 [ 1341.171669][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.171754][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1341.171801][ T32] 1d20: 86c10000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1341.171860][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1341.171910][ T32] 1d60: 80070013 ffffffff [ 1341.171940][ T32] r5:80070013 r4:80239bb0 [ 1341.171962][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.172011][ T32] r4:82ac11e4 [ 1341.172033][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.172115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1341.172143][ T32] r4:e0451dc0 [ 1341.172188][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.172242][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1341.172266][ T32] r4:00000000 [ 1341.172310][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.172386][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1341.172414][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.172461][ T32] r5:00001000 r4:ee619000 [ 1341.172482][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.172524][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.172568][ T32] r5:8495ab8c r4:8495a800 [ 1341.172611][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.172694][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1341.172720][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.172793][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.172842][ T32] r4:847a6c80 [ 1341.172866][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.172940][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1341.172968][ T32] r4:00000001 [ 1341.172989][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.173027][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1341.173068][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.173133][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.173187][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.173223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.173247][ T32] r4:84789140 [ 1341.173280][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.173314][ T32] INFO: task kworker/0:253:5160 blocked for more than 467 seconds. [ 1341.173349][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.173376][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.173398][ T32] task:kworker/0:253 state:D stack:0 pid:5160 tgid:5160 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.173464][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.173527][ T32] Call trace: [ 1341.173584][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1341.173637][ T32] r10:829189c0 r9:eb825d84 r8:00000002 r7:60000113 r6:eb825d8c r5:854c9800 [ 1341.173661][ T32] r4:854c9800 [ 1341.173702][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1341.173773][ T32] r5:854c9800 r4:829189bc [ 1341.173796][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.173861][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.173915][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb825e08 [ 1341.173960][ T32] r4:00000000 [ 1341.174005][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1341.174049][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.174097][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.174145][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851fcec0 [ 1341.174185][ T32] r4:00000000 [ 1341.174208][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.174255][ T32] r9:83018005 r8:854c9800 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1341.174289][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.174335][ T32] r5:00001000 r4:eb4b3000 [ 1341.174427][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.174472][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.174515][ T32] r5:8545278c r4:85452400 [ 1341.174535][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.174580][ T32] r7:dddced40 r6:83018000 r5:8545278c r4:85041a80 [ 1341.174601][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.174675][ T32] r10:61c88647 r9:854c9800 r8:85041aac r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.174702][ T32] r4:85041a80 [ 1341.174722][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.174770][ T32] r10:00000000 r9:85041a80 r8:8027ecf4 r7:eb7ede60 r6:8478a680 r5:854c9800 [ 1341.174796][ T32] r4:00000001 [ 1341.174815][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.174851][ T32] Exception stack(0xeb825fb0 to 0xeb825ff8) [ 1341.174889][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.174924][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.174953][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.175018][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.175082][ T32] r4:851fcc40 [ 1341.175316][ T32] INFO: task kworker/0:253:5160 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1341.175352][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.175409][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.175450][ T32] Call trace: [ 1341.175530][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1341.175587][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1341.175612][ T32] r4:00000000 [ 1341.175631][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.175672][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1341.175725][ T32] 1d20: 86c10000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1341.175760][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1341.175787][ T32] 1d60: 80070013 ffffffff [ 1341.175812][ T32] r5:80070013 r4:80239bb0 [ 1341.175833][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.175897][ T32] r4:82ac11e4 [ 1341.175922][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.175984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1341.176011][ T32] r4:e0451dc0 [ 1341.176032][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.176087][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1341.176114][ T32] r4:00000000 [ 1341.176134][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.176181][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1341.176204][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.176266][ T32] r5:00001000 r4:ee619000 [ 1341.176291][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.176364][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.176446][ T32] r5:8495ab8c r4:8495a800 [ 1341.176471][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.176519][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1341.176541][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.176611][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.176660][ T32] r4:847a6c80 [ 1341.176683][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.176736][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1341.176790][ T32] r4:00000001 [ 1341.176828][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.176869][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1341.176919][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.176976][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.177030][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.177066][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.177119][ T32] r4:84789140 [ 1341.177144][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.177170][ T32] INFO: task kworker/0:254:5162 blocked for more than 467 seconds. [ 1341.177200][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.177245][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.177271][ T32] task:kworker/0:254 state:D stack:0 pid:5162 tgid:5162 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.177339][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.177408][ T32] Call trace: [ 1341.177441][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1341.177492][ T32] r10:829189c0 r9:eb82dd84 r8:00000002 r7:60000013 r6:eb82dd8c r5:854cbc00 [ 1341.177516][ T32] r4:854cbc00 [ 1341.177578][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1341.177627][ T32] r5:854cbc00 r4:829189bc [ 1341.177648][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.177690][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.177740][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb82de08 [ 1341.177764][ T32] r4:00000000 [ 1341.177793][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1341.177846][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.177893][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.177942][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547d040 [ 1341.177989][ T32] r4:00000000 [ 1341.178013][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.178061][ T32] r9:83018005 r8:854cbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 1341.178090][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.178133][ T32] r5:00001000 r4:eb4ef000 [ 1341.178154][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.178229][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.178290][ T32] r5:8545338c r4:85453000 [ 1341.178314][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.178386][ T32] r7:dddced40 r6:83018000 r5:8545338c r4:85041b00 [ 1341.178411][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.178483][ T32] r10:61c88647 r9:854cbc00 r8:85041b2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.178510][ T32] r4:85041b00 [ 1341.178531][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.178580][ T32] r10:00000000 r9:85041b00 r8:8027ecf4 r7:eb7ede60 r6:8478a700 r5:854cbc00 [ 1341.178603][ T32] r4:00000001 [ 1341.178624][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.178684][ T32] Exception stack(0xeb82dfb0 to 0xeb82dff8) [ 1341.178717][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.178749][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.178779][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.178833][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 2 printk messages dropped ** [ 1341.179123][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1341.179445][ T32] Exception stack(0xe0451d20 to 0xe0451d68) ** 1 printk messages dropped ** [ 1341.179530][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 ** 5 printk messages dropped ** [ 1341.179733][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1341.179777][ T32] r4:e0451dc0 ** 1 printk messages dropped ** [ 1341.198374][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 ** 6 printk messages dropped ** [ 1341.198703][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.198746][ T32] r5:8495ab8c r4:8495a800 [ 1341.198777][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.198830][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1341.198867][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.198921][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.198945][ T32] r4:847a6c80 [ 1341.198987][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.199050][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1341.199083][ T32] r4:00000001 [ 1341.199105][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.199145][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1341.199177][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.199232][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.199265][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.199320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.199358][ T32] r4:84789140 [ 1341.199403][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.199451][ T32] INFO: task kworker/0:255:5164 blocked for more than 467 seconds. [ 1341.199514][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.199544][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.199568][ T32] task:kworker/0:255 state:D stack:0 pid:5164 tgid:5164 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.199696][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.199748][ T32] Call trace: [ 1341.199831][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1341.204425][ T32] r10:829189c0 r9:eb835d84 r8:00000002 r7:60000113 r6:eb835d8c r5:854cb000 [ 1341.204470][ T32] r4:854cb000 [ 1341.204495][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1341.204577][ T32] r5:854cb000 r4:829189bc [ 1341.204608][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.204652][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.204726][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb835e08 [ 1341.204753][ T32] r4:00000000 [ 1341.204774][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1341.204817][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.204859][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.204905][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851fcf00 [ 1341.204929][ T32] r4:00000000 [ 1341.204975][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.205028][ T32] r9:83018005 r8:854cb000 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1341.205051][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.205106][ T32] r5:00001000 r4:eb4dd000 [ 1341.205147][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.205216][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.205263][ T32] r5:85452f8c r4:85452c00 [ 1341.205285][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.205332][ T32] r7:dddced40 r6:83018000 r5:85452f8c r4:85041b80 [ 1341.205355][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.205405][ T32] r10:61c88647 r9:854cb000 r8:85041bac r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.205429][ T32] r4:85041b80 [ 1341.205471][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.205525][ T32] r10:00000000 r9:85041b80 r8:8027ecf4 r7:eb82de60 r6:8478a780 r5:854cb000 [ 1341.205549][ T32] r4:00000001 [ 1341.205570][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.205630][ T32] Exception stack(0xeb835fb0 to 0xeb835ff8) [ 1341.205686][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.205721][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.205773][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.205830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.205858][ T32] r4:84795380 [ 1341.206254][ T32] INFO: task kworker/0:255:5164 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1341.206319][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.206417][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.206491][ T32] Call trace: [ 1341.206573][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1341.206632][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1341.206680][ T32] r4:00000000 [ 1341.206725][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.206770][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1341.206802][ T32] 1d20: 870ec000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1341.206834][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 ** 5 printk messages dropped ** [ 1341.207045][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1341.207068][ T32] r4:e0451dc0 [ 1341.207095][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.207144][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1341.207180][ T32] r4:00000000 [ 1341.207224][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.207275][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1341.207298][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.207342][ T32] r5:00001000 r4:ee619000 [ 1341.207406][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.207452][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.207530][ T32] r5:8495ab8c r4:8495a800 [ 1341.207554][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.207602][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1341.207623][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.207693][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.207720][ T32] r4:847a6c80 [ 1341.207741][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.207791][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1341.207815][ T32] r4:00000001 [ 1341.207835][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.207882][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1341.207929][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.207983][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.208015][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.208048][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.208099][ T32] r4:84789140 [ 1341.208126][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.208155][ T32] INFO: task kworker/0:256:5166 blocked for more than 467 seconds. [ 1341.208187][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.208213][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.208234][ T32] task:kworker/0:256 state:D stack:0 pid:5166 tgid:5166 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.208290][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.208336][ T32] Call trace: [ 1341.208421][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1341.208475][ T32] r10:829189c0 r9:eb83dd84 r8:00000002 r7:60000013 r6:eb83dd8c r5:854ca400 [ 1341.208515][ T32] r4:854ca400 [ 1341.208538][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1341.208583][ T32] r5:854ca400 r4:829189bc [ 1341.208604][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.208645][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.208706][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb83de08 [ 1341.208733][ T32] r4:00000000 [ 1341.208753][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1341.208795][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.208834][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.208880][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547d400 [ 1341.208904][ T32] r4:00000000 [ 1341.208924][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.208993][ T32] r9:83018005 r8:854ca400 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 1341.209018][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.209089][ T32] r5:00001000 r4:eb517000 [ 1341.209136][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.209181][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.209224][ T32] r5:85453b8c r4:85453800 [ 1341.209244][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.209290][ T32] r7:dddced40 r6:83018000 r5:85453b8c r4:85041c00 [ 1341.209311][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.209392][ T32] r10:61c88647 r9:854ca400 r8:85041c2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.209453][ T32] r4:85041c00 [ 1341.209477][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.209536][ T32] r10:00000000 r9:85041c00 r8:8027ecf4 r7:eb82de60 r6:8478a800 r5:854ca400 [ 1341.209563][ T32] r4:00000001 [ 1341.209583][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.209623][ T32] Exception stack(0xeb83dfb0 to 0xeb83dff8) [ 1341.209651][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.209681][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.209732][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.209769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.209793][ T32] r4:8547d080 [ 1341.226815][ T32] INFO: task kworker/0:256:5166 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1341.226987][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.227114][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.227181][ T32] Call trace: [ 1341.227339][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1341.227432][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1341.227461][ T32] r4:00000000 [ 1341.227484][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.227526][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1341.227650][ T32] 1d20: 87550000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1341.227687][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1341.227713][ T32] 1d60: 80070013 ffffffff [ 1341.227739][ T32] r5:80070013 r4:80239bb0 [ 1341.227760][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.227806][ T32] r4:82ac11e4 [ 1341.227827][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.227874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1341.227897][ T32] r4:e0451dc0 [ 1341.227958][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.228044][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1341.228112][ T32] r4:00000000 [ 1341.228140][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.228190][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1341.228243][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.228310][ T32] r5:00001000 r4:ee619000 [ 1341.228382][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.228429][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.228473][ T32] r5:8495ab8c r4:8495a800 [ 1341.228494][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.228577][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1341.228602][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.228689][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.228716][ T32] r4:847a6c80 [ 1341.228778][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.228834][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1341.228886][ T32] r4:00000001 [ 1341.228911][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.228966][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1341.228996][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.229028][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.229058][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.229098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.229121][ T32] r4:84789140 [ 1341.229145][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.229176][ T32] INFO: task kworker/0:257:5168 blocked for more than 467 seconds. [ 1341.229209][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.229235][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.229256][ T32] task:kworker/0:257 state:D stack:0 pid:5168 tgid:5168 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.229382][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.229489][ T32] Call trace: [ 1341.229554][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1341.229606][ T32] r10:829189c0 r9:eb845d84 r8:00000002 r7:60000113 r6:eb845d8c r5:854cc800 [ 1341.229630][ T32] r4:854cc800 [ 1341.229650][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1341.229726][ T32] r5:854cc800 r4:829189bc [ 1341.229750][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.229795][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.229941][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb845e08 [ 1341.240296][ T32] r4:00000000 [ 1341.240348][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1341.240435][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.240519][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.240572][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547d340 [ 1341.240598][ T32] r4:00000000 [ 1341.240642][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.240701][ T32] r9:83018005 r8:854cc800 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1341.240757][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.240810][ T32] r5:00001000 r4:eb505000 [ 1341.240833][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.240907][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.240976][ T32] r5:8545378c r4:85453400 [ 1341.241021][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.241081][ T32] r7:dddced40 r6:83018000 r5:8545378c r4:85041c80 [ 1341.241105][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.241203][ T32] r10:61c88647 r9:854cc800 r8:85041cac r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.241231][ T32] r4:85041c80 [ 1341.241254][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.241337][ T32] r10:00000000 r9:85041c80 r8:8027ecf4 r7:eb83de60 r6:8478a880 r5:854cc800 [ 1341.241370][ T32] r4:00000001 [ 1341.241394][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.241435][ T32] Exception stack(0xeb845fb0 to 0xeb845ff8) [ 1341.241496][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.241533][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.241563][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.241596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.241650][ T32] r4:8547d140 [ 1341.242071][ T32] INFO: task kworker/0:257:5168 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1341.242113][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.242273][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.242330][ T32] Call trace: [ 1341.242432][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1341.242492][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1341.242518][ T32] r4:00000000 [ 1341.242539][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.242603][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1341.242639][ T32] 1d20: 878a8000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1341.242696][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1341.242724][ T32] 1d60: 80070013 ffffffff [ 1341.242750][ T32] r5:80070013 r4:80239bb0 [ 1341.242772][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.242816][ T32] r4:82ac11e4 [ 1341.242874][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.242926][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1341.242966][ T32] r4:e0451dc0 [ 1341.243019][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.243073][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1341.243098][ T32] r4:00000000 [ 1341.243117][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.243164][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1341.243186][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.243229][ T32] r5:00001000 r4:ee619000 [ 1341.243280][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.243329][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.243374][ T32] r5:8495ab8c r4:8495a800 [ 1341.243395][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.243442][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1341.243464][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.243513][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.243557][ T32] r4:847a6c80 [ 1341.243580][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.243662][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1341.243689][ T32] r4:00000001 [ 1341.243710][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.243747][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1341.243802][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.243896][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.243983][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.244019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.244084][ T32] r4:84789140 [ 1341.244145][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.244220][ T32] INFO: task kworker/0:258:5170 blocked for more than 467 seconds. [ 1341.244292][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.244363][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.244388][ T32] task:kworker/0:258 state:D stack:0 pid:5170 tgid:5170 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.244473][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.244520][ T32] Call trace: [ 1341.244608][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1341.244664][ T32] r10:829189c0 r9:eb84dd84 r8:00000002 r7:60000113 r6:eb84dd8c r5:854cd400 [ 1341.244702][ T32] r4:854cd400 [ 1341.244726][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1341.244771][ T32] r5:854cd400 r4:829189bc [ 1341.244791][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.244833][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.244905][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb84de08 [ 1341.245010][ T32] r4:00000000 [ 1341.245065][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1341.245140][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.245186][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.245264][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547d580 [ 1341.245334][ T32] r4:00000000 [ 1341.245389][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.245472][ T32] r9:83018005 r8:854cd400 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1341.245529][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.245578][ T32] r5:00001000 r4:eb5b1000 [ 1341.245599][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.245673][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.245732][ T32] r5:85453f8c r4:85453c00 [ 1341.245753][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.245799][ T32] r7:dddced40 r6:83018000 r5:85453f8c r4:85041d00 [ 1341.245821][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.245904][ T32] r10:61c88647 r9:854cd400 r8:85041d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.245935][ T32] r4:85041d00 [ 1341.246000][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.246073][ T32] r10:00000000 r9:85041d00 r8:8027ecf4 r7:eb83de60 r6:8478a900 r5:854cd400 [ 1341.246101][ T32] r4:00000001 [ 1341.246121][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.246159][ T32] Exception stack(0xeb84dfb0 to 0xeb84dff8) [ 1341.246224][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.246274][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.246307][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.246344][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.246393][ T32] r4:8547d2c0 [ 1341.246658][ T32] INFO: task kworker/0:258:5170 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1341.246696][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.246788][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.246831][ T32] Call trace: [ 1341.246862][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1341.246915][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1341.246975][ T32] r4:00000000 [ 1341.247001][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.247043][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1341.247080][ T32] 1d20: 878a8000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1341.247112][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1341.247137][ T32] 1d60: 80070013 ffffffff [ 1341.247163][ T32] r5:80070013 r4:80239bb0 [ 1341.247184][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.247227][ T32] r4:82ac11e4 [ 1341.247252][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.247300][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1341.247329][ T32] r4:e0451dc0 [ 1341.247350][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.247425][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1341.247454][ T32] r4:00000000 [ 1341.247474][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.247522][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1341.247545][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.247588][ T32] r5:00001000 r4:ee619000 [ 1341.247642][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.247749][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.247830][ T32] r5:8495ab8c r4:8495a800 [ 1341.247853][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.247902][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1341.247923][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.247990][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.248043][ T32] r4:847a6c80 [ 1341.248071][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.248124][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1341.248148][ T32] r4:00000001 [ 1341.248169][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.248233][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1341.248266][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.248298][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.248357][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.248422][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.248448][ T32] r4:84789140 [ 1341.248511][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.248585][ T32] INFO: task kworker/0:259:5172 blocked for more than 467 seconds. [ 1341.248618][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.248643][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.248665][ T32] task:kworker/0:259 state:D stack:0 pid:5172 tgid:5172 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.248722][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.248766][ T32] Call trace: [ 1341.248831][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1341.248917][ T32] r10:829189c0 r9:eb855d84 r8:00000002 r7:60000113 r6:eb855d8c r5:854ce000 [ 1341.248959][ T32] r4:854ce000 [ 1341.248981][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1341.249026][ T32] r5:854ce000 r4:829189bc [ 1341.249046][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.249092][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.249176][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb855e08 [ 1341.249233][ T32] r4:00000000 [ 1341.249280][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1341.249323][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.249363][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.249452][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547d940 [ 1341.249479][ T32] r4:00000000 [ 1341.249528][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.249577][ T32] r9:83018005 r8:854ce000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 1341.249604][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.249648][ T32] r5:00001000 r4:eb5e9000 [ 1341.249671][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.249713][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.249756][ T32] r5:85454b8c r4:85454800 [ 1341.249808][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.270984][ T32] r7:dddced40 r6:83018000 r5:85454b8c r4:85041d80 [ 1341.271090][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.271196][ T32] r10:61c88647 r9:854ce000 r8:85041dac r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.271223][ T32] r4:85041d80 [ 1341.271244][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.271298][ T32] r10:00000000 r9:85041d80 r8:8027ecf4 r7:eb84de60 r6:8478a980 r5:854ce000 [ 1341.271322][ T32] r4:00000001 [ 1341.271342][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.271418][ T32] Exception stack(0xeb855fb0 to 0xeb855ff8) [ 1341.271484][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.271542][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.271597][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.271633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.271657][ T32] r4:8547d280 [ 1341.272061][ T32] INFO: task kworker/0:259:5172 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1341.272129][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.272206][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.272266][ T32] Call trace: [ 1341.272309][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1341.272390][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1341.272440][ T32] r4:00000000 [ 1341.272465][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.272507][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1341.272573][ T32] 1d20: 87d23000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1341.272632][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1341.272660][ T32] 1d60: 80070013 ffffffff [ 1341.272687][ T32] r5:80070013 r4:80239bb0 [ 1341.272707][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.272775][ T32] r4:82ac11e4 [ 1341.272822][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.272874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1341.272898][ T32] r4:e0451dc0 [ 1341.272928][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.273026][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1341.273058][ T32] r4:00000000 [ 1341.273085][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.273145][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1341.273172][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.273239][ T32] r5:00001000 r4:ee619000 [ 1341.273264][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.273308][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.273387][ T32] r5:8495ab8c r4:8495a800 [ 1341.273442][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.273493][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1341.273515][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.273588][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.273615][ T32] r4:847a6c80 [ 1341.273656][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.273732][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1341.273779][ T32] r4:00000001 [ 1341.273803][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.273841][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1341.273870][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.273900][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.273929][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.273977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.274002][ T32] r4:84789140 [ 1341.274035][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.274073][ T32] INFO: task kworker/0:260:5174 blocked for more than 467 seconds. [ 1341.274131][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.274189][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.274230][ T32] task:kworker/0:260 state:D stack:0 pid:5174 tgid:5174 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.274281][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.274321][ T32] Call trace: [ 1341.274392][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1341.274454][ T32] r10:829189c0 r9:eb85dd84 r8:00000002 r7:60000013 r6:eb85dd8c r5:854cec00 [ 1341.274501][ T32] r4:854cec00 [ 1341.274525][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1341.274571][ T32] r5:854cec00 r4:829189bc [ 1341.274591][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.274632][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.274707][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb85de08 [ 1341.274756][ T32] r4:00000000 [ 1341.274800][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1341.274844][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.274892][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.274958][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547d700 [ 1341.275005][ T32] r4:00000000 [ 1341.275050][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.275107][ T32] r9:83018005 r8:854cec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [ 1341.275130][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.275173][ T32] r5:00001000 r4:eb5c9000 [ 1341.275193][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.275233][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.275275][ T32] r5:8545438c r4:85454000 [ 1341.275317][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.275368][ T32] r7:dddced40 r6:83018000 r5:8545438c r4:85041e00 [ 1341.275423][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.275477][ T32] r10:61c88647 r9:854cec00 r8:85041e2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.275501][ T32] r4:85041e00 [ 1341.275544][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.275598][ T32] r10:00000000 r9:85041e00 r8:8027ecf4 r7:eb855e60 r6:8478aa00 r5:854cec00 [ 1341.275645][ T32] r4:00000001 [ 1341.275669][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.275708][ T32] Exception stack(0xeb85dfb0 to 0xeb85dff8) [ 1341.275736][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.275767][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.275795][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.275826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.275870][ T32] r4:8547d440 [ 1341.276127][ T32] INFO: task kworker/0:260:5174 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1341.276185][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.276247][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.276289][ T32] Call trace: [ 1341.276319][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1341.276373][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1341.276397][ T32] r4:00000000 [ 1341.276439][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.276485][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1341.276539][ T32] 1d20: 87d23000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1341.276574][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1341.276600][ T32] 1d60: 80070013 ffffffff [ 1341.276625][ T32] r5:80070013 r4:80239bb0 [ 1341.276646][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.276703][ T32] r4:82ac11e4 [ 1341.276727][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.276777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1341.276800][ T32] r4:e0451dc0 [ 1341.276820][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.276865][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1341.276889][ T32] r4:00000000 [ 1341.276932][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.276998][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1341.277021][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.277065][ T32] r5:00001000 r4:ee619000 [ 1341.277093][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.277136][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.277199][ T32] r5:8495ab8c r4:8495a800 [ 1341.277241][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.277291][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1341.277313][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.277388][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.277423][ T32] r4:847a6c80 [ 1341.277446][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.277496][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1341.277520][ T32] r4:00000001 [ 1341.277541][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.277577][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1341.277606][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.277654][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.277686][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.277719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.277757][ T32] r4:84789140 [ 1341.277781][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.277807][ T32] INFO: task kworker/0:261:5176 blocked for more than 467 seconds. [ 1341.277836][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.277871][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.277897][ T32] task:kworker/0:261 state:D stack:0 pid:5176 tgid:5176 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.277958][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.278000][ T32] Call trace: [ 1341.278030][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1341.278086][ T32] r10:829189c0 r9:eb865d84 r8:00000002 r7:60000113 r6:eb865d8c r5:854d0c00 [ 1341.278121][ T32] r4:854d0c00 [ 1341.278145][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1341.278232][ T32] r5:854d0c00 r4:829189bc [ 1341.278255][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.278341][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.278421][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb865e08 [ 1341.278448][ T32] r4:00000000 [ 1341.278491][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1341.278535][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.278614][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.278701][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547d800 [ 1341.278726][ T32] r4:00000000 [ 1341.278746][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.278812][ T32] r9:83018005 r8:854d0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 1341.278848][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.278914][ T32] r5:00001000 r4:eb5d9000 [ 1341.278959][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.279020][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.279101][ T32] r5:8545478c r4:85454400 [ 1341.279127][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.279174][ T32] r7:dddced40 r6:83018000 r5:8545478c r4:85041e80 [ 1341.279197][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.279270][ T32] r10:61c88647 r9:854d0c00 r8:85041eac r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.279297][ T32] r4:85041e80 [ 1341.279320][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.279373][ T32] r10:00000000 r9:85041e80 r8:8027ecf4 r7:eb855e60 r6:8478aa80 r5:854d0c00 [ 1341.279422][ T32] r4:00000001 [ 1341.279468][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.279531][ T32] Exception stack(0xeb865fb0 to 0xeb865ff8) [ 1341.279589][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.279623][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.279683][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.279720][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.279766][ T32] r4:8547d500 [ 1341.302239][ T32] INFO: task kworker/0:261:5176 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1341.302370][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.302484][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.302569][ T32] Call trace: [ 1341.302621][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1341.302705][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1341.302764][ T32] r4:00000000 [ 1341.302793][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.302841][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1341.302877][ T32] 1d20: 88159000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1341.302913][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1341.302939][ T32] 1d60: 80070013 ffffffff [ 1341.302967][ T32] r5:80070013 r4:80239bb0 [ 1341.302989][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.303036][ T32] r4:82ac11e4 [ 1341.303061][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.303128][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1341.303183][ T32] r4:e0451dc0 [ 1341.303234][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.303314][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1341.303347][ T32] r4:00000000 [ 1341.303394][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.303473][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1341.303524][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.303577][ T32] r5:00001000 r4:ee619000 [ 1341.303601][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.303646][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.303692][ T32] r5:8495ab8c r4:8495a800 [ 1341.303715][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.303782][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1341.303810][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.303863][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.303889][ T32] r4:847a6c80 [ 1341.303913][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.304011][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1341.304042][ T32] r4:00000001 [ 1341.304066][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.304114][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1341.304145][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.304199][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.304235][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.304271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.304316][ T32] r4:84789140 [ 1341.304350][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.304382][ T32] INFO: task kworker/0:262:5179 blocked for more than 467 seconds. [ 1341.304419][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.304448][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.304471][ T32] task:kworker/0:262 state:D stack:0 pid:5179 tgid:5179 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.304550][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.304623][ T32] Call trace: [ 1341.304672][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1341.304736][ T32] r10:829189c0 r9:eb871d84 r8:00000002 r7:60000113 r6:eb871d8c r5:854d0000 [ 1341.304767][ T32] r4:854d0000 [ 1341.304790][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1341.304846][ T32] r5:854d0000 r4:829189bc [ 1341.304873][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.304942][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.305002][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb871e08 [ 1341.305050][ T32] r4:00000000 [ 1341.305081][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1341.305126][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.305183][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.305236][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547da40 [ 1341.305281][ T32] r4:00000000 [ 1341.305317][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.305374][ T32] r9:83018005 r8:854d0000 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 [ 1341.305399][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.305457][ T32] r5:00001000 r4:eb619000 [ 1341.305484][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.305548][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.305599][ T32] r5:85454f8c r4:85454c00 [ 1341.305621][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.305670][ T32] r7:dddced40 r6:83018000 r5:85454f8c r4:85041f00 [ 1341.305693][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.305768][ T32] r10:61c88647 r9:854d0000 r8:85041f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.305798][ T32] r4:85041f00 [ 1341.305821][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.305898][ T32] r10:00000000 r9:85041f00 r8:8027ecf4 r7:eb855e60 r6:8478ab00 r5:854d0000 [ 1341.305929][ T32] r4:00000001 [ 1341.305951][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.305994][ T32] Exception stack(0xeb871fb0 to 0xeb871ff8) [ 1341.306025][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.306085][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.306124][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.306159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.306223][ T32] r4:8547d440 [ 1341.306524][ T32] INFO: task kworker/0:262:5179 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1341.306563][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.306647][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.306728][ T32] Call trace: [ 1341.306783][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1341.306847][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1341.306895][ T32] r4:00000000 [ 1341.306944][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.307014][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1341.307053][ T32] 1d20: 88159000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1341.307093][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1341.307145][ T32] 1d60: 80070013 ffffffff [ 1341.307179][ T32] r5:80070013 r4:80239bb0 [ 1341.307203][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.307253][ T32] r4:82ac11e4 [ 1341.307278][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.307354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1341.307386][ T32] r4:e0451dc0 [ 1341.307409][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.307470][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1341.307499][ T32] r4:00000000 [ 1341.307521][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.307570][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1341.307600][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.307677][ T32] r5:00001000 r4:ee619000 [ 1341.307714][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.307765][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.307813][ T32] r5:8495ab8c r4:8495a800 [ 1341.307835][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.307909][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1341.307939][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.308017][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.308048][ T32] r4:847a6c80 [ 1341.308075][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.308166][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1341.308196][ T32] r4:00000001 [ 1341.308221][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.308289][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1341.308326][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.308359][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.308392][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.308429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.308457][ T32] r4:84789140 [ 1341.308480][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.308509][ T32] INFO: task kworker/0:263:5186 blocked for more than 467 seconds. [ 1341.308553][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.308585][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.308609][ T32] task:kworker/0:263 state:D stack:0 pid:5186 tgid:5186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.308727][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.308797][ T32] Call trace: [ 1341.308890][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1341.308973][ T32] r10:829189c0 r9:eb741d84 r8:00000002 r7:60000113 r6:eb741d8c r5:854d1800 [ 1341.309006][ T32] r4:854d1800 [ 1341.309028][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1341.309081][ T32] r5:854d1800 r4:829189bc [ 1341.309103][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.309170][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.309229][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb741e08 [ 1341.309276][ T32] r4:00000000 [ 1341.309303][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1341.309349][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.309418][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.309472][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547db80 [ 1341.309501][ T32] r4:00000000 [ 1341.309522][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.309572][ T32] r9:83018005 r8:854d1800 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1341.309616][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.309667][ T32] r5:00001000 r4:dfa4d000 [ 1341.309689][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.309733][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.309778][ T32] r5:8545538c r4:85455000 [ 1341.309799][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.309902][ T32] r7:dddced40 r6:83018000 r5:8545538c r4:85041f80 [ 1341.332867][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.332978][ T32] r10:61c88647 r9:854d1800 r8:85041fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.333022][ T32] r4:85041f80 [ 1341.333074][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.333140][ T32] r10:00000000 r9:85041f80 r8:8027ecf4 r7:eb871e60 r6:8478ab80 r5:854d1800 [ 1341.333188][ T32] r4:00000001 [ 1341.333240][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.333312][ T32] Exception stack(0xeb741fb0 to 0xeb741ff8) [ 1341.333394][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.333449][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.333483][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.333518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.333544][ T32] r4:8547dbc0 [ 1341.333950][ T32] INFO: task kworker/0:263:5186 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1341.333992][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.334126][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.334211][ T32] Call trace: [ 1341.334283][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1341.334348][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1341.334386][ T32] r4:00000000 [ 1341.334414][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.334458][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1341.334493][ T32] 1d20: 88628000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1341.334529][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1341.334557][ T32] 1d60: 80070013 ffffffff [ 1341.334586][ T32] r5:80070013 r4:80239bb0 [ 1341.334631][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.334684][ T32] r4:82ac11e4 [ 1341.334709][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.334759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1341.334805][ T32] r4:e0451dc0 [ 1341.334831][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.334882][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1341.334908][ T32] r4:00000000 [ 1341.334953][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.335008][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1341.335033][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.335088][ T32] r5:00001000 r4:ee619000 [ 1341.335111][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.335157][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.335202][ T32] r5:8495ab8c r4:8495a800 [ 1341.335236][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.335291][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1341.335315][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.335370][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.335408][ T32] r4:847a6c80 [ 1341.335433][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.335487][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1341.335535][ T32] r4:00000001 [ 1341.335573][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.335615][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1341.335647][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.335680][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.335732][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.335771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.335796][ T32] r4:84789140 [ 1341.335821][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.335853][ T32] INFO: task kworker/0:264:5187 blocked for more than 467 seconds. [ 1341.335911][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.335944][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.335968][ T32] task:kworker/0:264 state:D stack:0 pid:5187 tgid:5187 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.336087][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.336166][ T32] Call trace: [ 1341.336277][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1341.336339][ T32] r10:829189c0 r9:eb74dd84 r8:00000002 r7:60000113 r6:eb74dd8c r5:854d3000 [ 1341.336365][ T32] r4:854d3000 [ 1341.336389][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1341.336450][ T32] r5:854d3000 r4:829189bc [ 1341.336498][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.336547][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.336602][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb74de08 [ 1341.336627][ T32] r4:00000000 [ 1341.336672][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1341.336719][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.336793][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.336880][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547dc40 [ 1341.336912][ T32] r4:00000000 [ 1341.336934][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.336983][ T32] r9:83018005 r8:854d3000 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1341.337027][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.337092][ T32] r5:00001000 r4:dfa9f000 [ 1341.337119][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.337164][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.337208][ T32] r5:8545578c r4:85455400 [ 1341.337253][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.337305][ T32] r7:dddced40 r6:83018000 r5:8545578c r4:8506e000 [ 1341.337352][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.337409][ T32] r10:61c88647 r9:854d3000 r8:8506e02c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.337436][ T32] r4:8506e000 [ 1341.337458][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.337510][ T32] r10:00000000 r9:8506e000 r8:8027ecf4 r7:eb741e60 r6:8478ac00 r5:854d3000 [ 1341.337537][ T32] r4:00000001 [ 1341.337581][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.337631][ T32] Exception stack(0xeb74dfb0 to 0xeb74dff8) [ 1341.337684][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.337723][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.337755][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.337788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.337835][ T32] r4:8547dbc0 [ 1341.338092][ T32] INFO: task kworker/0:264:5187 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1341.338152][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.338294][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.338422][ T32] Call trace: [ 1341.338504][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1341.338566][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1341.338618][ T32] r4:00000000 [ 1341.338654][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.338723][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1341.338792][ T32] 1d20: 88628000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1341.338830][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1341.338858][ T32] 1d60: 80070013 ffffffff [ 1341.338900][ T32] r5:80070013 r4:80239bb0 [ 1341.338952][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.339023][ T32] r4:82ac11e4 [ 1341.339075][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.339132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1341.339158][ T32] r4:e0451dc0 [ 1341.339182][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.339232][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1341.339257][ T32] r4:00000000 [ 1341.339290][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.339346][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1341.339393][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.339470][ T32] r5:00001000 r4:ee619000 [ 1341.339496][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.339544][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.339589][ T32] r5:8495ab8c r4:8495a800 [ 1341.339610][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.339659][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1341.339682][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.339772][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.339801][ T32] r4:847a6c80 [ 1341.339830][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.339999][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1341.359277][ T32] r4:00000001 [ 1341.359330][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.359414][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1341.359459][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.359515][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.359552][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.359599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.359630][ T32] r4:84789140 [ 1341.359678][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.359737][ T32] INFO: task kworker/0:265:5188 blocked for more than 467 seconds. [ 1341.359809][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.360022][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.363356][ T32] task:kworker/0:265 state:D stack:0 pid:5188 tgid:5188 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.363459][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.363551][ T32] Call trace: [ 1341.363617][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1341.363682][ T32] r10:829189c0 r9:eb735d84 r8:00000002 r7:60000113 r6:eb735d8c r5:854d3c00 [ 1341.363741][ T32] r4:854d3c00 [ 1341.363779][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1341.363834][ T32] r5:854d3c00 r4:829189bc [ 1341.363857][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.363903][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.363985][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb735e08 [ 1341.364012][ T32] r4:00000000 [ 1341.364035][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1341.364083][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1341.364369][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1341.364570][ T32] r5:85455b8c r4:85455800 [ 1341.364615][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.364701][ T32] r7:dddced40 r6:83018000 r5:85455b8c r4:8506e080 [ 1341.364731][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.364806][ T32] r10:61c88647 r9:854d3c00 r8:8506e0ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.364860][ T32] r4:8506e080 [ 1341.364888][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.364942][ T32] r10:00000000 r9:8506e080 r8:8027ecf4 r7:eb74de60 r6:8478ac80 r5:854d3c00 [ 1341.364969][ T32] r4:00000001 [ 1341.365015][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.365117][ T32] Exception stack(0xeb735fb0 to 0xeb735ff8) [ 1341.365160][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.365194][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.365227][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.365272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.365326][ T32] r4:8547dbc0 [ 1341.365744][ T32] INFO: task kworker/0:265:5188 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1341.365785][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1341.366468][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1341.366608][ T32] r4:e0451dc0 ** 8 printk messages dropped ** [ 1341.366914][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1341.367449][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) ** 8 printk messages dropped ** [ 1341.367835][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1341.368233][ T32] r5:854d5400 r4:829189bc [ 1341.368272][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1341.368675][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1341.369124][ T32] r7:dddced40 r6:83018000 r5:85455f8c r4:8506e100 ** 8 printk messages dropped ** [ 1341.369475][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1341.389635][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1341.390693][ T32] 1d60: 80070013 ffffffff [ 1341.390725][ T32] r5:80070013 r4:80239bb0 [ 1341.390748][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.390797][ T32] r4:82ac11e4 [ 1341.390818][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.390866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1341.390889][ T32] r4:e0451dc0 [ 1341.390931][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.390985][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1341.391031][ T32] r4:00000000 [ 1341.391057][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.391107][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1341.391130][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.391199][ T32] r5:00001000 r4:ee619000 [ 1341.391251][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.391327][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.391421][ T32] r5:8495ab8c r4:8495a800 [ 1341.391494][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.391581][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1341.391613][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.391687][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.391725][ T32] r4:847a6c80 [ 1341.391749][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.391815][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1341.391842][ T32] r4:00000001 [ 1341.391886][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.391947][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1341.392001][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.392035][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.392064][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.392097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.392129][ T32] r4:84789140 [ 1341.392158][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.392214][ T32] INFO: task kworker/0:267:5191 blocked for more than 467 seconds. [ 1341.392253][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.392301][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.392355][ T32] task:kworker/0:267 state:D stack:0 pid:5191 tgid:5191 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.392428][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.392471][ T32] Call trace: [ 1341.392504][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1341.392578][ T32] r10:829189c0 r9:eb77dd84 r8:00000002 r7:60000113 r6:eb77dd8c r5:854d2400 [ 1341.392605][ T32] r4:854d2400 [ 1341.392627][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1341.392671][ T32] r5:854d2400 r4:829189bc [ 1341.392691][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.392732][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.392792][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb77de08 [ 1341.392819][ T32] r4:00000000 [ 1341.392840][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1341.392890][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1341.393002][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.393274][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1341.393628][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1341.393839][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.394672][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 ** 11 printk messages dropped ** [ 1341.395120][ T32] r4:e0451dc0 ** 4 printk messages dropped ** [ 1341.395304][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 ** 8 printk messages dropped ** [ 1341.395772][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1341.396181][ T32] r4:84789140 ** 4 printk messages dropped ** [ 1341.396376][ T32] task:kworker/0:268 state:D stack:0 pid:5192 tgid:5192 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.396426][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.396515][ T32] Call trace: [ 1341.396571][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1341.396626][ T32] r10:829189c0 r9:eb7bdd84 r8:00000002 r7:60000113 r6:eb7bdd8c r5:84a13c00 [ 1341.396651][ T32] r4:84a13c00 [ 1341.396694][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1341.396771][ T32] r5:84a13c00 r4:829189bc [ 1341.396797][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.396840][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.396890][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7bde08 [ 1341.396913][ T32] r4:00000000 [ 1341.396974][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1341.397018][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.397059][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.397119][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8548fa80 [ 1341.397166][ T32] r4:00000000 [ 1341.397200][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.397249][ T32] r9:83018005 r8:84a13c00 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1341.397293][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.397385][ T32] r5:00001000 r4:eb40f000 [ 1341.397409][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.397462][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.397541][ T32] r5:85457b8c r4:85457800 [ 1341.397564][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.397637][ T32] r7:dddced40 r6:83018000 r5:85457b8c r4:8506e200 [ 1341.397662][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.397745][ T32] r10:61c88647 r9:84a13c00 r8:8506e22c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.397773][ T32] r4:8506e200 [ 1341.397795][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.397845][ T32] r10:00000000 r9:8506e200 r8:8027ecf4 r7:eb77de60 r6:8506e280 r5:84a13c00 [ 1341.397869][ T32] r4:00000001 [ 1341.397888][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.397925][ T32] Exception stack(0xeb7bdfb0 to 0xeb7bdff8) [ 1341.397974][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.398009][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.398038][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.398098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.398127][ T32] r4:8547dfc0 [ 1341.398422][ T32] INFO: task kworker/0:268:5192 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1341.398465][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.398529][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.398622][ T32] Call trace: [ 1341.398664][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1341.398720][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1341.398770][ T32] r4:00000000 [ 1341.398794][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.398837][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1341.398870][ T32] 1d20: 88ecf000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1341.398925][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1341.398954][ T32] 1d60: 80070013 ffffffff [ 1341.398989][ T32] r5:80070013 r4:80239bb0 [ 1341.399014][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.399060][ T32] r4:82ac11e4 [ 1341.399086][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.399134][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1341.399157][ T32] r4:e0451dc0 [ 1341.399178][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 3 printk messages dropped ** [ 1341.399347][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 ** 8 printk messages dropped ** [ 1341.399691][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1341.435306][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.435694][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.436051][ T32] r5:84a14800 r4:829189bc [ 1341.436072][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.436115][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.436165][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb785e08 [ 1341.436189][ T32] r4:00000000 [ 1341.436233][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1341.436279][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.436344][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.436396][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8539c240 [ 1341.436440][ T32] r4:00000000 [ 1341.436473][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.436526][ T32] r9:83018005 r8:84a14800 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1341.436550][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.436593][ T32] r5:00001000 r4:eaabd000 [ 1341.436645][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.436692][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.436735][ T32] r5:8545678c r4:85456400 [ 1341.436781][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.436854][ T32] r7:dddced40 r6:83018000 r5:8545678c r4:8506e300 [ 1341.436882][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.436960][ T32] r10:61c88647 r9:84a14800 r8:8506e32c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.437009][ T32] r4:8506e300 [ 1341.437033][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.437085][ T32] r10:00000000 r9:8506e300 r8:8027ecf4 r7:eb7bde60 r6:8506e380 r5:84a14800 [ 1341.437109][ T32] r4:00000001 [ 1341.437149][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.437215][ T32] Exception stack(0xeb785fb0 to 0xeb785ff8) [ 1341.437275][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.437335][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.437370][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.437403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.437427][ T32] r4:8547dfc0 [ 1341.437828][ T32] INFO: task kworker/0:269:5194 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1341.437864][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.437997][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.438068][ T32] Call trace: [ 1341.438115][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1341.438191][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1341.438219][ T32] r4:00000000 [ 1341.438262][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.438308][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1341.438346][ T32] 1d20: 89877000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1341.438379][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1341.438426][ T32] 1d60: 80070013 ffffffff [ 1341.438477][ T32] r5:80070013 r4:80239bb0 [ 1341.438501][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.438547][ T32] r4:82ac11e4 [ 1341.438568][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.438614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1341.438655][ T32] r4:e0451dc0 [ 1341.438688][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.438739][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1341.438765][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.438959][ T32] r5:00001000 r4:ee619000 ** 8 printk messages dropped ** [ 1341.439278][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1341.439581][ T32] r4:84789140 [ 1341.439603][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.439629][ T32] INFO: task kworker/1:764:5195 blocked for more than 467 seconds. [ 1341.439658][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.439683][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.439714][ T32] task:kworker/1:764 state:D stack:0 pid:5195 tgid:5195 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.439798][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.439866][ T32] Call trace: [ 1341.448433][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1341.448548][ T32] r10:829189c0 r9:eb879d84 r8:00000002 r7:60000013 r6:eb879d8c r5:84a15400 [ 1341.448580][ T32] r4:84a15400 [ 1341.448604][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1341.448650][ T32] r5:84a15400 r4:829189bc [ 1341.448703][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.448761][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.448896][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb879e08 [ 1341.448945][ T32] r4:00000000 [ 1341.449013][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1341.449113][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1341.449278][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.449506][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1341.454750][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1341.454964][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1341.455641][ T32] Call trace: ** 7 printk messages dropped ** [ 1341.455991][ T32] 1d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1341.456298][ T32] r4:e0451dc0 ** 4 printk messages dropped ** [ 1341.456616][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 ** 8 printk messages dropped ** [ 1341.457018][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1341.457345][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.457661][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.457918][ T32] r5:84a16c00 r4:829189bc ** 1 printk messages dropped ** [ 1341.458039][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1341.458363][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1341.458445][ T32] r9:83018205 r8:84a16c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1341.458471][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.458514][ T32] r5:00001000 r4:eafc9000 [ 1341.458534][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.458574][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.458617][ T32] r5:8541ff8c r4:8541fc00 [ 1341.458637][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.458692][ T32] r7:ddde2d40 r6:83018200 r5:8541ff8c r4:8478ae80 [ 1341.458738][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.458794][ T32] r10:61c88647 r9:84a16c00 r8:8478aeac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.458818][ T32] r4:8478ae80 [ 1341.458838][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.458905][ T32] r10:00000000 r9:8478ae80 r8:8027ecf4 r7:eb879e60 r6:8506e480 r5:84a16c00 [ 1341.458931][ T32] r4:00000001 [ 1341.458951][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.459017][ T32] Exception stack(0xeb881fb0 to 0xeb881ff8) [ 1341.459068][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.459124][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.459165][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.459200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.459226][ T32] r4:8539e280 [ 1341.459498][ T32] INFO: task kworker/1:765:5199 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1341.459546][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.459619][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.459661][ T32] Call trace: [ 1341.459716][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1341.459791][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1341.459829][ T32] r4:00000000 [ 1341.459930][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.476289][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1341.476442][ T32] 1d20: 89b05000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1341.476515][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1341.476559][ T32] 1d60: 80070013 ffffffff [ 1341.476615][ T32] r5:80070013 r4:80239bb0 [ 1341.476661][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.476809][ T32] r4:82ac11e4 [ 1341.476853][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.476954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1341.477019][ T32] r4:e0451dc0 [ 1341.477071][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.477155][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1341.477198][ T32] r4:00000000 [ 1341.477233][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.477586][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1341.477762][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.477864][ T32] r5:00001000 r4:ee619000 [ 1341.477905][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.477982][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1341.478303][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 ** 7 printk messages dropped ** [ 1341.478773][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) ** 8 printk messages dropped ** [ 1341.479530][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1341.495693][ T32] r5:83b59800 r4:829189bc [ 1341.495731][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1341.496211][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1341.496924][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1341.497667][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1341.497928][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1341.499411][ T32] r4:00000000 [ 1341.499520][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.499625][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1341.499685][ T32] 1d20: 89b05000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1341.499738][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1341.499780][ T32] 1d60: 80070013 ffffffff [ 1341.499826][ T32] r5:80070013 r4:80239bb0 [ 1341.499979][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.524254][ T32] r4:82ac11e4 [ 1341.524380][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.524520][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1341.524565][ T32] r4:e0451dc0 [ 1341.524602][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.524683][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1341.524723][ T32] r4:00000000 [ 1341.524759][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.524839][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1341.524893][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.524975][ T32] r5:00001000 r4:ee619000 [ 1341.525011][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.525084][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.525158][ T32] r5:8495ab8c r4:8495a800 [ 1341.525223][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.525316][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1341.525392][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.525482][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.525537][ T32] r4:847a6c80 [ 1341.525574][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.525661][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1341.525718][ T32] r4:00000001 [ 1341.525757][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.525825][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1341.525882][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.525934][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.526052][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.526119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.526159][ T32] r4:84789140 [ 1341.526260][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1341.526385][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.526432][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.526501][ T32] task:kworker/1:767 state:D stack:0 pid:5203 tgid:5203 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.526620][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.526798][ T32] Call trace: [ 1341.526947][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1341.527045][ T32] r10:829189c0 r9:eb891d84 r8:00000002 r7:60000113 r6:eb891d8c r5:83b58000 [ 1341.527112][ T32] r4:83b58000 [ 1341.527208][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1341.527293][ T32] r5:83b58000 r4:829189bc [ 1341.527329][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.527399][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.527483][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb891e08 [ 1341.527526][ T32] r4:00000000 [ 1341.527560][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1341.527626][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.527728][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.527822][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8539ea80 [ 1341.527864][ T32] r4:00000000 [ 1341.527897][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.527985][ T32] r9:83018205 r8:83b58000 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1341.528024][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.528096][ T32] r5:00001000 r4:eb0b3000 ** 1 printk messages dropped ** [ 1341.528203][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1341.528983][ T32] Exception stack(0xeb891fb0 to 0xeb891ff8) ** 6 printk messages dropped ** [ 1341.546456][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1341.547533][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1341.547694][ T32] r4:e0451dc0 ** 6 printk messages dropped ** [ 1341.548133][ T32] r5:00001000 r4:ee619000 ** 4 printk messages dropped ** [ 1341.548435][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 ** 8 printk messages dropped ** [ 1341.549004][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1341.549523][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.549569][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.549656][ T32] task:kworker/0:270 state:D stack:0 pid:5204 tgid:5204 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.549790][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.549914][ T32] Call trace: [ 1341.571834][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1341.572047][ T32] r10:829189c0 r9:eb895d84 r8:00000002 r7:60000113 r6:eb895d8c r5:83b5a400 [ 1341.572110][ T32] r4:83b5a400 [ 1341.572182][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1341.572306][ T32] r5:83b5a400 r4:829189bc [ 1341.572356][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.572453][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.572566][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb895e08 [ 1341.572632][ T32] r4:00000000 [ 1341.572672][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1341.572745][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.572947][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.573033][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8539ce80 [ 1341.573078][ T32] r4:00000000 [ 1341.573113][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.573258][ T32] r9:83018005 r8:83b5a400 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1341.573320][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.573401][ T32] r5:00001000 r4:eb2c9000 [ 1341.573436][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.573505][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.573582][ T32] r5:85456b8c r4:85456800 [ 1341.573617][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.573701][ T32] r7:dddced40 r6:83018000 r5:85456b8c r4:8506e600 [ 1341.573737][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.573837][ T32] r10:61c88647 r9:83b5a400 r8:8506e62c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1341.574316][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1341.575775][ T32] Call trace: ** 7 printk messages dropped ** [ 1341.576609][ T32] 1d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1341.576934][ T32] r4:e0451dc0 ** 4 printk messages dropped ** [ 1341.577222][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 ** 8 printk messages dropped ** [ 1341.577803][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1341.578598][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1341.579681][ T32] r10:829189c0 r9:eb899d84 r8:00000002 r7:60000013 r6:eb899d8c r5:83b5b000 ** 2 printk messages dropped ** [ 1341.606503][ T32] r5:83b5b000 r4:829189bc ** 3 printk messages dropped ** [ 1341.606880][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.607526][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1341.607648][ T32] r9:83018205 r8:83b5b000 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1341.607789][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.607873][ T32] r5:00001000 r4:eb007000 [ 1341.607911][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.607982][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.608193][ T32] r5:84330b8c r4:84330800 [ 1341.608293][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.608531][ T32] r7:ddde2d40 r6:83018200 r5:84330b8c r4:8539a000 [ 1341.609056][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.609149][ T32] r10:61c88647 r9:83b5b000 r8:8539a02c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.609279][ T32] r4:8539a000 [ 1341.609324][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.609432][ T32] r10:00000000 r9:8539a000 r8:8027ecf4 r7:eb891e60 r6:8506e700 r5:83b5b000 [ 1341.609476][ T32] r4:00000001 [ 1341.609546][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.609617][ T32] Exception stack(0xeb899fb0 to 0xeb899ff8) [ 1341.609674][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.609727][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.610024][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.619351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.619456][ T32] r4:8539e4c0 [ 1341.625147][ T32] INFO: task kworker/1:768:5205 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1341.625380][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.625576][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.625729][ T32] Call trace: [ 1341.625867][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1341.625981][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1341.626024][ T32] r4:00000000 [ 1341.626063][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.626137][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1341.626229][ T32] 1d20: 8a31d000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1341.626324][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1341.626404][ T32] 1d60: 80070013 ffffffff [ 1341.626454][ T32] r5:80070013 r4:80239bb0 [ 1341.626493][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.626571][ T32] r4:82ac11e4 [ 1341.626608][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.626706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1341.626786][ T32] r4:e0451dc0 [ 1341.626853][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.626964][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1341.627011][ T32] r4:00000000 [ 1341.627077][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.627171][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1341.627214][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.627293][ T32] r5:00001000 r4:ee619000 [ 1341.627330][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1341.627813][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1341.628280][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1341.628745][ T32] task:kworker/1:769 state:D stack:0 pid:5207 tgid:5207 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1341.629362][ T32] r5:854d4800 r4:829189bc ** 1 printk messages dropped ** [ 1341.629469][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.629552][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb87de08 [ 1341.629592][ T32] r4:00000000 [ 1341.629655][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1341.629757][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.629830][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.629982][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8539e900 [ 1341.630028][ T32] r4:00000000 [ 1341.630066][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.649044][ T32] r9:83018205 r8:854d4800 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1341.649316][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.649480][ T32] r5:00001000 r4:eb087000 [ 1341.649704][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.649815][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.649959][ T32] r5:852dc38c r4:852dc000 [ 1341.660916][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.661138][ T32] r7:ddde2d40 r6:83018200 r5:852dc38c r4:8539a080 [ 1341.661187][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.661288][ T32] r10:61c88647 r9:854d4800 r8:8539a0ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.661331][ T32] r4:8539a080 [ 1341.661366][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.661453][ T32] r10:00000000 r9:8539a080 r8:8027ecf4 r7:eb891e60 r6:8539a100 r5:854d4800 [ 1341.661596][ T32] r4:00000001 [ 1341.661667][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.661767][ T32] Exception stack(0xeb87dfb0 to 0xeb87dff8) ** 1 printk messages dropped ** [ 1341.661937][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1341.663602][ T32] Call trace: ** 7 printk messages dropped ** [ 1341.664255][ T32] 1d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1341.664626][ T32] r4:e0451dc0 ** 5 printk messages dropped ** [ 1341.665008][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1341.665630][ T32] r4:847a6c80 ** 4 printk messages dropped ** [ 1341.665882][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) ** 5 printk messages dropped ** [ 1341.666223][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1341.666998][ T32] r4:854d6c00 ** 1 printk messages dropped ** [ 1341.667144][ T32] r5:854d6c00 r4:829189bc [ 1341.667180][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1341.667616][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1341.668146][ T32] r5:852dcb8c r4:852dc800 ** 3 printk messages dropped ** [ 1341.668403][ T32] r10:61c88647 r9:854d6c00 r8:8539a1ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1341.668992][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1341.694713][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.695027][ T32] 1d60: 80070013 ffffffff [ 1341.695075][ T32] r5:80070013 r4:80239bb0 [ 1341.695112][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.695192][ T32] r4:82ac11e4 [ 1341.695228][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.695319][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1341.695360][ T32] r4:e0451dc0 [ 1341.695430][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.695531][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1341.695574][ T32] r4:00000000 [ 1341.695610][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.695689][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1341.695754][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.695837][ T32] r5:00001000 r4:ee619000 [ 1341.695874][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.695944][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.696114][ T32] r5:8495ab8c r4:8495a800 [ 1341.696171][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.696260][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1341.696334][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.696424][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.696468][ T32] r4:847a6c80 [ 1341.696506][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.696610][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1341.696655][ T32] r4:00000001 [ 1341.696690][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.696758][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1341.696880][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.696936][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.696986][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.697268][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.697319][ T32] r4:84789140 [ 1341.697365][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.697419][ T32] INFO: task kworker/1:771:5213 blocked for more than 468 seconds. [ 1341.697481][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.697542][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.697601][ T32] task:kworker/1:771 state:D stack:0 pid:5213 tgid:5213 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.697855][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.697939][ T32] Call trace: [ 1341.697992][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1341.698078][ T32] r10:829189c0 r9:eb8a5d84 r8:00000002 r7:60000113 r6:eb8a5d8c r5:854d6000 ** 2 printk messages dropped ** [ 1341.698262][ T32] r5:854d6000 r4:829189bc [ 1341.698303][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1341.698529][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.698856][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.699173][ T32] r5:00001000 r4:eb233000 ** 4 printk messages dropped ** [ 1341.699506][ T32] r7:ddde2d40 r6:83018200 r5:852dd38c r4:8539a280 ** 5 printk messages dropped ** [ 1341.699841][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1341.718287][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.732406][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 ** 11 printk messages dropped ** [ 1341.733374][ T32] r4:e0451dc0 ** 2 printk messages dropped ** [ 1341.733617][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1341.734164][ T32] r5:8495ab8c r4:8495a800 ** 8 printk messages dropped ** [ 1341.734899][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1341.735304][ T32] r4:84789140 [ 1341.735369][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.735490][ T32] INFO: task kworker/1:772:5214 blocked for more than 468 seconds. [ 1341.735591][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.735659][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.735710][ T32] task:kworker/1:772 state:D stack:0 pid:5214 tgid:5214 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.735870][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.735999][ T32] Call trace: [ 1341.736099][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1341.736208][ T32] r10:829189c0 r9:eb8a9d84 r8:00000002 r7:60000113 r6:eb8a9d8c r5:854c6c00 [ 1341.736261][ T32] r4:854c6c00 [ 1341.736310][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1341.736400][ T32] r5:854c6c00 r4:829189bc [ 1341.736463][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.736557][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.736661][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8a9e08 [ 1341.736710][ T32] r4:00000000 [ 1341.736753][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1341.736834][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.736916][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.737007][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8539ed00 [ 1341.737065][ T32] r4:00000000 [ 1341.737105][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.737214][ T32] r9:83018205 r8:854c6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1341.737272][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.737359][ T32] r5:00001000 r4:eb0f9000 [ 1341.737399][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.737476][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.737571][ T32] r5:852dcf8c r4:852dcc00 [ 1341.737617][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.737724][ T32] r7:ddde2d40 r6:83018200 r5:852dcf8c r4:8539a380 [ 1341.737788][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.737895][ T32] r10:61c88647 r9:854c6c00 r8:8539a3ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.737944][ T32] r4:8539a380 [ 1341.737988][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.738107][ T32] r10:00000000 r9:8539a380 r8:8027ecf4 r7:eb8a5e60 r6:8539a400 r5:854c6c00 [ 1341.738161][ T32] r4:00000001 [ 1341.738377][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.738471][ T32] Exception stack(0xeb8a9fb0 to 0xeb8a9ff8) [ 1341.738535][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.738600][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.738669][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.738748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.738797][ T32] r4:8539eb80 [ 1341.739700][ T32] INFO: task kworker/1:772:5214 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1341.739792][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.763731][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.764012][ T32] Call trace: [ 1341.764106][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1341.764196][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1341.764225][ T32] r4:00000000 [ 1341.764254][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.764349][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1341.764395][ T32] 1d20: 8a9fb000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1341.764433][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1341.764462][ T32] 1d60: 80070013 ffffffff ** 2 printk messages dropped ** [ 1341.764599][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1341.764931][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 ** 9 printk messages dropped ** [ 1341.765646][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 ** 7 printk messages dropped ** [ 1341.766043][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) ** 6 printk messages dropped ** [ 1341.766406][ T32] INFO: task kworker/1:773:5216 blocked for more than 468 seconds. ** 9 printk messages dropped ** [ 1341.766985][ T32] r5:85548000 r4:829189bc [ 1341.767010][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1341.767229][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1341.767348][ T32] r4:00000000 [ 1341.767367][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.767413][ T32] r9:83018205 r8:85548000 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1341.767436][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.767481][ T32] r5:00001000 r4:eb259000 [ 1341.767531][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.767578][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.767622][ T32] r5:852dd78c r4:852dd400 [ 1341.767648][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.767696][ T32] r7:ddde2d40 r6:83018200 r5:852dd78c r4:8539a480 [ 1341.767744][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.767801][ T32] r10:61c88647 r9:85548000 r8:8539a4ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.767896][ T32] r4:8539a480 [ 1341.767977][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.768045][ T32] r10:00000000 r9:8539a480 r8:8027ecf4 r7:eb8a5e60 r6:8539a500 r5:85548000 [ 1341.768115][ T32] r4:00000001 [ 1341.768146][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.768214][ T32] Exception stack(0xeb8adfb0 to 0xeb8adff8) [ 1341.768255][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.768287][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.768345][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.768382][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.768488][ T32] r4:8539ee00 [ 1341.769114][ T32] INFO: task kworker/1:773:5216 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1341.769177][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.769319][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.769395][ T32] Call trace: [ 1341.769527][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1341.769589][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1341.769618][ T32] r4:00000000 [ 1341.769665][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.769712][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1341.769771][ T32] 1d20: 8a9fb000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 ** 7 printk messages dropped ** [ 1341.791395][ T32] r4:e0451dc0 ** 2 printk messages dropped ** [ 1341.791653][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.792162][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1341.792944][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1341.793425][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1341.793891][ T32] task:kworker/1:774 state:D stack:0 pid:5218 tgid:5218 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1341.794648][ T32] r5:85548c00 r4:829189bc [ 1341.794693][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1341.795190][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1341.795668][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1341.796336][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1341.797469][ T32] Call trace: ** 6 printk messages dropped ** [ 1341.797944][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1341.798584][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.798957][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1341.799629][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1341.835703][ T32] Not tainted 6.15.0-syzkaller #0 ** 7 printk messages dropped ** [ 1341.836455][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1341.836713][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1341.837109][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.837205][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8548d340 [ 1341.837274][ T32] r4:00000000 [ 1341.837325][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.837428][ T32] r9:83018205 r8:8554a400 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1341.837500][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.837862][ T32] r5:00001000 r4:eb275000 [ 1341.837934][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.838111][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.838267][ T32] r5:852ddb8c r4:852dd800 [ 1341.838318][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.838421][ T32] r7:ddde2d40 r6:83018200 r5:852ddb8c r4:8539a680 [ 1341.838471][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.838590][ T32] r10:61c88647 r9:8554a400 r8:8539a6ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.838669][ T32] r4:8539a680 [ 1341.838720][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.838825][ T32] r10:00000000 r9:8539a680 r8:8027ecf4 r7:eb8b1e60 r6:8539a700 r5:8554a400 [ 1341.838875][ T32] r4:00000001 [ 1341.838919][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.838998][ T32] Exception stack(0xeb875fb0 to 0xeb875ff8) [ 1341.839084][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.839184][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.839258][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.839363][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.839432][ T32] r4:8539e1c0 [ 1341.848855][ T32] INFO: task kworker/1:775:5220 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1341.849156][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.849329][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.849464][ T32] Call trace: [ 1341.849539][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1341.849664][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1341.849716][ T32] r4:00000000 [ 1341.849763][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.849848][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1341.860712][ T32] 1d20: 8b07a000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1341.860960][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1341.861035][ T32] 1d60: 80070013 ffffffff [ 1341.861101][ T32] r5:80070013 r4:80239bb0 [ 1341.861153][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.861296][ T32] r4:82ac11e4 [ 1341.861344][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.861434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1341.861483][ T32] r4:e0451dc0 [ 1341.861595][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.861707][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1341.861757][ T32] r4:00000000 [ 1341.861804][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.861903][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1341.861951][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.862058][ T32] r5:00001000 r4:ee619000 [ 1341.862102][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.862262][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.862383][ T32] r5:8495ab8c r4:8495a800 [ 1341.862451][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.862555][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1341.862601][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.862702][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.862754][ T32] r4:847a6c80 [ 1341.862820][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.862978][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1341.863053][ T32] r4:00000001 [ 1341.863099][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.863174][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1341.863231][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.863313][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.863429][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.863505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.863579][ T32] r4:84789140 ** 2 printk messages dropped ** [ 1341.863831][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1341.864567][ T32] r4:8554b000 ** 1 printk messages dropped ** [ 1341.864706][ T32] r5:8554b000 r4:829189bc [ 1341.864754][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1341.865040][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1341.865305][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1341.865977][ T32] r5:852ddf8c r4:852ddc00 ** 3 printk messages dropped ** [ 1341.866384][ T32] r10:61c88647 r9:8554b000 r8:8539a7ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1341.867234][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1341.868945][ T32] Exception stack(0xe0451d20 to 0xe0451d68) ** 8 printk messages dropped ** [ 1341.869538][ T32] r4:e0451dc0 ** 5 printk messages dropped ** [ 1341.895874][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1341.896633][ T32] r4:847a6c80 ** 6 printk messages dropped ** [ 1341.897235][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.897910][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.898541][ T32] r5:8554bc00 r4:829189bc ** 2 printk messages dropped ** [ 1341.899036][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8c1e08 ** 8 printk messages dropped ** [ 1341.899998][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.914217][ T32] r5:00001000 r4:eb547000 [ 1341.914293][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.914426][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.914501][ T32] r5:85456f8c r4:85456c00 [ 1341.914624][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.914680][ T32] r7:dddced40 r6:83018000 r5:85456f8c r4:8506e780 [ 1341.914704][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.914795][ T32] r10:61c88647 r9:8554bc00 r8:8506e7ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.914827][ T32] r4:8506e780 [ 1341.914853][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.914958][ T32] r10:00000000 r9:8506e780 r8:8027ecf4 r7:eb7bde60 r6:8539a880 r5:8554bc00 [ 1341.914984][ T32] r4:00000001 [ 1341.915007][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.915126][ T32] Exception stack(0xeb8c1fb0 to 0xeb8c1ff8) [ 1341.915168][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.915427][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.915492][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.915531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.915557][ T32] r4:8539cd00 [ 1341.916065][ T32] INFO: task kworker/0:271:5224 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1341.916108][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.916186][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.916235][ T32] Call trace: [ 1341.916269][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1341.916352][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1341.916381][ T32] r4:00000000 [ 1341.916486][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.916533][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1341.916565][ T32] 1d20: 8b530000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1341.916598][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1341.916696][ T32] 1d60: 80070013 ffffffff [ 1341.916726][ T32] r5:80070013 r4:80239bb0 [ 1341.916748][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.916799][ T32] r4:82ac11e4 [ 1341.916820][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.916894][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1341.917017][ T32] r4:e0451dc0 [ 1341.917042][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.917133][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1341.917161][ T32] r4:00000000 [ 1341.917202][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.917259][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1341.917293][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.917363][ T32] r5:00001000 r4:ee619000 [ 1341.917388][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.917433][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.917476][ T32] r5:8495ab8c r4:8495a800 [ 1341.917521][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.917572][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1341.917594][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.917644][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.917668][ T32] r4:847a6c80 [ 1341.917690][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.917741][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1341.917765][ T32] r4:00000001 [ 1341.917787][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.917859][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1341.917935][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.917993][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.918104][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.918213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.918258][ T32] r4:84789140 [ 1341.918319][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1341.919031][ T32] r10:829189c0 r9:eb8c5d84 r8:00000002 r7:60000113 r6:eb8c5d8c r5:8554d400 ** 2 printk messages dropped ** [ 1341.919224][ T32] r5:8554d400 r4:829189bc ** 2 printk messages dropped ** [ 1341.919506][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8c5e08 ** 8 printk messages dropped ** [ 1341.945620][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1341.946209][ T32] r10:00000000 r9:8539a900 r8:8027ecf4 r7:eb8b1e60 r6:8539a980 r5:8554d400 ** 9 printk messages dropped ** [ 1341.947229][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1341.948252][ T32] r4:e0451dc0 ** 6 printk messages dropped ** [ 1341.948652][ T32] r5:00001000 r4:ee619000 ** 2 printk messages dropped ** [ 1341.948794][ T32] r5:8495ab8c r4:8495a800 [ 1341.948820][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.948872][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1341.948894][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.948945][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.948969][ T32] r4:847a6c80 [ 1341.949016][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.949078][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1341.949158][ T32] r4:00000001 [ 1341.949204][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.949254][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1341.949329][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.949403][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.949459][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.949527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.949586][ T32] r4:84789140 [ 1341.949666][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.949741][ T32] INFO: task kworker/0:272:5228 blocked for more than 468 seconds. [ 1341.949854][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.958632][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.958788][ T32] task:kworker/0:272 state:D stack:0 pid:5228 tgid:5228 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.958902][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.958973][ T32] Call trace: [ 1341.959045][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1341.959173][ T32] r10:829189c0 r9:eb8cdd84 r8:00000002 r7:60000113 r6:eb8cdd8c r5:8554e000 [ 1341.959204][ T32] r4:8554e000 [ 1341.959239][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1341.959296][ T32] r5:8554e000 r4:829189bc [ 1341.959318][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.959375][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.959435][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8cde08 [ 1341.959461][ T32] r4:00000000 [ 1341.959482][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1341.959547][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.959649][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.959701][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8548f940 [ 1341.959725][ T32] r4:00000000 [ 1341.959746][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.959795][ T32] r9:83018005 r8:8554e000 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1341.959818][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.959913][ T32] r5:00001000 r4:eb3f9000 [ 1341.960630][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1341.960708][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.960756][ T32] r5:8545778c r4:85457400 [ 1341.960780][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1341.960862][ T32] r7:dddced40 r6:83018000 r5:8545778c r4:8506e800 [ 1341.960943][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1341.961019][ T32] r10:61c88647 r9:8554e000 r8:8506e82c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.961099][ T32] r4:8506e800 [ 1341.961130][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.961184][ T32] r10:00000000 r9:8506e800 r8:8027ecf4 r7:eb7bde60 r6:8539aa00 r5:8554e000 [ 1341.961222][ T32] r4:00000001 [ 1341.961274][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.961356][ T32] Exception stack(0xeb8cdfb0 to 0xeb8cdff8) [ 1341.961446][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.961514][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1341.962521][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1341.963414][ T32] r4:e0451dc0 ** 4 printk messages dropped ** [ 1341.963741][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 ** 9 printk messages dropped ** [ 1341.964191][ T32] r4:847a6c80 ** 5 printk messages dropped ** [ 1341.964489][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.965163][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1341.965620][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1341.966039][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85465ac0 ** 10 printk messages dropped ** [ 1341.966573][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1341.966695][ T32] r4:8539aa80 [ 1341.966717][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1341.966765][ T32] r10:00000000 r9:8539aa80 r8:8027ecf4 r7:eb8c5e60 r6:8539ab00 r5:8554c800 [ 1341.966817][ T32] r4:00000001 [ 1341.966841][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.966881][ T32] Exception stack(0xeb8c9fb0 to 0xeb8c9ff8) [ 1341.966915][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.966951][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.966993][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.967031][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1341.967057][ T32] r4:85465800 [ 1341.967384][ T32] INFO: task kworker/1:778:5230 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1341.967424][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.967522][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.967575][ T32] Call trace: [ 1341.967636][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1341.967695][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1341.967721][ T32] r4:00000000 [ 1341.967768][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.967814][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1341.967847][ T32] 1d20: 8b776000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1341.967904][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1341.967934][ T32] 1d60: 80070013 ffffffff [ 1341.967978][ T32] r5:80070013 r4:80239bb0 [ 1341.968010][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.968106][ T32] r4:82ac11e4 [ 1341.968155][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.968226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1341.968297][ T32] r4:e0451dc0 [ 1341.968323][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1341.968371][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1341.968395][ T32] r4:00000000 [ 1341.968417][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1341.968465][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1341.968513][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1341.968575][ T32] r5:00001000 r4:ee619000 ** 2 printk messages dropped ** [ 1341.968697][ T32] r5:8495ab8c r4:8495a800 ** 7 printk messages dropped ** [ 1341.969306][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1341.969651][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1342.001403][ T32] task:kworker/1:779 state:D stack:0 pid:5232 tgid:5232 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1342.002379][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1342.003083][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1342.003803][ T32] r4:8539ab80 ** 6 printk messages dropped ** [ 1342.004687][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.006312][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 ** 10 printk messages dropped ** [ 1342.007056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 ** 9 printk messages dropped ** [ 1342.007707][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1342.008357][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1342.008740][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1342.009829][ T32] r10:829189c0 r9:eb8bdd84 r8:00000002 r7:60000013 r6:eb8bdd8c r5:85549800 ** 3 printk messages dropped ** [ 1342.031343][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1342.032058][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1342.032592][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1342.033134][ T32] r4:8539ac80 [ 1342.033181][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.033294][ T32] r10:00000000 r9:8539ac80 r8:8027ecf4 r7:eb8b5e60 r6:8539ad00 r5:85549800 [ 1342.033350][ T32] r4:00000001 [ 1342.033490][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.033972][ T32] Exception stack(0xeb8bdfb0 to 0xeb8bdff8) [ 1342.034082][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.034158][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.034248][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.034334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.034428][ T32] r4:85465b00 [ 1342.035448][ T32] INFO: task kworker/1:780:5234 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1342.035545][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.035696][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.035820][ T32] Call trace: [ 1342.036024][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1342.036091][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1342.036136][ T32] r4:00000000 [ 1342.036181][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.036240][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1342.036274][ T32] 1d20: 8bbca000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1342.036317][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1342.036344][ T32] 1d60: 80070013 ffffffff [ 1342.036370][ T32] r5:80070013 r4:80239bb0 [ 1342.036390][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.036438][ T32] r4:82ac11e4 [ 1342.036459][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.036558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1342.036659][ T32] r4:e0451dc0 [ 1342.036686][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.036779][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1342.036807][ T32] r4:00000000 [ 1342.036860][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.036916][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1342.036939][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.036985][ T32] r5:00001000 r4:ee619000 [ 1342.037025][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.037123][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.037259][ T32] r5:8495ab8c r4:8495a800 [ 1342.037319][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.037416][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1342.037442][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.037496][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.037520][ T32] r4:847a6c80 [ 1342.037579][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.037652][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1342.037713][ T32] r4:00000001 [ 1342.037739][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.037779][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1342.037810][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.037842][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.037871][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.037937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.037965][ T32] r4:84789140 [ 1342.038010][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.038201][ T32] INFO: task kworker/1:781:5236 blocked for more than 468 seconds. [ 1342.038319][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.038399][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.038433][ T32] task:kworker/1:781 state:D stack:0 pid:5236 tgid:5236 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.038525][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.038645][ T32] Call trace: [ 1342.038761][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1342.039085][ T32] r10:829189c0 r9:eb8d1d84 r8:00000002 r7:60000013 r6:eb8d1d8c r5:85550000 [ 1342.039192][ T32] r4:85550000 [ 1342.039226][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1342.039306][ T32] r5:85550000 r4:829189bc [ 1342.039362][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.039432][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.039517][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8d1e08 [ 1342.039579][ T32] r4:00000000 [ 1342.039604][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1342.039669][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.039731][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1342.065011][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1342.065549][ T32] Exception stack(0xeb8d1fb0 to 0xeb8d1ff8) ** 7 printk messages dropped ** [ 1342.066554][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.066924][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1342.067324][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.067649][ T32] r5:8495ab8c r4:8495a800 ** 6 printk messages dropped ** [ 1342.068032][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 ** 8 printk messages dropped ** [ 1342.068403][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.068440][ T32] INFO: task kworker/1:782:5237 blocked for more than 468 seconds. [ 1342.068480][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.068508][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.068560][ T32] task:kworker/1:782 state:D stack:0 pid:5237 tgid:5237 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.068678][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.068804][ T32] Call trace: [ 1342.068836][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1342.068918][ T32] r10:829189c0 r9:eb8d9d84 r8:00000002 r7:60000113 r6:eb8d9d8c r5:85550c00 [ 1342.068946][ T32] r4:85550c00 [ 1342.068997][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1342.069049][ T32] r5:85550c00 r4:829189bc [ 1342.069070][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.069131][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.069187][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8d9e08 [ 1342.069212][ T32] r4:00000000 [ 1342.069232][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1342.069273][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.069342][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.069393][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85473280 [ 1342.069422][ T32] r4:00000000 [ 1342.069512][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.069600][ T32] r9:83018205 r8:85550c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1342.069627][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.069706][ T32] r5:00001000 r4:eb6c5000 [ 1342.069763][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.069842][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.087845][ T32] r5:852dff8c r4:852dfc00 [ 1342.088003][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.088097][ T32] r7:ddde2d40 r6:83018200 r5:852dff8c r4:8539ae80 [ 1342.088122][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.088176][ T32] r10:61c88647 r9:85550c00 r8:8539aeac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.088200][ T32] r4:8539ae80 [ 1342.088223][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.088276][ T32] r10:00000000 r9:8539ae80 r8:8027ecf4 r7:eb8bde60 r6:8539af00 r5:85550c00 [ 1342.088309][ T32] r4:00000001 [ 1342.088330][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.088369][ T32] Exception stack(0xeb8d9fb0 to 0xeb8d9ff8) [ 1342.088424][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.088463][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.088493][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.088539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.088567][ T32] r4:85465e80 [ 1342.089150][ T32] INFO: task kworker/1:782:5237 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1342.089462][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.089676][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.089772][ T32] Call trace: [ 1342.089840][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1342.108063][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1342.108208][ T32] r4:00000000 [ 1342.108272][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.108420][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1342.108519][ T32] 1d20: 8c4e6000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1342.108602][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1342.108913][ T32] 1d60: 80070013 ffffffff [ 1342.109033][ T32] r5:80070013 r4:80239bb0 [ 1342.109096][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.109415][ T32] r4:82ac11e4 [ 1342.109478][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.109655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1342.109723][ T32] r4:e0451dc0 [ 1342.110036][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.116300][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 ** 7 printk messages dropped ** [ 1342.118025][ T32] r5:8495ab8c r4:8495a800 ** 4 printk messages dropped ** [ 1342.119138][ T32] r4:847a6c80 ** 10 printk messages dropped ** [ 1342.142156][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 13 printk messages dropped ** [ 1342.145148][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8d5e08 ** 16 printk messages dropped ** [ 1342.146978][ T32] r10:61c88647 r9:85551800 r8:8539afac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 13 printk messages dropped ** [ 1342.149016][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.149151][ T32] Call trace: [ 1342.149263][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1342.149381][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1342.149437][ T32] r4:00000000 [ 1342.149480][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.149558][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1342.149625][ T32] 1d20: 8c56e000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1342.149691][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1342.149769][ T32] 1d60: 80070013 ffffffff [ 1342.149828][ T32] r5:80070013 r4:80239bb0 [ 1342.175712][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.176137][ T32] r4:82ac11e4 [ 1342.176195][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.176298][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1342.176353][ T32] r4:e0451dc0 [ 1342.176398][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.176495][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1342.176549][ T32] r4:00000000 [ 1342.176673][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.176785][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1342.176853][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.176954][ T32] r5:00001000 r4:ee619000 [ 1342.177001][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.177099][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.177202][ T32] r5:8495ab8c r4:8495a800 [ 1342.177254][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.177371][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1342.177423][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.177523][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.177573][ T32] r4:847a6c80 [ 1342.177620][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.177724][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1342.177778][ T32] r4:00000001 [ 1342.177821][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.177901][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1342.177994][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.178101][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.178250][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.178326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.178380][ T32] r4:84789140 [ 1342.178441][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.178508][ T32] INFO: task kworker/1:784:5242 blocked for more than 468 seconds. [ 1342.178583][ T32] Not tainted 6.15.0-syzkaller #0 ** 1 printk messages dropped ** [ 1342.178689][ T32] task:kworker/1:784 state:D stack:0 pid:5242 tgid:5242 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1342.179416][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1342.201793][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 11 printk messages dropped ** [ 1342.202916][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1342.203585][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1342.204970][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.205576][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1342.206107][ T32] r4:e0451dc0 ** 4 printk messages dropped ** [ 1342.206529][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1342.206575][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.206659][ T32] r5:00001000 r4:ee619000 [ 1342.206698][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.206799][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.206894][ T32] r5:8495ab8c r4:8495a800 [ 1342.206959][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.207072][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1342.207118][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.207218][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.207265][ T32] r4:847a6c80 [ 1342.207308][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.207409][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1342.207493][ T32] r4:00000001 [ 1342.207539][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.207621][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1342.207683][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.207750][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.207809][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.207874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.207922][ T32] r4:84789140 [ 1342.207994][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.208093][ T32] INFO: task kworker/1:785:5244 blocked for more than 468 seconds. [ 1342.208210][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.208277][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.208325][ T32] task:kworker/1:785 state:D stack:0 pid:5244 tgid:5244 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.208636][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.208720][ T32] Call trace: [ 1342.208781][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) ** 4 printk messages dropped ** [ 1342.209101][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.209178][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1342.209646][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.209749][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85473540 [ 1342.209831][ T32] r4:00000000 [ 1342.209877][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.230655][ T32] r9:83018205 r8:85553000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1342.230904][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.231062][ T32] r5:00001000 r4:eb73d000 [ 1342.231110][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.231196][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.231282][ T32] r5:854dc78c r4:854dc400 [ 1342.231328][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.231427][ T32] r7:ddde2d40 r6:83018200 r5:854dc78c r4:85468180 [ 1342.231485][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.231599][ T32] r10:61c88647 r9:85553000 r8:854681ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.231653][ T32] r4:85468180 [ 1342.231699][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.231800][ T32] r10:00000000 r9:85468180 r8:8027ecf4 r7:eb8e1e60 r6:85468200 r5:85553000 [ 1342.231851][ T32] r4:00000001 [ 1342.231895][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.232005][ T32] Exception stack(0xeb8e5fb0 to 0xeb8e5ff8) [ 1342.232141][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.232224][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.232285][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.232373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.232431][ T32] r4:854732c0 [ 1342.233290][ T32] INFO: task kworker/1:785:5244 is blocked on a mutex likely owned by task kworker/1:208:3660. ** 2 printk messages dropped ** [ 1342.233800][ T32] Call trace: ** 9 printk messages dropped ** [ 1342.234692][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 9 printk messages dropped ** [ 1342.235434][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 12 printk messages dropped ** [ 1342.236497][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1342.237250][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1342.238159][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.238289][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.238404][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8e9e08 [ 1342.238454][ T32] r4:00000000 [ 1342.238495][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1342.238578][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.238668][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.238771][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85473780 [ 1342.238826][ T32] r4:00000000 [ 1342.238877][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.238975][ T32] r9:83018205 r8:85553c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1342.239026][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.239114][ T32] r5:00001000 r4:eb759000 [ 1342.239154][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.239235][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.239345][ T32] r5:854dcb8c r4:854dc800 [ 1342.239398][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.239497][ T32] r7:ddde2d40 r6:83018200 r5:854dcb8c r4:85468280 [ 1342.239543][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.239642][ T32] r10:61c88647 r9:85553c00 r8:854682ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.239898][ T32] r4:85468280 [ 1342.239966][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.240086][ T32] r10:00000000 r9:85468280 r8:8027ecf4 r7:eb8e5e60 r6:85468300 r5:85553c00 [ 1342.240142][ T32] r4:00000001 [ 1342.240275][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.273804][ T32] Exception stack(0xeb8e9fb0 to 0xeb8e9ff8) [ 1342.273885][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1342.274643][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.274768][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.274848][ T32] Call trace: [ 1342.274886][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1342.274950][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1342.274999][ T32] r4:00000000 [ 1342.275029][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.275104][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1342.275142][ T32] 1d20: 8cd8d000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1342.275199][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1342.275229][ T32] 1d60: 80070013 ffffffff [ 1342.275255][ T32] r5:80070013 r4:80239bb0 [ 1342.275315][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.275370][ T32] r4:82ac11e4 [ 1342.275392][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.275440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1342.275545][ T32] r4:e0451dc0 [ 1342.275574][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.275622][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 ** 12 printk messages dropped ** [ 1342.276200][ T32] r4:847a6c80 ** 5 printk messages dropped ** [ 1342.276427][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1342.277052][ T32] r10:829189c0 r9:eb8ddd84 r8:00000002 r7:60000013 r6:eb8ddd8c r5:85555400 ** 3 printk messages dropped ** [ 1342.277184][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1342.277405][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1342.278014][ T32] r7:ddde2d40 r6:83018200 r5:854dcf8c r4:85468380 ** 9 printk messages dropped ** [ 1342.278836][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1342.303634][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1342.305643][ T32] r4:e0451dc0 ** 8 printk messages dropped ** [ 1342.306470][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1342.307486][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1342.308770][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) ** 4 printk messages dropped ** [ 1342.309179][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.309565][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85473b80 ** 9 printk messages dropped ** [ 1342.335838][ T32] r7:ddde2d40 r6:83018200 r5:854dd38c r4:85468480 [ 1342.335907][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.336020][ T32] r10:61c88647 r9:85556c00 r8:854684ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.336089][ T32] r4:85468480 [ 1342.336135][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.336244][ T32] r10:00000000 r9:85468480 r8:8027ecf4 r7:eb8dde60 r6:85468500 r5:85556c00 [ 1342.336305][ T32] r4:00000001 [ 1342.336355][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.336436][ T32] Exception stack(0xeb8f9fb0 to 0xeb8f9ff8) [ 1342.336503][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.336570][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.336639][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.336713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.336766][ T32] r4:85473800 [ 1342.337618][ T32] INFO: task kworker/1:788:5249 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1342.337742][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.337917][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.338063][ T32] Call trace: [ 1342.338138][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1342.338320][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1342.338386][ T32] r4:00000000 [ 1342.338467][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.338615][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1342.338698][ T32] 1d20: 8d0a9000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1342.338773][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1342.338830][ T32] 1d60: 80070013 ffffffff [ 1342.338946][ T32] r5:80070013 r4:80239bb0 [ 1342.339005][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.339126][ T32] r4:82ac11e4 [ 1342.339181][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.339292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1342.339349][ T32] r4:e0451dc0 [ 1342.339397][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.339515][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1342.339595][ T32] r4:00000000 [ 1342.339663][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.339788][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1342.339958][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.353866][ T32] r5:00001000 r4:ee619000 [ 1342.353930][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.354021][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.354074][ T32] r5:8495ab8c r4:8495a800 [ 1342.354097][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.354220][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1342.354272][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.354377][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.354417][ T32] r4:847a6c80 [ 1342.354439][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.354520][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1342.354566][ T32] r4:00000001 [ 1342.354592][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.354647][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1342.354688][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.354745][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.354779][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.354812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.354837][ T32] r4:84789140 [ 1342.354878][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.354950][ T32] INFO: task kworker/1:789:5252 blocked for more than 468 seconds. ** 2 printk messages dropped ** [ 1342.355106][ T32] task:kworker/1:789 state:D stack:0 pid:5252 tgid:5252 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1342.355543][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1342.355938][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1342.356805][ T32] r7:ddde2d40 r6:83018200 r5:854dd78c r4:85468580 ** 7 printk messages dropped ** [ 1342.357193][ T32] Exception stack(0xeb789fb0 to 0xeb789ff8) ** 6 printk messages dropped ** [ 1342.358046][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1342.380803][ T32] r4:e0451dc0 ** 2 printk messages dropped ** [ 1342.381064][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.381272][ T32] r5:00001000 r4:ee619000 ** 7 printk messages dropped ** [ 1342.381879][ T32] r4:847a6c80 ** 5 printk messages dropped ** [ 1342.382133][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.382207][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.382258][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.382299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.382324][ T32] r4:84789140 [ 1342.382352][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.382467][ T32] INFO: task kworker/1:790:5254 blocked for more than 468 seconds. [ 1342.382516][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.382548][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.382601][ T32] task:kworker/1:790 state:D stack:0 pid:5254 tgid:5254 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.382682][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.382822][ T32] Call trace: [ 1342.382922][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1342.382991][ T32] r10:829189c0 r9:eb8edd84 r8:00000002 r7:60000113 r6:eb8edd8c r5:85558c00 [ 1342.383025][ T32] r4:85558c00 [ 1342.383051][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1342.383127][ T32] r5:85558c00 r4:829189bc [ 1342.383183][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.383246][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.383305][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8ede08 [ 1342.383331][ T32] r4:00000000 [ 1342.383352][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1342.383398][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.383439][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.383488][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8539cf40 [ 1342.383513][ T32] r4:00000000 [ 1342.383585][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.383641][ T32] r9:83018205 r8:85558c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1342.383666][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.383713][ T32] r5:00001000 r4:dff7f000 [ 1342.383734][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.383778][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.383843][ T32] r5:854ddf8c r4:854ddc00 [ 1342.383880][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.383974][ T32] r7:ddde2d40 r6:83018200 r5:854ddf8c r4:85468680 [ 1342.384005][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.384071][ T32] r10:61c88647 r9:85558c00 r8:854686ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.384097][ T32] r4:85468680 [ 1342.384121][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.384194][ T32] r10:00000000 r9:85468680 r8:8027ecf4 r7:eb789e60 r6:85468700 r5:85558c00 [ 1342.384225][ T32] r4:00000001 [ 1342.384253][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.384300][ T32] Exception stack(0xeb8edfb0 to 0xeb8edff8) [ 1342.384329][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.384362][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.384424][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.384464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.384490][ T32] r4:85473c00 [ 1342.385197][ T32] INFO: task kworker/1:790:5254 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1342.385286][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.385448][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.385545][ T32] Call trace: [ 1342.385636][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1342.385751][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1342.385800][ T32] r4:00000000 [ 1342.385843][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.385933][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1342.386000][ T32] 1d20: 8d354000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1342.386078][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1342.386135][ T32] 1d60: 80070013 ffffffff [ 1342.386224][ T32] r5:80070013 r4:80239bb0 [ 1342.386296][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.386418][ T32] r4:82ac11e4 [ 1342.386466][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 1342.387167][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 ** 9 printk messages dropped ** [ 1342.387915][ T32] r4:847a6c80 ** 6 printk messages dropped ** [ 1342.388411][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1342.388924][ T32] Not tainted 6.15.0-syzkaller #0 ** 1 printk messages dropped ** [ 1342.389073][ T32] task:kworker/1:791 state:D stack:0 pid:5256 tgid:5256 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1342.389761][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1342.413897][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1342.414737][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1342.415595][ T32] Exception stack(0xeb861fb0 to 0xeb861ff8) ** 6 printk messages dropped ** [ 1342.416928][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1342.418301][ T32] r4:e0451dc0 ** 4 printk messages dropped ** [ 1342.418583][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 ** 9 printk messages dropped ** [ 1342.419080][ T32] r4:847a6c80 ** 6 printk messages dropped ** [ 1342.419449][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1342.419843][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.419884][ T32] task:kworker/1:792 state:D stack:0 pid:5259 tgid:5259 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.443840][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.444219][ T32] Call trace: [ 1342.444313][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1342.444894][ T32] r10:829189c0 r9:eb905d84 r8:00000002 r7:60000113 r6:eb905d8c r5:8555a400 [ 1342.444988][ T32] r4:8555a400 [ 1342.445146][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1342.445256][ T32] r5:8555a400 r4:829189bc [ 1342.445576][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.445675][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.445989][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb905e08 [ 1342.446201][ T32] r4:00000000 [ 1342.446259][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1342.446348][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.447285][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.447562][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8539ee40 [ 1342.447630][ T32] r4:00000000 [ 1342.447684][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.448075][ T32] r9:83018205 r8:8555a400 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1342.448295][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.448410][ T32] r5:00001000 r4:e0693000 [ 1342.448500][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.448592][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.448680][ T32] r5:854de38c r4:854de000 [ 1342.448725][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.449038][ T32] r7:ddde2d40 r6:83018200 r5:854de38c r4:85468880 [ 1342.449231][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.449561][ T32] r10:61c88647 r9:8555a400 r8:854688ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.449953][ T32] r4:85468880 [ 1342.484000][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.484458][ T32] r10:00000000 r9:85468880 r8:8027ecf4 r7:eb8ede60 r6:85468900 r5:8555a400 [ 1342.484543][ T32] r4:00000001 [ 1342.484598][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.484716][ T32] Exception stack(0xeb905fb0 to 0xeb905ff8) [ 1342.484799][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.484867][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.484926][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.484990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.485045][ T32] r4:85473ec0 [ 1342.485860][ T32] INFO: task kworker/1:792:5259 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1342.485955][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.486155][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.486403][ T32] Call trace: [ 1342.486569][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1342.486695][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1342.486755][ T32] r4:00000000 [ 1342.486965][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.487097][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1342.487185][ T32] 1d20: 8db50000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1342.487255][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1342.487315][ T32] 1d60: 80070013 ffffffff [ 1342.487370][ T32] r5:80070013 r4:80239bb0 [ 1342.487417][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.487514][ T32] r4:82ac11e4 [ 1342.487560][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.487663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1342.487714][ T32] r4:e0451dc0 [ 1342.487759][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.487875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1342.487935][ T32] r4:00000000 [ 1342.487981][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.488097][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1342.488169][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.488285][ T32] r5:00001000 r4:ee619000 [ 1342.488336][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.488428][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.488528][ T32] r5:8495ab8c r4:8495a800 [ 1342.488579][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.488683][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1342.488731][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.488835][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.488888][ T32] r4:847a6c80 [ 1342.488933][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1342.489479][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1342.511598][ T32] r10:829189c0 r9:eb909d84 r8:00000002 r7:60000113 r6:eb909d8c r5:8555b000 ** 6 printk messages dropped ** [ 1342.512156][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1342.512859][ T32] r5:00001000 r4:ea9a9000 ** 6 printk messages dropped ** [ 1342.513521][ T32] r10:61c88647 r9:8555b000 r8:854689ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 13 printk messages dropped ** [ 1342.515506][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1342.516324][ T32] 1d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1342.516717][ T32] r4:e0451dc0 ** 2 printk messages dropped ** [ 1342.516910][ T32] r4:00000000 [ 1342.516954][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.517060][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1342.517112][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.517203][ T32] r5:00001000 r4:ee619000 [ 1342.517262][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.517373][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.517470][ T32] r5:8495ab8c r4:8495a800 [ 1342.517549][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.517650][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1342.517732][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.517844][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.517899][ T32] r4:847a6c80 [ 1342.517945][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.518074][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1342.518133][ T32] r4:00000001 [ 1342.518208][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.518293][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1342.518354][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.518420][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.518480][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.518547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.518600][ T32] r4:84789140 [ 1342.518652][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.518763][ T32] INFO: task kworker/1:794:5262 blocked for more than 468 seconds. [ 1342.518864][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.518981][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.519044][ T32] task:kworker/1:794 state:D stack:0 pid:5262 tgid:5262 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.519182][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.519268][ T32] Call trace: [ 1342.519336][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1342.519444][ T32] r10:829189c0 r9:eb90dd84 r8:00000002 r7:60000113 r6:eb90dd8c r5:8555bc00 [ 1342.519497][ T32] r4:8555bc00 [ 1342.519541][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1342.519627][ T32] r5:8555bc00 r4:829189bc [ 1342.519672][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.519755][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.519875][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb90de08 [ 1342.555205][ T32] r4:00000000 [ 1342.555330][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1342.555491][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.555584][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.555685][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85480300 [ 1342.555736][ T32] r4:00000000 [ 1342.555780][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.555881][ T32] r9:83018205 r8:8555bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1342.555930][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.556019][ T32] r5:00001000 r4:eabaf000 [ 1342.556081][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.556166][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.556281][ T32] r5:854deb8c r4:854de800 [ 1342.556337][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.556440][ T32] r7:ddde2d40 r6:83018200 r5:854deb8c r4:85468a80 [ 1342.556549][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.556679][ T32] r10:61c88647 r9:8555bc00 r8:85468aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.556750][ T32] r4:85468a80 [ 1342.556803][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.556903][ T32] r10:00000000 r9:85468a80 r8:8027ecf4 r7:eb909e60 r6:85468b00 r5:8555bc00 [ 1342.556974][ T32] r4:00000001 [ 1342.557031][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.557136][ T32] Exception stack(0xeb90dfb0 to 0xeb90dff8) [ 1342.557218][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.557287][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.557368][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1342.558482][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1342.559756][ T32] r4:e0451dc0 [ 1342.559804][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1342.571547][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1342.572421][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1342.572877][ T32] r4:84789140 ** 4 printk messages dropped ** [ 1342.573216][ T32] task:kworker/1:795 state:D stack:0 pid:5264 tgid:5264 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1342.574018][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1342.574885][ T32] r9:83018205 r8:8555c800 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 7 printk messages dropped ** [ 1342.575515][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1342.576209][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1342.576350][ T32] r4:85480180 [ 1342.577199][ T32] INFO: task kworker/1:795:5264 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1342.577302][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.577441][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.577563][ T32] Call trace: [ 1342.577652][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1342.577776][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1342.577866][ T32] r4:00000000 [ 1342.577927][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.578021][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1342.578104][ T32] 1d20: 8e091000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1342.578242][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1342.578329][ T32] 1d60: 80070013 ffffffff [ 1342.578395][ T32] r5:80070013 r4:80239bb0 [ 1342.578450][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.578546][ T32] r4:82ac11e4 [ 1342.578592][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.578707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1342.578758][ T32] r4:e0451dc0 [ 1342.578796][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.578934][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1342.578993][ T32] r4:00000000 [ 1342.579053][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.579171][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1342.579227][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.579365][ T32] r5:00001000 r4:ee619000 [ 1342.579429][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.579538][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.579631][ T32] r5:8495ab8c r4:8495a800 [ 1342.579678][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.579777][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1342.580002][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.609269][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.609403][ T32] r4:847a6c80 [ 1342.609498][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.609656][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1342.609718][ T32] r4:00000001 [ 1342.609787][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.615580][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1342.615848][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.615928][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.615994][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.616076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.616164][ T32] r4:84789140 [ 1342.616248][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.616335][ T32] INFO: task kworker/1:796:5265 blocked for more than 469 seconds. [ 1342.616423][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.616515][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.616591][ T32] task:kworker/1:796 state:D stack:0 pid:5265 tgid:5265 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.616821][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.616966][ T32] Call trace: [ 1342.617086][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1342.617228][ T32] r10:829189c0 r9:eb919d84 r8:00000002 r7:60000013 r6:eb919d8c r5:8555d400 [ 1342.617290][ T32] r4:8555d400 [ 1342.617342][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1342.617444][ T32] r5:8555d400 r4:829189bc [ 1342.617498][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.617593][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.617709][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb919e08 [ 1342.617770][ T32] r4:00000000 [ 1342.617908][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1342.618014][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.618135][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.618327][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854806c0 [ 1342.618396][ T32] r4:00000000 [ 1342.618461][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.618580][ T32] r9:83018205 r8:8555d400 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1342.618639][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.618744][ T32] r5:00001000 r4:eadcb000 [ 1342.618798][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.618896][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.619019][ T32] r5:854df38c r4:854df000 [ 1342.619105][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.619244][ T32] r7:ddde2d40 r6:83018200 r5:854df38c r4:85468c80 [ 1342.619308][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.619425][ T32] r10:61c88647 r9:8555d400 r8:85468cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.619496][ T32] r4:85468c80 [ 1342.619552][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.619692][ T32] r10:00000000 r9:85468c80 r8:8027ecf4 r7:eb911e60 r6:85468d00 r5:8555d400 [ 1342.619759][ T32] r4:00000001 [ 1342.619812][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.634669][ T32] Exception stack(0xeb919fb0 to 0xeb919ff8) [ 1342.634910][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.635007][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.635076][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.635157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.635217][ T32] r4:85480180 [ 1342.635927][ T32] INFO: task kworker/1:796:5265 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1342.636020][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.636200][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.636367][ T32] Call trace: [ 1342.636472][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1342.636700][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1342.636768][ T32] r4:00000000 [ 1342.636819][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.636930][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1342.637014][ T32] 1d20: 8e4cf000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1342.637095][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1342.637174][ T32] 1d60: 80070013 ffffffff [ 1342.637245][ T32] r5:80070013 r4:80239bb0 [ 1342.637301][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.637404][ T32] r4:82ac11e4 [ 1342.637464][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.637565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1342.637618][ T32] r4:e0451dc0 [ 1342.637671][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.637778][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1342.637834][ T32] r4:00000000 [ 1342.637883][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.637990][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1342.638046][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.638146][ T32] r5:00001000 r4:ee619000 [ 1342.638229][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.638324][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.638427][ T32] r5:8495ab8c r4:8495a800 [ 1342.638503][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1342.638781][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 14 printk messages dropped ** [ 1342.661360][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1342.662423][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1342.662979][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1342.664105][ T32] r7:ddde2d40 r6:83018200 r5:854dff8c r4:85468d80 ** 7 printk messages dropped ** [ 1342.664858][ T32] Exception stack(0xeb915fb0 to 0xeb915ff8) ** 6 printk messages dropped ** [ 1342.666096][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1342.667382][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1342.667584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1342.667650][ T32] r4:e0451dc0 [ 1342.667703][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.667813][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1342.667870][ T32] r4:00000000 [ 1342.667919][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.668047][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1342.668110][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.668216][ T32] r5:00001000 r4:ee619000 [ 1342.668287][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.668393][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.668500][ T32] r5:8495ab8c r4:8495a800 [ 1342.668550][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.668659][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1342.668733][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.668879][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.668960][ T32] r4:847a6c80 [ 1342.669031][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.669149][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1342.669209][ T32] r4:00000001 [ 1342.669261][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.669347][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1342.669417][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.669513][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.669586][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.669679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.669801][ T32] r4:84789140 [ 1342.692948][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.693147][ T32] INFO: task kworker/1:798:5270 blocked for more than 469 seconds. [ 1342.693196][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.693250][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.693303][ T32] task:kworker/1:798 state:D stack:0 pid:5270 tgid:5270 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.693384][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.693460][ T32] Call trace: [ 1342.693516][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1342.693634][ T32] r10:829189c0 r9:eb921d84 r8:00000002 r7:60000013 r6:eb921d8c r5:8555ec00 [ 1342.693690][ T32] r4:8555ec00 [ 1342.693716][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1342.693768][ T32] r5:8555ec00 r4:829189bc [ 1342.693858][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.693906][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.694032][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb921e08 [ 1342.694088][ T32] r4:00000000 [ 1342.694112][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1342.694154][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.694272][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.694351][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854807c0 [ 1342.694380][ T32] r4:00000000 [ 1342.694477][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.694535][ T32] r9:83018205 r8:8555ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1342.694559][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.694604][ T32] r5:00001000 r4:eaebb000 [ 1342.694625][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.694669][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.694712][ T32] r5:854df78c r4:854df400 [ 1342.694758][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.694896][ T32] r7:ddde2d40 r6:83018200 r5:854df78c r4:85468e80 [ 1342.694938][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.694994][ T32] r10:61c88647 r9:8555ec00 r8:85468eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.695029][ T32] r4:85468e80 [ 1342.695053][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.695153][ T32] r10:00000000 r9:85468e80 r8:8027ecf4 r7:eb915e60 r6:85468f00 r5:8555ec00 [ 1342.695189][ T32] r4:00000001 [ 1342.695211][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.695300][ T32] Exception stack(0xeb921fb0 to 0xeb921ff8) [ 1342.695336][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1342.695474][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1342.696213][ T32] Call trace: ** 6 printk messages dropped ** [ 1342.696480][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 ** 8 printk messages dropped ** [ 1342.696874][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 ** 10 printk messages dropped ** [ 1342.697364][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1342.697795][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.698317][ T32] task:kworker/1:799 state:D stack:0 pid:5272 tgid:5272 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1342.699011][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1342.699613][ T32] r9:83018205 r8:85554800 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 ** 8 printk messages dropped ** [ 1342.723117][ T32] r10:61c88647 r9:85554800 r8:85468fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1342.723661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 4 printk messages dropped ** [ 1342.724334][ T32] Call trace: [ 1342.724369][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1342.724426][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1342.724459][ T32] r4:00000000 [ 1342.724481][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.724554][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1342.724668][ T32] 1d20: 8ed4d000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1342.724778][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1342.724868][ T32] 1d60: 80070013 ffffffff [ 1342.724898][ T32] r5:80070013 r4:80239bb0 [ 1342.724921][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.724970][ T32] r4:82ac11e4 [ 1342.724992][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.725040][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1342.725068][ T32] r4:e0451dc0 [ 1342.725091][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.725163][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1342.725196][ T32] r4:00000000 [ 1342.725244][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.725373][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1342.725401][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.725455][ T32] r5:00001000 r4:ee619000 [ 1342.725478][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.725523][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.725592][ T32] r5:8495ab8c r4:8495a800 [ 1342.725646][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.725701][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1342.725740][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.725804][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.725828][ T32] r4:847a6c80 [ 1342.725848][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.725898][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1342.725948][ T32] r4:00000001 [ 1342.726004][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.726074][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1342.726108][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.726139][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.726193][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.726306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.726334][ T32] r4:84789140 [ 1342.726382][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.726420][ T32] INFO: task kworker/1:800:5274 blocked for more than 469 seconds. [ 1342.726460][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.726487][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.726508][ T32] task:kworker/1:800 state:D stack:0 pid:5274 tgid:5274 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.726587][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.726647][ T32] Call trace: [ 1342.726714][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1342.726793][ T32] r10:829189c0 r9:eb929d84 r8:00000002 r7:60000013 r6:eb929d8c r5:85556000 [ 1342.726823][ T32] r4:85556000 [ 1342.726869][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1342.726917][ T32] r5:85556000 r4:829189bc [ 1342.726938][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.726980][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.727031][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb929e08 [ 1342.727083][ T32] r4:00000000 [ 1342.727108][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1342.727150][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.727190][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.727238][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e780 [ 1342.727261][ T32] r4:00000000 [ 1342.727342][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.727396][ T32] r9:83018205 r8:85556000 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1342.727419][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.727471][ T32] r5:00001000 r4:eb47b000 [ 1342.727492][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.727536][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.727653][ T32] r5:854e938c r4:854e9000 [ 1342.727853][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.727904][ T32] r7:ddde2d40 r6:83018200 r5:854e938c r4:8549c080 [ 1342.727947][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.728003][ T32] r10:61c88647 r9:85556000 r8:8549c0ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.728029][ T32] r4:8549c080 [ 1342.728054][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.728104][ T32] r10:00000000 r9:8549c080 r8:8027ecf4 r7:eb915e60 r6:8549c100 r5:85556000 [ 1342.728155][ T32] r4:00000001 [ 1342.728190][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.728233][ T32] Exception stack(0xeb929fb0 to 0xeb929ff8) [ 1342.728262][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.728317][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.728448][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.728485][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.728509][ T32] r4:854808c0 [ 1342.728801][ T32] INFO: task kworker/1:800:5274 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1342.728844][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.729001][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.729049][ T32] Call trace: [ 1342.729079][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1342.729133][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1342.729157][ T32] r4:00000000 [ 1342.729243][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.729362][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1342.729400][ T32] 1d20: 8ed4d000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1342.729452][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1342.729630][ T32] 1d60: 80070013 ffffffff [ 1342.729660][ T32] r5:80070013 r4:80239bb0 [ 1342.729684][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.729729][ T32] r4:82ac11e4 [ 1342.729749][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.729797][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1342.729820][ T32] r4:e0451dc0 [ 1342.729846][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.729949][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1342.745117][ T32] r4:00000000 [ 1342.745173][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.745255][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1342.745279][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.745328][ T32] r5:00001000 r4:ee619000 [ 1342.745350][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.745393][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.745488][ T32] r5:8495ab8c r4:8495a800 [ 1342.745531][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.745610][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1342.745636][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.745689][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.745741][ T32] r4:847a6c80 [ 1342.745766][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.745817][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1342.745841][ T32] r4:00000001 [ 1342.745952][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.746046][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1342.746090][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.746124][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.746154][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.746210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.746333][ T32] r4:84789140 [ 1342.746387][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.746442][ T32] INFO: task kworker/1:801:5277 blocked for more than 469 seconds. [ 1342.746548][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.746581][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.746605][ T32] task:kworker/1:801 state:D stack:0 pid:5277 tgid:5277 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.746714][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.746786][ T32] Call trace: [ 1342.746860][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1342.746918][ T32] r10:829189c0 r9:eb931d84 r8:00000002 r7:60000013 r6:eb931d8c r5:85561800 [ 1342.746981][ T32] r4:85561800 [ 1342.747008][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1342.747053][ T32] r5:85561800 r4:829189bc [ 1342.747074][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.747117][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.747194][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb931e08 [ 1342.747222][ T32] r4:00000000 [ 1342.747246][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1342.747287][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.747425][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.747484][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85480d00 [ 1342.747508][ T32] r4:00000000 [ 1342.747528][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.747575][ T32] r9:83018205 r8:85561800 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1342.747597][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.747669][ T32] r5:00001000 r4:eb167000 [ 1342.747701][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.747744][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.747806][ T32] r5:854e838c r4:854e8000 [ 1342.747881][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.747956][ T32] r7:ddde2d40 r6:83018200 r5:854e838c r4:8549c180 [ 1342.748007][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.748063][ T32] r10:61c88647 r9:85561800 r8:8549c1ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.748088][ T32] r4:8549c180 [ 1342.748133][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.748186][ T32] r10:00000000 r9:8549c180 r8:8027ecf4 r7:eb929e60 r6:8549c200 r5:85561800 [ 1342.748210][ T32] r4:00000001 [ 1342.748231][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.748269][ T32] Exception stack(0xeb931fb0 to 0xeb931ff8) [ 1342.748297][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.748329][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.748413][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.748479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.748555][ T32] r4:85480b80 [ 1342.748972][ T32] INFO: task kworker/1:801:5277 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1342.749011][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.749102][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.749175][ T32] Call trace: [ 1342.749213][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1342.749269][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1342.749294][ T32] r4:00000000 [ 1342.749315][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.749358][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1342.749417][ T32] 1d20: 8ed4d000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1342.749461][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 ** 2 printk messages dropped ** [ 1342.749655][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 3 printk messages dropped ** [ 1342.763907][ T32] r4:e0451dc0 ** 1 printk messages dropped ** [ 1342.764056][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1342.764088][ T32] r4:00000000 [ 1342.764161][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.764234][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1342.764261][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.764311][ T32] r5:00001000 r4:ee619000 [ 1342.764332][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.764382][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.764450][ T32] r5:8495ab8c r4:8495a800 [ 1342.764502][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.764562][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1342.764587][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.764640][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.764665][ T32] r4:847a6c80 [ 1342.764686][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.764737][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1342.764761][ T32] r4:00000001 [ 1342.764783][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.764822][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1342.764911][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.764947][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.765001][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.765061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.765090][ T32] r4:84789140 [ 1342.765142][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.765202][ T32] INFO: task kworker/1:802:5279 blocked for more than 469 seconds. [ 1342.765266][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.765302][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.765326][ T32] task:kworker/1:802 state:D stack:0 pid:5279 tgid:5279 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.765390][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.765455][ T32] Call trace: [ 1342.765540][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1342.765624][ T32] r10:829189c0 r9:eb935d84 r8:00000002 r7:60000013 r6:eb935d8c r5:85560c00 [ 1342.765692][ T32] r4:85560c00 [ 1342.765725][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1342.765772][ T32] r5:85560c00 r4:829189bc [ 1342.765800][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.765868][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.765931][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb935e08 [ 1342.765956][ T32] r4:00000000 [ 1342.765976][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1342.766041][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.766122][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.766224][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85480f00 [ 1342.766281][ T32] r4:00000000 [ 1342.766307][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.766356][ T32] r9:83018205 r8:85560c00 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1342.766406][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.766470][ T32] r5:00001000 r4:eb37d000 [ 1342.766498][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.766541][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.766609][ T32] r5:854e878c r4:854e8400 [ 1342.766658][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.766714][ T32] r7:ddde2d40 r6:83018200 r5:854e878c r4:8549c280 [ 1342.766736][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.766785][ T32] r10:61c88647 r9:85560c00 r8:8549c2ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.766810][ T32] r4:8549c280 [ 1342.766830][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.766878][ T32] r10:00000000 r9:8549c280 r8:8027ecf4 r7:eb929e60 r6:8549c300 r5:85560c00 [ 1342.766905][ T32] r4:00000001 [ 1342.766924][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.766962][ T32] Exception stack(0xeb935fb0 to 0xeb935ff8) [ 1342.767065][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.767108][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.767138][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.767170][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.767193][ T32] r4:85480a40 [ 1342.767608][ T32] INFO: task kworker/1:802:5279 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1342.767665][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.767778][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.767822][ T32] Call trace: [ 1342.767890][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1342.768072][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1342.768123][ T32] r4:00000000 [ 1342.768147][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.768192][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1342.768250][ T32] 1d20: 8f1db000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1342.768292][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1342.768331][ T32] 1d60: 80070013 ffffffff [ 1342.768384][ T32] r5:80070013 r4:80239bb0 [ 1342.768410][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.768460][ T32] r4:82ac11e4 [ 1342.768481][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.768573][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1342.768626][ T32] r4:e0451dc0 [ 1342.768651][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.768725][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1342.768755][ T32] r4:00000000 [ 1342.768775][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.768822][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1342.768845][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.768889][ T32] r5:00001000 r4:ee619000 [ 1342.768910][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.768951][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.768995][ T32] r5:8495ab8c r4:8495a800 [ 1342.769017][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.769064][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1342.769110][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.769165][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.769189][ T32] r4:847a6c80 [ 1342.769233][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.769384][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1342.769441][ T32] r4:00000001 [ 1342.769468][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.769533][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1342.769591][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.769698][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.769762][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.769798][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.769822][ T32] r4:84789140 [ 1342.769842][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.792868][ T32] INFO: task kworker/1:803:5281 blocked for more than 469 seconds. [ 1342.793056][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.793094][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.793132][ T32] task:kworker/1:803 state:D stack:0 pid:5281 tgid:5281 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.793256][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.793324][ T32] Call trace: [ 1342.793385][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1342.793465][ T32] r10:829189c0 r9:eb93dd84 r8:00000002 r7:60000013 r6:eb93dd8c r5:85560000 [ 1342.793493][ T32] r4:85560000 [ 1342.793537][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1342.793611][ T32] r5:85560000 r4:829189bc [ 1342.793706][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.793754][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.793808][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb93de08 [ 1342.793833][ T32] r4:00000000 [ 1342.793855][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1342.793897][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.793942][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.793992][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e440 [ 1342.794016][ T32] r4:00000000 [ 1342.794062][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.794120][ T32] r9:83018205 r8:85560000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1342.794145][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.794214][ T32] r5:00001000 r4:eb44b000 [ 1342.794239][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.794453][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.794532][ T32] r5:854e8b8c r4:854e8800 [ 1342.794559][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.794610][ T32] r7:ddde2d40 r6:83018200 r5:854e8b8c r4:8549c380 [ 1342.794649][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.794704][ T32] r10:61c88647 r9:85560000 r8:8549c3ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.794728][ T32] r4:8549c380 [ 1342.794750][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.794800][ T32] r10:00000000 r9:8549c380 r8:8027ecf4 r7:eb929e60 r6:8549c400 r5:85560000 [ 1342.794825][ T32] r4:00000001 [ 1342.794850][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.794951][ T32] Exception stack(0xeb93dfb0 to 0xeb93dff8) [ 1342.794994][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.795079][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.795112][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.795150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.795176][ T32] r4:85480c40 [ 1342.795596][ T32] INFO: task kworker/1:803:5281 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1342.795635][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.795740][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.795821][ T32] Call trace: [ 1342.795873][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1342.795930][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1342.795955][ T32] r4:00000000 [ 1342.796005][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.796074][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1342.796111][ T32] 1d20: 8f6a6000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1342.796145][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1342.796171][ T32] 1d60: 80070013 ffffffff [ 1342.796198][ T32] r5:80070013 r4:80239bb0 [ 1342.796230][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.796301][ T32] r4:82ac11e4 [ 1342.796327][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.796376][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1342.796399][ T32] r4:e0451dc0 [ 1342.796420][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.796472][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1342.796596][ T32] r4:00000000 [ 1342.796621][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.796748][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1342.796825][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.796873][ T32] r5:00001000 r4:ee619000 [ 1342.796895][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.797013][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.797061][ T32] r5:8495ab8c r4:8495a800 [ 1342.797106][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.797160][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1342.797182][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.797232][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.797280][ T32] r4:847a6c80 [ 1342.797304][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.797356][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1342.797425][ T32] r4:00000001 [ 1342.797455][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.797518][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1342.797550][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.797582][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.797611][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.797645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.797669][ T32] r4:84789140 [ 1342.797690][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.797717][ T32] INFO: task kworker/0:273:5282 blocked for more than 469 seconds. [ 1342.797773][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.797803][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.797825][ T32] task:kworker/0:273 state:D stack:0 pid:5282 tgid:5282 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.797976][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.798018][ T32] Call trace: [ 1342.798135][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1342.798239][ T32] r10:829189c0 r9:eb945d84 r8:00000002 r7:60000113 r6:eb945d8c r5:85563c00 [ 1342.798305][ T32] r4:85563c00 [ 1342.798329][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1342.798405][ T32] r5:85563c00 r4:829189bc [ 1342.798481][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.798528][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.798758][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb945e08 [ 1342.798786][ T32] r4:00000000 [ 1342.798859][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1342.798905][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.798945][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.798992][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84797640 [ 1342.799016][ T32] r4:00000000 [ 1342.799035][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.799119][ T32] r9:83018005 r8:85563c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1342.799154][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.799197][ T32] r5:00001000 r4:e073b000 [ 1342.799218][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.799260][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.799302][ T32] r5:854fc38c r4:854fc000 [ 1342.799322][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.799393][ T32] r7:dddced40 r6:83018000 r5:854fc38c r4:8506e880 [ 1342.799445][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.799503][ T32] r10:61c88647 r9:85563c00 r8:8506e8ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.799528][ T32] r4:8506e880 [ 1342.799547][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.799969][ T32] r10:00000000 r9:8506e880 r8:8027ecf4 r7:eb7bde60 r6:8549c480 r5:85563c00 [ 1342.814317][ T32] r4:00000001 [ 1342.814372][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.814468][ T32] Exception stack(0xeb945fb0 to 0xeb945ff8) [ 1342.814583][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.814620][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.814651][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.814685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.814709][ T32] r4:8548f900 [ 1342.815148][ T32] INFO: task kworker/0:273:5282 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1342.815219][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.815382][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.815469][ T32] Call trace: [ 1342.815557][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1342.815615][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1342.815641][ T32] r4:00000000 [ 1342.815684][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.815732][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1342.815765][ T32] 1d20: 8f6a6000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1342.815796][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1342.815821][ T32] 1d60: 80070013 ffffffff [ 1342.815846][ T32] r5:80070013 r4:80239bb0 [ 1342.815868][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.815967][ T32] r4:82ac11e4 [ 1342.816042][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.816120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1342.816186][ T32] r4:e0451dc0 [ 1342.816215][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.816265][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1342.816290][ T32] r4:00000000 [ 1342.816311][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.816360][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1342.816383][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.816427][ T32] r5:00001000 r4:ee619000 [ 1342.816454][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.816546][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.816613][ T32] r5:8495ab8c r4:8495a800 [ 1342.816662][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.816740][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1342.816767][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.816861][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.816889][ T32] r4:847a6c80 [ 1342.816910][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.816961][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1342.816986][ T32] r4:00000001 [ 1342.817007][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.817045][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1342.817105][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.817140][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.817184][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.817246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.817327][ T32] r4:84789140 [ 1342.817599][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.817636][ T32] INFO: task kworker/0:274:5284 blocked for more than 469 seconds. [ 1342.817673][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.817701][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.817724][ T32] task:kworker/0:274 state:D stack:0 pid:5284 tgid:5284 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.817774][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.817840][ T32] Call trace: [ 1342.818048][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1342.818104][ T32] r10:829189c0 r9:eb949d84 r8:00000002 r7:60000113 r6:eb949d8c r5:85564800 [ 1342.818128][ T32] r4:85564800 [ 1342.818187][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1342.818259][ T32] r5:85564800 r4:829189bc [ 1342.818284][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.818339][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.818431][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb949e08 [ 1342.818513][ T32] r4:00000000 [ 1342.818537][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1342.818603][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.818647][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.818695][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847977c0 [ 1342.818730][ T32] r4:00000000 [ 1342.818755][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.818828][ T32] r9:83018005 r8:85564800 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1342.818855][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.818996][ T32] r5:00001000 r4:dfd75000 [ 1342.819021][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.819063][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.819106][ T32] r5:84990f8c r4:84990c00 [ 1342.819127][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.819173][ T32] r7:dddced40 r6:83018000 r5:84990f8c r4:8506e900 [ 1342.819195][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.819244][ T32] r10:61c88647 r9:85564800 r8:8506e92c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.819280][ T32] r4:8506e900 [ 1342.819306][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.819357][ T32] r10:00000000 r9:8506e900 r8:8027ecf4 r7:eb945e60 r6:8549c500 r5:85564800 [ 1342.819381][ T32] r4:00000001 [ 1342.819428][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.819477][ T32] Exception stack(0xeb949fb0 to 0xeb949ff8) [ 1342.819506][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.819708][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.819741][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.819774][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.819797][ T32] r4:8548f900 [ 1342.838678][ T32] INFO: task kworker/0:274:5284 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1342.838842][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.838935][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.839000][ T32] Call trace: [ 1342.839064][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1342.839129][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1342.839157][ T32] r4:00000000 [ 1342.839203][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.839254][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1342.839289][ T32] 1d20: 8faf7000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1342.839321][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1342.839373][ T32] 1d60: 80070013 ffffffff [ 1342.839403][ T32] r5:80070013 r4:80239bb0 [ 1342.839426][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.839487][ T32] r4:82ac11e4 [ 1342.839523][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.839575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1342.839623][ T32] r4:e0451dc0 [ 1342.839648][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.839696][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1342.839769][ T32] r4:00000000 [ 1342.839794][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.839867][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1342.846276][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.846371][ T32] r5:00001000 r4:ee619000 [ 1342.846395][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.846446][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.846493][ T32] r5:8495ab8c r4:8495a800 [ 1342.846515][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.846680][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1342.846707][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.846761][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.846804][ T32] r4:847a6c80 [ 1342.846830][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.847325][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1342.847354][ T32] r4:00000001 [ 1342.847375][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.847448][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1342.847738][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.847775][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.847806][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.847851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.847883][ T32] r4:84789140 [ 1342.847910][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.847943][ T32] INFO: task kworker/1:804:5286 blocked for more than 469 seconds. [ 1342.848038][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.848070][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.848093][ T32] task:kworker/1:804 state:D stack:0 pid:5286 tgid:5286 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.848161][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.848504][ T32] Call trace: [ 1342.848542][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1342.848600][ T32] r10:829189c0 r9:eb94dd84 r8:00000002 r7:60000113 r6:eb94dd8c r5:85563000 [ 1342.848625][ T32] r4:85563000 [ 1342.848646][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1342.848721][ T32] r5:85563000 r4:829189bc [ 1342.848908][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.848961][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.849015][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb94de08 [ 1342.849044][ T32] r4:00000000 [ 1342.849067][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1342.849211][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.849446][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.849499][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e600 [ 1342.849523][ T32] r4:00000000 [ 1342.849544][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.849594][ T32] r9:83018205 r8:85563000 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1342.849639][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.849689][ T32] r5:00001000 r4:eb465000 [ 1342.849710][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.849752][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.849794][ T32] r5:854e8f8c r4:854e8c00 [ 1342.849815][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.849934][ T32] r7:ddde2d40 r6:83018200 r5:854e8f8c r4:8549c580 [ 1342.864075][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.864188][ T32] r10:61c88647 r9:85563000 r8:8549c5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.864220][ T32] r4:8549c580 [ 1342.864244][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.864297][ T32] r10:00000000 r9:8549c580 r8:8027ecf4 r7:eb929e60 r6:8549c600 r5:85563000 [ 1342.864333][ T32] r4:00000001 [ 1342.864359][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.864400][ T32] Exception stack(0xeb94dfb0 to 0xeb94dff8) [ 1342.864432][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.864473][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.864502][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.864535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.864558][ T32] r4:8501e3c0 [ 1342.864971][ T32] INFO: task kworker/1:804:5286 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1342.865026][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.865112][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.865160][ T32] Call trace: [ 1342.865252][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1342.865314][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1342.865339][ T32] r4:00000000 [ 1342.865360][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.865402][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1342.865455][ T32] 1d20: 8fdee000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1342.865494][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1342.865521][ T32] 1d60: 80070013 ffffffff [ 1342.865548][ T32] r5:80070013 r4:80239bb0 [ 1342.865569][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.865617][ T32] r4:82ac11e4 [ 1342.865639][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.865689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1342.865713][ T32] r4:e0451dc0 [ 1342.865734][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.865831][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1342.865862][ T32] r4:00000000 [ 1342.865907][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.865960][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1342.866033][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.866084][ T32] r5:00001000 r4:ee619000 [ 1342.866106][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.866148][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.866233][ T32] r5:8495ab8c r4:8495a800 [ 1342.866285][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.866338][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1342.866386][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.866446][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.866487][ T32] r4:847a6c80 [ 1342.866522][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.866605][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1342.866632][ T32] r4:00000001 [ 1342.866654][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.866692][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1342.866722][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.866754][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.866808][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.866852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.866879][ T32] r4:84789140 [ 1342.866927][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.866979][ T32] INFO: task kworker/1:805:5289 blocked for more than 469 seconds. [ 1342.867017][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.867045][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.867066][ T32] task:kworker/1:805 state:D stack:0 pid:5289 tgid:5289 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.867169][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.867221][ T32] Call trace: [ 1342.867297][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1342.867353][ T32] r10:829189c0 r9:eb941d84 r8:00000002 r7:60000113 r6:eb941d8c r5:85562400 [ 1342.867377][ T32] r4:85562400 [ 1342.867423][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1342.867478][ T32] r5:85562400 r4:829189bc [ 1342.867501][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.867568][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.867674][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb941e08 [ 1342.867726][ T32] r4:00000000 [ 1342.867749][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1342.867791][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.867855][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.867908][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501ea00 [ 1342.867932][ T32] r4:00000000 [ 1342.867953][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.868024][ T32] r9:83018205 r8:85562400 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1342.868065][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.868114][ T32] r5:00001000 r4:eb4b7000 [ 1342.868187][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.868233][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.868300][ T32] r5:854e9b8c r4:854e9800 [ 1342.868324][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.868384][ T32] r7:ddde2d40 r6:83018200 r5:854e9b8c r4:8549c680 [ 1342.868409][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.868464][ T32] r10:61c88647 r9:85562400 r8:8549c6ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.868512][ T32] r4:8549c680 [ 1342.868536][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.868613][ T32] r10:00000000 r9:8549c680 r8:8027ecf4 r7:eb929e60 r6:8549c700 r5:85562400 [ 1342.868665][ T32] r4:00000001 [ 1342.868690][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.868788][ T32] Exception stack(0xeb941fb0 to 0xeb941ff8) [ 1342.868846][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.868882][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.868921][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.868956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.868980][ T32] r4:8501e400 [ 1342.869241][ T32] INFO: task kworker/1:805:5289 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1342.869278][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.869389][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.869492][ T32] Call trace: [ 1342.869629][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1342.869684][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1342.869734][ T32] r4:00000000 [ 1342.869757][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.869823][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1342.869859][ T32] 1d20: 8fdee000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1342.884331][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1342.884460][ T32] 1d60: 80070013 ffffffff [ 1342.884495][ T32] r5:80070013 r4:80239bb0 [ 1342.884521][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.884590][ T32] r4:82ac11e4 [ 1342.884638][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.884694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1342.884720][ T32] r4:e0451dc0 [ 1342.884756][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.884882][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1342.884910][ T32] r4:00000000 [ 1342.884983][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.885044][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1342.885072][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.885120][ T32] r5:00001000 r4:ee619000 [ 1342.885142][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.885185][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.885230][ T32] r5:8495ab8c r4:8495a800 [ 1342.885251][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.885298][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1342.885320][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.885370][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.885394][ T32] r4:847a6c80 [ 1342.885414][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.885470][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1342.885494][ T32] r4:00000001 [ 1342.885515][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.885578][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1342.885613][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.885646][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.885698][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.885734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.885760][ T32] r4:84789140 [ 1342.885821][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.885932][ T32] INFO: task kworker/1:806:5291 blocked for more than 469 seconds. [ 1342.885972][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.886000][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.886061][ T32] task:kworker/1:806 state:D stack:0 pid:5291 tgid:5291 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.886128][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.886225][ T32] Call trace: [ 1342.886259][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1342.886314][ T32] r10:829189c0 r9:eb92dd84 r8:00000002 r7:60000013 r6:eb92dd8c r5:85566000 [ 1342.886339][ T32] r4:85566000 [ 1342.886359][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1342.886403][ T32] r5:85566000 r4:829189bc [ 1342.886424][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.886472][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.886524][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb92de08 [ 1342.886548][ T32] r4:00000000 [ 1342.886567][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1342.886634][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.886707][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.886760][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501e740 [ 1342.886784][ T32] r4:00000000 [ 1342.886830][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.886906][ T32] r9:83018205 r8:85566000 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1342.886931][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.886975][ T32] r5:00001000 r4:eb49b000 [ 1342.886995][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.887037][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.887079][ T32] r5:854e978c r4:854e9400 [ 1342.887099][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.887143][ T32] r7:ddde2d40 r6:83018200 r5:854e978c r4:8549c780 [ 1342.887164][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.887216][ T32] r10:61c88647 r9:85566000 r8:8549c7ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.887265][ T32] r4:8549c780 [ 1342.887290][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.887364][ T32] r10:00000000 r9:8549c780 r8:8027ecf4 r7:eb941e60 r6:8549c800 r5:85566000 [ 1342.887418][ T32] r4:00000001 [ 1342.887447][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.887497][ T32] Exception stack(0xeb92dfb0 to 0xeb92dff8) [ 1342.887530][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.887562][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.887590][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.887622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.887693][ T32] r4:8501e680 [ 1342.888112][ T32] INFO: task kworker/1:806:5291 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1342.888151][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.888240][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.888283][ T32] Call trace: [ 1342.888312][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1342.888365][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1342.888390][ T32] r4:00000000 [ 1342.888411][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.888457][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1342.888490][ T32] 1d20: 8feef000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1342.888523][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1342.888549][ T32] 1d60: 80070013 ffffffff [ 1342.888606][ T32] r5:80070013 r4:80239bb0 [ 1342.888663][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.888739][ T32] r4:82ac11e4 [ 1342.888765][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.888881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1342.888909][ T32] r4:e0451dc0 [ 1342.888957][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.889032][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1342.889089][ T32] r4:00000000 [ 1342.889113][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.889162][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1342.889210][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.889259][ T32] r5:00001000 r4:ee619000 [ 1342.889281][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.889324][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.889368][ T32] r5:8495ab8c r4:8495a800 [ 1342.889388][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.889443][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1342.889484][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.889540][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.889564][ T32] r4:847a6c80 [ 1342.889583][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.889644][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1342.889723][ T32] r4:00000001 [ 1342.889750][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.889798][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1342.889880][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.908047][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.908106][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.908150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.908180][ T32] r4:84789140 [ 1342.908207][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.908241][ T32] INFO: task kworker/1:807:5293 blocked for more than 469 seconds. [ 1342.908277][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.908306][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.908354][ T32] task:kworker/1:807 state:D stack:0 pid:5293 tgid:5293 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.908433][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.908506][ T32] Call trace: [ 1342.908539][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1342.908599][ T32] r10:829189c0 r9:eb91dd84 r8:00000002 r7:60000113 r6:eb91dd8c r5:85566c00 [ 1342.908623][ T32] r4:85566c00 [ 1342.908643][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1342.908714][ T32] r5:85566c00 r4:829189bc [ 1342.908765][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.908813][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.908865][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb91de08 [ 1342.908939][ T32] r4:00000000 [ 1342.908963][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1342.909006][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.909048][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.909145][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85480a40 [ 1342.909236][ T32] r4:00000000 [ 1342.909287][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.909392][ T32] r9:83018205 r8:85566c00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1342.909429][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.909488][ T32] r5:00001000 r4:eb5af000 [ 1342.909512][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.909558][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.909601][ T32] r5:854eab8c r4:854ea800 [ 1342.909649][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.909706][ T32] r7:ddde2d40 r6:83018200 r5:854eab8c r4:8549c880 [ 1342.909730][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.909781][ T32] r10:61c88647 r9:85566c00 r8:8549c8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.909908][ T32] r4:8549c880 [ 1342.915128][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.915290][ T32] r10:00000000 r9:8549c880 r8:8027ecf4 r7:eb941e60 r6:8549c900 r5:85566c00 [ 1342.915349][ T32] r4:00000001 [ 1342.915376][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.915419][ T32] Exception stack(0xeb91dfb0 to 0xeb91dff8) [ 1342.915463][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.915498][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.915530][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.915563][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.915588][ T32] r4:8501e800 [ 1342.916022][ T32] INFO: task kworker/1:807:5293 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1342.916067][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.916224][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.916308][ T32] Call trace: [ 1342.916342][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1342.916400][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1342.916443][ T32] r4:00000000 [ 1342.916470][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.916564][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1342.916610][ T32] 1d20: 90376000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1342.916678][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1342.916733][ T32] 1d60: 80070013 ffffffff [ 1342.916764][ T32] r5:80070013 r4:80239bb0 [ 1342.916790][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.916838][ T32] r4:82ac11e4 [ 1342.917021][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.917082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1342.917110][ T32] r4:e0451dc0 [ 1342.917147][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.917201][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1342.917226][ T32] r4:00000000 [ 1342.917272][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.917357][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1342.917385][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.917433][ T32] r5:00001000 r4:ee619000 [ 1342.917461][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.917505][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.917550][ T32] r5:8495ab8c r4:8495a800 [ 1342.917572][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.917621][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1342.917644][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.917756][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.917790][ T32] r4:847a6c80 [ 1342.917813][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.917891][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1342.917922][ T32] r4:00000001 [ 1342.917944][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.917983][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1342.918116][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.918152][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.918203][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.918238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.918289][ T32] r4:84789140 [ 1342.918317][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.918399][ T32] INFO: task kworker/1:808:5295 blocked for more than 469 seconds. [ 1342.918542][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.918590][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.918615][ T32] task:kworker/1:808 state:D stack:0 pid:5295 tgid:5295 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.918688][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.918809][ T32] Call trace: [ 1342.918846][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1342.918898][ T32] r10:829189c0 r9:eb951d84 r8:00000002 r7:60000113 r6:eb951d8c r5:85565400 [ 1342.918924][ T32] r4:85565400 [ 1342.918946][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1342.918991][ T32] r5:85565400 r4:829189bc [ 1342.919037][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.919086][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.919164][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb951e08 [ 1342.919195][ T32] r4:00000000 [ 1342.919216][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1342.919258][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.919297][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.919348][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501ebc0 [ 1342.919374][ T32] r4:00000000 [ 1342.919397][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.919478][ T32] r9:83018205 r8:85565400 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1342.919532][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.919581][ T32] r5:00001000 r4:eb4db000 [ 1342.919604][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.919647][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.919691][ T32] r5:854e9f8c r4:854e9c00 [ 1342.919713][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.919759][ T32] r7:ddde2d40 r6:83018200 r5:854e9f8c r4:8549c980 [ 1342.919781][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.919833][ T32] r10:61c88647 r9:85565400 r8:8549c9ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.919920][ T32] r4:8549c980 [ 1342.933711][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.933855][ T32] r10:00000000 r9:8549c980 r8:8027ecf4 r7:eb91de60 r6:8549ca00 r5:85565400 [ 1342.933924][ T32] r4:00000001 [ 1342.933970][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.934017][ T32] Exception stack(0xeb951fb0 to 0xeb951ff8) [ 1342.934053][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.934087][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.934117][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.934151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.934215][ T32] r4:8501ea40 [ 1342.934647][ T32] INFO: task kworker/1:808:5295 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1342.934716][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.934893][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.934988][ T32] Call trace: [ 1342.935056][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1342.935143][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1342.935176][ T32] r4:00000000 [ 1342.935227][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.935277][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1342.935315][ T32] 1d20: 906d7000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1342.935444][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1342.935498][ T32] 1d60: 80070013 ffffffff [ 1342.935531][ T32] r5:80070013 r4:80239bb0 [ 1342.935555][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.935631][ T32] r4:82ac11e4 [ 1342.935660][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.935735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1342.935765][ T32] r4:e0451dc0 [ 1342.935789][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.935863][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1342.935895][ T32] r4:00000000 [ 1342.935918][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.935970][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1342.935995][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.936067][ T32] r5:00001000 r4:ee619000 [ 1342.936100][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.936148][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.936194][ T32] r5:8495ab8c r4:8495a800 [ 1342.936219][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.936296][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1342.936334][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.936469][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.936527][ T32] r4:847a6c80 [ 1342.936558][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.936637][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1342.936673][ T32] r4:00000001 [ 1342.936696][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.936738][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1342.936769][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.936801][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.936833][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.936882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.936935][ T32] r4:84789140 [ 1342.936968][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.937006][ T32] INFO: task kworker/1:809:5297 blocked for more than 469 seconds. [ 1342.937047][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.937075][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.937098][ T32] task:kworker/1:809 state:D stack:0 pid:5297 tgid:5297 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.937149][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.937247][ T32] Call trace: [ 1342.937283][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1342.937338][ T32] r10:829189c0 r9:eb959d84 r8:00000002 r7:60000113 r6:eb959d8c r5:85568c00 [ 1342.937388][ T32] r4:85568c00 [ 1342.937451][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1342.937529][ T32] r5:85568c00 r4:829189bc [ 1342.937556][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.937624][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.937730][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb959e08 [ 1342.937758][ T32] r4:00000000 [ 1342.937781][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1342.937825][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.937938][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.938058][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501ed40 [ 1342.938123][ T32] r4:00000000 [ 1342.938156][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.938248][ T32] r9:83018205 r8:85568c00 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1342.938297][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.938346][ T32] r5:00001000 r4:eb4fb000 [ 1342.938393][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.938468][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.938515][ T32] r5:854ea38c r4:854ea000 [ 1342.938538][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.938585][ T32] r7:ddde2d40 r6:83018200 r5:854ea38c r4:8549ca80 [ 1342.938606][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.938656][ T32] r10:61c88647 r9:85568c00 r8:8549caac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.938680][ T32] r4:8549ca80 [ 1342.938729][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.938782][ T32] r10:00000000 r9:8549ca80 r8:8027ecf4 r7:eb91de60 r6:8549cb00 r5:85568c00 [ 1342.938835][ T32] r4:00000001 [ 1342.938858][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.938922][ T32] Exception stack(0xeb959fb0 to 0xeb959ff8) [ 1342.938960][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.938992][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.939021][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.939054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.939078][ T32] r4:8501eb40 [ 1342.939328][ T32] INFO: task kworker/1:809:5297 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1342.939364][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.939434][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.939503][ T32] Call trace: [ 1342.939553][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1342.939683][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1342.939723][ T32] r4:00000000 [ 1342.939746][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.939837][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1342.939924][ T32] 1d20: 906d7000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1342.955770][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1342.955824][ T32] 1d60: 80070013 ffffffff [ 1342.955858][ T32] r5:80070013 r4:80239bb0 [ 1342.955884][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.955954][ T32] r4:82ac11e4 [ 1342.955976][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.956024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1342.956049][ T32] r4:e0451dc0 [ 1342.956112][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.956173][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1342.956206][ T32] r4:00000000 [ 1342.956229][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.956279][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1342.956302][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.956395][ T32] r5:00001000 r4:ee619000 [ 1342.956435][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.956486][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.956532][ T32] r5:8495ab8c r4:8495a800 [ 1342.956554][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.956628][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1342.956656][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.956726][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.956755][ T32] r4:847a6c80 [ 1342.956777][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.956844][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1342.956897][ T32] r4:00000001 [ 1342.956921][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.956976][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1342.957039][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.957075][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.957119][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.957155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.957211][ T32] r4:84789140 [ 1342.957263][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.957350][ T32] INFO: task kworker/1:810:5300 blocked for more than 469 seconds. [ 1342.957416][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.957452][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.957477][ T32] task:kworker/1:810 state:D stack:0 pid:5300 tgid:5300 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.957583][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.957686][ T32] Call trace: [ 1342.957721][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1342.957778][ T32] r10:829189c0 r9:eb95dd84 r8:00000002 r7:60000113 r6:eb95dd8c r5:8556a400 [ 1342.957807][ T32] r4:8556a400 [ 1342.957855][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1342.957932][ T32] r5:8556a400 r4:829189bc [ 1342.957983][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.958031][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.958192][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb95de08 [ 1342.958243][ T32] r4:00000000 [ 1342.958291][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1342.958339][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.958406][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.958473][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501efc0 [ 1342.958502][ T32] r4:00000000 [ 1342.958522][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.958569][ T32] r9:83018205 r8:8556a400 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1342.958616][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.958664][ T32] r5:00001000 r4:eb50d000 [ 1342.958686][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.958729][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.958800][ T32] r5:854ea78c r4:854ea400 [ 1342.958838][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.958908][ T32] r7:ddde2d40 r6:83018200 r5:854ea78c r4:8549cb80 [ 1342.958960][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.959016][ T32] r10:61c88647 r9:8556a400 r8:8549cbac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.959040][ T32] r4:8549cb80 [ 1342.959115][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.959169][ T32] r10:00000000 r9:8549cb80 r8:8027ecf4 r7:eb91de60 r6:8549cc00 r5:8556a400 [ 1342.959224][ T32] r4:00000001 [ 1342.959251][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.959291][ T32] Exception stack(0xeb95dfb0 to 0xeb95dff8) [ 1342.959320][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.959352][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.959381][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.959416][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.959443][ T32] r4:85480c40 [ 1342.959916][ T32] INFO: task kworker/1:810:5300 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1342.972770][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.972906][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.972969][ T32] Call trace: [ 1342.973004][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1342.973067][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1342.973094][ T32] r4:00000000 [ 1342.973115][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.973157][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1342.973198][ T32] 1d20: 90b3c000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1342.973232][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1342.973357][ T32] 1d60: 80070013 ffffffff [ 1342.973390][ T32] r5:80070013 r4:80239bb0 [ 1342.973413][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.973462][ T32] r4:82ac11e4 [ 1342.973483][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.973532][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1342.973558][ T32] r4:e0451dc0 [ 1342.973579][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.973675][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1342.973704][ T32] r4:00000000 [ 1342.973732][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.973783][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1342.973830][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.973881][ T32] r5:00001000 r4:ee619000 [ 1342.973928][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.974027][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.974076][ T32] r5:8495ab8c r4:8495a800 [ 1342.974102][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.974153][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1342.974195][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.974273][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.974301][ T32] r4:847a6c80 [ 1342.974324][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.974425][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1342.974502][ T32] r4:00000001 [ 1342.974576][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.974618][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1342.974649][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.974706][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.974742][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.974791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.974818][ T32] r4:84789140 [ 1342.974844][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.975021][ T32] INFO: task kworker/1:811:5301 blocked for more than 469 seconds. [ 1342.975064][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.975092][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.975113][ T32] task:kworker/1:811 state:D stack:0 pid:5301 tgid:5301 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.975163][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.975251][ T32] Call trace: [ 1342.975290][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1342.975345][ T32] r10:829189c0 r9:eb961d84 r8:00000002 r7:60000013 r6:eb961d8c r5:8556b000 [ 1342.975399][ T32] r4:8556b000 [ 1342.975461][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1342.975510][ T32] r5:8556b000 r4:829189bc [ 1342.975532][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.975576][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.975627][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb961e08 [ 1342.975667][ T32] r4:00000000 [ 1342.975690][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1342.975734][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.975798][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.975889][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a6180 [ 1342.975953][ T32] r4:00000000 [ 1342.975996][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.976100][ T32] r9:83018205 r8:8556b000 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1342.976157][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.976208][ T32] r5:00001000 r4:eb5cf000 [ 1342.976230][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.976347][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.976403][ T32] r5:854eaf8c r4:854eac00 [ 1342.976500][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.976550][ T32] r7:ddde2d40 r6:83018200 r5:854eaf8c r4:8549cc80 [ 1342.976650][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.976770][ T32] r10:61c88647 r9:8556b000 r8:8549ccac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.976876][ T32] r4:8549cc80 [ 1342.976964][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.977018][ T32] r10:00000000 r9:8549cc80 r8:8027ecf4 r7:eb91de60 r6:8549cd00 r5:8556b000 [ 1342.977048][ T32] r4:00000001 [ 1342.977070][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.977108][ T32] Exception stack(0xeb961fb0 to 0xeb961ff8) [ 1342.977136][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.977241][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.977279][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.977339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.977366][ T32] r4:8501eec0 [ 1342.977771][ T32] INFO: task kworker/1:811:5301 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1342.977808][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.977943][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.978018][ T32] Call trace: [ 1342.978193][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1342.978250][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1342.978278][ T32] r4:00000000 [ 1342.978298][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.978340][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1342.978373][ T32] 1d20: 90b3c000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1342.978405][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1342.978505][ T32] 1d60: 80070013 ffffffff [ 1342.978541][ T32] r5:80070013 r4:80239bb0 [ 1342.978565][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.978611][ T32] r4:82ac11e4 [ 1342.978632][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.978693][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1342.978788][ T32] r4:e0451dc0 [ 1342.978841][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1342.978894][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1342.978956][ T32] r4:00000000 [ 1342.978981][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1342.979099][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1342.979139][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1342.979193][ T32] r5:00001000 r4:ee619000 [ 1342.979216][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1342.979258][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.979301][ T32] r5:8495ab8c r4:8495a800 [ 1342.979322][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1342.979371][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1342.979393][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1342.979447][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.979471][ T32] r4:847a6c80 [ 1342.979491][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1342.979540][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1342.979566][ T32] r4:00000001 [ 1342.979587][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.979624][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1342.979654][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.979711][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.979769][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.979803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1342.979847][ T32] r4:84789140 [ 1342.979977][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.003409][ T32] INFO: task kworker/1:812:5304 blocked for more than 469 seconds. [ 1343.003521][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.003556][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.003582][ T32] task:kworker/1:812 state:D stack:0 pid:5304 tgid:5304 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.003651][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.003730][ T32] Call trace: [ 1343.003773][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1343.003837][ T32] r10:829189c0 r9:eb955d84 r8:00000002 r7:60000113 r6:eb955d8c r5:8556bc00 [ 1343.003864][ T32] r4:8556bc00 [ 1343.003886][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1343.004018][ T32] r5:8556bc00 r4:829189bc [ 1343.004048][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.004093][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.004160][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb955e08 [ 1343.004196][ T32] r4:00000000 [ 1343.004218][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1343.004344][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.004403][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.004484][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a62c0 [ 1343.004513][ T32] r4:00000000 [ 1343.004536][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.004642][ T32] r9:83018205 r8:8556bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1343.004694][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.004744][ T32] r5:00001000 r4:eb5e1000 [ 1343.004766][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.004810][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.004855][ T32] r5:854eb38c r4:854eb000 [ 1343.004877][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.004940][ T32] r7:ddde2d40 r6:83018200 r5:854eb38c r4:8549cd80 [ 1343.004967][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.005021][ T32] r10:61c88647 r9:8556bc00 r8:8549cdac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.005044][ T32] r4:8549cd80 [ 1343.005065][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.005193][ T32] r10:00000000 r9:8549cd80 r8:8027ecf4 r7:eb961e60 r6:8549ce00 r5:8556bc00 [ 1343.005223][ T32] r4:00000001 [ 1343.005250][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.005294][ T32] Exception stack(0xeb955fb0 to 0xeb955ff8) [ 1343.005426][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.005465][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.005494][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.005527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.005551][ T32] r4:853a6000 [ 1343.006036][ T32] INFO: task kworker/1:812:5304 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1343.006079][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.006142][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.006271][ T32] Call trace: [ 1343.006310][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1343.006367][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1343.006394][ T32] r4:00000000 [ 1343.006427][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.006474][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1343.006598][ T32] 1d20: 90f76000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1343.006636][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1343.006663][ T32] 1d60: 80070013 ffffffff [ 1343.006689][ T32] r5:80070013 r4:80239bb0 [ 1343.006783][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.006885][ T32] r4:82ac11e4 [ 1343.006983][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.007165][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1343.007211][ T32] r4:e0451dc0 [ 1343.007254][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.007358][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1343.007386][ T32] r4:00000000 [ 1343.007407][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.007530][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1343.007558][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.007603][ T32] r5:00001000 r4:ee619000 [ 1343.007638][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.007696][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.007741][ T32] r5:8495ab8c r4:8495a800 [ 1343.007762][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.007810][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1343.007832][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.007885][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.007959][ T32] r4:847a6c80 [ 1343.007984][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.008061][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1343.008088][ T32] r4:00000001 [ 1343.008110][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.008153][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1343.008204][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.008238][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.008267][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.008300][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.008355][ T32] r4:84789140 [ 1343.008406][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.008438][ T32] INFO: task kworker/1:813:5305 blocked for more than 469 seconds. [ 1343.008494][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.008524][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.008572][ T32] task:kworker/1:813 state:D stack:0 pid:5305 tgid:5305 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.008624][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.008679][ T32] Call trace: [ 1343.008807][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1343.008887][ T32] r10:829189c0 r9:eb965d84 r8:00000002 r7:60000113 r6:eb965d8c r5:8556c800 [ 1343.008996][ T32] r4:8556c800 [ 1343.009052][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1343.009104][ T32] r5:8556c800 r4:829189bc [ 1343.009125][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.009168][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.009225][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb965e08 [ 1343.009274][ T32] r4:00000000 [ 1343.009301][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1343.009371][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.009419][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.009466][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a6600 [ 1343.009490][ T32] r4:00000000 [ 1343.009511][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.009558][ T32] r9:83018205 r8:8556c800 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1343.009580][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.009667][ T32] r5:00001000 r4:eb78b000 [ 1343.009693][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.009735][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.009805][ T32] r5:854ebb8c r4:854eb800 [ 1343.009830][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.009954][ T32] r7:ddde2d40 r6:83018200 r5:854ebb8c r4:8549ce80 [ 1343.033958][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.034077][ T32] r10:61c88647 r9:8556c800 r8:8549ceac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.034106][ T32] r4:8549ce80 [ 1343.034129][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.034230][ T32] r10:00000000 r9:8549ce80 r8:8027ecf4 r7:eb955e60 r6:8549cf00 r5:8556c800 [ 1343.034352][ T32] r4:00000001 [ 1343.034380][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.034424][ T32] Exception stack(0xeb965fb0 to 0xeb965ff8) [ 1343.034458][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.034492][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.034547][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.034586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.034647][ T32] r4:853a6140 [ 1343.035061][ T32] INFO: task kworker/1:813:5305 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1343.035139][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.035280][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.035337][ T32] Call trace: [ 1343.035377][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1343.035461][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1343.035553][ T32] r4:00000000 [ 1343.035655][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.035759][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1343.035796][ T32] 1d20: 913ef000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1343.035854][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1343.035883][ T32] 1d60: 80070013 ffffffff [ 1343.035910][ T32] r5:80070013 r4:80239bb0 [ 1343.035992][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.036070][ T32] r4:82ac11e4 [ 1343.036095][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.036181][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1343.036214][ T32] r4:e0451dc0 [ 1343.036259][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.036323][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1343.036351][ T32] r4:00000000 [ 1343.036383][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.036438][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1343.036462][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.036508][ T32] r5:00001000 r4:ee619000 [ 1343.036530][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.036573][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.036630][ T32] r5:8495ab8c r4:8495a800 [ 1343.036656][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.036706][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1343.036728][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.036813][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.036868][ T32] r4:847a6c80 [ 1343.036899][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.036954][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1343.036978][ T32] r4:00000001 [ 1343.036999][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.037036][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1343.037067][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.037100][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.037130][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.037162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.037193][ T32] r4:84789140 [ 1343.037243][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.037280][ T32] INFO: task kworker/1:814:5307 blocked for more than 469 seconds. [ 1343.037315][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.037344][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.037367][ T32] task:kworker/1:814 state:D stack:0 pid:5307 tgid:5307 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.037416][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.037461][ T32] Call trace: [ 1343.037492][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1343.037543][ T32] r10:829189c0 r9:eb969d84 r8:00000002 r7:60000113 r6:eb969d8c r5:8556d400 [ 1343.037568][ T32] r4:8556d400 [ 1343.037589][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1343.037633][ T32] r5:8556d400 r4:829189bc [ 1343.037653][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.037695][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.037745][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb969e08 [ 1343.037778][ T32] r4:00000000 [ 1343.037827][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1343.037902][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.037968][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.038060][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a6480 [ 1343.038089][ T32] r4:00000000 [ 1343.038244][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.038306][ T32] r9:83018205 r8:8556d400 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1343.038332][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.038378][ T32] r5:00001000 r4:eb617000 [ 1343.038399][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.038442][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.038486][ T32] r5:854eb78c r4:854eb400 [ 1343.038507][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.038553][ T32] r7:ddde2d40 r6:83018200 r5:854eb78c r4:8549cf80 [ 1343.038576][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.038685][ T32] r10:61c88647 r9:8556d400 r8:8549cfac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.038715][ T32] r4:8549cf80 [ 1343.038737][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.038786][ T32] r10:00000000 r9:8549cf80 r8:8027ecf4 r7:eb965e60 r6:852f1000 r5:8556d400 [ 1343.038809][ T32] r4:00000001 [ 1343.038828][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.038914][ T32] Exception stack(0xeb969fb0 to 0xeb969ff8) [ 1343.038947][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.038979][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.039035][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.039100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.039170][ T32] r4:853a63c0 [ 1343.039444][ T32] INFO: task kworker/1:814:5307 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1343.039481][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.039644][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.039689][ T32] Call trace: [ 1343.039721][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1343.039776][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1343.039801][ T32] r4:00000000 [ 1343.039821][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.039912][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1343.049264][ T32] 1d20: 913ef000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1343.049366][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1343.049396][ T32] 1d60: 80070013 ffffffff [ 1343.049433][ T32] r5:80070013 r4:80239bb0 [ 1343.049462][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.049691][ T32] r4:82ac11e4 [ 1343.049773][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.049858][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1343.049952][ T32] r4:e0451dc0 [ 1343.050813][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.050893][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1343.050941][ T32] r4:00000000 [ 1343.051023][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.051079][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1343.051103][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.051150][ T32] r5:00001000 r4:ee619000 [ 1343.051192][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.051243][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.051291][ T32] r5:8495ab8c r4:8495a800 [ 1343.051313][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.051402][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1343.051432][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.051515][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.051569][ T32] r4:847a6c80 [ 1343.051620][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.051675][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1343.051701][ T32] r4:00000001 [ 1343.051722][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.051764][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1343.051996][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.052034][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.052064][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.052098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.052122][ T32] r4:84789140 [ 1343.052148][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.052181][ T32] INFO: task kworker/1:815:5310 blocked for more than 469 seconds. [ 1343.052227][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.052262][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.052288][ T32] task:kworker/1:815 state:D stack:0 pid:5310 tgid:5310 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.052351][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.052409][ T32] Call trace: [ 1343.052459][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1343.052583][ T32] r10:829189c0 r9:eb96dd84 r8:00000002 r7:60000113 r6:eb96dd8c r5:8556e000 [ 1343.052640][ T32] r4:8556e000 [ 1343.052682][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1343.052763][ T32] r5:8556e000 r4:829189bc [ 1343.052803][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.052855][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.052913][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb96de08 [ 1343.053027][ T32] r4:00000000 [ 1343.053063][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1343.053107][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.053173][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.053232][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a6740 [ 1343.053257][ T32] r4:00000000 [ 1343.053278][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.053332][ T32] r9:83018205 r8:8556e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1343.053384][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.053470][ T32] r5:00001000 r4:eb79f000 [ 1343.053497][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.053559][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.053608][ T32] r5:854ebf8c r4:854ebc00 [ 1343.053633][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.053718][ T32] r7:ddde2d40 r6:83018200 r5:854ebf8c r4:852f1080 [ 1343.053760][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.053817][ T32] r10:61c88647 r9:8556e000 r8:852f10ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.053842][ T32] r4:852f1080 [ 1343.053911][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.053966][ T32] r10:00000000 r9:852f1080 r8:8027ecf4 r7:eb965e60 r6:852f1100 r5:8556e000 [ 1343.054010][ T32] r4:00000001 [ 1343.054051][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.054095][ T32] Exception stack(0xeb96dfb0 to 0xeb96dff8) [ 1343.054125][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.054157][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.054268][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.054346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.054378][ T32] r4:853a6400 [ 1343.054825][ T32] INFO: task kworker/1:815:5310 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1343.054899][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.054972][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.055019][ T32] Call trace: [ 1343.055054][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1343.055109][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1343.055135][ T32] r4:00000000 [ 1343.055170][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.055250][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1343.055292][ T32] 1d20: 913ef000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1343.055327][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1343.055353][ T32] 1d60: 80070013 ffffffff [ 1343.055385][ T32] r5:80070013 r4:80239bb0 [ 1343.055423][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.055477][ T32] r4:82ac11e4 [ 1343.055500][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.055575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1343.055606][ T32] r4:e0451dc0 [ 1343.055639][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.055690][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1343.055714][ T32] r4:00000000 [ 1343.055734][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.055830][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1343.055857][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.055904][ T32] r5:00001000 r4:ee619000 [ 1343.055925][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.055968][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.056014][ T32] r5:8495ab8c r4:8495a800 [ 1343.056041][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.056092][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1343.056114][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.056165][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.056194][ T32] r4:847a6c80 [ 1343.056216][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.056266][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1343.056290][ T32] r4:00000001 [ 1343.056396][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.056445][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1343.056476][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.056669][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.056797][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.056834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.056859][ T32] r4:84789140 [ 1343.056882][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.056942][ T32] INFO: task kworker/1:816:5311 blocked for more than 469 seconds. [ 1343.057027][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.057057][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.057105][ T32] task:kworker/1:816 state:D stack:0 pid:5311 tgid:5311 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.057202][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.057251][ T32] Call trace: [ 1343.057325][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1343.057407][ T32] r10:829189c0 r9:eb971d84 r8:00000002 r7:60000013 r6:eb971d8c r5:8556ec00 [ 1343.057440][ T32] r4:8556ec00 [ 1343.057500][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1343.057550][ T32] r5:8556ec00 r4:829189bc [ 1343.057572][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.057639][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.057697][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb971e08 [ 1343.057723][ T32] r4:00000000 [ 1343.057766][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1343.057877][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.057922][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.057974][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a6900 [ 1343.058001][ T32] r4:00000000 [ 1343.058043][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.058191][ T32] r9:83018205 r8:8556ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1343.058242][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.058292][ T32] r5:00001000 r4:eb7c7000 [ 1343.058314][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.058355][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.058398][ T32] r5:854f438c r4:854f4000 [ 1343.058420][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.058472][ T32] r7:ddde2d40 r6:83018200 r5:854f438c r4:852f1180 [ 1343.058494][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.058570][ T32] r10:61c88647 r9:8556ec00 r8:852f11ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.058690][ T32] r4:852f1180 [ 1343.058717][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.058820][ T32] r10:00000000 r9:852f1180 r8:8027ecf4 r7:eb96de60 r6:852f1200 r5:8556ec00 [ 1343.058848][ T32] r4:00000001 [ 1343.058869][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.058906][ T32] Exception stack(0xeb971fb0 to 0xeb971ff8) [ 1343.058935][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.058966][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.058994][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.059028][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.059090][ T32] r4:853a6400 [ 1343.059372][ T32] INFO: task kworker/1:816:5311 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1343.059420][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.059510][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.059676][ T32] Call trace: [ 1343.059782][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1343.059853][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1343.059934][ T32] r4:00000000 [ 1343.090788][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.090894][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1343.090938][ T32] 1d20: 919f8000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1343.090977][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1343.091022][ T32] 1d60: 80070013 ffffffff [ 1343.091089][ T32] r5:80070013 r4:80239bb0 [ 1343.091118][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.091194][ T32] r4:82ac11e4 [ 1343.091222][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.091278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1343.091305][ T32] r4:e0451dc0 [ 1343.091328][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.091381][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1343.091408][ T32] r4:00000000 [ 1343.091443][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.091525][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1343.091553][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.091605][ T32] r5:00001000 r4:ee619000 [ 1343.091656][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.091708][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.091757][ T32] r5:8495ab8c r4:8495a800 [ 1343.091780][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.091833][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1343.091858][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.091915][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.091942][ T32] r4:847a6c80 [ 1343.091964][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.092020][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1343.092047][ T32] r4:00000001 [ 1343.092099][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.092145][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1343.092202][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.092242][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.092275][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.092336][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.092366][ T32] r4:84789140 [ 1343.092396][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.092444][ T32] INFO: task kworker/1:817:5313 blocked for more than 469 seconds. [ 1343.092494][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.092531][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.092559][ T32] task:kworker/1:817 state:D stack:0 pid:5313 tgid:5313 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.092624][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.092697][ T32] Call trace: [ 1343.092732][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1343.092785][ T32] r10:829189c0 r9:eb975d84 r8:00000002 r7:60000113 r6:eb975d8c r5:85569800 [ 1343.092834][ T32] r4:85569800 [ 1343.092858][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1343.092916][ T32] r5:85569800 r4:829189bc [ 1343.092964][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.093012][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.093092][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb975e08 [ 1343.093119][ T32] r4:00000000 [ 1343.093141][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1343.093189][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.093231][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.093279][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a6a40 [ 1343.093302][ T32] r4:00000000 [ 1343.093323][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.093419][ T32] r9:83018205 r8:85569800 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1343.093469][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.093542][ T32] r5:00001000 r4:eb7db000 [ 1343.093567][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.093611][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.093653][ T32] r5:854f478c r4:854f4400 [ 1343.093704][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.093765][ T32] r7:ddde2d40 r6:83018200 r5:854f478c r4:852f1280 [ 1343.093800][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.093853][ T32] r10:61c88647 r9:85569800 r8:852f12ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.093877][ T32] r4:852f1280 [ 1343.093923][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.093980][ T32] r10:00000000 r9:852f1280 r8:8027ecf4 r7:eb971e60 r6:852f1300 r5:85569800 [ 1343.094004][ T32] r4:00000001 [ 1343.094048][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.094115][ T32] Exception stack(0xeb975fb0 to 0xeb975ff8) [ 1343.094197][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.094251][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.094282][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.094353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.094408][ T32] r4:853a6780 [ 1343.094931][ T32] INFO: task kworker/1:817:5313 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1343.094981][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.095104][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.095220][ T32] Call trace: [ 1343.095269][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1343.095326][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1343.095351][ T32] r4:00000000 [ 1343.095372][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.095414][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1343.095447][ T32] 1d20: 919f8000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1343.095484][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1343.095537][ T32] 1d60: 80070013 ffffffff [ 1343.095566][ T32] r5:80070013 r4:80239bb0 [ 1343.095589][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.095660][ T32] r4:82ac11e4 [ 1343.095711][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.095763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1343.095817][ T32] r4:e0451dc0 [ 1343.095912][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.096049][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1343.096133][ T32] r4:00000000 [ 1343.096177][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.096259][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1343.096298][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.096408][ T32] r5:00001000 r4:ee619000 [ 1343.096433][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.096477][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.096547][ T32] r5:8495ab8c r4:8495a800 [ 1343.096572][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.096621][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1343.096643][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.096695][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.096720][ T32] r4:847a6c80 [ 1343.096741][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.096790][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1343.096814][ T32] r4:00000001 [ 1343.096885][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.096928][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1343.096958][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.096990][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.097018][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.097051][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.097075][ T32] r4:84789140 [ 1343.097157][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.097193][ T32] INFO: task kworker/1:818:5316 blocked for more than 469 seconds. [ 1343.097224][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.097249][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.097271][ T32] task:kworker/1:818 state:D stack:0 pid:5316 tgid:5316 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.097329][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.097386][ T32] Call trace: [ 1343.097419][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1343.097470][ T32] r10:829189c0 r9:eb97dd84 r8:00000002 r7:60000113 r6:eb97dd8c r5:85568000 [ 1343.097493][ T32] r4:85568000 [ 1343.097540][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1343.097590][ T32] r5:85568000 r4:829189bc [ 1343.097611][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.097660][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.097724][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb97de08 [ 1343.097777][ T32] r4:00000000 [ 1343.097800][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1343.097841][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.097905][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.097981][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a6bc0 [ 1343.098008][ T32] r4:00000000 [ 1343.098028][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.098104][ T32] r9:83018205 r8:85568000 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1343.098132][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.098198][ T32] r5:00001000 r4:eb7ef000 [ 1343.098221][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.098306][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.098361][ T32] r5:854f4b8c r4:854f4800 [ 1343.098384][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.098430][ T32] r7:ddde2d40 r6:83018200 r5:854f4b8c r4:852f1380 [ 1343.098453][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.098501][ T32] r10:61c88647 r9:85568000 r8:852f13ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.098525][ T32] r4:852f1380 [ 1343.098550][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.098599][ T32] r10:00000000 r9:852f1380 r8:8027ecf4 r7:eb975e60 r6:852f1400 r5:85568000 [ 1343.098624][ T32] r4:00000001 [ 1343.098644][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.098680][ T32] Exception stack(0xeb97dfb0 to 0xeb97dff8) [ 1343.098709][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.098867][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.098902][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.098935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.098959][ T32] r4:853a68c0 [ 1343.099212][ T32] INFO: task kworker/1:818:5316 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1343.099248][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.099337][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.099494][ T32] Call trace: [ 1343.099544][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1343.099629][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1343.099658][ T32] r4:00000000 [ 1343.099679][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.099720][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1343.099753][ T32] 1d20: 919f8000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1343.099785][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1343.099836][ T32] 1d60: 80070013 ffffffff [ 1343.099912][ T32] r5:80070013 r4:80239bb0 [ 1343.122873][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.122979][ T32] r4:82ac11e4 [ 1343.123005][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.123056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1343.123082][ T32] r4:e0451dc0 [ 1343.123102][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.123150][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1343.123179][ T32] r4:00000000 [ 1343.123231][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.123311][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1343.123362][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.123478][ T32] r5:00001000 r4:ee619000 [ 1343.123554][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.123759][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.123840][ T32] r5:8495ab8c r4:8495a800 [ 1343.123866][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.123977][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1343.124009][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.124107][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.124168][ T32] r4:847a6c80 [ 1343.124210][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.124265][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1343.124290][ T32] r4:00000001 [ 1343.124311][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.124350][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1343.124383][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.124415][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.124444][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.124478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.124501][ T32] r4:84789140 [ 1343.124527][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.124575][ T32] INFO: task kworker/1:819:5317 blocked for more than 469 seconds. [ 1343.124616][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.124648][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.124671][ T32] task:kworker/1:819 state:D stack:0 pid:5317 tgid:5317 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.124819][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.124877][ T32] Call trace: [ 1343.124938][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1343.125001][ T32] r10:829189c0 r9:eb979d84 r8:00000002 r7:60000013 r6:eb979d8c r5:85570000 [ 1343.125025][ T32] r4:85570000 [ 1343.125046][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1343.125090][ T32] r5:85570000 r4:829189bc [ 1343.125141][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.125198][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.125265][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb979e08 [ 1343.125301][ T32] r4:00000000 [ 1343.125322][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1343.125366][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.125406][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.125513][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a6ec0 [ 1343.125543][ T32] r4:00000000 [ 1343.125588][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.125653][ T32] r9:83018205 r8:85570000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 1343.125705][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.125846][ T32] r5:00001000 r4:eb80f000 [ 1343.125872][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.125970][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.126017][ T32] r5:854f538c r4:854f5000 [ 1343.126061][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.126159][ T32] r7:ddde2d40 r6:83018200 r5:854f538c r4:852f1480 [ 1343.126233][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.126288][ T32] r10:61c88647 r9:85570000 r8:852f14ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.126313][ T32] r4:852f1480 [ 1343.126334][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.126408][ T32] r10:00000000 r9:852f1480 r8:8027ecf4 r7:eb97de60 r6:852f1500 r5:85570000 [ 1343.126510][ T32] r4:00000001 [ 1343.126534][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.126597][ T32] Exception stack(0xeb979fb0 to 0xeb979ff8) [ 1343.126629][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.126661][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.126692][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.126724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.126754][ T32] r4:853a69c0 [ 1343.127168][ T32] INFO: task kworker/1:819:5317 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1343.127213][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.127292][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.127343][ T32] Call trace: [ 1343.127377][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1343.127433][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1343.127458][ T32] r4:00000000 [ 1343.127503][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.127549][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1343.127607][ T32] 1d20: 91cd9000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1343.127645][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1343.127670][ T32] 1d60: 80070013 ffffffff [ 1343.127696][ T32] r5:80070013 r4:80239bb0 [ 1343.127729][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.127784][ T32] r4:82ac11e4 [ 1343.127805][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.127867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1343.127897][ T32] r4:e0451dc0 [ 1343.127964][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.128031][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1343.128059][ T32] r4:00000000 [ 1343.128079][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.128129][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1343.128180][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.128236][ T32] r5:00001000 r4:ee619000 [ 1343.128258][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.128301][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.128356][ T32] r5:8495ab8c r4:8495a800 [ 1343.128381][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.128481][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1343.128532][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.128607][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.128660][ T32] r4:847a6c80 [ 1343.128687][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.128756][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1343.128789][ T32] r4:00000001 [ 1343.128810][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.128848][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1343.128892][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.128934][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.128987][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.129024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.129048][ T32] r4:84789140 [ 1343.129096][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.129133][ T32] INFO: task kworker/1:820:5320 blocked for more than 469 seconds. [ 1343.129194][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.129252][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.129325][ T32] task:kworker/1:820 state:D stack:0 pid:5320 tgid:5320 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.129379][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.129425][ T32] Call trace: [ 1343.129497][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1343.129554][ T32] r10:829189c0 r9:eb981d84 r8:00000002 r7:60000013 r6:eb981d8c r5:85570c00 [ 1343.129578][ T32] r4:85570c00 [ 1343.129622][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1343.129673][ T32] r5:85570c00 r4:829189bc [ 1343.129695][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.129738][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.129803][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb981e08 [ 1343.129859][ T32] r4:00000000 [ 1343.151875][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1343.152078][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.152135][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.152194][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a6d80 [ 1343.152246][ T32] r4:00000000 [ 1343.152272][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.152329][ T32] r9:83018205 r8:85570c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 1343.152378][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.152431][ T32] r5:00001000 r4:eb7ff000 [ 1343.152453][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.152520][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.152585][ T32] r5:854f4f8c r4:854f4c00 [ 1343.152637][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.152734][ T32] r7:ddde2d40 r6:83018200 r5:854f4f8c r4:852f1580 [ 1343.152784][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.152842][ T32] r10:61c88647 r9:85570c00 r8:852f15ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.152867][ T32] r4:852f1580 [ 1343.152888][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.152964][ T32] r10:00000000 r9:852f1580 r8:8027ecf4 r7:eb979e60 r6:852f1600 r5:85570c00 [ 1343.152993][ T32] r4:00000001 [ 1343.153014][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.153086][ T32] Exception stack(0xeb981fb0 to 0xeb981ff8) [ 1343.153123][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.153156][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.153192][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.153256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.153296][ T32] r4:853a6c00 [ 1343.153748][ T32] INFO: task kworker/1:820:5320 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1343.153797][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.153874][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.153922][ T32] Call trace: [ 1343.154004][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1343.154061][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1343.154098][ T32] r4:00000000 [ 1343.154147][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.154239][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1343.154275][ T32] 1d20: 91f6f000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1343.154307][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1343.154416][ T32] 1d60: 80070013 ffffffff [ 1343.154451][ T32] r5:80070013 r4:80239bb0 [ 1343.154474][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.154523][ T32] r4:82ac11e4 [ 1343.154545][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.154620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1343.154698][ T32] r4:e0451dc0 [ 1343.154724][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.154800][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1343.154829][ T32] r4:00000000 [ 1343.154850][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.154908][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1343.154966][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.155020][ T32] r5:00001000 r4:ee619000 [ 1343.155102][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.155156][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.155210][ T32] r5:8495ab8c r4:8495a800 [ 1343.155304][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.155546][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1343.155578][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.155634][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.155660][ T32] r4:847a6c80 [ 1343.155721][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.155783][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1343.155840][ T32] r4:00000001 [ 1343.155866][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.155925][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1343.155960][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.156015][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.156048][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.156098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.156150][ T32] r4:84789140 [ 1343.156259][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.156304][ T32] INFO: task kworker/1:821:5322 blocked for more than 469 seconds. [ 1343.156342][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.156393][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.156441][ T32] task:kworker/1:821 state:D stack:0 pid:5322 tgid:5322 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.156547][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.156589][ T32] Call trace: [ 1343.156621][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1343.156674][ T32] r10:829189c0 r9:eb98dd84 r8:00000002 r7:60000113 r6:eb98dd8c r5:85571800 [ 1343.156701][ T32] r4:85571800 [ 1343.156721][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1343.156817][ T32] r5:85571800 r4:829189bc [ 1343.156845][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.156890][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.156942][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb98de08 [ 1343.156966][ T32] r4:00000000 [ 1343.157007][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1343.157078][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.157173][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.157262][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847b2400 [ 1343.157291][ T32] r4:00000000 [ 1343.157314][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.157362][ T32] r9:83018205 r8:85571800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [ 1343.157385][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.157502][ T32] r5:00001000 r4:eb83f000 [ 1343.157529][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.157602][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.157650][ T32] r5:854f5f8c r4:854f5c00 [ 1343.157671][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.157717][ T32] r7:ddde2d40 r6:83018200 r5:854f5f8c r4:852f1680 [ 1343.157738][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.157813][ T32] r10:61c88647 r9:85571800 r8:852f16ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.157891][ T32] r4:852f1680 [ 1343.157924][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.157974][ T32] r10:00000000 r9:852f1680 r8:8027ecf4 r7:eb979e60 r6:852f1700 r5:85571800 [ 1343.157998][ T32] r4:00000001 [ 1343.158018][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.158097][ T32] Exception stack(0xeb98dfb0 to 0xeb98dff8) [ 1343.158228][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.158349][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.158443][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.158487][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.158536][ T32] r4:847b2000 [ 1343.158802][ T32] INFO: task kworker/1:821:5322 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1343.158839][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.158936][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.158979][ T32] Call trace: [ 1343.159010][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1343.159064][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1343.159088][ T32] r4:00000000 [ 1343.159133][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.159180][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1343.159276][ T32] 1d20: 91f6f000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1343.159363][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1343.159391][ T32] 1d60: 80070013 ffffffff [ 1343.159447][ T32] r5:80070013 r4:80239bb0 [ 1343.159475][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.159546][ T32] r4:82ac11e4 [ 1343.159571][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.159621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1343.159646][ T32] r4:e0451dc0 [ 1343.159692][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.159746][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1343.159796][ T32] r4:00000000 [ 1343.159894][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.179155][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1343.179245][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.179427][ T32] r5:00001000 r4:ee619000 [ 1343.179456][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.179534][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.179584][ T32] r5:8495ab8c r4:8495a800 [ 1343.179607][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.179657][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1343.179728][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.179785][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.179809][ T32] r4:847a6c80 [ 1343.179919][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.180395][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1343.180438][ T32] r4:00000001 [ 1343.180462][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.180573][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1343.180612][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.180644][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.180734][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.180771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.180796][ T32] r4:84789140 [ 1343.180822][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.180855][ T32] INFO: task kworker/1:822:5324 blocked for more than 469 seconds. [ 1343.180949][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.180981][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.181030][ T32] task:kworker/1:822 state:D stack:0 pid:5324 tgid:5324 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.181103][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.181192][ T32] Call trace: [ 1343.181235][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1343.181318][ T32] r10:829189c0 r9:eb989d84 r8:00000002 r7:60000113 r6:eb989d8c r5:85572400 [ 1343.181346][ T32] r4:85572400 [ 1343.181369][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1343.181415][ T32] r5:85572400 r4:829189bc [ 1343.181437][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.181480][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.181531][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb989e08 [ 1343.181555][ T32] r4:00000000 [ 1343.181600][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1343.181648][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.181691][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.181738][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85480fc0 [ 1343.181763][ T32] r4:00000000 [ 1343.181809][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.181864][ T32] r9:83018205 r8:85572400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 1343.181918][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.181969][ T32] r5:00001000 r4:eb81f000 [ 1343.181990][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.182059][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.182132][ T32] r5:854f578c r4:854f5400 [ 1343.182263][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.182327][ T32] r7:ddde2d40 r6:83018200 r5:854f578c r4:852f1780 [ 1343.182368][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.182449][ T32] r10:61c88647 r9:85572400 r8:852f17ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.182478][ T32] r4:852f1780 [ 1343.182523][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.182608][ T32] r10:00000000 r9:852f1780 r8:8027ecf4 r7:eb98de60 r6:852f1800 r5:85572400 [ 1343.182642][ T32] r4:00000001 [ 1343.182664][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.182729][ T32] Exception stack(0xeb989fb0 to 0xeb989ff8) [ 1343.182768][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.182801][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.182882][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.182919][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.182943][ T32] r4:847b2000 [ 1343.183386][ T32] INFO: task kworker/1:822:5324 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1343.183461][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.183717][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.183775][ T32] Call trace: [ 1343.183806][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1343.183867][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1343.183927][ T32] r4:00000000 [ 1343.183978][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.184023][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1343.184097][ T32] 1d20: 92360000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1343.184134][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1343.184160][ T32] 1d60: 80070013 ffffffff [ 1343.184230][ T32] r5:80070013 r4:80239bb0 [ 1343.184265][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.184351][ T32] r4:82ac11e4 [ 1343.184396][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.184502][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1343.184578][ T32] r4:e0451dc0 [ 1343.184605][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.184653][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 ** 4 printk messages dropped ** [ 1343.184889][ T32] r5:00001000 r4:ee619000 ** 5 printk messages dropped ** [ 1343.185290][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1343.186026][ T32] r4:84789140 ** 4 printk messages dropped ** [ 1343.186249][ T32] task:kworker/1:823 state:D stack:0 pid:5325 tgid:5325 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1343.186720][ T32] r5:85573000 r4:829189bc ** 3 printk messages dropped ** [ 1343.186917][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.187156][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.187538][ T32] r5:854f5b8c r4:854f5800 ** 4 printk messages dropped ** [ 1343.187737][ T32] r4:852f1880 ** 5 printk messages dropped ** [ 1343.188001][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1343.189147][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.189199][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1343.189273][ T32] 1d20: 92360000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1343.189309][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1343.189334][ T32] 1d60: 80070013 ffffffff [ 1343.189385][ T32] r5:80070013 r4:80239bb0 [ 1343.189413][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.189460][ T32] r4:82ac11e4 [ 1343.189482][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.189590][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1343.189619][ T32] r4:e0451dc0 [ 1343.189664][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.189748][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1343.189781][ T32] r4:00000000 [ 1343.189996][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.222693][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1343.222755][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.222832][ T32] r5:00001000 r4:ee619000 [ 1343.222880][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.222930][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.223002][ T32] r5:8495ab8c r4:8495a800 [ 1343.223052][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.223149][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1343.223192][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.223251][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.223276][ T32] r4:847a6c80 [ 1343.223323][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.223434][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1343.223467][ T32] r4:00000001 [ 1343.223490][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.223558][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1343.223622][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.223659][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.223689][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.223747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.223774][ T32] r4:84789140 [ 1343.223800][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.223871][ T32] INFO: task kworker/1:824:5328 blocked for more than 469 seconds. [ 1343.224101][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.224152][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.224181][ T32] task:kworker/1:824 state:D stack:0 pid:5328 tgid:5328 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.224304][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.224354][ T32] Call trace: [ 1343.224388][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1343.224446][ T32] r10:829189c0 r9:eb991d84 r8:00000002 r7:60000113 r6:eb991d8c r5:85573c00 [ 1343.224485][ T32] r4:85573c00 [ 1343.224510][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1343.224556][ T32] r5:85573c00 r4:829189bc [ 1343.224642][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.224734][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.224799][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb991e08 ** 5 printk messages dropped ** [ 1343.225036][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.225428][ T32] r5:854f638c r4:854f6000 ** 4 printk messages dropped ** [ 1343.225613][ T32] r4:852f1980 ** 5 printk messages dropped ** [ 1343.225820][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1343.225885][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.225918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.225968][ T32] r4:847b2280 [ 1343.226422][ T32] INFO: task kworker/1:824:5328 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1343.226499][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.226580][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.226623][ T32] Call trace: [ 1343.226684][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1343.226805][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1343.226835][ T32] r4:00000000 [ 1343.226928][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.227026][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1343.227063][ T32] 1d20: 9294d000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1343.227095][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1343.227122][ T32] 1d60: 80070013 ffffffff [ 1343.227231][ T32] r5:80070013 r4:80239bb0 [ 1343.227265][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.227311][ T32] r4:82ac11e4 [ 1343.227333][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.227382][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1343.227406][ T32] r4:e0451dc0 [ 1343.227426][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.227498][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1343.227526][ T32] r4:00000000 [ 1343.227546][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.227617][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1343.227670][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.227718][ T32] r5:00001000 r4:ee619000 [ 1343.227739][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.227782][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.227825][ T32] r5:8495ab8c r4:8495a800 [ 1343.227845][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.227894][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1343.227915][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.227964][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.227988][ T32] r4:847a6c80 [ 1343.228007][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.228070][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1343.228099][ T32] r4:00000001 [ 1343.228146][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.228193][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1343.228246][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.228281][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.228311][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.228372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.228430][ T32] r4:84789140 [ 1343.228455][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.228583][ T32] INFO: task kworker/1:825:5329 blocked for more than 469 seconds. [ 1343.228619][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.228646][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.228692][ T32] task:kworker/1:825 state:D stack:0 pid:5329 tgid:5329 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.228744][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.228811][ T32] Call trace: [ 1343.228929][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1343.229010][ T32] r4:85574800 ** 1 printk messages dropped ** [ 1343.229107][ T32] r5:85574800 r4:829189bc [ 1343.229131][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1343.229401][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1343.229728][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1343.253139][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1343.254248][ T32] Call trace: ** 1 printk messages dropped ** [ 1343.254552][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1343.254618][ T32] r4:00000000 [ 1343.254643][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.254713][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1343.254752][ T32] 1d20: 92c85000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1343.254802][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1343.254832][ T32] 1d60: 80070013 ffffffff [ 1343.254858][ T32] r5:80070013 r4:80239bb0 [ 1343.254938][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.255055][ T32] r4:82ac11e4 [ 1343.255098][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.255151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1343.255175][ T32] r4:e0451dc0 [ 1343.255206][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.255283][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1343.255321][ T32] r4:00000000 [ 1343.255343][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.255418][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1343.255451][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.255499][ T32] r5:00001000 r4:ee619000 [ 1343.255521][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1343.255817][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1343.256201][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.256481][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.256932][ T32] r5:85575400 r4:829189bc [ 1343.256954][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1343.257179][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1343.257604][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1343.257952][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1343.258701][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 ** 11 printk messages dropped ** [ 1343.259149][ T32] r4:e0451dc0 ** 6 printk messages dropped ** [ 1343.259522][ T32] r5:00001000 r4:ee619000 [ 1343.259544][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.259602][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.259651][ T32] r5:8495ab8c r4:8495a800 [ 1343.259672][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.259719][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1343.259740][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.259789][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.259813][ T32] r4:847a6c80 [ 1343.259833][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.260146][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1343.283794][ T32] r4:00000001 [ 1343.283899][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.284007][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1343.284044][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.284077][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.284109][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.284144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.284168][ T32] r4:84789140 [ 1343.284223][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.284269][ T32] INFO: task kworker/1:827:5333 blocked for more than 469 seconds. [ 1343.284307][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.284387][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.284421][ T32] task:kworker/1:827 state:D stack:0 pid:5333 tgid:5333 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.284533][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.284586][ T32] Call trace: [ 1343.284694][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1343.284754][ T32] r10:829189c0 r9:eb9a1d84 r8:00000002 r7:60000013 r6:eb9a1d8c r5:85576000 [ 1343.284779][ T32] r4:85576000 [ 1343.284800][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1343.284844][ T32] r5:85576000 r4:829189bc [ 1343.284866][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.284933][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.285048][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9a1e08 [ 1343.285121][ T32] r4:00000000 [ 1343.285145][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1343.285213][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.285308][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.285386][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847b2840 [ 1343.285414][ T32] r4:00000000 [ 1343.285435][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.285535][ T32] r9:83018205 r8:85576000 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [ 1343.285587][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.285661][ T32] r5:00001000 r4:eb9a3000 [ 1343.285723][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.285770][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.285829][ T32] r5:854f6b8c r4:854f6800 [ 1343.285879][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1343.286192][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1343.287038][ T32] INFO: task kworker/1:827:5333 is blocked on a mutex likely owned by task kworker/1:208:3660. ** 7 printk messages dropped ** [ 1343.287490][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1343.287537][ T32] 1d20: 93065000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1343.287574][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1343.287611][ T32] 1d60: 80070013 ffffffff [ 1343.287667][ T32] r5:80070013 r4:80239bb0 [ 1343.287693][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.287738][ T32] r4:82ac11e4 [ 1343.287760][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.287807][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1343.287831][ T32] r4:e0451dc0 [ 1343.287885][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.287955][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1343.288009][ T32] r4:00000000 [ 1343.288034][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.288192][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1343.288221][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.288276][ T32] r5:00001000 r4:ee619000 [ 1343.288324][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.288371][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1343.288785][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 ** 9 printk messages dropped ** [ 1343.289314][ T32] INFO: task kworker/1:828:5336 blocked for more than 469 seconds. ** 7 printk messages dropped ** [ 1343.289776][ T32] r4:85576c00 ** 1 printk messages dropped ** [ 1343.297509][ T32] r5:85576c00 r4:829189bc [ 1343.297563][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1343.297848][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1343.298305][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1343.298673][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1343.299664][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1343.316011][ T32] 1d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1343.316266][ T32] r4:e0451dc0 ** 4 printk messages dropped ** [ 1343.316504][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 ** 9 printk messages dropped ** [ 1343.317103][ T32] r4:847a6c80 ** 4 printk messages dropped ** [ 1343.317344][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) ** 6 printk messages dropped ** [ 1343.317580][ T32] INFO: task kworker/1:829:5337 blocked for more than 469 seconds. [ 1343.317616][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.317645][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.317719][ T32] task:kworker/1:829 state:D stack:0 pid:5337 tgid:5337 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.317788][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.317859][ T32] Call trace: [ 1343.317922][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1343.318004][ T32] r10:829189c0 r9:eb9c5d84 r8:00000002 r7:60000113 r6:eb9c5d8c r5:85538000 [ 1343.318084][ T32] r4:85538000 [ 1343.318133][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1343.318236][ T32] r5:85538000 r4:829189bc [ 1343.318260][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.318306][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.318357][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9c5e08 [ 1343.318381][ T32] r4:00000000 [ 1343.318416][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1343.318461][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.318501][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.318547][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847a1c40 [ 1343.318595][ T32] r4:00000000 [ 1343.318620][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.318692][ T32] r9:83018205 r8:85538000 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1343.318719][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.318765][ T32] r5:00001000 r4:eb211000 [ 1343.318786][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.318867][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.318939][ T32] r5:854f7f8c r4:854f7c00 [ 1343.318969][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.319015][ T32] r7:ddde2d40 r6:83018200 r5:854f7f8c r4:852f1e80 [ 1343.319036][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.319087][ T32] r10:61c88647 r9:85538000 r8:852f1eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.319110][ T32] r4:852f1e80 [ 1343.319154][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.319212][ T32] r10:00000000 r9:852f1e80 r8:8027ecf4 r7:eb9ade60 r6:852f1f00 r5:85538000 [ 1343.319237][ T32] r4:00000001 [ 1343.319257][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.319294][ T32] Exception stack(0xeb9c5fb0 to 0xeb9c5ff8) [ 1343.319322][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.319355][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.319384][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.319424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.319478][ T32] r4:847b29c0 [ 1343.328059][ T32] INFO: task kworker/1:829:5337 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1343.328212][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.328355][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.328517][ T32] Call trace: [ 1343.328554][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1343.328616][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1343.328642][ T32] r4:00000000 [ 1343.328684][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.328732][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1343.328807][ T32] 1d20: 93490000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1343.328847][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1343.328875][ T32] 1d60: 80070013 ffffffff [ 1343.328902][ T32] r5:80070013 r4:80239bb0 ** 1 printk messages dropped ** [ 1343.329005][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1343.329104][ T32] r4:e0451dc0 ** 4 printk messages dropped ** [ 1343.329324][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 ** 9 printk messages dropped ** [ 1343.329931][ T32] r4:847a6c80 ** 6 printk messages dropped ** [ 1343.340945][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1343.341545][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1343.341896][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb71de08 ** 6 printk messages dropped ** [ 1343.342490][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1343.342907][ T32] r10:61c88647 r9:85539800 r8:8506e9ac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1343.343377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1343.344454][ T32] Exception stack(0xe0451d20 to 0xe0451d68) ** 8 printk messages dropped ** [ 1343.344929][ T32] r4:e0451dc0 ** 2 printk messages dropped ** [ 1343.345022][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.345810][ T32] r5:8495ab8c r4:8495a800 ** 4 printk messages dropped ** [ 1343.346086][ T32] r4:847a6c80 ** 6 printk messages dropped ** [ 1343.346429][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.346468][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.346502][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.346561][ T32] r4:84789140 [ 1343.346587][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.346674][ T32] INFO: task kworker/0:276:5343 blocked for more than 469 seconds. [ 1343.346710][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.346736][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.346787][ T32] task:kworker/0:276 state:D stack:0 pid:5343 tgid:5343 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.346847][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.346890][ T32] Call trace: [ 1343.346922][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1343.347002][ T32] r10:829189c0 r9:eb761d84 r8:00000002 r7:60000013 r6:eb761d8c r5:85538c00 [ 1343.347031][ T32] r4:85538c00 [ 1343.347057][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1343.347103][ T32] r5:85538c00 r4:829189bc [ 1343.347139][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.347195][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.347249][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb761e08 [ 1343.347274][ T32] r4:00000000 [ 1343.347436][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1343.347536][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.347580][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.347655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84797b80 [ 1343.347683][ T32] r4:00000000 [ 1343.347703][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.347826][ T32] r9:83018005 r8:85538c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1343.347914][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.347967][ T32] r5:00001000 r4:e0815000 [ 1343.348029][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.348076][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.348121][ T32] r5:854fc78c r4:854fc400 [ 1343.348254][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.348324][ T32] r7:dddced40 r6:83018000 r5:854fc78c r4:8506ea00 [ 1343.348377][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.348431][ T32] r10:61c88647 r9:85538c00 r8:8506ea2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.348455][ T32] r4:8506ea00 [ 1343.348475][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.348526][ T32] r10:00000000 r9:8506ea00 r8:8027ecf4 r7:eb945e60 r6:8510a000 r5:85538c00 [ 1343.348555][ T32] r4:00000001 [ 1343.348576][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.348644][ T32] Exception stack(0xeb761fb0 to 0xeb761ff8) [ 1343.348707][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.348741][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.348770][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.348820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.348849][ T32] r4:84797640 [ 1343.349134][ T32] INFO: task kworker/0:276:5343 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1343.349190][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.349256][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.349330][ T32] Call trace: [ 1343.349363][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1343.349420][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1343.349449][ T32] r4:00000000 [ 1343.349469][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.349510][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1343.349544][ T32] 1d20: 936d9000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 ** 1 printk messages dropped ** [ 1343.349600][ T32] 1d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1343.372720][ T32] r4:e0451dc0 ** 4 printk messages dropped ** [ 1343.373106][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 ** 9 printk messages dropped ** [ 1343.373607][ T32] r4:847a6c80 ** 4 printk messages dropped ** [ 1343.373788][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) ** 6 printk messages dropped ** [ 1343.374021][ T32] INFO: task kworker/1:830:5345 blocked for more than 469 seconds. ** 9 printk messages dropped ** [ 1343.374648][ T32] r5:8553bc00 r4:829189bc [ 1343.374669][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1343.374978][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 12 printk messages dropped ** [ 1343.375639][ T32] r10:61c88647 r9:8553bc00 r8:8510a0ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1343.376151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 6 printk messages dropped ** [ 1343.376967][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 ** 4 printk messages dropped ** [ 1343.377181][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1343.377213][ T32] 1d60: 80070013 ffffffff [ 1343.377244][ T32] r5:80070013 r4:80239bb0 [ 1343.377280][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.377328][ T32] r4:82ac11e4 [ 1343.377374][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.377426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1343.377450][ T32] r4:e0451dc0 [ 1343.377471][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.377517][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1343.377541][ T32] r4:00000000 [ 1343.377561][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.377623][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1343.377651][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.377720][ T32] r5:00001000 r4:ee619000 [ 1343.377771][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.377818][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.377889][ T32] r5:8495ab8c r4:8495a800 [ 1343.377913][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.377974][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1343.378023][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.378077][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.378107][ T32] r4:847a6c80 [ 1343.378130][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.378207][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1343.378233][ T32] r4:00000001 [ 1343.378254][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.378292][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1343.378320][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.378351][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.378380][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.378411][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.378435][ T32] r4:84789140 [ 1343.378456][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.378508][ T32] INFO: task kworker/1:831:5346 blocked for more than 469 seconds. [ 1343.378543][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.378568][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.378589][ T32] task:kworker/1:831 state:D stack:0 pid:5346 tgid:5346 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.378689][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.378738][ T32] Call trace: [ 1343.378874][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1343.378971][ T32] r10:829189c0 r9:eb901d84 r8:00000002 r7:60000113 r6:eb901d8c r5:8553c800 [ 1343.379046][ T32] r4:8553c800 [ 1343.379070][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1343.379264][ T32] r5:8553c800 r4:829189bc [ 1343.379341][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.379391][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.379449][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb901e08 [ 1343.379474][ T32] r4:00000000 [ 1343.379495][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1343.379536][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 3 printk messages dropped ** [ 1343.379669][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1343.399768][ T32] r10:61c88647 r9:8553c800 r8:8510a1ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1343.401000][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1343.402272][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 12 printk messages dropped ** [ 1343.402759][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.402977][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1343.403446][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1343.403829][ T32] task:kworker/0:277 state:D stack:0 pid:5348 tgid:5348 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1343.404178][ T32] r5:8553a400 r4:829189bc [ 1343.404211][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.404256][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.404306][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9d5e08 [ 1343.404330][ T32] r4:00000000 [ 1343.404349][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1343.404405][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.404523][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.404583][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84797500 [ 1343.404609][ T32] r4:00000000 [ 1343.404647][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.404699][ T32] r9:83018005 r8:8553a400 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1343.404722][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.404764][ T32] r5:00001000 r4:eafc1000 [ 1343.404784][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.404825][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.404882][ T32] r5:854fd78c r4:854fd400 [ 1343.404906][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.404988][ T32] r7:dddced40 r6:83018000 r5:854fd78c r4:8506ea80 [ 1343.405038][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.405147][ T32] r10:61c88647 r9:8553a400 r8:8506eaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.405207][ T32] r4:8506ea80 [ 1343.405288][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.405410][ T32] r10:00000000 r9:8506ea80 r8:8027ecf4 r7:eb761e60 r6:8510a280 r5:8553a400 [ 1343.405469][ T32] r4:00000001 [ 1343.405513][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.405600][ T32] Exception stack(0xeb9d5fb0 to 0xeb9d5ff8) [ 1343.405666][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.405805][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.405847][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.405880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.405904][ T32] r4:84797900 [ 1343.406244][ T32] INFO: task kworker/0:277:5348 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1343.406313][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.406410][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.406455][ T32] Call trace: [ 1343.406487][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1343.406541][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1343.406694][ T32] r4:00000000 [ 1343.406722][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.406765][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1343.406798][ T32] 1d20: 93c25000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1343.406830][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1343.406880][ T32] 1d60: 80070013 ffffffff [ 1343.406946][ T32] r5:80070013 r4:80239bb0 [ 1343.406971][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.407016][ T32] r4:82ac11e4 [ 1343.407037][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.407085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1343.407110][ T32] r4:e0451dc0 [ 1343.407130][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.407176][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1343.407215][ T32] r4:00000000 [ 1343.407237][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.407285][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1343.407344][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.407405][ T32] r5:00001000 r4:ee619000 [ 1343.407430][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.407475][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.407577][ T32] r5:8495ab8c r4:8495a800 [ 1343.407651][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1343.407968][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1343.408238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1343.408735][ T32] r10:829189c0 r9:eb9d9d84 r8:00000002 r7:60000013 r6:eb9d9d8c r5:8553b000 ** 2 printk messages dropped ** [ 1343.408858][ T32] r5:8553b000 r4:829189bc ** 1 printk messages dropped ** [ 1343.408926][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1343.409272][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1343.409697][ T32] r7:dddced40 r6:83018000 r5:854fcb8c r4:8506eb00 ** 8 printk messages dropped ** [ 1343.440925][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1343.441895][ T32] Call trace: ** 8 printk messages dropped ** [ 1343.442376][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 1343.442663][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 ** 9 printk messages dropped ** [ 1343.443268][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 ** 9 printk messages dropped ** [ 1343.444092][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.444796][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.445073][ T32] r5:8553d400 r4:829189bc ** 1 printk messages dropped ** [ 1343.445318][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1343.445648][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84797e00 [ 1343.445676][ T32] r4:00000000 [ 1343.445697][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.445807][ T32] r9:83018005 r8:8553d400 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1343.446041][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.446088][ T32] r5:00001000 r4:eac47000 [ 1343.446108][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.446163][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.446233][ T32] r5:854fcf8c r4:854fcc00 [ 1343.446255][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.446301][ T32] r7:dddced40 r6:83018000 r5:854fcf8c r4:8506eb80 [ 1343.446323][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.446375][ T32] r10:61c88647 r9:8553d400 r8:8506ebac r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.446398][ T32] r4:8506eb80 [ 1343.446470][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.446545][ T32] r10:00000000 r9:8506eb80 r8:8027ecf4 r7:eb9d5e60 r6:8510a380 r5:8553d400 [ 1343.446708][ T32] r4:00000001 [ 1343.446735][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.446776][ T32] Exception stack(0xeb9e1fb0 to 0xeb9e1ff8) [ 1343.446832][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.446868][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.446899][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.446932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.447015][ T32] r4:84797a00 [ 1343.447312][ T32] INFO: task kworker/0:279:5351 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1343.447352][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.447415][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.447458][ T32] Call trace: [ 1343.447489][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1343.447544][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1343.447569][ T32] r4:00000000 [ 1343.447589][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.447629][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1343.447661][ T32] 1d20: 94234000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1343.447692][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1343.447730][ T32] 1d60: 80070013 ffffffff [ 1343.447772][ T32] r5:80070013 r4:80239bb0 [ 1343.447797][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.447844][ T32] r4:82ac11e4 [ 1343.447888][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.447939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1343.447987][ T32] r4:e0451dc0 [ 1343.448111][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.448191][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1343.448218][ T32] r4:00000000 [ 1343.448240][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.448290][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1343.448313][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.448357][ T32] r5:00001000 r4:ee619000 [ 1343.448378][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.448420][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.448462][ T32] r5:8495ab8c r4:8495a800 [ 1343.448483][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.448541][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1343.448566][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.448617][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 3 printk messages dropped ** [ 1343.448820][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1343.449229][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1343.449592][ T32] task:kworker/0:280 state:D stack:0 pid:5353 tgid:5353 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1343.471159][ T32] r5:8553e000 r4:829189bc ** 2 printk messages dropped ** [ 1343.471410][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9e9e08 ** 8 printk messages dropped ** [ 1343.472124][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1343.472605][ T32] r10:61c88647 r9:8553e000 r8:8506ec2c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1343.472940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1343.474252][ T32] Exception stack(0xe0451d20 to 0xe0451d68) ** 8 printk messages dropped ** [ 1343.474886][ T32] r4:e0451dc0 ** 4 printk messages dropped ** [ 1343.475153][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 ** 1 printk messages dropped ** [ 1343.475267][ T32] r5:00001000 r4:ee619000 [ 1343.475288][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.475332][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.475378][ T32] r5:8495ab8c r4:8495a800 [ 1343.475399][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.475447][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1343.475470][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.475521][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.475546][ T32] r4:847a6c80 [ 1343.475568][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.475619][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1343.475643][ T32] r4:00000001 [ 1343.475677][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.475720][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1343.475751][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.475782][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.475812][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.475870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.475899][ T32] r4:84789140 [ 1343.475946][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.476004][ T32] INFO: task kworker/0:281:5355 blocked for more than 469 seconds. [ 1343.476044][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.476071][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.476093][ T32] task:kworker/0:281 state:D stack:0 pid:5355 tgid:5355 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.476144][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.476399][ T32] Call trace: [ 1343.476480][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1343.476587][ T32] r10:829189c0 r9:eb9f1d84 r8:00000002 r7:60000113 r6:eb9f1d8c r5:85578c00 [ 1343.476646][ T32] r4:85578c00 [ 1343.476670][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1343.476741][ T32] r5:85578c00 r4:829189bc [ 1343.476775][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.476843][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.476906][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9f1e08 [ 1343.476931][ T32] r4:00000000 [ 1343.476952][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1343.476999][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.477044][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.477094][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847970c0 [ 1343.477120][ T32] r4:00000000 [ 1343.477140][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.477193][ T32] r9:83018005 r8:85578c00 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1343.477233][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.477282][ T32] r5:00001000 r4:eb01b000 [ 1343.477339][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.477402][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.477487][ T32] r5:854fdb8c r4:854fd800 [ 1343.477524][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.477631][ T32] r7:dddced40 r6:83018000 r5:854fdb8c r4:8506ec80 [ 1343.477693][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.477751][ T32] r10:61c88647 r9:85578c00 r8:8506ecac r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.477775][ T32] r4:8506ec80 [ 1343.477809][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.477886][ T32] r10:00000000 r9:8506ec80 r8:8027ecf4 r7:eb9d5e60 r6:8510a480 r5:85578c00 [ 1343.477925][ T32] r4:00000001 [ 1343.477950][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.477994][ T32] Exception stack(0xeb9f1fb0 to 0xeb9f1ff8) [ 1343.478023][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1343.478521][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1343.479280][ T32] r4:e0451dc0 ** 4 printk messages dropped ** [ 1343.479451][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 ** 7 printk messages dropped ** [ 1343.479852][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1343.506629][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1343.507139][ T32] r10:829189c0 r9:eb9fdd84 r8:00000002 r7:60000113 r6:eb9fdd8c r5:85579800 ** 2 printk messages dropped ** [ 1343.507276][ T32] r5:85579800 r4:829189bc ** 5 printk messages dropped ** [ 1343.507577][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1343.508151][ T32] r5:854fe78c r4:854fe400 [ 1343.508173][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.508253][ T32] r7:dddced40 r6:83018000 r5:854fe78c r4:8506ed00 [ 1343.508279][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.508330][ T32] r10:61c88647 r9:85579800 r8:8506ed2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.508356][ T32] r4:8506ed00 [ 1343.508377][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.508426][ T32] r10:00000000 r9:8506ed00 r8:8027ecf4 r7:eb9f1e60 r6:8510a500 r5:85579800 [ 1343.508461][ T32] r4:00000001 [ 1343.508510][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.508551][ T32] Exception stack(0xeb9fdfb0 to 0xeb9fdff8) [ 1343.508580][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.508611][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.508640][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.508685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.508712][ T32] r4:84797fc0 [ 1343.509149][ T32] INFO: task kworker/0:282:5358 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1343.509224][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.509333][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.509409][ T32] Call trace: [ 1343.509448][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1343.509529][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1343.509559][ T32] r4:00000000 [ 1343.509579][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.509621][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1343.509655][ T32] 1d20: 948d4000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1343.509699][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1343.509736][ T32] 1d60: 80070013 ffffffff [ 1343.509761][ T32] r5:80070013 r4:80239bb0 [ 1343.509784][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.509830][ T32] r4:82ac11e4 [ 1343.509852][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.509899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1343.522765][ T32] r4:e0451dc0 [ 1343.522929][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.523088][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1343.523142][ T32] r4:00000000 [ 1343.523197][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.523320][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1343.523378][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.523477][ T32] r5:00001000 r4:ee619000 [ 1343.523524][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.523606][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.523692][ T32] r5:8495ab8c r4:8495a800 [ 1343.523734][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.523826][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1343.523872][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.524020][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.524076][ T32] r4:847a6c80 [ 1343.524175][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.524315][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1343.524376][ T32] r4:00000001 [ 1343.524421][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.524522][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1343.524593][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.524651][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.524713][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.524752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 5 printk messages dropped ** [ 1343.525061][ T32] task:kworker/0:283 state:D stack:0 pid:5360 tgid:5360 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1343.525696][ T32] r5:8557b000 r4:829189bc ** 1 printk messages dropped ** [ 1343.525810][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1343.526104][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847b2ac0 ** 8 printk messages dropped ** [ 1343.526487][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1343.526933][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.527737][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1343.528222][ T32] r4:e0451dc0 ** 4 printk messages dropped ** [ 1343.528401][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 ** 9 printk messages dropped ** [ 1343.528987][ T32] r4:847a6c80 ** 4 printk messages dropped ** [ 1343.529237][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) ** 6 printk messages dropped ** [ 1343.529694][ T32] INFO: task kworker/0:284:5361 blocked for more than 469 seconds. ** 7 printk messages dropped ** [ 1343.550917][ T32] r4:83b5e000 ** 1 printk messages dropped ** [ 1343.550983][ T32] r5:83b5e000 r4:829189bc ** 6 printk messages dropped ** [ 1343.551392][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1343.551982][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1343.552609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 2 printk messages dropped ** [ 1343.553313][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.553482][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.553584][ T32] Call trace: [ 1343.553645][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1343.553758][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1343.553788][ T32] r4:00000000 [ 1343.553835][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.553883][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1343.553917][ T32] 1d20: 94daf000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1343.553950][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1343.553976][ T32] 1d60: 80070013 ffffffff [ 1343.554002][ T32] r5:80070013 r4:80239bb0 [ 1343.554023][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.554116][ T32] r4:82ac11e4 [ 1343.554142][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.554288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1343.554323][ T32] r4:e0451dc0 [ 1343.554371][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.554450][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1343.554477][ T32] r4:00000000 [ 1343.554524][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.554578][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1343.554601][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.554646][ T32] r5:00001000 r4:ee619000 [ 1343.554667][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.554732][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.554787][ T32] r5:8495ab8c r4:8495a800 [ 1343.554809][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.554882][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1343.554933][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.554994][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.555043][ T32] r4:847a6c80 [ 1343.555067][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.555142][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1343.555169][ T32] r4:00000001 [ 1343.555198][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.555278][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1343.555337][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.555372][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.555445][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.555485][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.555511][ T32] r4:84789140 [ 1343.555559][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.555617][ T32] INFO: task kworker/1:832:5363 blocked for more than 470 seconds. [ 1343.555673][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.555704][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.555750][ T32] task:kworker/1:832 state:D stack:0 pid:5363 tgid:5363 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.555904][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.555945][ T32] Call trace: [ 1343.556003][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1343.556061][ T32] r10:829189c0 r9:eba0dd84 r8:00000002 r7:60000113 r6:eba0dd8c r5:83b58c00 [ 1343.556101][ T32] r4:83b58c00 [ 1343.556173][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1343.556226][ T32] r5:83b58c00 r4:829189bc [ 1343.556259][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.556312][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.556372][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba0de08 [ 1343.556396][ T32] r4:00000000 [ 1343.556416][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1343.556456][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.556505][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.556557][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85191680 ** 5 printk messages dropped ** [ 1343.557008][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1343.557461][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1343.558016][ T32] INFO: task kworker/1:832:5363 is blocked on a mutex likely owned by task kworker/1:208:3660. ** 14 printk messages dropped ** [ 1343.558908][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 1343.559141][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 ** 11 printk messages dropped ** [ 1343.559690][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 ** 9 printk messages dropped ** [ 1343.591262][ T32] INFO: task kworker/1:833:5366 blocked for more than 470 seconds. ** 9 printk messages dropped ** [ 1343.592238][ T32] r5:83b5bc00 r4:829189bc ** 1 printk messages dropped ** [ 1343.592398][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1343.593298][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1343.594100][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1343.595638][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1343.596488][ T32] 1d20: 950f2000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1343.596571][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1343.596629][ T32] 1d60: 80070013 ffffffff [ 1343.596706][ T32] r5:80070013 r4:80239bb0 [ 1343.596762][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.596885][ T32] r4:82ac11e4 [ 1343.596948][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.597098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1343.597166][ T32] r4:e0451dc0 [ 1343.597217][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.597320][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1343.597383][ T32] r4:00000000 [ 1343.597453][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.597575][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1343.597631][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.597774][ T32] r5:00001000 r4:ee619000 [ 1343.597836][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.597941][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.598041][ T32] r5:8495ab8c r4:8495a800 [ 1343.598091][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.598223][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1343.598296][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.598418][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.598474][ T32] r4:847a6c80 [ 1343.598520][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.598657][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1343.598731][ T32] r4:00000001 [ 1343.598798][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.598900][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1343.598996][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.599081][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.599149][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.599258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.599355][ T32] r4:84789140 [ 1343.599442][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.599507][ T32] INFO: task kworker/1:834:5368 blocked for more than 470 seconds. [ 1343.599586][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.599704][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.599762][ T32] task:kworker/1:834 state:D stack:0 pid:5368 tgid:5368 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.599863][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.620826][ T32] Call trace: [ 1343.620960][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1343.621114][ T32] r10:829189c0 r9:eba19d84 r8:00000002 r7:60000113 r6:eba19d8c r5:83b5d400 [ 1343.621221][ T32] r4:83b5d400 [ 1343.621310][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1343.621461][ T32] r5:83b5d400 r4:829189bc [ 1343.621525][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.621632][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.621743][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba19e08 [ 1343.621812][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1343.622004][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1343.623106][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1343.624212][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1343.625590][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1343.626518][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1343.626736][ T32] r4:e0451dc0 ** 6 printk messages dropped ** [ 1343.627330][ T32] r5:00001000 r4:ee619000 ** 5 printk messages dropped ** [ 1343.627828][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1343.628658][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1343.629217][ T32] task:kworker/0:285 state:D stack:0 pid:5370 tgid:5370 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1343.661041][ T32] r5:8557a400 r4:829189bc [ 1343.661095][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.661190][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.661351][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba01e08 [ 1343.661421][ T32] r4:00000000 [ 1343.661470][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1343.661565][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.661681][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.661792][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8473f800 [ 1343.661846][ T32] r4:00000000 [ 1343.661894][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.661999][ T32] r9:83018005 r8:8557a400 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1343.662066][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.662201][ T32] r5:00001000 r4:eb53b000 [ 1343.662254][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.662353][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.662447][ T32] r5:854fef8c r4:854fec00 [ 1343.662499][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.662630][ T32] r7:dddced40 r6:83018000 r5:854fef8c r4:83c15000 [ 1343.662687][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.662797][ T32] r10:61c88647 r9:8557a400 r8:83c1502c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.662869][ T32] r4:83c15000 [ 1343.662935][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.663046][ T32] r10:00000000 r9:83c15000 r8:8027ecf4 r7:eb9fde60 r6:8510a800 r5:8557a400 [ 1343.663101][ T32] r4:00000001 [ 1343.663152][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.663240][ T32] Exception stack(0xeba01fb0 to 0xeba01ff8) [ 1343.663310][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.663439][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.663544][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.663630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.663738][ T32] r4:8473f300 [ 1343.664488][ T32] INFO: task kworker/0:285:5370 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1343.664597][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.664779][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.664886][ T32] Call trace: [ 1343.664966][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1343.665126][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1343.665192][ T32] r4:00000000 [ 1343.665256][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.665361][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1343.665433][ T32] 1d20: 9579e000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1343.665504][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1343.665563][ T32] 1d60: 80070013 ffffffff [ 1343.665622][ T32] r5:80070013 r4:80239bb0 [ 1343.665667][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.665777][ T32] r4:82ac11e4 [ 1343.665872][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.665998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1343.666054][ T32] r4:e0451dc0 [ 1343.666105][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1343.666836][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1343.667700][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1343.668096][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.668755][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.669281][ T32] r5:8557bc00 r4:829189bc ** 2 printk messages dropped ** [ 1343.669611][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb67de08 ** 8 printk messages dropped ** [ 1343.694443][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1343.695294][ T32] r4:83c15080 ** 5 printk messages dropped ** [ 1343.695822][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1343.697292][ T32] Call trace: ** 5 printk messages dropped ** [ 1343.697857][ T32] 1d20: 959f6000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 ** 9 printk messages dropped ** [ 1343.698692][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 ** 9 printk messages dropped ** [ 1343.699581][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 ** 6 printk messages dropped ** [ 1343.722354][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 11 printk messages dropped ** [ 1343.723303][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.723410][ T32] Call trace: [ 1343.723529][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1343.723656][ T32] r10:829189c0 r9:eba29d84 r8:00000002 r7:60000013 r6:eba29d8c r5:8557c800 [ 1343.723713][ T32] r4:8557c800 [ 1343.723760][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1343.723883][ T32] r5:8557c800 r4:829189bc [ 1343.724023][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.724133][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.724245][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba29e08 [ 1343.724307][ T32] r4:00000000 [ 1343.724368][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1343.724463][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.724586][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.724705][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8473f900 [ 1343.724765][ T32] r4:00000000 [ 1343.724819][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.724934][ T32] r9:83018005 r8:8557c800 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1343.725015][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.725120][ T32] r5:00001000 r4:eb639000 [ 1343.725173][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.725272][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.725396][ T32] r5:854ff38c r4:854ff000 [ 1343.725450][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.725548][ T32] r7:dddced40 r6:83018000 r5:854ff38c r4:83c15100 [ 1343.725621][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.725746][ T32] r10:61c88647 r9:8557c800 r8:83c1512c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.725807][ T32] r4:83c15100 [ 1343.725869][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.725984][ T32] r10:00000000 r9:83c15100 r8:8027ecf4 r7:eba01e60 r6:8510a900 r5:8557c800 [ 1343.726045][ T32] r4:00000001 [ 1343.726095][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.726222][ T32] Exception stack(0xeba29fb0 to 0xeba29ff8) [ 1343.726328][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.726409][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.726491][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.726584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.726659][ T32] r4:8473f680 [ 1343.727393][ T32] INFO: task kworker/0:287:5375 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1343.727483][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.727614][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.727708][ T32] Call trace: [ 1343.727801][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1343.727923][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1343.727980][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1343.728221][ T32] 1d20: 95cf2000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 ** 9 printk messages dropped ** [ 1343.728990][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 ** 9 printk messages dropped ** [ 1343.729817][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 ** 9 printk messages dropped ** [ 1343.754485][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.755181][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.755733][ T32] r5:8557ec00 r4:829189bc ** 1 printk messages dropped ** [ 1343.755879][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1343.756590][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.756722][ T32] r9:83018005 r8:8557ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1343.756783][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.756913][ T32] r5:00001000 r4:eb651000 [ 1343.756976][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.757072][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.757169][ T32] r5:854ff78c r4:854ff400 [ 1343.757220][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.757332][ T32] r7:dddced40 r6:83018000 r5:854ff78c r4:83c15180 [ 1343.757384][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.757492][ T32] r10:61c88647 r9:8557ec00 r8:83c151ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.757546][ T32] r4:83c15180 [ 1343.757592][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.757690][ T32] r10:00000000 r9:83c15180 r8:8027ecf4 r7:eba29e60 r6:8510a980 r5:8557ec00 [ 1343.757756][ T32] r4:00000001 [ 1343.757819][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.757909][ T32] Exception stack(0xeba2dfb0 to 0xeba2dff8) [ 1343.757973][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.758073][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.758152][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.758500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.758682][ T32] r4:8473f700 [ 1343.759464][ T32] INFO: task kworker/0:288:5376 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1343.759584][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.759781][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.759920][ T32] Call trace: [ 1343.759992][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1343.771556][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1343.771673][ T32] r4:00000000 [ 1343.771741][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.771892][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1343.771979][ T32] 1d20: 95f83000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1343.772053][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1343.772115][ T32] 1d60: 80070013 ffffffff [ 1343.772176][ T32] r5:80070013 r4:80239bb0 [ 1343.772229][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.772341][ T32] r4:82ac11e4 [ 1343.772410][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.772522][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1343.772578][ T32] r4:e0451dc0 [ 1343.772658][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.772777][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1343.772831][ T32] r4:00000000 [ 1343.772881][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.772986][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 ** 3 printk messages dropped ** [ 1343.773318][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1343.774252][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) ** 9 printk messages dropped ** [ 1343.775035][ T32] task:kworker/0:289 state:D stack:0 pid:5378 tgid:5378 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1343.775734][ T32] r5:8553ec00 r4:829189bc ** 2 printk messages dropped ** [ 1343.776093][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba35e08 ** 3 printk messages dropped ** [ 1343.776420][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.776550][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8473f140 [ 1343.776646][ T32] r4:00000000 [ 1343.776715][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.776822][ T32] r9:83018005 r8:8553ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1343.776879][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.776980][ T32] r5:00001000 r4:eb6fb000 [ 1343.777047][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.777133][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.777228][ T32] r5:855fc78c r4:855fc400 [ 1343.777272][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.777363][ T32] r7:dddced40 r6:83018000 r5:855fc78c r4:83c15200 [ 1343.777433][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.777558][ T32] r10:61c88647 r9:8553ec00 r8:83c1522c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.777636][ T32] r4:83c15200 [ 1343.777718][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.777843][ T32] r10:00000000 r9:83c15200 r8:8027ecf4 r7:eba2de60 r6:8510aa00 r5:8553ec00 [ 1343.777899][ T32] r4:00000001 [ 1343.777967][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.778067][ T32] Exception stack(0xeba35fb0 to 0xeba35ff8) [ 1343.778189][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.778270][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.778351][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.778430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.778503][ T32] r4:8473f700 [ 1343.779227][ T32] INFO: task kworker/0:289:5378 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1343.779307][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.779446][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.779582][ T32] Call trace: [ 1343.779675][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1343.779830][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1343.780003][ T32] r4:00000000 [ 1343.803062][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.803227][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1343.803320][ T32] 1d20: 9624a000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1343.803401][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1343.803462][ T32] 1d60: 80070013 ffffffff [ 1343.803523][ T32] r5:80070013 r4:80239bb0 [ 1343.803574][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.803676][ T32] r4:82ac11e4 [ 1343.803727][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1343.804137][ T32] r4:00000000 [ 1343.804196][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.804331][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1343.804464][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.804586][ T32] r5:00001000 r4:ee619000 [ 1343.804698][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.804824][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.804954][ T32] r5:8495ab8c r4:8495a800 [ 1343.805019][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.805147][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1343.805204][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.805314][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.805398][ T32] r4:847a6c80 [ 1343.805492][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.805644][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1343.805717][ T32] r4:00000001 [ 1343.805767][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.805875][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1343.805946][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.806018][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.806688][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.807244][ T32] r5:8557e000 r4:829189bc [ 1343.807294][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1343.808073][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.808442][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1343.809309][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1343.809827][ T32] r4:8473f880 ** 4 printk messages dropped ** [ 1343.841544][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1343.842629][ T32] r4:e0451dc0 ** 2 printk messages dropped ** [ 1343.842887][ T32] r4:00000000 [ 1343.843000][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.843116][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1343.843173][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.843276][ T32] r5:00001000 r4:ee619000 [ 1343.843335][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.843427][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.843558][ T32] r5:8495ab8c r4:8495a800 [ 1343.843618][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.843727][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1343.843794][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.843908][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.843989][ T32] r4:847a6c80 [ 1343.844040][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.844158][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1343.844217][ T32] r4:00000001 [ 1343.844270][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.844373][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1343.844444][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.844581][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1343.845195][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1343.845941][ T32] r5:85540000 r4:829189bc [ 1343.846016][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1343.846269][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba41e08 ** 5 printk messages dropped ** [ 1343.846836][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.847196][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1343.848003][ T32] r10:00000000 r9:83c15300 r8:8027ecf4 r7:eba35e60 r6:8510ab00 r5:85540000 ** 8 printk messages dropped ** [ 1343.848979][ T32] INFO: task kworker/0:291:5381 is blocked on a mutex likely owned by task kworker/1:208:3660. ** 12 printk messages dropped ** [ 1343.870572][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1343.871704][ T32] r5:00001000 r4:ee619000 ** 5 printk messages dropped ** [ 1343.872219][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1343.872910][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.873638][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.874136][ T32] r5:85542400 r4:829189bc ** 1 printk messages dropped ** [ 1343.874362][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1343.874597][ T32] r4:00000000 [ 1343.874657][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1343.874755][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.874845][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.874993][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8473fe40 [ 1343.875100][ T32] r4:00000000 [ 1343.875165][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.875271][ T32] r9:83018005 r8:85542400 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1343.875331][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.875430][ T32] r5:00001000 r4:eb6ad000 [ 1343.875479][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.875591][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.875704][ T32] r5:855fc38c r4:855fc000 [ 1343.875756][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.875866][ T32] r7:dddced40 r6:83018000 r5:855fc38c r4:83c15380 [ 1343.875990][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.876124][ T32] r10:61c88647 r9:85542400 r8:83c153ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.876208][ T32] r4:83c15380 [ 1343.876263][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.876380][ T32] r10:00000000 r9:83c15380 r8:8027ecf4 r7:eba35e60 r6:8510ab80 r5:85542400 [ 1343.876435][ T32] r4:00000001 [ 1343.876482][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.876565][ T32] Exception stack(0xeba4dfb0 to 0xeba4dff8) [ 1343.876629][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.876715][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.876786][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.876872][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.876934][ T32] r4:8473fb80 [ 1343.877623][ T32] INFO: task kworker/0:292:5384 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1343.877700][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.877826][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.877918][ T32] Call trace: [ 1343.877987][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1343.878128][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1343.878239][ T32] r4:00000000 [ 1343.878333][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.878431][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1343.878505][ T32] 1d20: 96916000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1343.878601][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1343.878739][ T32] 1d60: 80070013 ffffffff [ 1343.878817][ T32] r5:80070013 r4:80239bb0 [ 1343.878883][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.878993][ T32] r4:82ac11e4 [ 1343.879043][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.879150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1343.879232][ T32] r4:e0451dc0 [ 1343.879287][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.879397][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1343.879452][ T32] r4:00000000 [ 1343.879511][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.879620][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1343.879674][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.879770][ T32] r5:00001000 r4:ee619000 [ 1343.879846][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.912960][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.913159][ T32] r5:8495ab8c r4:8495a800 [ 1343.913216][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.913463][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1343.913554][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.913675][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.913739][ T32] r4:847a6c80 [ 1343.913792][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.913906][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 ** 5 printk messages dropped ** [ 1343.914360][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.914987][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.915616][ T32] r5:85540c00 r4:829189bc [ 1343.915700][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1343.916140][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1343.917032][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1343.917896][ T32] r10:00000000 r9:83c15400 r8:8027ecf4 r7:eba35e60 r6:8510ac00 r5:85540c00 ** 8 printk messages dropped ** [ 1343.919286][ T32] INFO: task kworker/0:293:5385 is blocked on a mutex likely owned by task kworker/1:208:3660. ** 9 printk messages dropped ** [ 1343.939652][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1343.939712][ T32] 1d60: 80070013 ffffffff [ 1343.939783][ T32] r5:80070013 r4:80239bb0 [ 1343.939840][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.940362][ T32] r4:82ac11e4 [ 1343.940432][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.940556][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1343.940646][ T32] r4:e0451dc0 [ 1343.940704][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.940865][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1343.940957][ T32] r4:00000000 [ 1343.941027][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1343.941135][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1343.941204][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1343.941311][ T32] r5:00001000 r4:ee619000 [ 1343.941371][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.941466][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.941601][ T32] r5:8495ab8c r4:8495a800 [ 1343.941667][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.941771][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1343.941837][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.941982][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.942056][ T32] r4:847a6c80 [ 1343.942107][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.942256][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1343.942338][ T32] r4:00000001 [ 1343.942392][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.942473][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) ** 6 printk messages dropped ** [ 1343.942918][ T32] INFO: task kworker/0:294:5387 blocked for more than 470 seconds. ** 9 printk messages dropped ** [ 1343.943976][ T32] r5:85543000 r4:829189bc ** 3 printk messages dropped ** [ 1343.944292][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1343.944998][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1343.945175][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1343.945276][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.945385][ T32] r5:855fd38c r4:855fd000 [ 1343.945444][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1343.945557][ T32] r7:dddced40 r6:83018000 r5:855fd38c r4:83c15480 [ 1343.945608][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1343.945714][ T32] r10:61c88647 r9:85543000 r8:83c154ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.945794][ T32] r4:83c15480 [ 1343.945851][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1343.945967][ T32] r10:00000000 r9:83c15480 r8:8027ecf4 r7:eba51e60 r6:8510ac80 r5:85543000 [ 1343.946028][ T32] r4:00000001 [ 1343.946101][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.946209][ T32] Exception stack(0xeba55fb0 to 0xeba55ff8) [ 1343.946280][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.946357][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.946427][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.946498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1343.946553][ T32] r4:8473fdc0 [ 1343.947267][ T32] INFO: task kworker/0:294:5387 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1343.947368][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.947503][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.947638][ T32] Call trace: [ 1343.947735][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1343.947864][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1343.947926][ T32] r4:00000000 [ 1343.947975][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.948103][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1343.948193][ T32] 1d20: 96dfe000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1343.948287][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1343.948372][ T32] 1d60: 80070013 ffffffff [ 1343.948453][ T32] r5:80070013 r4:80239bb0 [ 1343.948518][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.948636][ T32] r4:82ac11e4 [ 1343.948698][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.948806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1343.948878][ T32] r4:e0451dc0 [ 1343.948948][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1343.949072][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 ** 6 printk messages dropped ** [ 1343.949655][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1343.985301][ T32] INFO: task kworker/0:295:5389 blocked for more than 470 seconds. ** 9 printk messages dropped ** [ 1343.986234][ T32] r5:85543c00 r4:829189bc ** 3 printk messages dropped ** [ 1343.986629][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1343.987526][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 12 printk messages dropped ** [ 1343.988646][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 20 printk messages dropped ** [ 1344.002847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 ** 12 printk messages dropped ** [ 1344.003994][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1344.004051][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.004161][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.004237][ T32] r4:847a6c80 [ 1344.004296][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.004417][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1344.004469][ T32] r4:00000001 [ 1344.004537][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.004628][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1344.004696][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.004771][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.004854][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.004942][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.005008][ T32] r4:84789140 [ 1344.005065][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.005132][ T32] INFO: task kworker/1:835:5391 blocked for more than 470 seconds. [ 1344.005206][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.005284][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.005351][ T32] task:kworker/1:835 state:D stack:0 pid:5391 tgid:5391 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.005517][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.005624][ T32] Call trace: [ 1344.005849][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1344.005970][ T32] r10:829189c0 r9:eba59d84 r8:00000002 r7:60000113 r6:eba59d8c r5:85544800 [ 1344.006029][ T32] r4:85544800 [ 1344.006137][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1344.006261][ T32] r5:85544800 r4:829189bc [ 1344.006309][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1344.006641][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.007144][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1344.007816][ T32] r7:ddde2d40 r6:83018200 r5:855fdf8c r4:8510ad80 ** 5 printk messages dropped ** [ 1344.008420][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1344.008917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1344.034102][ T32] Exception stack(0xe0451d20 to 0xe0451d68) ** 8 printk messages dropped ** [ 1344.034855][ T32] r4:e0451dc0 ** 4 printk messages dropped ** [ 1344.035348][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 ** 9 printk messages dropped ** [ 1344.036406][ T32] r4:847a6c80 ** 4 printk messages dropped ** [ 1344.036836][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) ** 7 printk messages dropped ** [ 1344.037559][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1344.038436][ T32] r5:85545400 r4:829189bc [ 1344.038486][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1344.039097][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1344.058101][ T32] r5:855fd78c r4:855fd400 ** 4 printk messages dropped ** [ 1344.058539][ T32] r4:83c15580 ** 5 printk messages dropped ** [ 1344.058988][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.074576][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1344.074705][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1344.074764][ T32] r4:00000000 [ 1344.074817][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.074916][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1344.074996][ T32] 1d20: 97b14000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1344.075097][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1344.075163][ T32] 1d60: 80070013 ffffffff [ 1344.075228][ T32] r5:80070013 r4:80239bb0 [ 1344.075304][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.075431][ T32] r4:82ac11e4 [ 1344.075500][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.075631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1344.075694][ T32] r4:e0451dc0 [ 1344.075743][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.075848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1344.075920][ T32] r4:00000000 [ 1344.076003][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.076119][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1344.076181][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.076296][ T32] r5:00001000 r4:ee619000 [ 1344.076389][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.076493][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.076590][ T32] r5:8495ab8c r4:8495a800 [ 1344.076640][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.076775][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1344.076847][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.076961][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.077016][ T32] r4:847a6c80 [ 1344.077066][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.077177][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1344.077234][ T32] r4:00000001 [ 1344.077282][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.077373][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1344.077439][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.077542][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.077617][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.077703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.077765][ T32] r4:84789140 [ 1344.077818][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.077883][ T32] INFO: task kworker/0:297:5396 blocked for more than 470 seconds. [ 1344.077956][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.078015][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.078098][ T32] task:kworker/0:297 state:D stack:0 pid:5396 tgid:5396 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.078244][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.078398][ T32] Call trace: [ 1344.078483][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1344.078593][ T32] r10:829189c0 r9:eba6dd84 r8:00000002 r7:60000113 r6:eba6dd8c r5:85546000 [ 1344.078649][ T32] r4:85546000 [ 1344.078698][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1344.078819][ T32] r5:85546000 r4:829189bc [ 1344.078874][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.078966][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.079093][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba6de08 [ 1344.079154][ T32] r4:00000000 [ 1344.079206][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1344.079314][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.079439][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.079549][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85191600 [ 1344.079615][ T32] r4:00000000 [ 1344.079663][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.079783][ T32] r9:83018005 r8:85546000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1344.079862][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.095610][ T32] r5:00001000 r4:eba6f000 [ 1344.095712][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.095844][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.095966][ T32] r5:855fdb8c r4:855fd800 [ 1344.096032][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1344.096346][ T32] r10:61c88647 r9:85546000 r8:83c1562c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1344.097151][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1344.098557][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) ** 14 printk messages dropped ** [ 1344.099715][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 ** 4 printk messages dropped ** [ 1344.115268][ T32] r5:00001000 r4:ee619000 [ 1344.115329][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.115425][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.115515][ T32] r5:8495ab8c r4:8495a800 [ 1344.115567][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.115688][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1344.115785][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.115976][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.116043][ T32] r4:847a6c80 [ 1344.116096][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.116207][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1344.116261][ T32] r4:00000001 [ 1344.116310][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.116408][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1344.116476][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.116566][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.116641][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.116742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.116806][ T32] r4:84789140 [ 1344.116868][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.116957][ T32] INFO: task kworker/0:298:5398 blocked for more than 470 seconds. [ 1344.117059][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.117129][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.117185][ T32] task:kworker/0:298 state:D stack:0 pid:5398 tgid:5398 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1344.117912][ T32] r5:85546c00 r4:829189bc ** 5 printk messages dropped ** [ 1344.118467][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1344.119259][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1344.140462][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1344.141111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1344.142774][ T32] Exception stack(0xe0451d20 to 0xe0451d68) ** 7 printk messages dropped ** [ 1344.143431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 ** 7 printk messages dropped ** [ 1344.144021][ T32] r5:00001000 r4:ee619000 ** 4 printk messages dropped ** [ 1344.144432][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 ** 5 printk messages dropped ** [ 1344.144912][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1344.145390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 8 printk messages dropped ** [ 1344.146093][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1344.146463][ T32] r5:83b5ec00 r4:829189bc ** 3 printk messages dropped ** [ 1344.146791][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1344.147551][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1344.148315][ T32] r10:61c88647 r9:83b5ec00 r8:83c1572c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.148380][ T32] r4:83c15700 [ 1344.148428][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.148537][ T32] r10:00000000 r9:83c15700 r8:8027ecf4 r7:eba7de60 r6:83c15780 r5:83b5ec00 [ 1344.148610][ T32] r4:00000001 [ 1344.148663][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.148750][ T32] Exception stack(0xeba1dfb0 to 0xeba1dff8) [ 1344.148816][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.148890][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.148960][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.149036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.149093][ T32] r4:85191480 [ 1344.149595][ T32] INFO: task kworker/0:299:5399 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1344.149700][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.149845][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.175776][ T32] Call trace: [ 1344.175885][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1344.176041][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1344.176103][ T32] r4:00000000 [ 1344.176153][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.176249][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1344.176402][ T32] 1d20: 98294000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1344.176528][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1344.176616][ T32] 1d60: 80070013 ffffffff [ 1344.176682][ T32] r5:80070013 r4:80239bb0 [ 1344.176748][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.176858][ T32] r4:82ac11e4 [ 1344.176909][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.177013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1344.177068][ T32] r4:e0451dc0 [ 1344.177133][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.177245][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1344.177300][ T32] r4:00000000 [ 1344.177358][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.177466][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1344.177519][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.177651][ T32] r5:00001000 r4:ee619000 [ 1344.177708][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.177803][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.177899][ T32] r5:8495ab8c r4:8495a800 [ 1344.177950][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.178055][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1344.178108][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.178239][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.178323][ T32] r4:847a6c80 [ 1344.178381][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.178494][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1344.178549][ T32] r4:00000001 [ 1344.178597][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.178733][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1344.178861][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.178941][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.179009][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.179097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.179205][ T32] r4:84789140 [ 1344.179269][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.179343][ T32] INFO: task kworker/1:836:5402 blocked for more than 470 seconds. [ 1344.179420][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.179479][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.179532][ T32] task:kworker/1:836 state:D stack:0 pid:5402 tgid:5402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.179649][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.179736][ T32] Call trace: [ 1344.179808][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1344.187590][ T32] r10:829189c0 r9:eba91d84 r8:00000002 r7:60000113 r6:eba91d8c r5:85508000 [ 1344.187715][ T32] r4:85508000 [ 1344.187768][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1344.187918][ T32] r5:85508000 r4:829189bc [ 1344.187974][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1344.188238][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.188657][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.189099][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1344.189876][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1344.204264][ T32] r4:847e66c0 ** 4 printk messages dropped ** [ 1344.205550][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1344.206643][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 ** 8 printk messages dropped ** [ 1344.207276][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1344.208201][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1344.208514][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1344.209571][ T32] r10:829189c0 r9:ebaa1d84 r8:00000002 r7:60000013 r6:ebaa1d8c r5:85509800 [ 1344.209627][ T32] r4:85509800 [ 1344.209754][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1344.209887][ T32] r5:85509800 r4:829189bc [ 1344.230506][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.230739][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.230858][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaa1e08 [ 1344.230917][ T32] r4:00000000 [ 1344.230965][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1344.231073][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.231176][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.231281][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e6a80 [ 1344.231350][ T32] r4:00000000 [ 1344.231419][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.231535][ T32] r9:83018205 r8:85509800 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1344.231639][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.231763][ T32] r5:00001000 r4:dfe59000 [ 1344.231843][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.231990][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.232093][ T32] r5:8558cb8c r4:8558c800 [ 1344.232160][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.232273][ T32] r7:ddde2d40 r6:83018200 r5:8558cb8c r4:8504d080 [ 1344.232353][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.232469][ T32] r10:61c88647 r9:85509800 r8:8504d0ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.232527][ T32] r4:8504d080 [ 1344.232600][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.232728][ T32] r10:00000000 r9:8504d080 r8:8027ecf4 r7:eba0de60 r6:83c15880 r5:85509800 [ 1344.232783][ T32] r4:00000001 [ 1344.232838][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.232924][ T32] Exception stack(0xebaa1fb0 to 0xebaa1ff8) [ 1344.233029][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.233110][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.233296][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.233408][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.233468][ T32] r4:847e66c0 [ 1344.234218][ T32] INFO: task kworker/1:837:5404 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1344.234299][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.234466][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.234565][ T32] Call trace: [ 1344.234675][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1344.234795][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1344.234854][ T32] r4:00000000 [ 1344.234903][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.235026][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1344.235114][ T32] 1d20: 98577000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1344.235188][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1344.235247][ T32] 1d60: 80070013 ffffffff [ 1344.235307][ T32] r5:80070013 r4:80239bb0 [ 1344.235388][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.235508][ T32] r4:82ac11e4 [ 1344.235564][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.235663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1344.235731][ T32] r4:e0451dc0 [ 1344.235811][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.235921][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1344.235982][ T32] r4:00000000 [ 1344.236032][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.236143][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1344.236200][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.236354][ T32] r5:00001000 r4:ee619000 [ 1344.236412][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.236528][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.236649][ T32] r5:8495ab8c r4:8495a800 [ 1344.236708][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.236814][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1344.236866][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.236980][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.237036][ T32] r4:847a6c80 [ 1344.237086][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.237220][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1344.237292][ T32] r4:00000001 [ 1344.237357][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.237470][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1344.237543][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.237617][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.237685][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.237760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.237813][ T32] r4:84789140 [ 1344.237864][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.237963][ T32] INFO: task kworker/0:300:5406 blocked for more than 470 seconds. [ 1344.238074][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.238140][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.238213][ T32] task:kworker/0:300 state:D stack:0 pid:5406 tgid:5406 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.238710][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.238901][ T32] Call trace: [ 1344.239050][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1344.239185][ T32] r10:829189c0 r9:eba9dd84 r8:00000002 r7:60000113 r6:eba9dd8c r5:8550a400 [ 1344.239242][ T32] r4:8550a400 [ 1344.239292][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1344.239390][ T32] r5:8550a400 r4:829189bc [ 1344.239548][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.239649][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1344.239825][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.271709][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 6 printk messages dropped ** [ 1344.272435][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1344.273034][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1344.273551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1344.275450][ T32] 1d60: 80070013 ffffffff ** 7 printk messages dropped ** [ 1344.276154][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 ** 8 printk messages dropped ** [ 1344.276978][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1344.277537][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1344.277856][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.278598][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1344.279112][ T32] r5:8550b000 r4:829189bc ** 1 printk messages dropped ** [ 1344.279255][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1344.301473][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1344.301871][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.302002][ T32] r5:00001000 r4:e05eb000 [ 1344.302092][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.302232][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.302432][ T32] r5:8558cf8c r4:8558cc00 [ 1344.302491][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.302626][ T32] r7:ddde2d40 r6:83018200 r5:8558cf8c r4:8504d180 [ 1344.302685][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.302798][ T32] r10:61c88647 r9:8550b000 r8:8504d1ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.302854][ T32] r4:8504d180 [ 1344.302902][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.303023][ T32] r10:00000000 r9:8504d180 r8:8027ecf4 r7:eba0de60 r6:83c15a80 r5:8550b000 [ 1344.303108][ T32] r4:00000001 [ 1344.303168][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.303258][ T32] Exception stack(0xeb9a9fb0 to 0xeb9a9ff8) [ 1344.303328][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.303411][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.303512][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.303599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.303665][ T32] r4:847e6b80 [ 1344.304503][ T32] INFO: task kworker/1:838:5409 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1344.304604][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.304866][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.304999][ T32] Call trace: [ 1344.305114][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1344.305262][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1344.305323][ T32] r4:00000000 [ 1344.305368][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.305463][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1344.305535][ T32] 1d20: 98a2b000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1344.305603][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1344.305680][ T32] 1d60: 80070013 ffffffff [ 1344.305743][ T32] r5:80070013 r4:80239bb0 [ 1344.305793][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.305902][ T32] r4:82ac11e4 [ 1344.305978][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.306098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1344.306157][ T32] r4:e0451dc0 [ 1344.306243][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.306367][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1344.306440][ T32] r4:00000000 [ 1344.306491][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.306608][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1344.306696][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.306826][ T32] r5:00001000 r4:ee619000 [ 1344.306885][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.306982][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.307101][ T32] r5:8495ab8c r4:8495a800 [ 1344.307191][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.307305][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1344.307357][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.307477][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.307536][ T32] r4:847a6c80 [ 1344.307607][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.307729][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1344.307789][ T32] r4:00000001 [ 1344.307839][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.307923][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1344.307989][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.308097][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.308229][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.308324][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.308392][ T32] r4:84789140 [ 1344.308458][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.308528][ T32] INFO: task kworker/0:301:5411 blocked for more than 470 seconds. [ 1344.308607][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.308669][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.308744][ T32] task:kworker/0:301 state:D stack:0 pid:5411 tgid:5411 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.308921][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1344.309106][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1344.309520][ T32] r5:8550bc00 r4:829189bc [ 1344.309583][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1344.340804][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1344.341184][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1344.341650][ T32] r10:00000000 r9:83c15b00 r8:8027ecf4 r7:eba9de60 r6:83c15b80 r5:8550bc00 ** 7 printk messages dropped ** [ 1344.342152][ T32] r4:85191d80 ** 4 printk messages dropped ** [ 1344.343023][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1344.343620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1344.343649][ T32] r4:e0451dc0 [ 1344.343671][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.343720][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1344.343794][ T32] r4:00000000 [ 1344.343825][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.343879][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1344.343927][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.344019][ T32] r5:00001000 r4:ee619000 [ 1344.344059][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.344106][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.344201][ T32] r5:8495ab8c r4:8495a800 [ 1344.344226][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.344279][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1344.344326][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.344389][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.344431][ T32] r4:847a6c80 [ 1344.344457][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.344511][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1344.344560][ T32] r4:00000001 [ 1344.344611][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.344696][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1344.344730][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.344811][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.344852][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.344886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.344936][ T32] r4:84789140 [ 1344.344995][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.345054][ T32] INFO: task kworker/1:839:5412 blocked for more than 470 seconds. [ 1344.345094][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.345173][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.345225][ T32] task:kworker/1:839 state:D stack:0 pid:5412 tgid:5412 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.345309][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.345351][ T32] Call trace: [ 1344.345383][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1344.345466][ T32] r10:829189c0 r9:eb9c1d84 r8:00000002 r7:60000013 r6:eb9c1d8c r5:8550c800 [ 1344.345513][ T32] r4:8550c800 ** 1 printk messages dropped ** [ 1344.345584][ T32] r5:8550c800 r4:829189bc [ 1344.345606][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.345680][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.345740][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9c1e08 [ 1344.345790][ T32] r4:00000000 [ 1344.345815][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1344.345857][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.345910][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.346004][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e6cc0 [ 1344.346033][ T32] r4:00000000 [ 1344.346072][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.346123][ T32] r9:83018205 r8:8550c800 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1344.346195][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.346325][ T32] r5:00001000 r4:e8959000 [ 1344.346351][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.346398][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.346500][ T32] r5:8558d38c r4:8558d000 [ 1344.346548][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.346625][ T32] r7:ddde2d40 r6:83018200 r5:8558d38c r4:8504d100 [ 1344.346676][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.346760][ T32] r10:61c88647 r9:8550c800 r8:8504d12c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.346788][ T32] r4:8504d100 [ 1344.346809][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.346860][ T32] r10:00000000 r9:8504d100 r8:8027ecf4 r7:eba0de60 r6:83c15c00 r5:8550c800 [ 1344.346884][ T32] r4:00000001 [ 1344.346940][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.347035][ T32] Exception stack(0xeb9c1fb0 to 0xeb9c1ff8) [ 1344.347073][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.347164][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1344.347820][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.348259][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 ** 8 printk messages dropped ** [ 1344.348639][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 ** 7 printk messages dropped ** [ 1344.349124][ T32] r5:8495ab8c r4:8495a800 ** 4 printk messages dropped ** [ 1344.349431][ T32] r4:847a6c80 ** 5 printk messages dropped ** [ 1344.349732][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1344.371092][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1344.371578][ T32] r5:8550ec00 r4:829189bc [ 1344.371625][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1344.371889][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1344.372311][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1344.373055][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1344.373346][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1344.374069][ T32] Call trace: ** 6 printk messages dropped ** [ 1344.374522][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1344.375015][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.375268][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1344.375715][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) ** 5 printk messages dropped ** [ 1344.375941][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1344.376503][ T32] r5:8550d400 r4:829189bc [ 1344.376523][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.376575][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.376632][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebab5e08 [ 1344.376656][ T32] r4:00000000 [ 1344.376729][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1344.376776][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.376840][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.376891][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e6f40 [ 1344.376916][ T32] r4:00000000 [ 1344.376937][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.376984][ T32] r9:83018205 r8:8550d400 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1344.377008][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.377050][ T32] r5:00001000 r4:eadab000 [ 1344.377070][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.377110][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.377152][ T32] r5:8558db8c r4:8558d800 [ 1344.377175][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.377220][ T32] r7:ddde2d40 r6:83018200 r5:8558db8c r4:8504d280 [ 1344.377241][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.377290][ T32] r10:61c88647 r9:8550d400 r8:8504d2ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.377316][ T32] r4:8504d280 [ 1344.377486][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.377565][ T32] r10:00000000 r9:8504d280 r8:8027ecf4 r7:eba0de60 r6:83c15d00 r5:8550d400 [ 1344.377608][ T32] r4:00000001 [ 1344.377639][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.377679][ T32] Exception stack(0xebab5fb0 to 0xebab5ff8) [ 1344.377709][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.377754][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.377813][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.377849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.377928][ T32] r4:847e6c80 [ 1344.378235][ T32] INFO: task kworker/1:841:5416 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1344.378300][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.378381][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.378559][ T32] Call trace: [ 1344.378598][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1344.378653][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1344.378679][ T32] r4:00000000 [ 1344.378699][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.378740][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1344.378774][ T32] 1d20: 992ac000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1344.378807][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1344.378833][ T32] 1d60: 80070013 ffffffff [ 1344.378864][ T32] r5:80070013 r4:80239bb0 [ 1344.378887][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.378933][ T32] r4:82ac11e4 [ 1344.378959][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.379010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1344.379035][ T32] r4:e0451dc0 [ 1344.379098][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.379150][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1344.379178][ T32] r4:00000000 [ 1344.379198][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.379246][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1344.379270][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.379314][ T32] r5:00001000 r4:ee619000 [ 1344.379334][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.379377][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.379432][ T32] r5:8495ab8c r4:8495a800 [ 1344.379454][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.379503][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1344.379524][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1344.379698][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 ** 8 printk messages dropped ** [ 1344.395541][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1344.396126][ T32] r4:83b5c800 ** 1 printk messages dropped ** [ 1344.396256][ T32] r5:83b5c800 r4:829189bc ** 2 printk messages dropped ** [ 1344.396381][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebabde08 ** 7 printk messages dropped ** [ 1344.396739][ T32] r9:83018205 r8:83b5c800 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 9 printk messages dropped ** [ 1344.397400][ T32] r4:8504d300 ** 5 printk messages dropped ** [ 1344.397803][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.397891][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.397924][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.397958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.397984][ T32] r4:85191640 [ 1344.398478][ T32] INFO: task kworker/1:842:5418 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1344.398548][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.398620][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.398665][ T32] Call trace: [ 1344.398723][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1344.398789][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1344.398815][ T32] r4:00000000 [ 1344.398836][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.398927][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1344.398970][ T32] 1d20: 99342000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1344.399004][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1344.399029][ T32] 1d60: 80070013 ffffffff [ 1344.399054][ T32] r5:80070013 r4:80239bb0 [ 1344.399104][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.399155][ T32] r4:82ac11e4 [ 1344.399222][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.399277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1344.399302][ T32] r4:e0451dc0 [ 1344.399324][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.399394][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1344.399435][ T32] r4:00000000 [ 1344.399459][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.399508][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1344.399557][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.399607][ T32] r5:00001000 r4:ee619000 [ 1344.399628][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.399671][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.399715][ T32] r5:8495ab8c r4:8495a800 [ 1344.399736][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.399903][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1344.418751][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.418874][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.418922][ T32] r4:847a6c80 [ 1344.418993][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.419055][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1344.419079][ T32] r4:00000001 [ 1344.419100][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.419151][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1344.419185][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.419268][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.419303][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.419336][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.419361][ T32] r4:84789140 [ 1344.419387][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.419425][ T32] INFO: task kworker/1:843:5420 blocked for more than 470 seconds. [ 1344.419511][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.419572][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.419600][ T32] task:kworker/1:843 state:D stack:0 pid:5420 tgid:5420 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1344.425760][ T32] r5:85508c00 r4:829189bc [ 1344.425845][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1344.426005][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebac5e08 ** 9 printk messages dropped ** [ 1344.426479][ T32] r5:00001000 r4:eb15d000 ** 6 printk messages dropped ** [ 1344.426896][ T32] r10:61c88647 r9:85508c00 r8:8504d3ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1344.427331][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1344.428179][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1344.428627][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1344.428838][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 ** 9 printk messages dropped ** [ 1344.429280][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 ** 8 printk messages dropped ** [ 1344.429947][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.444012][ T32] task:kworker/1:844 state:D stack:0 pid:5422 tgid:5422 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1344.444479][ T32] r5:85518000 r4:829189bc ** 3 printk messages dropped ** [ 1344.444652][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.444954][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.445187][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1344.445892][ T32] r10:00000000 r9:8504d400 r8:8027ecf4 r7:ebac5e60 r6:83c15e80 r5:85518000 ** 7 printk messages dropped ** [ 1344.446317][ T32] r4:8473dd80 ** 1 printk messages dropped ** [ 1344.446846][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.446942][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.447044][ T32] Call trace: [ 1344.447147][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1344.447215][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1344.447243][ T32] r4:00000000 [ 1344.447265][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.447308][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1344.447341][ T32] 1d20: 99aa7000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1344.447372][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1344.447422][ T32] 1d60: 80070013 ffffffff [ 1344.447453][ T32] r5:80070013 r4:80239bb0 [ 1344.447474][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.447520][ T32] r4:82ac11e4 [ 1344.447565][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.447617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1344.447641][ T32] r4:e0451dc0 [ 1344.447664][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.447783][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1344.447813][ T32] r4:00000000 [ 1344.447936][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.448060][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1344.448087][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.448173][ T32] r5:00001000 r4:ee619000 [ 1344.448258][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.448306][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.448351][ T32] r5:8495ab8c r4:8495a800 [ 1344.448374][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.448423][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1344.448547][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.448602][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.448626][ T32] r4:847a6c80 [ 1344.448646][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.448697][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1344.448746][ T32] r4:00000001 [ 1344.448771][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.448886][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1344.448942][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.448992][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.449025][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.449099][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.449133][ T32] r4:84789140 [ 1344.449157][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.449208][ T32] INFO: task kworker/1:845:5424 blocked for more than 470 seconds. [ 1344.449280][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.449342][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.449373][ T32] task:kworker/1:845 state:D stack:0 pid:5424 tgid:5424 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.449452][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.449528][ T32] Call trace: [ 1344.449599][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1344.449655][ T32] r10:829189c0 r9:ebad5d84 r8:00000002 r7:60000113 r6:ebad5d8c r5:85519800 [ 1344.449680][ T32] r4:85519800 [ 1344.449702][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1344.449746][ T32] r5:85519800 r4:829189bc [ 1344.449766][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.449822][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.466001][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebad5e08 [ 1344.466110][ T32] r4:00000000 [ 1344.466187][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1344.466261][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.466309][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.466456][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855ce8c0 [ 1344.466487][ T32] r4:00000000 [ 1344.466509][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.466561][ T32] r9:83018205 r8:85519800 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1344.466617][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.466669][ T32] r5:00001000 r4:eb829000 [ 1344.466732][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.466781][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.466827][ T32] r5:8559638c r4:85596000 [ 1344.466853][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.466904][ T32] r7:ddde2d40 r6:83018200 r5:8559638c r4:8504d480 [ 1344.466952][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.467007][ T32] r10:61c88647 r9:85519800 r8:8504d4ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.467032][ T32] r4:8504d480 [ 1344.467053][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.467104][ T32] r10:00000000 r9:8504d480 r8:8027ecf4 r7:ebac5e60 r6:83c15f00 r5:85519800 [ 1344.467157][ T32] r4:00000001 [ 1344.467258][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.467303][ T32] Exception stack(0xebad5fb0 to 0xebad5ff8) [ 1344.467410][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.467449][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.467480][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1344.468248][ T32] Call trace: ** 6 printk messages dropped ** [ 1344.468552][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1344.469077][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1344.469354][ T32] r5:8495ab8c r4:8495a800 ** 4 printk messages dropped ** [ 1344.469582][ T32] r4:847a6c80 ** 5 printk messages dropped ** [ 1344.469778][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1344.483888][ T32] INFO: task kworker/1:846:5426 blocked for more than 470 seconds. ** 6 printk messages dropped ** [ 1344.484657][ T32] r10:829189c0 r9:ebaddd84 r8:00000002 r7:60000113 r6:ebaddd8c r5:85518c00 ** 2 printk messages dropped ** [ 1344.484754][ T32] r5:85518c00 r4:829189bc [ 1344.484874][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.484997][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.485056][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebadde08 [ 1344.485082][ T32] r4:00000000 [ 1344.485145][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1344.485194][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.485244][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.485293][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855bd080 [ 1344.485318][ T32] r4:00000000 [ 1344.485338][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.485388][ T32] r9:83018205 r8:85518c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1344.485413][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.485463][ T32] r5:00001000 r4:eb389000 [ 1344.485486][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.485529][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.485573][ T32] r5:8558ef8c r4:8558ec00 [ 1344.485593][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.485643][ T32] r7:ddde2d40 r6:83018200 r5:8558ef8c r4:8504d580 [ 1344.485665][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.485767][ T32] r10:61c88647 r9:85518c00 r8:8504d5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.485796][ T32] r4:8504d580 [ 1344.485832][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.485888][ T32] r10:00000000 r9:8504d580 r8:8027ecf4 r7:ebad5e60 r6:83c15f80 r5:85518c00 [ 1344.485914][ T32] r4:00000001 [ 1344.485935][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.485974][ T32] Exception stack(0xebaddfb0 to 0xebaddff8) [ 1344.486031][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.486119][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.486209][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.486272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.486307][ T32] r4:855bd100 [ 1344.486738][ T32] INFO: task kworker/1:846:5426 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1344.486787][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.486873][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.486923][ T32] Call trace: [ 1344.486955][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1344.487009][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1344.487035][ T32] r4:00000000 [ 1344.487073][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.487120][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1344.487162][ T32] 1d20: 9a082000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1344.487194][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1344.487221][ T32] 1d60: 80070013 ffffffff [ 1344.487246][ T32] r5:80070013 r4:80239bb0 [ 1344.487266][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.487311][ T32] r4:82ac11e4 [ 1344.487331][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.487391][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1344.487419][ T32] r4:e0451dc0 [ 1344.487443][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.487492][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1344.487538][ T32] r4:00000000 [ 1344.487564][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.487613][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1344.487661][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.487711][ T32] r5:00001000 r4:ee619000 [ 1344.487732][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.487774][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.487834][ T32] r5:8495ab8c r4:8495a800 [ 1344.487858][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.487909][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1344.487956][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.488037][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.488093][ T32] r4:847a6c80 [ 1344.488119][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.488193][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1344.488223][ T32] r4:00000001 [ 1344.488245][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.488284][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1344.488313][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.488346][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.488375][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.488407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.488442][ T32] r4:84789140 [ 1344.488477][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.488511][ T32] INFO: task kworker/1:847:5428 blocked for more than 470 seconds. [ 1344.488543][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.488594][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.488627][ T32] task:kworker/1:847 state:D stack:0 pid:5428 tgid:5428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.488675][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.488715][ T32] Call trace: [ 1344.488804][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1344.488860][ T32] r10:829189c0 r9:ebae5d84 r8:00000002 r7:60000113 r6:ebae5d8c r5:8551a400 [ 1344.488885][ T32] r4:8551a400 [ 1344.488906][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1344.488952][ T32] r5:8551a400 r4:829189bc [ 1344.488973][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.489016][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1344.489121][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.489315][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855bd300 ** 7 printk messages dropped ** [ 1344.489632][ T32] r5:8558f38c r4:8558f000 ** 3 printk messages dropped ** [ 1344.489918][ T32] r10:61c88647 r9:8551a400 r8:8504d52c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1344.511472][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1344.512443][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.512657][ T32] 1d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1344.512874][ T32] r4:e0451dc0 ** 5 printk messages dropped ** [ 1344.513168][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1344.513545][ T32] r4:847a6c80 ** 5 printk messages dropped ** [ 1344.513858][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.514248][ T32] task:kworker/1:848 state:D stack:0 pid:5430 tgid:5430 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1344.514691][ T32] r5:8551b000 r4:829189bc ** 1 printk messages dropped ** [ 1344.514756][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1344.515092][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855bd480 ** 9 printk messages dropped ** [ 1344.515486][ T32] r7:ddde2d40 r6:83018200 r5:8558f78c r4:8504d600 ** 7 printk messages dropped ** [ 1344.515988][ T32] Exception stack(0xebaedfb0 to 0xebaedff8) ** 6 printk messages dropped ** [ 1344.516587][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1344.517275][ T32] r5:80070013 r4:80239bb0 ** 3 printk messages dropped ** [ 1344.517415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1344.517465][ T32] r4:e0451dc0 [ 1344.517490][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.517538][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1344.517562][ T32] r4:00000000 [ 1344.517583][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.517630][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1344.517654][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.517697][ T32] r5:00001000 r4:ee619000 [ 1344.517719][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.517766][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.517836][ T32] r5:8495ab8c r4:8495a800 [ 1344.517860][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.517909][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1344.517930][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.518021][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.518050][ T32] r4:847a6c80 [ 1344.518070][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.518228][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1344.518260][ T32] r4:00000001 [ 1344.518282][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.518320][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1344.518349][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.518379][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.518408][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.518440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.518465][ T32] r4:84789140 [ 1344.518486][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.518562][ T32] INFO: task kworker/1:849:5432 blocked for more than 470 seconds. [ 1344.518597][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.518622][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.518644][ T32] task:kworker/1:849 state:D stack:0 pid:5432 tgid:5432 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.518717][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.518761][ T32] Call trace: [ 1344.518795][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1344.518893][ T32] r10:829189c0 r9:ebaf5d84 r8:00000002 r7:60000113 r6:ebaf5d8c r5:8551bc00 [ 1344.519045][ T32] r4:8551bc00 [ 1344.519069][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1344.519118][ T32] r5:8551bc00 r4:829189bc [ 1344.519147][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.519189][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.519267][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaf5e08 [ 1344.519308][ T32] r4:00000000 [ 1344.519334][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1344.519377][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.519455][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.519507][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855bd540 [ 1344.519569][ T32] r4:00000000 [ 1344.519617][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.519668][ T32] r9:83018205 r8:8551bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1344.519692][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.519734][ T32] r5:00001000 r4:eb46b000 [ 1344.519755][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.519796][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.519839][ T32] r5:8558fb8c r4:8558f800 [ 1344.519883][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.542546][ T32] r7:ddde2d40 r6:83018200 r5:8558fb8c r4:8504d680 [ 1344.542605][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.542689][ T32] r10:61c88647 r9:8551bc00 r8:8504d6ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.542716][ T32] r4:8504d680 [ 1344.542737][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.542791][ T32] r10:00000000 r9:8504d680 r8:8027ecf4 r7:ebad5e60 r6:855c0080 r5:8551bc00 [ 1344.542815][ T32] r4:00000001 [ 1344.542836][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.542877][ T32] Exception stack(0xebaf5fb0 to 0xebaf5ff8) [ 1344.542909][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.542942][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.542970][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.543003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.543026][ T32] r4:855bd280 [ 1344.543461][ T32] INFO: task kworker/1:849:5432 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1344.543527][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.543665][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.543778][ T32] Call trace: [ 1344.543838][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1344.543902][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1344.543928][ T32] r4:00000000 [ 1344.543982][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.544027][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1344.544062][ T32] 1d20: 9a88d000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1344.544099][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1344.544163][ T32] 1d60: 80070013 ffffffff [ 1344.544217][ T32] r5:80070013 r4:80239bb0 [ 1344.544276][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.544337][ T32] r4:82ac11e4 [ 1344.544361][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.544437][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1344.544490][ T32] r4:e0451dc0 [ 1344.544515][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.544615][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1344.544646][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1344.544721][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 ** 9 printk messages dropped ** [ 1344.545207][ T32] r4:847a6c80 ** 5 printk messages dropped ** [ 1344.545450][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1344.545802][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1344.546092][ T32] r5:8551e000 r4:829189bc [ 1344.546118][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1344.546345][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1344.546664][ T32] r5:00001000 r4:eb489000 ** 4 printk messages dropped ** [ 1344.546880][ T32] r7:ddde2d40 r6:83018200 r5:8558ff8c r4:8504d700 ** 5 printk messages dropped ** [ 1344.547102][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1344.547445][ T32] r4:855bd380 ** 2 printk messages dropped ** [ 1344.547890][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1344.548373][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 1344.548571][ T32] r4:e0451dc0 ** 1 printk messages dropped ** [ 1344.548668][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1344.548696][ T32] r4:00000000 [ 1344.548729][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.548781][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1344.548805][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.548848][ T32] r5:00001000 r4:ee619000 [ 1344.548869][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.548912][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.548980][ T32] r5:8495ab8c r4:8495a800 [ 1344.549004][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.549053][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1344.549074][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.549126][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.549261][ T32] r4:847a6c80 [ 1344.549286][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.549339][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1344.549362][ T32] r4:00000001 [ 1344.549383][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.549553][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1344.549613][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.549666][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.549725][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.549772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.549902][ T32] r4:84789140 [ 1344.563156][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.563231][ T32] INFO: task kworker/1:851:5436 blocked for more than 471 seconds. [ 1344.563274][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.563324][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.563353][ T32] task:kworker/1:851 state:D stack:0 pid:5436 tgid:5436 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.563430][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.563546][ T32] Call trace: [ 1344.563590][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1344.563656][ T32] r10:829189c0 r9:ebb05d84 r8:00000002 r7:60000113 r6:ebb05d8c r5:8551d400 [ 1344.563682][ T32] r4:8551d400 [ 1344.563703][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1344.563748][ T32] r5:8551d400 r4:829189bc [ 1344.563769][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.563812][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.563877][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb05e08 [ 1344.563906][ T32] r4:00000000 [ 1344.563927][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1344.564012][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.564057][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.564113][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855bd800 [ 1344.564170][ T32] r4:00000000 [ 1344.564213][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.564309][ T32] r9:83018205 r8:8551d400 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1344.564396][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.564451][ T32] r5:00001000 r4:eb4b5000 [ 1344.564473][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.564543][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.564666][ T32] r5:84330f8c r4:84330c00 [ 1344.564782][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.564847][ T32] r7:ddde2d40 r6:83018200 r5:84330f8c r4:8504d780 [ 1344.564886][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.564957][ T32] r10:61c88647 r9:8551d400 r8:8504d7ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.564993][ T32] r4:8504d780 [ 1344.565017][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1344.565213][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1344.565386][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1344.566249][ T32] Call trace: ** 6 printk messages dropped ** [ 1344.566489][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1344.566786][ T32] r4:e0451dc0 ** 5 printk messages dropped ** [ 1344.566996][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 15 printk messages dropped ** [ 1344.567695][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.568062][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1344.568346][ T32] r5:8551c800 r4:829189bc ** 3 printk messages dropped ** [ 1344.568490][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.568708][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.568922][ T32] r5:00001000 r4:eb4e3000 ** 6 printk messages dropped ** [ 1344.569238][ T32] r10:61c88647 r9:8551c800 r8:8504d82c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1344.569557][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1344.588095][ T32] Call trace: ** 1 printk messages dropped ** [ 1344.588285][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1344.588325][ T32] r4:00000000 [ 1344.588350][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.588448][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1344.588496][ T32] 1d20: 9ac9a000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1344.588529][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1344.588555][ T32] 1d60: 80070013 ffffffff [ 1344.588655][ T32] r5:80070013 r4:80239bb0 [ 1344.588706][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.588762][ T32] r4:82ac11e4 [ 1344.588830][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.588914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1344.588978][ T32] r4:e0451dc0 [ 1344.589033][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.589191][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1344.589228][ T32] r4:00000000 [ 1344.589256][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.589309][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1344.589333][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.589377][ T32] r5:00001000 r4:ee619000 [ 1344.589399][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.589447][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.589492][ T32] r5:8495ab8c r4:8495a800 [ 1344.589513][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.589563][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1344.589585][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.589637][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.589662][ T32] r4:847a6c80 [ 1344.589682][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.589733][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1344.589807][ T32] r4:00000001 [ 1344.589833][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.601200][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1344.601369][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.601416][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.601468][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.601512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.601539][ T32] r4:84789140 [ 1344.601582][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.601657][ T32] INFO: task kworker/1:853:5440 blocked for more than 471 seconds. [ 1344.601702][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.601731][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.601779][ T32] task:kworker/1:853 state:D stack:0 pid:5440 tgid:5440 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.601848][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.601936][ T32] Call trace: [ 1344.601972][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1344.602035][ T32] r10:829189c0 r9:ebb15d84 r8:00000002 r7:60000013 r6:ebb15d8c r5:8550e000 [ 1344.602061][ T32] r4:8550e000 [ 1344.602088][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1344.602145][ T32] r5:8550e000 r4:829189bc [ 1344.602183][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.602238][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.602293][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb15e08 [ 1344.602318][ T32] r4:00000000 [ 1344.602339][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1344.602391][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.602437][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.602483][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855bdac0 [ 1344.602558][ T32] r4:00000000 [ 1344.602667][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.602790][ T32] r9:83018205 r8:8550e000 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1344.602818][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.602864][ T32] r5:00001000 r4:eb503000 [ 1344.602887][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.602929][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.602971][ T32] r5:8559478c r4:85594400 [ 1344.602992][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.603118][ T32] r7:ddde2d40 r6:83018200 r5:8559478c r4:8504d880 [ 1344.603154][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.603207][ T32] r10:61c88647 r9:8550e000 r8:8504d8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.603235][ T32] r4:8504d880 [ 1344.603349][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.603464][ T32] r10:00000000 r9:8504d880 r8:8027ecf4 r7:ebad5e60 r6:855c0280 r5:8550e000 [ 1344.603517][ T32] r4:00000001 [ 1344.603565][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.603610][ T32] Exception stack(0xebb15fb0 to 0xebb15ff8) [ 1344.603671][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.603732][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.603766][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.603800][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.603848][ T32] r4:855bd700 [ 1344.604370][ T32] INFO: task kworker/1:853:5440 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1344.604421][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.604520][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.604565][ T32] Call trace: [ 1344.604617][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1344.604715][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1344.604767][ T32] r4:00000000 [ 1344.604793][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.604838][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1344.604881][ T32] 1d20: 9af45000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1344.604947][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1344.605001][ T32] 1d60: 80070013 ffffffff [ 1344.605032][ T32] r5:80070013 r4:80239bb0 [ 1344.605053][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.605189][ T32] r4:82ac11e4 [ 1344.605222][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.605323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1344.605359][ T32] r4:e0451dc0 [ 1344.605381][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.605429][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1344.605501][ T32] r4:00000000 [ 1344.605574][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.605626][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1344.605649][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.605718][ T32] r5:00001000 r4:ee619000 [ 1344.605743][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.605786][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.605830][ T32] r5:8495ab8c r4:8495a800 [ 1344.605997][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.606054][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1344.606077][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.606249][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.606287][ T32] r4:847a6c80 [ 1344.606309][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.606363][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1344.606411][ T32] r4:00000001 [ 1344.606443][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.606483][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1344.606512][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.606579][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.606611][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.606644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.606668][ T32] r4:84789140 [ 1344.606689][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.606717][ T32] INFO: task kworker/1:854:5442 blocked for more than 471 seconds. [ 1344.606749][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.606775][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.606797][ T32] task:kworker/1:854 state:D stack:0 pid:5442 tgid:5442 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.606876][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.606950][ T32] Call trace: [ 1344.607011][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1344.607065][ T32] r10:829189c0 r9:ebb1dd84 r8:00000002 r7:60000013 r6:ebb1dd8c r5:84a16000 [ 1344.607114][ T32] r4:84a16000 [ 1344.607153][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1344.607220][ T32] r5:84a16000 r4:829189bc [ 1344.607244][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.607287][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.607374][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb1de08 [ 1344.607402][ T32] r4:00000000 [ 1344.607425][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1344.607466][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.607506][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.607600][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855bdb80 [ 1344.607628][ T32] r4:00000000 [ 1344.607649][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.607696][ T32] r9:83018205 r8:84a16000 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1344.607718][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.607759][ T32] r5:00001000 r4:eb51b000 [ 1344.607825][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.607904][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.607970][ T32] r5:85594b8c r4:85594800 [ 1344.607996][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.608044][ T32] r7:ddde2d40 r6:83018200 r5:85594b8c r4:8504d900 [ 1344.608094][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.608260][ T32] r10:61c88647 r9:84a16000 r8:8504d92c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.608298][ T32] r4:8504d900 [ 1344.608348][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.608488][ T32] r10:00000000 r9:8504d900 r8:8027ecf4 r7:ebad5e60 r6:855c0300 r5:84a16000 [ 1344.608516][ T32] r4:00000001 [ 1344.608537][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.608577][ T32] Exception stack(0xebb1dfb0 to 0xebb1dff8) [ 1344.608745][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.608783][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.608813][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.608898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.608925][ T32] r4:855bda40 [ 1344.609192][ T32] INFO: task kworker/1:854:5442 is blocked on a mutex likely owned by task kworker/1:208:3660. ** 7 printk messages dropped ** [ 1344.632654][ T32] Exception stack(0xe0451d20 to 0xe0451d68) ** 8 printk messages dropped ** [ 1344.633139][ T32] r4:e0451dc0 ** 4 printk messages dropped ** [ 1344.633375][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 ** 1 printk messages dropped ** [ 1344.633446][ T32] r5:00001000 r4:ee619000 [ 1344.633467][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.633533][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.633583][ T32] r5:8495ab8c r4:8495a800 [ 1344.633609][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.633659][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1344.633681][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.633733][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.633830][ T32] r4:847a6c80 [ 1344.633855][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.633931][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1344.633958][ T32] r4:00000001 [ 1344.634005][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1344.634663][ T32] task:kworker/1:855 state:D stack:0 pid:5444 tgid:5444 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.634784][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.634835][ T32] Call trace: ** 4 printk messages dropped ** [ 1344.635180][ T32] r5:85520c00 r4:829189bc [ 1344.635202][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1344.635681][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1344.636148][ T32] r7:ddde2d40 r6:83018200 r5:85594f8c r4:8504d980 ** 10 printk messages dropped ** [ 1344.636785][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1344.637927][ T32] 1d60: 80070013 ffffffff ** 7 printk messages dropped ** [ 1344.638302][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 ** 13 printk messages dropped ** [ 1344.638972][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 17 printk messages dropped ** [ 1344.639817][ T32] r10:829189c0 r9:ebb2dd84 r8:00000002 r7:60000013 r6:ebb2dd8c r5:85522400 ** 4 printk messages dropped ** [ 1344.662392][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.662506][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb2de08 [ 1344.662535][ T32] r4:00000000 [ 1344.662557][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1344.662601][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.662646][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.662694][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855bde00 [ 1344.662743][ T32] r4:00000000 [ 1344.662770][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.662821][ T32] r9:83018205 r8:85522400 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1344.662844][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.662908][ T32] r5:00001000 r4:eb5f7000 [ 1344.662934][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.663003][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.663247][ T32] r5:8559538c r4:85595000 [ 1344.663275][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.663356][ T32] r7:ddde2d40 r6:83018200 r5:8559538c r4:8504da00 [ 1344.663385][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.663440][ T32] r10:61c88647 r9:85522400 r8:8504da2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.663466][ T32] r4:8504da00 [ 1344.663559][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.663616][ T32] r10:00000000 r9:8504da00 r8:8027ecf4 r7:ebad5e60 r6:855c0400 r5:85522400 [ 1344.663667][ T32] r4:00000001 [ 1344.663692][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.663734][ T32] Exception stack(0xebb2dfb0 to 0xebb2dff8) [ 1344.663767][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.663799][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.663828][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.663890][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.663983][ T32] r4:855bdd40 [ 1344.664477][ T32] INFO: task kworker/1:856:5446 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1344.664555][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.664681][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.664855][ T32] Call trace: [ 1344.664896][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1344.665004][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1344.665083][ T32] r4:00000000 [ 1344.665119][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.665202][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1344.665246][ T32] 1d20: 9b5b5000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1344.665346][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1344.665377][ T32] 1d60: 80070013 ffffffff ** 2 printk messages dropped ** [ 1344.665498][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1344.665774][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1344.666083][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1344.666780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1344.667434][ T32] r5:8557d400 r4:829189bc ** 1 printk messages dropped ** [ 1344.667528][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1344.668207][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.668257][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.668301][ T32] r5:8559578c r4:85595400 [ 1344.668321][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.668368][ T32] r7:ddde2d40 r6:83018200 r5:8559578c r4:8504da80 [ 1344.668390][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.668463][ T32] r10:61c88647 r9:8557d400 r8:8504daac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.668492][ T32] r4:8504da80 [ 1344.668513][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.668565][ T32] r10:00000000 r9:8504da80 r8:8027ecf4 r7:ebad5e60 r6:8504db00 r5:8557d400 [ 1344.668588][ T32] r4:00000001 [ 1344.668608][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.668646][ T32] Exception stack(0xebb29fb0 to 0xebb29ff8) [ 1344.668674][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.668705][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.668776][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.668814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.668863][ T32] r4:855bdc00 [ 1344.669122][ T32] INFO: task kworker/1:857:5448 is blocked on a mutex likely owned by task kworker/1:208:3660. ** 10 printk messages dropped ** [ 1344.669640][ T32] 1d60: 80070013 ffffffff ** 8 printk messages dropped ** [ 1344.690614][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1344.691206][ T32] r4:847a6c80 ** 8 printk messages dropped ** [ 1344.691555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1344.692288][ T32] r5:85510000 r4:829189bc ** 3 printk messages dropped ** [ 1344.692443][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1344.693065][ T32] r5:8562c78c r4:8562c400 ** 11 printk messages dropped ** [ 1344.693543][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 19 printk messages dropped ** [ 1344.695029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 ** 11 printk messages dropped ** [ 1344.695541][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 17 printk messages dropped ** [ 1344.696169][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1344.696574][ T32] r5:85511800 r4:829189bc ** 10 printk messages dropped ** [ 1344.697078][ T32] r9:83018205 r8:85511800 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 ** 9 printk messages dropped ** [ 1344.697573][ T32] r4:8504dc00 [ 1344.697598][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.697673][ T32] r10:00000000 r9:8504dc00 r8:8027ecf4 r7:ebad5e60 r6:8504dc80 r5:85511800 [ 1344.697701][ T32] r4:00000001 [ 1344.697794][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.697835][ T32] Exception stack(0xebb31fb0 to 0xebb31ff8) [ 1344.697864][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.697894][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.697977][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.698014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.698039][ T32] r4:855ce180 [ 1344.698321][ T32] INFO: task kworker/1:858:5453 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1344.698384][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.698480][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.698550][ T32] Call trace: [ 1344.698586][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1344.698641][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1344.698666][ T32] r4:00000000 [ 1344.698687][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.698765][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1344.698802][ T32] 1d20: 9b893000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 ** 10 printk messages dropped ** [ 1344.699273][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1344.699789][ T32] r4:847a6c80 ** 8 printk messages dropped ** [ 1344.730710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1344.731410][ T32] r5:85510c00 r4:829189bc ** 5 printk messages dropped ** [ 1344.731771][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 19 printk messages dropped ** [ 1344.732621][ T32] Exception stack(0xebb3dfb0 to 0xebb3dff8) ** 13 printk messages dropped ** [ 1344.733763][ T32] Exception stack(0xe0451d20 to 0xe0451d68) ** 15 printk messages dropped ** [ 1344.734710][ T32] r5:00001000 r4:ee619000 ** 12 printk messages dropped ** [ 1344.735408][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) ** 14 printk messages dropped ** [ 1344.736056][ T32] r4:85513000 ** 4 printk messages dropped ** [ 1344.736386][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb41e08 ** 12 printk messages dropped ** [ 1344.736950][ T32] r5:855fff8c r4:855ffc00 [ 1344.736974][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.737046][ T32] r7:dddced40 r6:83018000 r5:855fff8c r4:855c0500 [ 1344.737072][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.737125][ T32] r10:61c88647 r9:85513000 r8:855c052c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.737230][ T32] r4:855c0500 [ 1344.737255][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.737350][ T32] r10:00000000 r9:855c0500 r8:8027ecf4 r7:ebb35e60 r6:8504de00 r5:85513000 [ 1344.737378][ T32] r4:00000001 [ 1344.737399][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.737449][ T32] Exception stack(0xebb41fb0 to 0xebb41ff8) [ 1344.737505][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.737540][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.737593][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.737662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.737697][ T32] r4:855cf000 [ 1344.737961][ T32] INFO: task kworker/0:303:5456 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1344.738023][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.738088][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.738181][ T32] Call trace: [ 1344.738236][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1344.738291][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1344.738345][ T32] r4:00000000 [ 1344.738395][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.738492][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1344.738536][ T32] 1d20: 9bf00000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1344.738592][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1344.738624][ T32] 1d60: 80070013 ffffffff ** 4 printk messages dropped ** [ 1344.738788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 ** 15 printk messages dropped ** [ 1344.739478][ T32] r4:847a6c80 ** 11 printk messages dropped ** [ 1344.762879][ T32] INFO: task kworker/1:860:5458 blocked for more than 471 seconds. ** 9 printk messages dropped ** [ 1344.763330][ T32] r5:85513c00 r4:829189bc [ 1344.763351][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.763394][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.763444][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb39e08 [ 1344.763468][ T32] r4:00000000 [ 1344.763540][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1344.763588][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.763633][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.763730][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855ce7c0 [ 1344.763823][ T32] r4:00000000 [ 1344.763850][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.763904][ T32] r9:83018205 r8:85513c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1344.764019][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.764074][ T32] r5:00001000 r4:eb817000 [ 1344.764120][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.764224][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.764277][ T32] r5:85595f8c r4:85595c00 [ 1344.764325][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 14 printk messages dropped ** [ 1344.765414][ T32] INFO: task kworker/1:860:5458 is blocked on a mutex likely owned by task kworker/1:208:3660. ** 16 printk messages dropped ** [ 1344.766251][ T32] r4:e0451dc0 ** 9 printk messages dropped ** [ 1344.766741][ T32] r5:8495ab8c r4:8495a800 ** 13 printk messages dropped ** [ 1344.767506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1344.768267][ T32] r5:85514800 r4:829189bc [ 1344.768294][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.768356][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.768412][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba15e08 [ 1344.768436][ T32] r4:00000000 [ 1344.768456][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1344.768496][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.768561][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.768612][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855ced40 [ 1344.768638][ T32] r4:00000000 [ 1344.768658][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1344.769058][ T32] r7:ddde2d40 r6:83018200 r5:85596f8c r4:8504df80 ** 7 printk messages dropped ** [ 1344.769655][ T32] Exception stack(0xeba15fb0 to 0xeba15ff8) ** 10 printk messages dropped ** [ 1344.791253][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 ** 4 printk messages dropped ** [ 1344.791468][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1344.791512][ T32] 1d60: 80070013 ffffffff [ 1344.791543][ T32] r5:80070013 r4:80239bb0 [ 1344.791566][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.791639][ T32] r4:82ac11e4 [ 1344.791680][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.791735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1344.791760][ T32] r4:e0451dc0 [ 1344.791781][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.791831][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1344.792133][ T32] r4:00000000 [ 1344.792160][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.792211][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1344.792236][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.792288][ T32] r5:00001000 r4:ee619000 [ 1344.792313][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.792357][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1344.792473][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1344.793038][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) ** 8 printk messages dropped ** [ 1344.793384][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1344.793456][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.793525][ T32] Call trace: [ 1344.793558][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1344.793611][ T32] r10:829189c0 r9:eba85d84 r8:00000002 r7:60000113 r6:eba85d8c r5:85515400 [ 1344.793640][ T32] r4:85515400 [ 1344.793663][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1344.793708][ T32] r5:85515400 r4:829189bc [ 1344.793792][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.793841][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.793892][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba85e08 [ 1344.793917][ T32] r4:00000000 [ 1344.793938][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1344.793980][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.794043][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.794112][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855ceb00 [ 1344.794256][ T32] r4:00000000 [ 1344.794313][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.794400][ T32] r9:83018205 r8:85515400 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1344.794427][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.794471][ T32] r5:00001000 r4:eb841000 ** 6 printk messages dropped ** [ 1344.794918][ T32] r10:61c88647 r9:85515400 r8:855d00ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 12 printk messages dropped ** [ 1344.795843][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.795904][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.795995][ T32] Call trace: [ 1344.796077][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1344.796139][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1344.796166][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1344.796373][ T32] Exception stack(0xe0451d20 to 0xe0451d68) ** 8 printk messages dropped ** [ 1344.796774][ T32] r4:e0451dc0 ** 9 printk messages dropped ** [ 1344.797448][ T32] r5:8495ab8c r4:8495a800 ** 10 printk messages dropped ** [ 1344.797937][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1344.798670][ T32] r4:85516000 ** 1 printk messages dropped ** [ 1344.798741][ T32] r5:85516000 r4:829189bc [ 1344.798804][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.798874][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.798929][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb45e08 [ 1344.798981][ T32] r4:00000000 [ 1344.799006][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1344.799050][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.799092][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.799144][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855cec00 [ 1344.799169][ T32] r4:00000000 [ 1344.799203][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.799256][ T32] r9:83018205 r8:85516000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1344.799279][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.799352][ T32] r5:00001000 r4:eb857000 [ 1344.799377][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.799427][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.799469][ T32] r5:85596b8c r4:85596800 [ 1344.799489][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.799534][ T32] r7:ddde2d40 r6:83018200 r5:85596b8c r4:855d0180 [ 1344.799555][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.799605][ T32] r10:61c88647 r9:85516000 r8:855d01ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.799655][ T32] r4:855d0180 [ 1344.799707][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.799760][ T32] r10:00000000 r9:855d0180 r8:8027ecf4 r7:eba15e60 r6:855d0200 r5:85516000 [ 1344.799808][ T32] r4:00000001 [ 1344.799833][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.814484][ T32] Exception stack(0xebb45fb0 to 0xebb45ff8) [ 1344.814577][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.814618][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.814671][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.814738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.814793][ T32] r4:855cea00 [ 1344.815217][ T32] INFO: task kworker/1:863:5465 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1344.815259][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.815393][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.815451][ T32] Call trace: [ 1344.815485][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1344.815557][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1344.815588][ T32] r4:00000000 [ 1344.815609][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.815676][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1344.815738][ T32] 1d20: 9c7f7000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1344.815791][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1344.815836][ T32] 1d60: 80070013 ffffffff [ 1344.815894][ T32] r5:80070013 r4:80239bb0 [ 1344.815919][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.815981][ T32] r4:82ac11e4 [ 1344.816014][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.816105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1344.816141][ T32] r4:e0451dc0 [ 1344.816165][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.816247][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1344.816308][ T32] r4:00000000 [ 1344.816332][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.816383][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1344.816407][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.816453][ T32] r5:00001000 r4:ee619000 [ 1344.816474][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.816515][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.816583][ T32] r5:8495ab8c r4:8495a800 [ 1344.816610][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.816660][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1344.816683][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.816734][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.816758][ T32] r4:847a6c80 [ 1344.816792][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.816847][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1344.816872][ T32] r4:00000001 [ 1344.816894][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.816931][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1344.816961][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.816994][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1344.817215][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1344.817349][ T32] task:kworker/1:864 state:D stack:0 pid:5467 tgid:5467 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1344.817672][ T32] r4:85516c00 ** 1 printk messages dropped ** [ 1344.817742][ T32] r5:85516c00 r4:829189bc [ 1344.817791][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1344.817896][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb4de08 ** 3 printk messages dropped ** [ 1344.818031][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 3 printk messages dropped ** [ 1344.818195][ T32] r9:83018205 r8:85516c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1344.818237][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.818284][ T32] r5:00001000 r4:ebb55000 [ 1344.818310][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.818355][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.818399][ T32] r5:8559778c r4:85597400 [ 1344.818420][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.818480][ T32] r7:ddde2d40 r6:83018200 r5:8559778c r4:855d0280 [ 1344.818505][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.818559][ T32] r10:61c88647 r9:85516c00 r8:855d02ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.818583][ T32] r4:855d0280 [ 1344.818628][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.818681][ T32] r10:00000000 r9:855d0280 r8:8027ecf4 r7:eba15e60 r6:855d0300 r5:85516c00 [ 1344.818706][ T32] r4:00000001 [ 1344.818727][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.818764][ T32] Exception stack(0xebb4dfb0 to 0xebb4dff8) [ 1344.818820][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.818879][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.818922][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.818958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.818982][ T32] r4:855cebc0 [ 1344.819273][ T32] INFO: task kworker/1:864:5467 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1344.819368][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.819492][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.819577][ T32] Call trace: [ 1344.819640][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1344.819695][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1344.819721][ T32] r4:00000000 [ 1344.819752][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.819797][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1344.819830][ T32] 1d20: 9c7f7000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1344.835728][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1344.835867][ T32] 1d60: 80070013 ffffffff [ 1344.835903][ T32] r5:80070013 r4:80239bb0 [ 1344.835930][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.836002][ T32] r4:82ac11e4 [ 1344.836050][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.836105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1344.836132][ T32] r4:e0451dc0 [ 1344.836152][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.836239][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1344.836269][ T32] r4:00000000 [ 1344.836291][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.836341][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1344.836365][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.836411][ T32] r5:00001000 r4:ee619000 [ 1344.836432][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.836474][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.836525][ T32] r5:8495ab8c r4:8495a800 [ 1344.836548][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.836597][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1344.836624][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.836683][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.836711][ T32] r4:847a6c80 [ 1344.836734][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.836811][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1344.836840][ T32] r4:00000001 [ 1344.836862][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.836902][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1344.836961][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.836997][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.837027][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.837112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.837140][ T32] r4:84789140 [ 1344.837168][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.837224][ T32] INFO: task kworker/1:865:5468 blocked for more than 471 seconds. [ 1344.837291][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.837342][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.837380][ T32] task:kworker/1:865 state:D stack:0 pid:5468 tgid:5468 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.837489][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.837565][ T32] Call trace: [ 1344.837662][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1344.837740][ T32] r10:829189c0 r9:ebb49d84 r8:00000002 r7:60000013 r6:ebb49d8c r5:85512400 [ 1344.837777][ T32] r4:85512400 [ 1344.837799][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1344.837850][ T32] r5:85512400 r4:829189bc [ 1344.837873][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.837941][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.838007][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb49e08 [ 1344.838037][ T32] r4:00000000 [ 1344.838060][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1344.838101][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.838141][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.838215][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855cef40 [ 1344.838243][ T32] r4:00000000 [ 1344.838264][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.838312][ T32] r9:83018205 r8:85512400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1344.838347][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.838394][ T32] r5:00001000 r4:eb9b1000 [ 1344.838417][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.838506][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.838559][ T32] r5:8559738c r4:85597000 [ 1344.838582][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.838641][ T32] r7:ddde2d40 r6:83018200 r5:8559738c r4:855d0380 [ 1344.838666][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.838717][ T32] r10:61c88647 r9:85512400 r8:855d03ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.838773][ T32] r4:855d0380 [ 1344.838797][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.838872][ T32] r10:00000000 r9:855d0380 r8:8027ecf4 r7:ebb4de60 r6:855d0400 r5:85512400 ** 3 printk messages dropped ** [ 1344.839016][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1344.839776][ T32] Call trace: ** 6 printk messages dropped ** [ 1344.857651][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 ** 8 printk messages dropped ** [ 1344.858123][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 ** 8 printk messages dropped ** [ 1344.858593][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1344.859105][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.859586][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1344.865202][ T32] r5:85578000 r4:829189bc ** 3 printk messages dropped ** [ 1344.865403][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1344.865516][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1344.866038][ T32] r7:ddde2d40 r6:83018200 r5:855a0f8c r4:855d0480 ** 1 printk messages dropped ** [ 1344.866111][ T32] r10:61c88647 r9:85578000 r8:855d04ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.866135][ T32] r4:855d0480 [ 1344.866237][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.866322][ T32] r10:00000000 r9:855d0480 r8:8027ecf4 r7:ebb4de60 r6:855d0500 r5:85578000 [ 1344.866350][ T32] r4:00000001 [ 1344.866376][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.866418][ T32] Exception stack(0xebb51fb0 to 0xebb51ff8) [ 1344.866450][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.866539][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.866596][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.866648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.866702][ T32] r4:855cef00 [ 1344.867116][ T32] INFO: task kworker/1:866:5471 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1344.867156][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.867306][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.867351][ T32] Call trace: [ 1344.867412][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1344.867468][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1344.867498][ T32] r4:00000000 [ 1344.867545][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.867590][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1344.867679][ T32] 1d20: 9ce2e000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1344.867716][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1344.867765][ T32] 1d60: 80070013 ffffffff [ 1344.867846][ T32] r5:80070013 r4:80239bb0 [ 1344.867916][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.867966][ T32] r4:82ac11e4 [ 1344.867988][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.868062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1344.868091][ T32] r4:e0451dc0 [ 1344.868126][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.868183][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1344.868265][ T32] r4:00000000 [ 1344.868314][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.868397][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1344.868448][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.868497][ T32] r5:00001000 r4:ee619000 [ 1344.868519][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.868562][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.868604][ T32] r5:8495ab8c r4:8495a800 [ 1344.868625][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.868673][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1344.868694][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.868744][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.868768][ T32] r4:847a6c80 [ 1344.868788][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.868889][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1344.868946][ T32] r4:00000001 [ 1344.868995][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.869063][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1344.869097][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.869154][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.869198][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.869257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.869290][ T32] r4:84789140 [ 1344.869398][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.869436][ T32] INFO: task kworker/1:867:5472 blocked for more than 471 seconds. [ 1344.869472][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.869528][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.869554][ T32] task:kworker/1:867 state:D stack:0 pid:5472 tgid:5472 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.869634][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.869675][ T32] Call trace: [ 1344.869918][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1344.870070][ T32] r10:829189c0 r9:ebb59d84 r8:00000002 r7:60000013 r6:ebb59d8c r5:85528000 [ 1344.883644][ T32] r4:85528000 [ 1344.883704][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1344.883782][ T32] r5:85528000 r4:829189bc [ 1344.883828][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.883879][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.883931][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb59e08 [ 1344.883985][ T32] r4:00000000 [ 1344.884008][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1344.884050][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.884115][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.884219][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855d7040 [ 1344.884263][ T32] r4:00000000 [ 1344.884301][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1344.884381][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1344.884641][ T32] r5:85597b8c r4:85597800 ** 1 printk messages dropped ** [ 1344.884713][ T32] r7:ddde2d40 r6:83018200 r5:85597b8c r4:855d0580 ** 4 printk messages dropped ** [ 1344.884953][ T32] r10:00000000 r9:855d0580 r8:8027ecf4 r7:ebb51e60 r6:855d0600 r5:85528000 ** 5 printk messages dropped ** [ 1344.885136][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.886037][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 ** 2 printk messages dropped ** [ 1344.886157][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1344.886240][ T32] 1d20: 9d22b000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1344.886309][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1344.886351][ T32] 1d60: 80070013 ffffffff [ 1344.886381][ T32] r5:80070013 r4:80239bb0 [ 1344.886414][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.886486][ T32] r4:82ac11e4 [ 1344.886511][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.886573][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1344.886625][ T32] r4:e0451dc0 [ 1344.886660][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.886711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1344.886736][ T32] r4:00000000 [ 1344.886757][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.886804][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1344.886826][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.886870][ T32] r5:00001000 r4:ee619000 [ 1344.886892][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.886935][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.886978][ T32] r5:8495ab8c r4:8495a800 [ 1344.886999][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.887096][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1344.887121][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.887196][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.887249][ T32] r4:847a6c80 [ 1344.887275][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.887327][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1344.887351][ T32] r4:00000001 [ 1344.887383][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.887437][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1344.887469][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.887500][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.887528][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.887559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.887585][ T32] r4:84789140 [ 1344.887607][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.887638][ T32] INFO: task kworker/1:868:5474 blocked for more than 471 seconds. [ 1344.887672][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.887699][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.887723][ T32] task:kworker/1:868 state:D stack:0 pid:5474 tgid:5474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.887796][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.887870][ T32] Call trace: [ 1344.887912][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1344.887988][ T32] r10:829189c0 r9:ebb65d84 r8:00000002 r7:60000113 r6:ebb65d8c r5:85523c00 [ 1344.888016][ T32] r4:85523c00 [ 1344.888037][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1344.888103][ T32] r5:85523c00 r4:829189bc [ 1344.888128][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.888173][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.888234][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb65e08 [ 1344.888259][ T32] r4:00000000 [ 1344.888279][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1344.888428][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1344.888535][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1344.888871][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1344.889017][ T32] r4:855d0680 ** 2 printk messages dropped ** [ 1344.889166][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1344.889409][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1344.889892][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1344.914039][ T32] 1d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1344.914393][ T32] r4:e0451dc0 ** 5 printk messages dropped ** [ 1344.914677][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1344.915131][ T32] r4:847a6c80 ** 5 printk messages dropped ** [ 1344.915393][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1344.915736][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1344.916113][ T32] r5:85523000 r4:829189bc ** 3 printk messages dropped ** [ 1344.916313][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1344.916417][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1344.916845][ T32] r5:85597f8c r4:85597c00 ** 4 printk messages dropped ** [ 1344.917037][ T32] r4:855c0600 ** 4 printk messages dropped ** [ 1344.917185][ T32] Exception stack(0xebb7dfb0 to 0xebb7dff8) ** 6 printk messages dropped ** [ 1344.917916][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1344.918457][ T32] 1d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1344.918690][ T32] r4:e0451dc0 ** 4 printk messages dropped ** [ 1344.918968][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 ** 8 printk messages dropped ** [ 1344.919357][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.919386][ T32] r4:847a6c80 [ 1344.919436][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.919507][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1344.919561][ T32] r4:00000001 [ 1344.919585][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.919623][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1344.919654][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.919685][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.919713][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.919807][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.919979][ T32] r4:84789140 [ 1344.933474][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.933569][ T32] INFO: task kworker/0:305:5478 blocked for more than 471 seconds. [ 1344.933611][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.933641][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.933683][ T32] task:kworker/0:305 state:D stack:0 pid:5478 tgid:5478 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.933801][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.933941][ T32] Call trace: [ 1344.934278][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1344.934353][ T32] r10:829189c0 r9:ebb79d84 r8:00000002 r7:60000113 r6:ebb79d8c r5:85524800 [ 1344.934424][ T32] r4:85524800 [ 1344.934457][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1344.934633][ T32] r5:85524800 r4:829189bc [ 1344.934672][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.934725][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.934785][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb79e08 [ 1344.934870][ T32] r4:00000000 [ 1344.934926][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1344.934976][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.935024][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1344.935113][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855cfbc0 [ 1344.935156][ T32] r4:00000000 [ 1344.935248][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1344.935309][ T32] r9:83018005 r8:85524800 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1344.935335][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1344.935384][ T32] r5:00001000 r4:e04cb000 [ 1344.936014][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1344.936069][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.936151][ T32] r5:855a078c r4:855a0400 [ 1344.936178][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1344.936243][ T32] r7:dddced40 r6:83018000 r5:855a078c r4:855c0700 [ 1344.936275][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1344.936523][ T32] r10:61c88647 r9:85524800 r8:855c072c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.936876][ T32] r4:855c0700 [ 1344.936910][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.936993][ T32] r10:00000000 r9:855c0700 r8:8027ecf4 r7:ebb35e60 r6:855c0780 r5:85524800 [ 1344.937022][ T32] r4:00000001 [ 1344.937044][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.937090][ T32] Exception stack(0xebb79fb0 to 0xebb79ff8) [ 1344.937140][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.937178][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.937215][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.937348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.937380][ T32] r4:855cf8c0 [ 1344.937814][ T32] INFO: task kworker/0:305:5478 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1344.937894][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.938234][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.938716][ T32] Call trace: [ 1344.938985][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1344.939083][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1344.939114][ T32] r4:00000000 [ 1344.939207][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.939337][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1344.939382][ T32] 1d20: 9d64b000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1344.939451][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1344.939689][ T32] 1d60: 80070013 ffffffff [ 1344.939721][ T32] r5:80070013 r4:80239bb0 [ 1344.939744][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.939919][ T32] r4:82ac11e4 [ 1344.980971][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1344.981197][ T32] r4:e0451dc0 ** 5 printk messages dropped ** [ 1344.981478][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1344.981882][ T32] r4:847a6c80 ** 4 printk messages dropped ** [ 1344.982268][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) ** 6 printk messages dropped ** [ 1344.983087][ T32] INFO: task kworker/1:869:5482 blocked for more than 471 seconds. ** 7 printk messages dropped ** [ 1344.983761][ T32] r4:85525400 ** 1 printk messages dropped ** [ 1344.983833][ T32] r5:85525400 r4:829189bc ** 1 printk messages dropped ** [ 1344.984170][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1344.984595][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.984937][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1344.985513][ T32] r10:00000000 r9:855d0700 r8:8027ecf4 r7:ebb51e60 r6:855c0800 r5:85525400 ** 7 printk messages dropped ** [ 1344.985912][ T32] r4:855d7880 ** 1 printk messages dropped ** [ 1344.986421][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1344.987279][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 ** 6 printk messages dropped ** [ 1344.987628][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1344.988280][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 ** 1 printk messages dropped ** [ 1344.988352][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.988376][ T32] r4:847a6c80 [ 1344.988520][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1344.988577][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1344.988620][ T32] r4:00000001 [ 1344.988645][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.988683][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1344.988712][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.988743][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.988771][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.988803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1344.988826][ T32] r4:84789140 [ 1344.988847][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.988873][ T32] INFO: task kworker/0:306:5484 blocked for more than 471 seconds. [ 1344.988922][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.989045][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.989071][ T32] task:kworker/0:306 state:D stack:0 pid:5484 tgid:5484 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.989121][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.989279][ T32] Call trace: [ 1344.989317][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1344.989392][ T32] r10:829189c0 r9:eb729d84 r8:00000002 r7:60000113 r6:eb729d8c r5:85526c00 [ 1344.989438][ T32] r4:85526c00 [ 1344.989492][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1344.989540][ T32] r5:85526c00 r4:829189bc [ 1344.989561][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.989602][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.989652][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb729e08 [ 1344.989839][ T32] r4:00000000 [ 1344.989865][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1344.989979][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.001605][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.001731][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e5ec0 [ 1345.001766][ T32] r4:00000000 [ 1345.001838][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.001903][ T32] r9:83018005 r8:85526c00 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1345.001927][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.002081][ T32] r5:00001000 r4:eb6cb000 [ 1345.002108][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.002199][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.002251][ T32] r5:8562cb8c r4:8562c800 [ 1345.002273][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.002322][ T32] r7:dddced40 r6:83018000 r5:8562cb8c r4:855c0880 [ 1345.002345][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.002395][ T32] r10:61c88647 r9:85526c00 r8:855c08ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.002419][ T32] r4:855c0880 [ 1345.002465][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.002521][ T32] r10:00000000 r9:855c0880 r8:8027ecf4 r7:ebb79e60 r6:855c0900 r5:85526c00 [ 1345.002574][ T32] r4:00000001 [ 1345.002613][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.002658][ T32] Exception stack(0xeb729fb0 to 0xeb729ff8) [ 1345.002691][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.002748][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.002807][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.002845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.002870][ T32] r4:855cfcc0 [ 1345.003290][ T32] INFO: task kworker/0:306:5484 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1345.003329][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.003403][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.003451][ T32] Call trace: [ 1345.003484][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1345.003541][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1345.003565][ T32] r4:00000000 [ 1345.003586][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.003627][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1345.003659][ T32] 1d20: 9df32000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1345.003720][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1345.003787][ T32] 1d60: 80070013 ffffffff [ 1345.003816][ T32] r5:80070013 r4:80239bb0 [ 1345.003838][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 2 printk messages dropped ** [ 1345.004004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 ** 2 printk messages dropped ** [ 1345.004176][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 ** 6 printk messages dropped ** [ 1345.004547][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1345.004817][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 5 printk messages dropped ** [ 1345.005212][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) ** 2 printk messages dropped ** [ 1345.005322][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1345.005434][ T32] INFO: task kworker/0:307:5485 blocked for more than 471 seconds. ** 3 printk messages dropped ** [ 1345.005609][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1345.006087][ T32] r5:85520000 r4:829189bc [ 1345.006129][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1345.006389][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9f9e08 ** 2 printk messages dropped ** [ 1345.006485][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1345.006628][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856939c0 [ 1345.006663][ T32] r4:00000000 [ 1345.006684][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.006732][ T32] r9:83018005 r8:85520000 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1345.006803][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.006886][ T32] r5:00001000 r4:eb549000 [ 1345.006916][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.007035][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.007175][ T32] r5:8562df8c r4:8562dc00 [ 1345.007213][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.007260][ T32] r7:dddced40 r6:83018000 r5:8562df8c r4:855c0980 [ 1345.007281][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.007332][ T32] r10:61c88647 r9:85520000 r8:855c09ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.007355][ T32] r4:855c0980 [ 1345.007375][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.007424][ T32] r10:00000000 r9:855c0980 r8:8027ecf4 r7:eb729e60 r6:855c0a00 r5:85520000 [ 1345.007448][ T32] r4:00000001 [ 1345.007467][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.007506][ T32] Exception stack(0xeb9f9fb0 to 0xeb9f9ff8) [ 1345.007559][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.007595][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.007641][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.007739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.007770][ T32] r4:855cfcc0 [ 1345.008061][ T32] INFO: task kworker/0:307:5485 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1345.008102][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.008223][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.008306][ T32] Call trace: [ 1345.008450][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1345.008509][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1345.008536][ T32] r4:00000000 [ 1345.008557][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.008625][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1345.008671][ T32] 1d20: 9df32000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1345.008704][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1345.008731][ T32] 1d60: 80070013 ffffffff [ 1345.008763][ T32] r5:80070013 r4:80239bb0 [ 1345.008787][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.008835][ T32] r4:82ac11e4 [ 1345.008862][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.008913][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1345.008940][ T32] r4:e0451dc0 [ 1345.008981][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.009033][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1345.009057][ T32] r4:00000000 [ 1345.009105][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.009158][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1345.009184][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.009237][ T32] r5:00001000 r4:ee619000 [ 1345.009269][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.009357][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.009411][ T32] r5:8495ab8c r4:8495a800 [ 1345.009434][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.009485][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1345.009507][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.009575][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.009633][ T32] r4:847a6c80 [ 1345.009657][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.009733][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1345.009762][ T32] r4:00000001 [ 1345.009808][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.009851][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1345.043384][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.043451][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.043484][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.043522][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.043549][ T32] r4:84789140 [ 1345.043624][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.043672][ T32] INFO: task kworker/1:870:5489 blocked for more than 471 seconds. [ 1345.043711][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.043752][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1345.044242][ T32] r4:85600000 ** 1 printk messages dropped ** [ 1345.044313][ T32] r5:85600000 r4:829189bc [ 1345.044336][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1345.044458][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.044673][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855d7f00 ** 7 printk messages dropped ** [ 1345.045005][ T32] r5:855a1b8c r4:855a1800 ** 6 printk messages dropped ** [ 1345.045455][ T32] r10:00000000 r9:855d0780 r8:8027ecf4 r7:ebb51e60 r6:855c0a80 r5:85600000 ** 9 printk messages dropped ** [ 1345.046368][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1345.047390][ T32] r4:82ac11e4 [ 1345.047444][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.047498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1345.047524][ T32] r4:e0451dc0 [ 1345.047546][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.047619][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1345.047676][ T32] r4:00000000 [ 1345.047725][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.047827][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1345.047902][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.047961][ T32] r5:00001000 r4:ee619000 [ 1345.047984][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.048027][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.048098][ T32] r5:8495ab8c r4:8495a800 [ 1345.048125][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.048199][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1345.048227][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.048281][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.048311][ T32] r4:847a6c80 [ 1345.048334][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.048531][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1345.048682][ T32] r4:00000001 [ 1345.048720][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.048761][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1345.048793][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.048826][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.048856][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.048898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.048949][ T32] r4:84789140 [ 1345.049025][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.049065][ T32] INFO: task kworker/1:871:5491 blocked for more than 471 seconds. [ 1345.049137][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.049171][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.049442][ T32] task:kworker/1:871 state:D stack:0 pid:5491 tgid:5491 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.049501][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.049548][ T32] Call trace: [ 1345.049583][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1345.049638][ T32] r10:829189c0 r9:ebaa9d84 r8:00000002 r7:60000113 r6:ebaa9d8c r5:85601800 ** 2 printk messages dropped ** [ 1345.049813][ T32] r5:85601800 r4:829189bc [ 1345.049910][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1345.061838][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaa9e08 ** 4 printk messages dropped ** [ 1345.062074][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855d7c80 ** 5 printk messages dropped ** [ 1345.062329][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1345.062890][ T32] r10:61c88647 r9:85601800 r8:855d082c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1345.063346][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1345.064299][ T32] Call trace: ** 6 printk messages dropped ** [ 1345.064554][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1345.064896][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.065386][ T32] r5:8495ab8c r4:8495a800 ** 4 printk messages dropped ** [ 1345.065568][ T32] r4:847a6c80 ** 2 printk messages dropped ** [ 1345.065661][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1345.065955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1345.066473][ T32] r10:829189c0 r9:ebb95d84 r8:00000002 r7:60000113 r6:ebb95d8c r5:85602400 ** 2 printk messages dropped ** [ 1345.066637][ T32] r5:85602400 r4:829189bc ** 3 printk messages dropped ** [ 1345.066794][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.067161][ T32] r9:83018205 r8:85602400 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 ** 6 printk messages dropped ** [ 1345.067468][ T32] r7:ddde2d40 r6:83018200 r5:855a178c r4:855d0880 ** 9 printk messages dropped ** [ 1345.067917][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1345.068094][ T32] r4:855d7c40 [ 1345.068370][ T32] INFO: task kworker/1:872:5492 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1345.068432][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.068715][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.068764][ T32] Call trace: [ 1345.068795][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1345.069041][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1345.069079][ T32] r4:00000000 [ 1345.069196][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.069242][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1345.069275][ T32] 1d20: 9e776000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1345.069306][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1345.069350][ T32] 1d60: 80070013 ffffffff [ 1345.069380][ T32] r5:80070013 r4:80239bb0 [ 1345.069403][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.069491][ T32] r4:82ac11e4 [ 1345.069517][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.069601][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1345.069629][ T32] r4:e0451dc0 [ 1345.069651][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.069710][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1345.069921][ T32] r4:00000000 [ 1345.099571][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.099719][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1345.099803][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.099914][ T32] r5:00001000 r4:ee619000 [ 1345.100446][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.100570][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.100643][ T32] r5:8495ab8c r4:8495a800 [ 1345.100666][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.100760][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1345.100832][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.100942][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.101024][ T32] r4:847a6c80 [ 1345.101111][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.101185][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1345.101229][ T32] r4:00000001 [ 1345.101279][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.101357][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1345.101416][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.101453][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.101500][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.101569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.101656][ T32] r4:84789140 [ 1345.101717][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.101780][ T32] INFO: task kworker/1:873:5494 blocked for more than 471 seconds. [ 1345.101889][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.101943][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.101992][ T32] task:kworker/1:873 state:D stack:0 pid:5494 tgid:5494 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.102069][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.102197][ T32] Call trace: [ 1345.102302][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1345.102368][ T32] r10:829189c0 r9:ebb9dd84 r8:00000002 r7:60000113 r6:ebb9dd8c r5:85600c00 [ 1345.102416][ T32] r4:85600c00 [ 1345.102466][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1345.102560][ T32] r5:85600c00 r4:829189bc [ 1345.102602][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.102673][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.102776][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb9de08 [ 1345.102829][ T32] r4:00000000 [ 1345.102898][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1345.102990][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.103090][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.103172][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855cff00 [ 1345.103269][ T32] r4:00000000 [ 1345.103316][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.103381][ T32] r9:83018205 r8:85600c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1345.103424][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.103535][ T32] r5:00001000 r4:eb265000 [ 1345.103580][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.103702][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.103832][ T32] r5:855a2b8c r4:855a2800 [ 1345.103876][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.103980][ T32] r7:ddde2d40 r6:83018200 r5:855a2b8c r4:855d0900 [ 1345.104029][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.104195][ T32] r10:61c88647 r9:85600c00 r8:855d092c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.104260][ T32] r4:855d0900 ** 1 printk messages dropped ** [ 1345.104338][ T32] r10:00000000 r9:855d0900 r8:8027ecf4 r7:eba8de60 r6:855c0c00 r5:85600c00 ** 8 printk messages dropped ** [ 1345.105112][ T32] INFO: task kworker/1:873:5494 is blocked on a mutex likely owned by task kworker/1:208:3660. ** 9 printk messages dropped ** [ 1345.105892][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 ** 8 printk messages dropped ** [ 1345.106423][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 ** 8 printk messages dropped ** [ 1345.106930][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1345.107510][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.107980][ T32] task:kworker/1:874 state:D stack:0 pid:5495 tgid:5495 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1345.108333][ T32] r5:85603c00 r4:829189bc ** 5 printk messages dropped ** [ 1345.108641][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1345.108943][ T32] r5:00001000 r4:eb091000 ** 4 printk messages dropped ** [ 1345.109375][ T32] r7:ddde2d40 r6:83018200 r5:855a1f8c r4:855d0980 ** 8 printk messages dropped ** [ 1345.109794][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1345.136894][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1345.137450][ T32] 1d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1345.137743][ T32] r4:e0451dc0 ** 2 printk messages dropped ** [ 1345.137861][ T32] r4:00000000 [ 1345.137907][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.137959][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1345.138007][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.138109][ T32] r5:00001000 r4:ee619000 [ 1345.138135][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.138253][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.138315][ T32] r5:8495ab8c r4:8495a800 [ 1345.138390][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.138458][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1345.138509][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.138568][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.138593][ T32] r4:847a6c80 [ 1345.138637][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.138693][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1345.138723][ T32] r4:00000001 [ 1345.138767][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.138878][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1345.138915][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.138947][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.139001][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.139048][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.139104][ T32] r4:84789140 [ 1345.139131][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.139163][ T32] INFO: task kworker/1:875:5497 blocked for more than 471 seconds. [ 1345.139207][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.139234][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.139256][ T32] task:kworker/1:875 state:D stack:0 pid:5497 tgid:5497 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.139373][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.139420][ T32] Call trace: [ 1345.139474][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1345.139529][ T32] r10:829189c0 r9:ebba9d84 r8:00000002 r7:60000113 r6:ebba9d8c r5:85603000 [ 1345.139577][ T32] r4:85603000 [ 1345.139615][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1345.139663][ T32] r5:85603000 r4:829189bc [ 1345.139684][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.139728][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.139780][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebba9e08 [ 1345.139803][ T32] r4:00000000 [ 1345.139825][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1345.139867][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.152989][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.153150][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855d7400 [ 1345.153188][ T32] r4:00000000 [ 1345.153213][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.153266][ T32] r9:83018205 r8:85603000 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1345.153290][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.153337][ T32] r5:00001000 r4:eb0d7000 [ 1345.153423][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.153473][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.153545][ T32] r5:855a238c r4:855a2000 [ 1345.153572][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.153624][ T32] r7:ddde2d40 r6:83018200 r5:855a238c r4:855d0a00 [ 1345.153648][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.153699][ T32] r10:61c88647 r9:85603000 r8:855d0a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.153740][ T32] r4:855d0a00 [ 1345.153950][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.154007][ T32] r10:00000000 r9:855d0a00 r8:8027ecf4 r7:ebb9de60 r6:855c0d00 r5:85603000 [ 1345.154032][ T32] r4:00000001 [ 1345.154052][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.154108][ T32] Exception stack(0xebba9fb0 to 0xebba9ff8) [ 1345.154200][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.154265][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.154298][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.154332][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.154357][ T32] r4:855d7e80 [ 1345.154803][ T32] INFO: task kworker/1:875:5497 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1345.154944][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.155041][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.155127][ T32] Call trace: [ 1345.155163][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1345.155228][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1345.155253][ T32] r4:00000000 [ 1345.155274][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.155316][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1345.155393][ T32] 1d20: 9f4eb000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1345.155438][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1345.155467][ T32] 1d60: 80070013 ffffffff [ 1345.155493][ T32] r5:80070013 r4:80239bb0 [ 1345.155633][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.155683][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1345.155866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 ** 3 printk messages dropped ** [ 1345.156046][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1345.156391][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1345.156648][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.156698][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1345.156721][ T32] r4:00000001 [ 1345.156742][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.156778][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1345.156807][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.156850][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.156883][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.156915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.156938][ T32] r4:84789140 [ 1345.156987][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.157022][ T32] INFO: task kworker/1:876:5499 blocked for more than 471 seconds. [ 1345.157085][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.157116][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.157140][ T32] task:kworker/1:876 state:D stack:0 pid:5499 tgid:5499 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.157197][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.157241][ T32] Call trace: [ 1345.157284][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1345.157338][ T32] r10:829189c0 r9:ebbb1d84 r8:00000002 r7:60000113 r6:ebbb1d8c r5:85606000 [ 1345.157362][ T32] r4:85606000 [ 1345.157383][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1345.157428][ T32] r5:85606000 r4:829189bc [ 1345.157466][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.157517][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.157569][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbb1e08 [ 1345.157594][ T32] r4:00000000 [ 1345.157661][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1345.157768][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.157860][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.157973][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855d7700 [ 1345.158110][ T32] r4:00000000 [ 1345.158159][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.158231][ T32] r9:83018205 r8:85606000 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1345.158255][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.158298][ T32] r5:00001000 r4:eb215000 [ 1345.158332][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.158377][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.158420][ T32] r5:855a278c r4:855a2400 [ 1345.158540][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.158593][ T32] r7:ddde2d40 r6:83018200 r5:855a278c r4:855d0a80 [ 1345.158615][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.158681][ T32] r10:61c88647 r9:85606000 r8:855d0aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.158708][ T32] r4:855d0a80 [ 1345.158729][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.158779][ T32] r10:00000000 r9:855d0a80 r8:8027ecf4 r7:ebb9de60 r6:855c0d80 r5:85606000 [ 1345.158828][ T32] r4:00000001 [ 1345.158852][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.158892][ T32] Exception stack(0xebbb1fb0 to 0xebbb1ff8) [ 1345.158921][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.158986][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.159025][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.159060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.159187][ T32] r4:855d7280 [ 1345.159455][ T32] INFO: task kworker/1:876:5499 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1345.159492][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.159552][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.159594][ T32] Call trace: [ 1345.159626][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1345.159680][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1345.159729][ T32] r4:00000000 [ 1345.159758][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.159801][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1345.159835][ T32] 1d20: 9f4eb000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1345.159866][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1345.183525][ T32] 1d60: 80070013 ffffffff [ 1345.183637][ T32] r5:80070013 r4:80239bb0 [ 1345.183667][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.183755][ T32] r4:82ac11e4 [ 1345.183782][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.183836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1345.183862][ T32] r4:e0451dc0 [ 1345.183882][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.184031][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1345.184090][ T32] r4:00000000 [ 1345.184155][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.184259][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 ** 4 printk messages dropped ** [ 1345.184477][ T32] r5:8495ab8c r4:8495a800 ** 4 printk messages dropped ** [ 1345.184791][ T32] r4:847a6c80 ** 1 printk messages dropped ** [ 1345.184869][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1345.184892][ T32] r4:00000001 [ 1345.185037][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.185101][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1345.185137][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.185185][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.185241][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.185300][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.185360][ T32] r4:84789140 [ 1345.185392][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.185425][ T32] INFO: task kworker/1:877:5501 blocked for more than 471 seconds. [ 1345.185465][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.185493][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.185516][ T32] task:kworker/1:877 state:D stack:0 pid:5501 tgid:5501 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.185581][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.185641][ T32] Call trace: [ 1345.185679][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1345.185738][ T32] r10:829189c0 r9:ebbb9d84 r8:00000002 r7:60000013 r6:ebbb9d8c r5:85605400 [ 1345.185763][ T32] r4:85605400 [ 1345.185815][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1345.185865][ T32] r5:85605400 r4:829189bc [ 1345.185888][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.185931][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.185983][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbb9e08 [ 1345.186030][ T32] r4:00000000 [ 1345.186056][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1345.186133][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.186223][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.186293][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855ec740 [ 1345.186326][ T32] r4:00000000 [ 1345.186428][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.186480][ T32] r9:83018205 r8:85605400 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1345.186503][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.186549][ T32] r5:00001000 r4:eb731000 [ 1345.186569][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.186612][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.186666][ T32] r5:855a478c r4:855a4400 [ 1345.186687][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.186744][ T32] r7:ddde2d40 r6:83018200 r5:855a478c r4:855d0b80 [ 1345.186770][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.186845][ T32] r10:61c88647 r9:85605400 r8:855d0bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.186874][ T32] r4:855d0b80 [ 1345.186895][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.186944][ T32] r10:00000000 r9:855d0b80 r8:8027ecf4 r7:ebb9de60 r6:855c0e00 r5:85605400 [ 1345.186970][ T32] r4:00000001 [ 1345.186990][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.187029][ T32] Exception stack(0xebbb9fb0 to 0xebbb9ff8) [ 1345.187058][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.187089][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.187120][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.187153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.187252][ T32] r4:855cff40 [ 1345.187691][ T32] INFO: task kworker/1:877:5501 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1345.187735][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.187858][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.187920][ T32] Call trace: [ 1345.187983][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1345.188185][ T32] Exception stack(0xe0451d20 to 0xe0451d68) ** 8 printk messages dropped ** [ 1345.188531][ T32] r4:e0451dc0 ** 6 printk messages dropped ** [ 1345.188862][ T32] r5:00001000 r4:ee619000 ** 7 printk messages dropped ** [ 1345.189267][ T32] r4:847a6c80 ** 1 printk messages dropped ** [ 1345.189358][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 ** 9 printk messages dropped ** [ 1345.189760][ T32] INFO: task kworker/1:878:5503 blocked for more than 471 seconds. ** 9 printk messages dropped ** [ 1345.198486][ T32] r5:85604800 r4:829189bc [ 1345.198508][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1345.198652][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.198829][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847eb580 ** 9 printk messages dropped ** [ 1345.199232][ T32] r7:ddde2d40 r6:83018200 r5:855a2f8c r4:855d0b00 ** 7 printk messages dropped ** [ 1345.199513][ T32] Exception stack(0xebbc1fb0 to 0xebbc1ff8) ** 6 printk messages dropped ** [ 1345.211158][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1345.211944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 ** 8 printk messages dropped ** [ 1345.212336][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1345.212683][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 ** 5 printk messages dropped ** [ 1345.212951][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1345.213226][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1345.213675][ T32] r5:85606c00 r4:829189bc [ 1345.213696][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.213831][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.213889][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbc9e08 [ 1345.213985][ T32] r4:00000000 [ 1345.214009][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1345.214053][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.214114][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.214246][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855bdc00 [ 1345.214283][ T32] r4:00000000 [ 1345.214304][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.214353][ T32] r9:83018205 r8:85606c00 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1345.214376][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.214436][ T32] r5:00001000 r4:eb377000 [ 1345.214462][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.214509][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.214552][ T32] r5:855a338c r4:855a3000 [ 1345.214577][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.214666][ T32] r7:ddde2d40 r6:83018200 r5:855a338c r4:855d0c00 [ 1345.214689][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.214742][ T32] r10:61c88647 r9:85606c00 r8:855d0c2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.214766][ T32] r4:855d0c00 [ 1345.214786][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.214836][ T32] r10:00000000 r9:855d0c00 r8:8027ecf4 r7:ebbb9e60 r6:855c0f00 r5:85606c00 [ 1345.214886][ T32] r4:00000001 [ 1345.214912][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.214952][ T32] Exception stack(0xebbc9fb0 to 0xebbc9ff8) [ 1345.215008][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.215055][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.215112][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.215173][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.215202][ T32] r4:847eb0c0 [ 1345.215531][ T32] INFO: task kworker/1:879:5505 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1345.215569][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.215646][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.215744][ T32] Call trace: [ 1345.216043][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1345.216105][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1345.216133][ T32] r4:00000000 [ 1345.216172][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.216234][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1345.216272][ T32] 1d20: 9fae5000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1345.216395][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1345.216450][ T32] 1d60: 80070013 ffffffff [ 1345.216479][ T32] r5:80070013 r4:80239bb0 [ 1345.216502][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.216685][ T32] r4:82ac11e4 [ 1345.216712][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.216762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1345.216787][ T32] r4:e0451dc0 [ 1345.216810][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.216883][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1345.216912][ T32] r4:00000000 [ 1345.216955][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.217008][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1345.217038][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.217101][ T32] r5:00001000 r4:ee619000 [ 1345.217172][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.217247][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.217295][ T32] r5:8495ab8c r4:8495a800 [ 1345.217318][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.217391][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1345.217419][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.217472][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.217495][ T32] r4:847a6c80 [ 1345.217539][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.217593][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 ** 4 printk messages dropped ** [ 1345.217794][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.217827][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.217889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.217917][ T32] r4:84789140 [ 1345.217950][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.217982][ T32] INFO: task kworker/1:880:5508 blocked for more than 471 seconds. [ 1345.218014][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.218052][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.218086][ T32] task:kworker/1:880 state:D stack:0 pid:5508 tgid:5508 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.218222][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.218265][ T32] Call trace: [ 1345.218326][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1345.218405][ T32] r10:829189c0 r9:ebbd5d84 r8:00000002 r7:60000113 r6:ebbd5d8c r5:8551ec00 [ 1345.218435][ T32] r4:8551ec00 [ 1345.218459][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1345.218531][ T32] r5:8551ec00 r4:829189bc [ 1345.218580][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.218691][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.218749][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbd5e08 [ 1345.218776][ T32] r4:00000000 [ 1345.218796][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1345.218838][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.218879][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.218925][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855ec100 [ 1345.218949][ T32] r4:00000000 [ 1345.218970][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.219017][ T32] r9:83018205 r8:8551ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1345.219039][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.219117][ T32] r5:00001000 r4:eb56f000 [ 1345.219145][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.219196][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.219239][ T32] r5:855a378c r4:855a3400 [ 1345.219261][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.219306][ T32] r7:ddde2d40 r6:83018200 r5:855a378c r4:855d0c80 [ 1345.219339][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.219393][ T32] r10:61c88647 r9:8551ec00 r8:855d0cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.219425][ T32] r4:855d0c80 [ 1345.219488][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1345.219628][ T32] Exception stack(0xebbd5fb0 to 0xebbd5ff8) ** 6 printk messages dropped ** [ 1345.244113][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1345.245078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 ** 5 printk messages dropped ** [ 1345.245364][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 ** 8 printk messages dropped ** [ 1345.245771][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1345.246332][ T32] r4:84789140 ** 4 printk messages dropped ** [ 1345.246530][ T32] task:kworker/1:881 state:D stack:0 pid:5509 tgid:5509 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1345.246861][ T32] r5:85526000 r4:829189bc ** 3 printk messages dropped ** [ 1345.247035][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1345.247249][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1345.247340][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.247384][ T32] r5:00001000 r4:eb653000 [ 1345.247405][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.247446][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.247572][ T32] r5:855a3b8c r4:855a3800 [ 1345.247713][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.247769][ T32] r7:ddde2d40 r6:83018200 r5:855a3b8c r4:855d0d00 [ 1345.247794][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.247848][ T32] r10:61c88647 r9:85526000 r8:855d0d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.247873][ T32] r4:855d0d00 [ 1345.247893][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.247943][ T32] r10:00000000 r9:855d0d00 r8:8027ecf4 r7:ebbb9e60 r6:855f3000 r5:85526000 [ 1345.247973][ T32] r4:00000001 [ 1345.247995][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.248045][ T32] Exception stack(0xebbd9fb0 to 0xebbd9ff8) [ 1345.248082][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.248116][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.248173][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.248218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.248245][ T32] r4:855ec040 [ 1345.248520][ T32] INFO: task kworker/1:881:5509 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1345.248557][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.248775][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.248865][ T32] Call trace: [ 1345.248994][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1345.249052][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1345.249089][ T32] r4:00000000 [ 1345.249113][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.249179][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1345.249242][ T32] 1d20: 9ffdc000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1345.249278][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1345.249316][ T32] 1d60: 80070013 ffffffff [ 1345.249345][ T32] r5:80070013 r4:80239bb0 ** 3 printk messages dropped ** [ 1345.249514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 ** 3 printk messages dropped ** [ 1345.249636][ T32] r4:00000000 [ 1345.249657][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.249706][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1345.249729][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.249774][ T32] r5:00001000 r4:ee619000 [ 1345.249817][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.249926][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.270717][ T32] r5:8495ab8c r4:8495a800 [ 1345.270779][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.270865][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1345.270891][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.270952][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.270980][ T32] r4:847a6c80 [ 1345.271090][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.271169][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1345.271234][ T32] r4:00000001 [ 1345.271261][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1345.271590][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1345.271804][ T32] INFO: task kworker/1:882:5511 blocked for more than 471 seconds. ** 3 printk messages dropped ** [ 1345.272043][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1345.272330][ T32] r5:85530c00 r4:829189bc [ 1345.272358][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.272407][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1345.272486][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1345.272547][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1345.272713][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1345.272817][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1345.273076][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1345.273427][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1345.273610][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1345.274840][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1345.275057][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 1345.275270][ T32] r4:e0451dc0 ** 4 printk messages dropped ** [ 1345.275527][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 ** 8 printk messages dropped ** [ 1345.275918][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 3 printk messages dropped ** [ 1345.276039][ T32] r4:00000001 [ 1345.276060][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.276097][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1345.276126][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.276158][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.276200][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.276232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.276255][ T32] r4:84789140 [ 1345.276276][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.276305][ T32] INFO: task kworker/1:883:5513 blocked for more than 471 seconds. [ 1345.276337][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.276362][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.276383][ T32] task:kworker/1:883 state:D stack:0 pid:5513 tgid:5513 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.276458][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.276529][ T32] Call trace: [ 1345.276592][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1345.276647][ T32] r10:829189c0 r9:ebbe9d84 r8:00000002 r7:60000013 r6:ebbe9d8c r5:85530000 [ 1345.276672][ T32] r4:85530000 [ 1345.276692][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1345.276737][ T32] r5:85530000 r4:829189bc [ 1345.276781][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.276828][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.276879][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbe9e08 [ 1345.276903][ T32] r4:00000000 [ 1345.276923][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1345.276963][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.277004][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.277052][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855ec540 [ 1345.277091][ T32] r4:00000000 [ 1345.277116][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.277169][ T32] r9:83018205 r8:85530000 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1345.277217][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.277264][ T32] r5:00001000 r4:eb6a7000 [ 1345.277286][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.277332][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.277375][ T32] r5:855a438c r4:855a4000 [ 1345.277396][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.277446][ T32] r7:ddde2d40 r6:83018200 r5:855a438c r4:855d0e00 [ 1345.277470][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.277549][ T32] r10:61c88647 r9:85530000 r8:855d0e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.277579][ T32] r4:855d0e00 [ 1345.277601][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.277652][ T32] r10:00000000 r9:855d0e00 r8:8027ecf4 r7:ebbb9e60 r6:855f3100 r5:85530000 [ 1345.277763][ T32] r4:00000001 [ 1345.277788][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.277852][ T32] Exception stack(0xebbe9fb0 to 0xebbe9ff8) [ 1345.277885][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.277942][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.277974][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.278009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.278033][ T32] r4:855ec480 [ 1345.278333][ T32] INFO: task kworker/1:883:5513 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1345.278372][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.278436][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.278480][ T32] Call trace: [ 1345.278525][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1345.278584][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1345.278609][ T32] r4:00000000 [ 1345.278654][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.278702][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1345.278751][ T32] 1d20: a039b000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1345.278810][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1345.278840][ T32] 1d60: 80070013 ffffffff [ 1345.278972][ T32] r5:80070013 r4:80239bb0 [ 1345.279000][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.279063][ T32] r4:82ac11e4 [ 1345.279094][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.279145][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1345.279180][ T32] r4:e0451dc0 [ 1345.279202][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.279273][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1345.279302][ T32] r4:00000000 [ 1345.279322][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.279395][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1345.279434][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.279482][ T32] r5:00001000 r4:ee619000 [ 1345.279503][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.279546][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.279590][ T32] r5:8495ab8c r4:8495a800 [ 1345.279610][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.279658][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1345.279703][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.279759][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.279785][ T32] r4:847a6c80 [ 1345.279972][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.303086][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1345.303192][ T32] r4:00000001 [ 1345.303227][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.303292][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1345.303341][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.303379][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.303409][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.303451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.303476][ T32] r4:84789140 [ 1345.303505][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.303540][ T32] INFO: task kworker/1:884:5516 blocked for more than 471 seconds. [ 1345.303576][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.303604][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.303653][ T32] task:kworker/1:884 state:D stack:0 pid:5516 tgid:5516 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.303725][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.303780][ T32] Call trace: [ 1345.303815][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1345.303872][ T32] r10:829189c0 r9:eb9f5d84 r8:00000002 r7:60000113 r6:eb9f5d8c r5:85532400 ** 2 printk messages dropped ** [ 1345.303998][ T32] r5:85532400 r4:829189bc [ 1345.304045][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.304118][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1345.304325][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1345.304458][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1345.304685][ T32] r9:83018205 r8:85532400 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 ** 8 printk messages dropped ** [ 1345.305111][ T32] r10:61c88647 r9:85532400 r8:855d0eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 12 printk messages dropped ** [ 1345.305996][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.306100][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.306154][ T32] Call trace: [ 1345.306266][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1345.306325][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1345.306351][ T32] r4:00000000 [ 1345.306373][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.306413][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1345.306446][ T32] 1d20: a05b8000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1345.306479][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1345.306504][ T32] 1d60: 80070013 ffffffff [ 1345.306541][ T32] r5:80070013 r4:80239bb0 [ 1345.306566][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 2 printk messages dropped ** [ 1345.306682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 ** 13 printk messages dropped ** [ 1345.307245][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 18 printk messages dropped ** [ 1345.308043][ T32] Call trace: ** 4 printk messages dropped ** [ 1345.308241][ T32] r5:85533000 r4:829189bc ** 6 printk messages dropped ** [ 1345.308641][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1345.308978][ T32] r5:8562cf8c r4:8562cc00 ** 11 printk messages dropped ** [ 1345.309618][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1345.328972][ T32] r5:80070013 r4:80239bb0 ** 10 printk messages dropped ** [ 1345.329437][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 18 printk messages dropped ** [ 1345.341223][ T32] r4:84789140 ** 11 printk messages dropped ** [ 1345.341900][ T32] r5:85533c00 r4:829189bc ** 5 printk messages dropped ** [ 1345.342125][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 13 printk messages dropped ** [ 1345.342721][ T32] r10:61c88647 r9:85533c00 r8:855f332c r7:82804d40 r6:dddced40 r5:dddced60 ** 13 printk messages dropped ** [ 1345.343736][ T32] Workqueue: events bpf_prog_free_deferred ** 16 printk messages dropped ** [ 1345.344644][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 ** 5 printk messages dropped ** [ 1345.344856][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.344898][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.344942][ T32] r5:8495ab8c r4:8495a800 [ 1345.344962][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.345010][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1345.345032][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.345084][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.345109][ T32] r4:847a6c80 [ 1345.345131][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.345189][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1345.345214][ T32] r4:00000001 [ 1345.345235][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.345272][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1345.345325][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.345362][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.345445][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.345481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.345520][ T32] r4:84789140 [ 1345.345570][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.345630][ T32] INFO: task kworker/1:885:5522 blocked for more than 471 seconds. [ 1345.345668][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.345695][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.345774][ T32] task:kworker/1:885 state:D stack:0 pid:5522 tgid:5522 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.345901][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.345947][ T32] Call trace: [ 1345.345979][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1345.346031][ T32] r10:829189c0 r9:ebbf5d84 r8:00000002 r7:60000013 r6:ebbf5d8c r5:85535400 [ 1345.346055][ T32] r4:85535400 [ 1345.346076][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1345.346120][ T32] r5:85535400 r4:829189bc [ 1345.346141][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.346267][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.346330][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbf5e08 [ 1345.346354][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1345.346528][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1345.346798][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1345.347195][ T32] Exception stack(0xebbf5fb0 to 0xebbf5ff8) ** 7 printk messages dropped ** [ 1345.347815][ T32] Workqueue: events bpf_prog_free_deferred ** 15 printk messages dropped ** [ 1345.348591][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 16 printk messages dropped ** [ 1345.349441][ T32] r4:00000001 ** 12 printk messages dropped ** [ 1345.367206][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1345.368083][ T32] r4:00000000 ** 18 printk messages dropped ** [ 1345.369190][ T32] r10:00000000 r9:855d0f80 r8:8027ecf4 r7:eb9f5e60 r6:855f3480 r5:85534800 ** 10 printk messages dropped ** [ 1345.383507][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1345.384267][ T32] r4:e0451dc0 [ 1345.384292][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.384342][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1345.384366][ T32] r4:00000000 [ 1345.384386][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.384439][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1345.384481][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.384578][ T32] r5:00001000 r4:ee619000 [ 1345.384657][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.384762][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.384822][ T32] r5:8495ab8c r4:8495a800 [ 1345.384846][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.384897][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1345.384920][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.384971][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.384994][ T32] r4:847a6c80 [ 1345.385040][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.385121][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1345.385151][ T32] r4:00000001 [ 1345.385181][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.385246][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1345.385300][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.385337][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.385391][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.385441][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.385477][ T32] r4:84789140 [ 1345.385504][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 2 printk messages dropped ** [ 1345.385614][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1345.386042][ T32] r5:85536c00 r4:829189bc [ 1345.386083][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1345.386271][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.386454][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855ece00 ** 8 printk messages dropped ** [ 1345.386892][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1345.387194][ T32] Exception stack(0xebc01fb0 to 0xebc01ff8) ** 4 printk messages dropped ** [ 1345.387339][ T32] r4:855ec880 ** 3 printk messages dropped ** [ 1345.387910][ T32] Call trace: ** 5 printk messages dropped ** [ 1345.388171][ T32] 1d20: a0f39000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 ** 8 printk messages dropped ** [ 1345.388578][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 3 printk messages dropped ** [ 1345.388851][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1345.388874][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.388920][ T32] r5:00001000 r4:ee619000 [ 1345.388942][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.388986][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.389054][ T32] r5:8495ab8c r4:8495a800 [ 1345.389078][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.389129][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1345.389150][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.389215][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.389240][ T32] r4:847a6c80 [ 1345.389283][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.389341][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1345.389365][ T32] r4:00000001 [ 1345.389386][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.389432][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1345.389462][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.389493][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.389532][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.389566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.389589][ T32] r4:84789140 [ 1345.389611][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.389636][ T32] INFO: task kworker/1:888:5527 blocked for more than 471 seconds. [ 1345.389668][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.389694][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.389732][ T32] task:kworker/1:888 state:D stack:0 pid:5527 tgid:5527 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.389784][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.389828][ T32] Call trace: [ 1345.389859][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1345.410673][ T32] r10:829189c0 r9:ebc09d84 r8:00000002 r7:60000113 r6:ebc09d8c r5:85536000 [ 1345.410734][ T32] r4:85536000 [ 1345.410762][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1345.410852][ T32] r5:85536000 r4:829189bc ** 1 printk messages dropped ** [ 1345.410930][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 14 printk messages dropped ** [ 1345.411604][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 15 printk messages dropped ** [ 1345.412988][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1345.413802][ T32] r4:e0451dc0 [ 1345.413824][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.413872][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1345.413918][ T32] r4:00000000 [ 1345.413944][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.413994][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1345.414018][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.414095][ T32] r5:00001000 r4:ee619000 [ 1345.414206][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.414298][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.414369][ T32] r5:8495ab8c r4:8495a800 [ 1345.414396][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.414449][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1345.414477][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.414530][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.414569][ T32] r4:847a6c80 [ 1345.414643][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.414755][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1345.414793][ T32] r4:00000001 [ 1345.414815][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.414865][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1345.414897][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.415003][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.415038][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.415086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.415206][ T32] r4:84789140 [ 1345.415236][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.415282][ T32] INFO: task kworker/1:889:5529 blocked for more than 471 seconds. [ 1345.415430][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.415505][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.415556][ T32] task:kworker/1:889 state:D stack:0 pid:5529 tgid:5529 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.415926][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.416004][ T32] Call trace: [ 1345.416040][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1345.416098][ T32] r10:829189c0 r9:ebc11d84 r8:00000002 r7:60000113 r6:ebc11d8c r5:85531800 [ 1345.416124][ T32] r4:85531800 [ 1345.416144][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1345.416195][ T32] r5:85531800 r4:829189bc [ 1345.416216][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.416259][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.416309][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc11e08 [ 1345.416333][ T32] r4:00000000 [ 1345.416353][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1345.416394][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.416435][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.416532][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855ecf00 [ 1345.416568][ T32] r4:00000000 [ 1345.416589][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.416636][ T32] r9:83018205 r8:85531800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1345.416658][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.416701][ T32] r5:00001000 r4:eba3d000 [ 1345.416723][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.416763][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.416806][ T32] r5:855a5f8c r4:855a5c00 [ 1345.416828][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.416985][ T32] r7:ddde2d40 r6:83018200 r5:855a5f8c r4:855f0100 ** 1 printk messages dropped ** [ 1345.417154][ T32] r10:61c88647 r9:85531800 r8:855f012c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1345.417464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 3 printk messages dropped ** [ 1345.417869][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.417913][ T32] Call trace: [ 1345.417974][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1345.418033][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1345.418058][ T32] r4:00000000 [ 1345.418078][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.418143][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1345.418297][ T32] 1d20: a12a7000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1345.418342][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1345.418370][ T32] 1d60: 80070013 ffffffff [ 1345.418396][ T32] r5:80070013 r4:80239bb0 [ 1345.418426][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.418475][ T32] r4:82ac11e4 [ 1345.418598][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.418652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1345.418677][ T32] r4:e0451dc0 [ 1345.418722][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.418774][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1345.418813][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1345.418937][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 ** 6 printk messages dropped ** [ 1345.419448][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 ** 5 printk messages dropped ** [ 1345.419726][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1345.445798][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 7 printk messages dropped ** [ 1345.446319][ T32] Call trace: ** 4 printk messages dropped ** [ 1345.446566][ T32] r5:84aa8c00 r4:829189bc [ 1345.446611][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1345.447297][ T32] r9:83018205 r8:84aa8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 ** 17 printk messages dropped ** [ 1345.448762][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 19 printk messages dropped ** [ 1345.466766][ T32] r4:e0451dc0 ** 8 printk messages dropped ** [ 1345.467409][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.467597][ T32] r5:8495ab8c r4:8495a800 [ 1345.467648][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.467748][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1345.467820][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.467925][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.467978][ T32] r4:847a6c80 [ 1345.468023][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.468123][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1345.468177][ T32] r4:00000001 [ 1345.468220][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.468326][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1345.468390][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.468521][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.468597][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.468672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.468761][ T32] r4:84789140 [ 1345.468820][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.468915][ T32] INFO: task kworker/1:891:5533 blocked for more than 471 seconds. [ 1345.469001][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.469103][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1345.469761][ T32] r5:84aaa400 r4:829189bc ** 2 printk messages dropped ** [ 1345.485806][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc21e08 ** 12 printk messages dropped ** [ 1345.486455][ T32] r5:855a638c r4:855a6000 [ 1345.486478][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.486529][ T32] r7:ddde2d40 r6:83018200 r5:855a638c r4:855f0200 [ 1345.486575][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.486653][ T32] r10:61c88647 r9:84aaa400 r8:855f022c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.486683][ T32] r4:855f0200 [ 1345.486727][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.486783][ T32] r10:00000000 r9:855f0200 r8:8027ecf4 r7:ebc19e60 r6:855f3700 r5:84aaa400 [ 1345.486809][ T32] r4:00000001 [ 1345.486852][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.486954][ T32] Exception stack(0xebc21fb0 to 0xebc21ff8) [ 1345.487000][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1345.487119][ T32] r4:855ecd00 ** 9 printk messages dropped ** [ 1345.488227][ T32] 1d20: a1ae4000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 ** 17 printk messages dropped ** [ 1345.488870][ T32] r5:8495ab8c r4:8495a800 ** 12 printk messages dropped ** [ 1345.489301][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1345.489807][ T32] r5:84aa9800 r4:829189bc ** 3 printk messages dropped ** [ 1345.498966][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1345.499315][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1345.499731][ T32] r10:61c88647 r9:84aa9800 r8:855f02ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.499756][ T32] r4:855f0280 [ 1345.499813][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.499869][ T32] r10:00000000 r9:855f0280 r8:8027ecf4 r7:ebc19e60 r6:855f3780 r5:84aa9800 [ 1345.499958][ T32] r4:00000001 [ 1345.512667][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.512769][ T32] Exception stack(0xebb91fb0 to 0xebb91ff8) [ 1345.512845][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.512886][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.512921][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.512957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 3 printk messages dropped ** [ 1345.513868][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1345.514797][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 ** 14 printk messages dropped ** [ 1345.515637][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 5 printk messages dropped ** [ 1345.516099][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1345.516129][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.516192][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.516331][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.516368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.516392][ T32] r4:84789140 [ 1345.516419][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.516462][ T32] INFO: task kworker/1:893:5536 blocked for more than 471 seconds. [ 1345.516500][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.516565][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.516701][ T32] task:kworker/1:893 state:D stack:0 pid:5536 tgid:5536 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.516796][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.516842][ T32] Call trace: [ 1345.517199][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1345.517608][ T32] r5:8552b000 r4:829189bc [ 1345.517658][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1345.518284][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85462040 ** 11 printk messages dropped ** [ 1345.518874][ T32] r10:61c88647 r9:8552b000 r8:855f032c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 13 printk messages dropped ** [ 1345.536883][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1345.538064][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 ** 9 printk messages dropped ** [ 1345.539232][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.539323][ T32] r5:8495ab8c r4:8495a800 [ 1345.539413][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.539479][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1345.539929][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.553959][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.554210][ T32] r4:847a6c80 [ 1345.554262][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.554344][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1345.554370][ T32] r4:00000001 [ 1345.554549][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.554600][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1345.554636][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.554671][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.554701][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.554755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.554783][ T32] r4:84789140 [ 1345.554810][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.554851][ T32] INFO: task kworker/1:894:5541 blocked for more than 472 seconds. [ 1345.554889][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.554925][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.554954][ T32] task:kworker/1:894 state:D stack:0 pid:5541 tgid:5541 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.555024][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1345.555482][ T32] r5:8552bc00 r4:829189bc ** 8 printk messages dropped ** [ 1345.556476][ T32] r4:00000000 ** 13 printk messages dropped ** [ 1345.557355][ T32] r10:00000000 r9:855f0400 r8:8027ecf4 r7:ebc19e60 r6:855f0480 r5:8552bc00 ** 17 printk messages dropped ** [ 1345.559518][ T32] 1d20: a25e4000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 ** 17 printk messages dropped ** [ 1345.581495][ T32] r5:8495ab8c r4:8495a800 ** 11 printk messages dropped ** [ 1345.582002][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1345.582813][ T32] r5:8552c800 r4:829189bc ** 6 printk messages dropped ** [ 1345.583052][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.583108][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85462580 [ 1345.583135][ T32] r4:00000000 [ 1345.583155][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.583201][ T32] r9:83018205 r8:8552c800 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1345.583225][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.583307][ T32] r5:00001000 r4:eaf87000 [ 1345.583332][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.583377][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.583432][ T32] r5:855a778c r4:855a7400 [ 1345.583459][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.583506][ T32] r7:ddde2d40 r6:83018200 r5:855a778c r4:855f0500 [ 1345.583528][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.583578][ T32] r10:61c88647 r9:8552c800 r8:855f052c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.583623][ T32] r4:855f0500 [ 1345.583647][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.583728][ T32] r10:00000000 r9:855f0500 r8:8027ecf4 r7:eba21e60 r6:855f0580 r5:8552c800 [ 1345.583769][ T32] r4:00000001 [ 1345.583820][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.583893][ T32] Exception stack(0xebc29fb0 to 0xebc29ff8) [ 1345.583928][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.583977][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.584041][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.584115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.584145][ T32] r4:85462240 [ 1345.584568][ T32] INFO: task kworker/1:895:5542 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1345.584606][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.584667][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.584786][ T32] Call trace: [ 1345.584825][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1345.584894][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 ** 5 printk messages dropped ** [ 1345.585127][ T32] 1d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1345.585348][ T32] r4:e0451dc0 ** 4 printk messages dropped ** [ 1345.585594][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 ** 3 printk messages dropped ** [ 1345.585747][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1345.585983][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 5 printk messages dropped ** [ 1345.586222][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) ** 3 printk messages dropped ** [ 1345.586393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 4 printk messages dropped ** [ 1345.586556][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1345.586886][ T32] r4:8552d400 ** 1 printk messages dropped ** [ 1345.587026][ T32] r5:8552d400 r4:829189bc [ 1345.587123][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.587185][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.587269][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc2de08 ** 2 printk messages dropped ** [ 1345.587402][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1345.587609][ T32] r9:83018205 r8:8552d400 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 ** 3 printk messages dropped ** [ 1345.587768][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1345.588054][ T32] r10:61c88647 r9:8552d400 r8:855f062c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 4 printk messages dropped ** [ 1345.588201][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1345.588342][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.588426][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.588537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.588599][ T32] r4:85462440 [ 1345.588870][ T32] INFO: task kworker/1:896:5545 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1345.588988][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.589053][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.589103][ T32] Call trace: [ 1345.589151][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1345.589207][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1345.589264][ T32] r4:00000000 [ 1345.589288][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.589356][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1345.589446][ T32] 1d20: a2bf2000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1345.589483][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1345.589509][ T32] 1d60: 80070013 ffffffff [ 1345.589533][ T32] r5:80070013 r4:80239bb0 [ 1345.589556][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.589603][ T32] r4:82ac11e4 [ 1345.589651][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.589703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1345.589727][ T32] r4:e0451dc0 [ 1345.589748][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.589794][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1345.589859][ T32] r4:00000000 [ 1345.589980][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.601253][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1345.601342][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.601445][ T32] r5:00001000 r4:ee619000 [ 1345.601508][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.601586][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.601637][ T32] r5:8495ab8c r4:8495a800 [ 1345.601659][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.601721][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1345.601747][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.601806][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.601866][ T32] r4:847a6c80 [ 1345.601892][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.601944][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1345.602003][ T32] r4:00000001 [ 1345.602028][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.602084][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1345.602123][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.602203][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.602238][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.602272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.602296][ T32] r4:84789140 [ 1345.602320][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.602393][ T32] INFO: task kworker/1:897:5546 blocked for more than 472 seconds. [ 1345.602462][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.602521][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.602576][ T32] task:kworker/1:897 state:D stack:0 pid:5546 tgid:5546 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.602693][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.602772][ T32] Call trace: [ 1345.602807][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1345.602864][ T32] r10:829189c0 r9:ebc31d84 r8:00000002 r7:60000013 r6:ebc31d8c r5:8552e000 [ 1345.602888][ T32] r4:8552e000 [ 1345.602908][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1345.602952][ T32] r5:8552e000 r4:829189bc [ 1345.603000][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.603046][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.603104][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc31e08 [ 1345.603141][ T32] r4:00000000 [ 1345.603165][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1345.603209][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.603279][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.603330][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854626c0 [ 1345.603354][ T32] r4:00000000 [ 1345.603374][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.603423][ T32] r9:83018205 r8:8552e000 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1345.603471][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.603587][ T32] r5:00001000 r4:eb14b000 [ 1345.603682][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 14 printk messages dropped ** [ 1345.604456][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 16 printk messages dropped ** [ 1345.605737][ T32] r4:82ac11e4 ** 8 printk messages dropped ** [ 1345.606221][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 18 printk messages dropped ** [ 1345.606987][ T32] r4:84789140 ** 9 printk messages dropped ** [ 1345.607481][ T32] r4:8552ec00 ** 3 printk messages dropped ** [ 1345.607650][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.607701][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc39e08 [ 1345.607766][ T32] r4:00000000 [ 1345.607818][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1345.607863][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.607904][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.607950][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854629c0 [ 1345.608002][ T32] r4:00000000 [ 1345.608029][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.608104][ T32] r9:83018205 r8:8552ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1345.608131][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.608178][ T32] r5:00001000 r4:eb40b000 [ 1345.608204][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.608259][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.608304][ T32] r5:855ac38c r4:855ac000 [ 1345.608325][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.608371][ T32] r7:ddde2d40 r6:83018200 r5:855ac38c r4:855f0800 [ 1345.608427][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.608513][ T32] r10:61c88647 r9:8552ec00 r8:855f082c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.608574][ T32] r4:855f0800 [ 1345.608598][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.608647][ T32] r10:00000000 r9:855f0800 r8:8027ecf4 r7:ebc2de60 r6:855f0880 r5:8552ec00 [ 1345.608671][ T32] r4:00000001 [ 1345.608693][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.608764][ T32] Exception stack(0xebc39fb0 to 0xebc39ff8) [ 1345.608798][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.608830][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.608859][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.608891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.608917][ T32] r4:85462980 [ 1345.609158][ T32] INFO: task kworker/1:898:5549 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1345.609195][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.609297][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1345.609461][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1345.609529][ T32] r4:00000000 [ 1345.609555][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.609634][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1345.609670][ T32] 1d20: a2bf2000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1345.609702][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1345.609727][ T32] 1d60: 80070013 ffffffff [ 1345.609752][ T32] r5:80070013 r4:80239bb0 [ 1345.609774][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.609849][ T32] r4:82ac11e4 [ 1345.609918][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.635883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1345.635966][ T32] r4:e0451dc0 [ 1345.636025][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.636114][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1345.636141][ T32] r4:00000000 [ 1345.636164][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.636247][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1345.636277][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.636349][ T32] r5:00001000 r4:ee619000 [ 1345.636374][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.636419][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.636472][ T32] r5:8495ab8c r4:8495a800 [ 1345.636541][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.636644][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1345.636801][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.637024][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.637167][ T32] r4:847a6c80 [ 1345.637229][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.637392][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1345.637454][ T32] r4:00000001 [ 1345.637479][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.637552][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1345.637594][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.637644][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.637697][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.637733][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.637759][ T32] r4:84789140 [ 1345.637802][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.637838][ T32] INFO: task kworker/1:899:5550 blocked for more than 472 seconds. [ 1345.637874][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.637902][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.637924][ T32] task:kworker/1:899 state:D stack:0 pid:5550 tgid:5550 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.637987][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.638048][ T32] Call trace: [ 1345.638123][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1345.638255][ T32] r10:829189c0 r9:ebc25d84 r8:00000002 r7:60000113 r6:ebc25d8c r5:85529800 [ 1345.638308][ T32] r4:85529800 [ 1345.638351][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1345.638402][ T32] r5:85529800 r4:829189bc [ 1345.638425][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.638503][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.638562][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc25e08 ** 4 printk messages dropped ** [ 1345.638738][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85462b00 [ 1345.638762][ T32] r4:00000000 [ 1345.638783][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.638845][ T32] r9:83018205 r8:85529800 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1345.638902][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.638949][ T32] r5:00001000 r4:eb45b000 [ 1345.638970][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.639011][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.639086][ T32] r5:855ac78c r4:855ac400 [ 1345.639141][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.639192][ T32] r7:ddde2d40 r6:83018200 r5:855ac78c r4:855f0900 [ 1345.639242][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.639299][ T32] r10:61c88647 r9:85529800 r8:855f092c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.639325][ T32] r4:855f0900 [ 1345.639345][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.639395][ T32] r10:00000000 r9:855f0900 r8:8027ecf4 r7:ebc39e60 r6:855f0980 r5:85529800 [ 1345.639423][ T32] r4:00000001 [ 1345.639467][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.639509][ T32] Exception stack(0xebc25fb0 to 0xebc25ff8) [ 1345.639571][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.639606][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.639641][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.639677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.639701][ T32] r4:85462a40 [ 1345.655254][ T32] INFO: task kworker/1:899:5550 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1345.655396][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1345.656275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 ** 6 printk messages dropped ** [ 1345.656640][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1345.656992][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1345.657196][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 ** 4 printk messages dropped ** [ 1345.657411][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1345.657627][ T32] INFO: task kworker/1:900:5552 blocked for more than 472 seconds. ** 2 printk messages dropped ** [ 1345.657777][ T32] task:kworker/1:900 state:D stack:0 pid:5552 tgid:5552 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1345.658258][ T32] r5:8552a400 r4:829189bc [ 1345.658315][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.658369][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1345.658689][ T32] r9:83018205 r8:8552a400 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 ** 12 printk messages dropped ** [ 1345.659321][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1345.659389][ T32] Exception stack(0xebc3dfb0 to 0xebc3dff8) ** 3 printk messages dropped ** [ 1345.659584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 3 printk messages dropped ** [ 1345.674804][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.675113][ T32] Call trace: ** 2 printk messages dropped ** [ 1345.675448][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.675798][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 ** 5 printk messages dropped ** [ 1345.676466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1345.676504][ T32] r4:e0451dc0 [ 1345.676680][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.676737][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1345.676764][ T32] r4:00000000 [ 1345.676787][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.677261][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1345.677290][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.677737][ T32] r5:00001000 r4:ee619000 [ 1345.678401][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.678482][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.678876][ T32] r5:8495ab8c r4:8495a800 [ 1345.679086][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.679147][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1345.679178][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.679238][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.679265][ T32] r4:847a6c80 [ 1345.679288][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.679349][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1345.679376][ T32] r4:00000001 [ 1345.679400][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.679466][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1345.679502][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.679539][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.679657][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.679769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.679863][ T32] r4:84789140 [ 1345.705029][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.705319][ T32] INFO: task kworker/1:901:5554 blocked for more than 472 seconds. [ 1345.705365][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.705395][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.705424][ T32] task:kworker/1:901 state:D stack:0 pid:5554 tgid:5554 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.705601][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.705661][ T32] Call trace: [ 1345.705700][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1345.705849][ T32] r10:829189c0 r9:ebc41d84 r8:00000002 r7:60000113 r6:ebc41d8c r5:85528c00 [ 1345.705879][ T32] r4:85528c00 [ 1345.705902][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1345.705948][ T32] r5:85528c00 r4:829189bc [ 1345.705974][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.706019][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.706071][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc41e08 [ 1345.706104][ T32] r4:00000000 [ 1345.706126][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1345.706194][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.706498][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1345.708400][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1345.709085][ T32] r10:61c88647 r9:85528c00 r8:855f0b2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 4 printk messages dropped ** [ 1345.709921][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1345.725088][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1345.725865][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1345.727302][ T32] 1d20: a40a1000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 ** 4 printk messages dropped ** [ 1345.728223][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1345.728392][ T32] r4:e0451dc0 [ 1345.728416][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 3 printk messages dropped ** [ 1345.728574][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 ** 8 printk messages dropped ** [ 1345.729539][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 3 printk messages dropped ** [ 1345.745366][ T32] r4:00000001 [ 1345.745459][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.745511][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1345.745548][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.745582][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.745614][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.745649][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.745675][ T32] r4:84789140 [ 1345.745700][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.745774][ T32] INFO: task kworker/1:902:5556 blocked for more than 472 seconds. [ 1345.746185][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.746312][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.746343][ T32] task:kworker/1:902 state:D stack:0 pid:5556 tgid:5556 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.746610][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.746778][ T32] Call trace: [ 1345.746819][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1345.746885][ T32] r10:829189c0 r9:ebc4dd84 r8:00000002 r7:60000013 r6:ebc4dd8c r5:84aad400 [ 1345.746912][ T32] r4:84aad400 [ 1345.747096][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1345.747149][ T32] r5:84aad400 r4:829189bc [ 1345.747173][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.747434][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.747495][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc4de08 [ 1345.747521][ T32] r4:00000000 [ 1345.747543][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1345.747762][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.747812][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.747864][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855ecfc0 [ 1345.747890][ T32] r4:00000000 [ 1345.747912][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.748024][ T32] r9:83018205 r8:84aad400 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1345.748156][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.748282][ T32] r5:00001000 r4:eb4eb000 [ 1345.748313][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.748365][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.748519][ T32] r5:855ad38c r4:855ad000 [ 1345.748852][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.748908][ T32] r7:ddde2d40 r6:83018200 r5:855ad38c r4:855f0c00 [ 1345.748970][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.749028][ T32] r10:61c88647 r9:84aad400 r8:855f0c2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.749102][ T32] r4:855f0c00 [ 1345.749425][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.749485][ T32] r10:00000000 r9:855f0c00 r8:8027ecf4 r7:ebc3de60 r6:855f3800 r5:84aad400 [ 1345.749510][ T32] r4:00000001 [ 1345.749545][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.749588][ T32] Exception stack(0xebc4dfb0 to 0xebc4dff8) [ 1345.749619][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.749652][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.749683][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.749720][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.750022][ T32] r4:85462d00 [ 1345.771601][ T32] INFO: task kworker/1:902:5556 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1345.771720][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.771892][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.772018][ T32] Call trace: [ 1345.772093][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1345.772214][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1345.772272][ T32] r4:00000000 [ 1345.772326][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.772414][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1345.772509][ T32] 1d20: a4849000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1345.772590][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1345.772672][ T32] 1d60: 80070013 ffffffff ** 2 printk messages dropped ** [ 1345.772879][ T32] r4:82ac11e4 ** 8 printk messages dropped ** [ 1345.773558][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 15 printk messages dropped ** [ 1345.774888][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1345.775417][ T32] task:kworker/1:903 state:D stack:0 pid:5558 tgid:5558 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1345.776055][ T32] r5:84aac800 r4:829189bc [ 1345.776105][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.776197][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1345.776387][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1345.776529][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1345.776993][ T32] r9:83018205 r8:84aac800 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 ** 3 printk messages dropped ** [ 1345.777336][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1345.777663][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1345.778299][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 18 printk messages dropped ** [ 1345.808840][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1345.809064][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.809160][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1345.809216][ T32] r4:00000000 [ 1345.809264][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.809399][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1345.809458][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.809559][ T32] r5:00001000 r4:ee619000 [ 1345.809605][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.809697][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.809784][ T32] r5:8495ab8c r4:8495a800 [ 1345.809828][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.810509][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1345.810602][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.810731][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.810779][ T32] r4:847a6c80 [ 1345.810819][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.810911][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1345.810980][ T32] r4:00000001 [ 1345.811038][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.811118][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1345.811178][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.811243][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.811324][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.811394][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.811442][ T32] r4:84789140 [ 1345.811491][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.811567][ T32] INFO: task kworker/1:904:5559 blocked for more than 472 seconds. [ 1345.811632][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.811731][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.811782][ T32] task:kworker/1:904 state:D stack:0 pid:5559 tgid:5559 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.811940][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.812062][ T32] Call trace: [ 1345.812139][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1345.812251][ T32] r10:829189c0 r9:ebc45d84 r8:00000002 r7:60000013 r6:ebc45d8c r5:85541800 [ 1345.812363][ T32] r4:85541800 [ 1345.812417][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1345.812510][ T32] r5:85541800 r4:829189bc [ 1345.812556][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.812642][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.812748][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc45e08 [ 1345.812802][ T32] r4:00000000 [ 1345.812867][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1345.812957][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.813037][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.813124][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85462f80 [ 1345.813169][ T32] r4:00000000 [ 1345.813212][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.813307][ T32] r9:83018205 r8:85541800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1345.813361][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.813446][ T32] r5:00001000 r4:eb519000 [ 1345.813487][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.813567][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.813650][ T32] r5:855ad78c r4:855ad400 [ 1345.813693][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.813783][ T32] r7:ddde2d40 r6:83018200 r5:855ad78c r4:855f0d00 [ 1345.813826][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1345.814391][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 19 printk messages dropped ** [ 1345.815587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 ** 14 printk messages dropped ** [ 1345.816284][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 16 printk messages dropped ** [ 1345.816998][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1345.817333][ T32] r5:85608000 r4:829189bc ** 2 printk messages dropped ** [ 1345.817482][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc51e08 ** 2 printk messages dropped ** [ 1345.817575][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1345.817869][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1345.818371][ T32] r4:855f0e00 ** 9 printk messages dropped ** [ 1345.818721][ T32] r4:85210040 ** 11 printk messages dropped ** [ 1345.819532][ T32] 1d60: 80070013 ffffffff ** 7 printk messages dropped ** [ 1345.819855][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1345.842520][ T32] r4:00000000 [ 1345.842593][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.842682][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1345.842723][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.842782][ T32] r5:00001000 r4:ee619000 [ 1345.842808][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.842856][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.842912][ T32] r5:8495ab8c r4:8495a800 [ 1345.842952][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.843057][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1345.843122][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.843208][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.843258][ T32] r4:847a6c80 [ 1345.843309][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.843420][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1345.843456][ T32] r4:00000001 [ 1345.843481][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.843525][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1345.843562][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.843596][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.843648][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.843700][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.843732][ T32] r4:84789140 [ 1345.843791][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.843827][ T32] INFO: task kworker/1:906:5564 blocked for more than 472 seconds. [ 1345.843865][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.843913][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.843963][ T32] task:kworker/1:906 state:D stack:0 pid:5564 tgid:5564 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.844050][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.844138][ T32] Call trace: [ 1345.844174][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1345.844233][ T32] r10:829189c0 r9:ebc61d84 r8:00000002 r7:60000113 r6:ebc61d8c r5:85608c00 [ 1345.844280][ T32] r4:85608c00 [ 1345.844322][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1345.844376][ T32] r5:85608c00 r4:829189bc [ 1345.844399][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.844445][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.844519][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc61e08 [ 1345.844549][ T32] r4:00000000 [ 1345.844573][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1345.844670][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.844797][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.844902][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852105c0 [ 1345.845001][ T32] r4:00000000 [ 1345.845049][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.845146][ T32] r9:83018205 r8:85608c00 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1345.845190][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.845274][ T32] r5:00001000 r4:eb7d5000 [ 1345.845397][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.845492][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1345.845870][ T32] r10:61c88647 r9:85608c00 r8:855f0f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.845917][ T32] r4:855f0f00 [ 1345.845959][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.846059][ T32] r10:00000000 r9:855f0f00 r8:8027ecf4 r7:ebc51e60 r6:855f0f80 r5:85608c00 [ 1345.846186][ T32] r4:00000001 [ 1345.846265][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.846354][ T32] Exception stack(0xebc61fb0 to 0xebc61ff8) [ 1345.846414][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.846477][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.846584][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.846665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.846714][ T32] r4:852102c0 [ 1345.847368][ T32] INFO: task kworker/1:906:5564 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1345.847439][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.847580][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1345.848621][ T32] r4:e0451dc0 ** 9 printk messages dropped ** [ 1345.849353][ T32] r5:8495ab8c r4:8495a800 ** 4 printk messages dropped ** [ 1345.849533][ T32] r4:847a6c80 [ 1345.849553][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.849607][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1345.849631][ T32] r4:00000001 [ 1345.849653][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.849712][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1345.849750][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.849783][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.849844][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.869340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.869419][ T32] r4:84789140 [ 1345.869451][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1345.869521][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1345.869641][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1345.870512][ T32] r5:84aabc00 r4:829189bc [ 1345.870537][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.870583][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.870636][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc71e08 ** 2 printk messages dropped ** [ 1345.870758][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1345.871397][ T32] r7:ddde2d40 r6:83018200 r5:855ae38c r4:852eb000 ** 15 printk messages dropped ** [ 1345.872644][ T32] Workqueue: events bpf_prog_free_deferred ** 15 printk messages dropped ** [ 1345.873811][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 12 printk messages dropped ** [ 1345.874693][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1345.875006][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.875035][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.875066][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.875092][ T32] r4:84789140 [ 1345.875115][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.875145][ T32] INFO: task kworker/1:908:5568 blocked for more than 472 seconds. [ 1345.875179][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.875204][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.875225][ T32] task:kworker/1:908 state:D stack:0 pid:5568 tgid:5568 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.875275][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.875323][ T32] Call trace: [ 1345.875356][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1345.875411][ T32] r10:829189c0 r9:ebc7dd84 r8:00000002 r7:60000113 r6:ebc7dd8c r5:84aaec00 [ 1345.875437][ T32] r4:84aaec00 [ 1345.875459][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1345.875525][ T32] r5:84aaec00 r4:829189bc [ 1345.875552][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.875599][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.875651][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc7de08 [ 1345.875677][ T32] r4:00000000 [ 1345.875698][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1345.875742][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.875784][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.875834][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85210b00 [ 1345.875858][ T32] r4:00000000 [ 1345.875878][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.875928][ T32] r9:83018205 r8:84aaec00 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1345.875961][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.876009][ T32] r5:00001000 r4:eb849000 [ 1345.876031][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.876098][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.876148][ T32] r5:855af78c r4:855af400 ** 1 printk messages dropped ** [ 1345.876217][ T32] r7:ddde2d40 r6:83018200 r5:855af78c r4:852eb080 ** 2 printk messages dropped ** [ 1345.876326][ T32] r4:852eb080 ** 4 printk messages dropped ** [ 1345.876531][ T32] Exception stack(0xebc7dfb0 to 0xebc7dff8) ** 14 printk messages dropped ** [ 1345.877510][ T32] 1d20: a5384000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 ** 16 printk messages dropped ** [ 1345.878222][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 1345.879109][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1345.879522][ T32] r5:84aab000 r4:829189bc ** 7 printk messages dropped ** [ 1345.879881][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85210740 ** 16 printk messages dropped ** [ 1345.911102][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1345.911902][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.912019][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.912072][ T32] Call trace: [ 1345.912106][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1345.912165][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1345.912191][ T32] r4:00000000 [ 1345.912212][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.912255][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1345.912310][ T32] 1d20: a5b46000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1345.912374][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1345.912407][ T32] 1d60: 80070013 ffffffff [ 1345.912446][ T32] r5:80070013 r4:80239bb0 [ 1345.912474][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.912549][ T32] r4:82ac11e4 [ 1345.912582][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.912645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1345.912674][ T32] r4:e0451dc0 [ 1345.912698][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 15 printk messages dropped ** [ 1345.914013][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 ** 7 printk messages dropped ** [ 1345.914469][ T32] r4:84789140 [ 1345.914521][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.914573][ T32] INFO: task kworker/1:910:5571 blocked for more than 472 seconds. [ 1345.914612][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.914651][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.914700][ T32] task:kworker/1:910 state:D stack:0 pid:5571 tgid:5571 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.914769][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.914843][ T32] Call trace: [ 1345.914937][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1345.915002][ T32] r10:829189c0 r9:ebc89d84 r8:00000002 r7:60000013 r6:ebc89d8c r5:85521800 [ 1345.915027][ T32] r4:85521800 [ 1345.915049][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1345.915097][ T32] r5:85521800 r4:829189bc [ 1345.915118][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.915165][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.915240][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc89e08 [ 1345.915269][ T32] r4:00000000 [ 1345.915293][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1345.915499][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85210840 ** 3 printk messages dropped ** [ 1345.915656][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1345.915910][ T32] r7:ddde2d40 r6:83018200 r5:855aef8c r4:852eb180 ** 2 printk messages dropped ** [ 1345.916064][ T32] r4:852eb180 ** 3 printk messages dropped ** [ 1345.916234][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1345.916449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 6 printk messages dropped ** [ 1345.917104][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 ** 16 printk messages dropped ** [ 1345.917801][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 ** 3 printk messages dropped ** [ 1345.917936][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.917992][ T32] r5:8495ab8c r4:8495a800 [ 1345.918041][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.918131][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1345.918159][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.918275][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.918347][ T32] r4:847a6c80 [ 1345.918381][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.918481][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1345.918522][ T32] r4:00000001 [ 1345.918550][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.918591][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1345.918620][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.918651][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.918694][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.918732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.918772][ T32] r4:84789140 [ 1345.918800][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.918828][ T32] INFO: task kworker/1:911:5573 blocked for more than 472 seconds. [ 1345.918867][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.918893][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.918914][ T32] task:kworker/1:911 state:D stack:0 pid:5573 tgid:5573 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.918981][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.919027][ T32] Call trace: [ 1345.919095][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1345.919191][ T32] r10:829189c0 r9:ebc6dd84 r8:00000002 r7:60000113 r6:ebc6dd8c r5:85609800 [ 1345.919242][ T32] r4:85609800 [ 1345.919290][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1345.919351][ T32] r5:85609800 r4:829189bc [ 1345.919414][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.919498][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.919562][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc6de08 [ 1345.919609][ T32] r4:00000000 [ 1345.919641][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1345.919753][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.919805][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.940424][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852109c0 [ 1345.940510][ T32] r4:00000000 [ 1345.940540][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1345.940678][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1345.940938][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1345.941261][ T32] r10:00000000 r9:852eb200 r8:8027ecf4 r7:ebc7de60 r6:852eb280 r5:85609800 ** 7 printk messages dropped ** [ 1345.941656][ T32] r4:85210600 ** 5 printk messages dropped ** [ 1345.942911][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1345.942973][ T32] r4:00000000 [ 1345.943019][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.943124][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1345.943206][ T32] 1d20: a5e03000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1345.943276][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1345.943342][ T32] 1d60: 80070013 ffffffff [ 1345.943398][ T32] r5:80070013 r4:80239bb0 [ 1345.943444][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.943541][ T32] r4:82ac11e4 [ 1345.943590][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.943688][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1345.943739][ T32] r4:e0451dc0 [ 1345.943787][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.943879][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1345.943929][ T32] r4:00000000 [ 1345.944045][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.944155][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1345.944209][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.944307][ T32] r5:00001000 r4:ee619000 [ 1345.944360][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.944467][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.944519][ T32] r5:8495ab8c r4:8495a800 [ 1345.944542][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.944593][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1345.944637][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.944694][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.944719][ T32] r4:847a6c80 [ 1345.944741][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.944794][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1345.944836][ T32] r4:00000001 [ 1345.944884][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.945009][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1345.945109][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.945193][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.945259][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.945336][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.945385][ T32] r4:84789140 [ 1345.945432][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.945511][ T32] INFO: task kworker/1:912:5576 blocked for more than 472 seconds. [ 1345.945583][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.945638][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1345.946350][ T32] r5:8560a400 r4:829189bc ** 3 printk messages dropped ** [ 1345.946635][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1345.947187][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1345.948184][ T32] r4:00000001 [ 1345.948225][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.948299][ T32] Exception stack(0xebc8dfb0 to 0xebc8dff8) [ 1345.948366][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.948428][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.948486][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.948548][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.948613][ T32] r4:85210a40 [ 1345.949149][ T32] INFO: task kworker/1:912:5576 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1345.949291][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.949482][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.949577][ T32] Call trace: [ 1345.949642][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1345.949748][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1345.949801][ T32] r4:00000000 [ 1345.949849][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.983274][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1345.983449][ T32] 1d20: a6476000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1345.983539][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 ** 1 printk messages dropped ** [ 1345.983658][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 1345.984115][ T32] r4:e0451dc0 ** 1 printk messages dropped ** [ 1345.984269][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 ** 5 printk messages dropped ** [ 1345.984536][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1345.984799][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1345.985104][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1345.985253][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1345.985472][ T32] INFO: task kworker/1:913:5578 blocked for more than 472 seconds. ** 3 printk messages dropped ** [ 1345.985660][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1345.985829][ T32] r4:8560b000 ** 1 printk messages dropped ** [ 1345.985919][ T32] r5:8560b000 r4:829189bc [ 1345.985947][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.986014][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1345.986114][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1345.986203][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1345.986350][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1345.986454][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1345.986645][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1345.986978][ T32] r10:00000000 r9:852eb400 r8:8027ecf4 r7:ebc8de60 r6:852eb480 r5:8560b000 ** 3 printk messages dropped ** [ 1345.987193][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1345.987320][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.987382][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.987421][ T32] r4:85210a80 [ 1345.987842][ T32] INFO: task kworker/1:913:5578 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1345.987883][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.987949][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.988056][ T32] Call trace: [ 1345.988112][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1345.988176][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1345.988204][ T32] r4:00000000 [ 1345.988227][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.988285][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1345.988337][ T32] 1d20: a6476000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1345.988376][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1345.988442][ T32] 1d60: 80070013 ffffffff [ 1345.988474][ T32] r5:80070013 r4:80239bb0 [ 1345.988498][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.988546][ T32] r4:82ac11e4 [ 1345.988590][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.988645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1345.988672][ T32] r4:e0451dc0 [ 1345.988695][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1345.988744][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1345.988770][ T32] r4:00000000 [ 1345.988791][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1345.988851][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1345.988892][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1345.988944][ T32] r5:00001000 r4:ee619000 [ 1345.989001][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1345.989052][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.989148][ T32] r5:8495ab8c r4:8495a800 [ 1345.989173][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1345.989270][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1345.989296][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1345.989354][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.989381][ T32] r4:847a6c80 [ 1345.989406][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1345.989459][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1345.989485][ T32] r4:00000001 [ 1345.989507][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.989547][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1345.989578][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.989610][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.989641][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.989698][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1345.989728][ T32] r4:84789140 [ 1345.989751][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.989781][ T32] INFO: task kworker/1:914:5579 blocked for more than 472 seconds. [ 1345.989814][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.989840][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.999252][ T32] task:kworker/1:914 state:D stack:0 pid:5579 tgid:5579 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.999452][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.999520][ T32] Call trace: [ 1345.999578][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1345.999646][ T32] r10:829189c0 r9:ebc99d84 r8:00000002 r7:60000113 r6:ebc99d8c r5:8560bc00 [ 1345.999674][ T32] r4:8560bc00 [ 1345.999932][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1346.000602][ T32] r5:8560bc00 r4:829189bc [ 1346.000699][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.000790][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.000922][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc99e08 [ 1346.000952][ T32] r4:00000000 [ 1346.000974][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1346.001018][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.001064][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.001114][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85210dc0 [ 1346.001146][ T32] r4:00000000 [ 1346.001169][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.001278][ T32] r9:83018205 r8:8560bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1346.001338][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.001396][ T32] r5:00001000 r4:eb9bd000 [ 1346.001446][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.001497][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.001552][ T32] r5:855aff8c r4:855afc00 [ 1346.001605][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.001708][ T32] r7:ddde2d40 r6:83018200 r5:855aff8c r4:852eb500 [ 1346.001738][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.001797][ T32] r10:61c88647 r9:8560bc00 r8:852eb52c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.001824][ T32] r4:852eb500 [ 1346.001847][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.001904][ T32] r10:00000000 r9:852eb500 r8:8027ecf4 r7:ebc8de60 r6:852eb580 r5:8560bc00 [ 1346.001958][ T32] r4:00000001 [ 1346.001988][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.002067][ T32] Exception stack(0xebc99fb0 to 0xebc99ff8) [ 1346.002136][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.002243][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.002285][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.002376][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.002490][ T32] r4:85210a80 [ 1346.002967][ T32] INFO: task kworker/1:914:5579 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1346.003046][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.003177][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.003268][ T32] Call trace: [ 1346.003400][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1346.003567][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1346.003627][ T32] r4:00000000 [ 1346.003684][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.003773][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1346.003841][ T32] 1d20: a6476000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1346.003903][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1346.003981][ T32] 1d60: 80070013 ffffffff [ 1346.004034][ T32] r5:80070013 r4:80239bb0 [ 1346.004080][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.004176][ T32] r4:82ac11e4 [ 1346.004243][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.004360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1346.004416][ T32] r4:e0451dc0 [ 1346.004465][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.004645][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1346.004703][ T32] r4:00000000 [ 1346.004728][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.004839][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1346.004879][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.004929][ T32] r5:00001000 r4:ee619000 [ 1346.004950][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.004994][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.005038][ T32] r5:8495ab8c r4:8495a800 [ 1346.005059][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.005107][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1346.005135][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.005189][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.005212][ T32] r4:847a6c80 [ 1346.005232][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.005311][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1346.005366][ T32] r4:00000001 [ 1346.005421][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.005464][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1346.005495][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.005552][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.005586][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.005620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.005646][ T32] r4:84789140 [ 1346.005669][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.005702][ T32] INFO: task kworker/1:915:5582 blocked for more than 472 seconds. [ 1346.005763][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1346.005903][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.006352][ T32] r5:8560c800 r4:829189bc [ 1346.006378][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1346.006551][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1346.006718][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1346.007238][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1346.007376][ T32] r7:ddde2d40 r6:83018200 r5:855b878c r4:852eb600 [ 1346.007398][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.007449][ T32] r10:61c88647 r9:8560c800 r8:852eb62c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.007474][ T32] r4:852eb600 [ 1346.007522][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.007576][ T32] r10:00000000 r9:852eb600 r8:8027ecf4 r7:ebc8de60 r6:852eb680 r5:8560c800 [ 1346.007601][ T32] r4:00000001 [ 1346.007621][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.007776][ T32] Exception stack(0xebc9dfb0 to 0xebc9dff8) [ 1346.007809][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.007844][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.007876][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.007934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.007961][ T32] r4:85210ec0 [ 1346.008190][ T32] INFO: task kworker/1:915:5582 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1346.008271][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.008402][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.008519][ T32] Call trace: [ 1346.008552][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1346.008609][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1346.008745][ T32] r4:00000000 [ 1346.008770][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.008814][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1346.008848][ T32] 1d20: a6476000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1346.008881][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1346.008907][ T32] 1d60: 80070013 ffffffff [ 1346.008933][ T32] r5:80070013 r4:80239bb0 [ 1346.008982][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.009057][ T32] r4:82ac11e4 [ 1346.009110][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.009269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1346.009299][ T32] r4:e0451dc0 [ 1346.009350][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.009421][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1346.009454][ T32] r4:00000000 [ 1346.009477][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.009528][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1346.009552][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.009597][ T32] r5:00001000 r4:ee619000 [ 1346.009619][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.009691][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.009741][ T32] r5:8495ab8c r4:8495a800 [ 1346.009763][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.009827][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1346.009905][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.040289][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.040341][ T32] r4:847a6c80 [ 1346.040366][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.040443][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1346.040467][ T32] r4:00000001 [ 1346.040488][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.040529][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1346.040562][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.040594][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.040648][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.040687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.040711][ T32] r4:84789140 [ 1346.040737][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.040790][ T32] INFO: task kworker/1:916:5584 blocked for more than 472 seconds. [ 1346.040852][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.040907][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.040962][ T32] task:kworker/1:916 state:D stack:0 pid:5584 tgid:5584 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.041030][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.041127][ T32] Call trace: [ 1346.041185][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1346.041281][ T32] r10:829189c0 r9:ebca1d84 r8:00000002 r7:60000113 r6:ebca1d8c r5:8560d400 [ 1346.041313][ T32] r4:8560d400 [ 1346.041360][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1346.041410][ T32] r5:8560d400 r4:829189bc [ 1346.041443][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.041490][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.041543][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebca1e08 [ 1346.041567][ T32] r4:00000000 [ 1346.041587][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1346.041639][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.041686][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.041757][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85696040 [ 1346.041785][ T32] r4:00000000 [ 1346.041828][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.041881][ T32] r9:83018205 r8:8560d400 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1346.041913][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.041962][ T32] r5:00001000 r4:ebaa5000 [ 1346.041984][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.042026][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.042094][ T32] r5:855b8b8c r4:855b8800 [ 1346.042129][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.042235][ T32] r7:ddde2d40 r6:83018200 r5:855b8b8c r4:852eb700 [ 1346.042265][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.042323][ T32] r10:61c88647 r9:8560d400 r8:852eb72c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.042348][ T32] r4:852eb700 [ 1346.042379][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.042433][ T32] r10:00000000 r9:852eb700 r8:8027ecf4 r7:ebc9de60 r6:852eb780 r5:8560d400 [ 1346.042460][ T32] r4:00000001 [ 1346.042479][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.042517][ T32] Exception stack(0xebca1fb0 to 0xebca1ff8) [ 1346.042568][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.042604][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.042634][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.042666][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.042698][ T32] r4:85696080 [ 1346.043344][ T32] INFO: task kworker/1:916:5584 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1346.043433][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.043555][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.043674][ T32] Call trace: [ 1346.043741][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1346.043850][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1346.043903][ T32] r4:00000000 [ 1346.043971][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.044057][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1346.044137][ T32] 1d20: a69b5000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1346.044209][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1346.044263][ T32] 1d60: 80070013 ffffffff [ 1346.044304][ T32] r5:80070013 r4:80239bb0 [ 1346.044333][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.044383][ T32] r4:82ac11e4 [ 1346.044407][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.044455][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1346.044500][ T32] r4:e0451dc0 [ 1346.044528][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.044580][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1346.044605][ T32] r4:00000000 [ 1346.044648][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.044698][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1346.044722][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.044778][ T32] r5:00001000 r4:ee619000 [ 1346.044823][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.044870][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.044914][ T32] r5:8495ab8c r4:8495a800 [ 1346.044935][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.044982][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1346.045003][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.045052][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.045106][ T32] r4:847a6c80 [ 1346.045131][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.045182][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1346.045219][ T32] r4:00000001 [ 1346.045252][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.045291][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1346.045345][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.045382][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.045421][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.045457][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.045481][ T32] r4:84789140 [ 1346.045511][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.045556][ T32] INFO: task kworker/1:917:5586 blocked for more than 472 seconds. [ 1346.045598][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.045627][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.045648][ T32] task:kworker/1:917 state:D stack:0 pid:5586 tgid:5586 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.045719][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.045763][ T32] Call trace: [ 1346.045841][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1346.045919][ T32] r10:829189c0 r9:ebca5d84 r8:00000002 r7:60000113 r6:ebca5d8c r5:8560e000 [ 1346.045977][ T32] r4:8560e000 [ 1346.046002][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1346.046049][ T32] r5:8560e000 r4:829189bc [ 1346.046074][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.046117][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.046214][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebca5e08 [ 1346.046242][ T32] r4:00000000 [ 1346.046262][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1346.046334][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.046403][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.046495][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85696680 [ 1346.046545][ T32] r4:00000000 [ 1346.046589][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.046639][ T32] r9:83018205 r8:8560e000 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1346.046661][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.046714][ T32] r5:00001000 r4:ebad9000 [ 1346.046740][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.046818][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.046864][ T32] r5:855b978c r4:855b9400 [ 1346.046913][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.046963][ T32] r7:ddde2d40 r6:83018200 r5:855b978c r4:852eb800 [ 1346.046985][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.047037][ T32] r10:61c88647 r9:8560e000 r8:852eb82c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.047061][ T32] r4:852eb800 [ 1346.047089][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.047159][ T32] r10:00000000 r9:852eb800 r8:8027ecf4 r7:ebca1e60 r6:852eb880 r5:8560e000 [ 1346.047186][ T32] r4:00000001 [ 1346.047207][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.047243][ T32] Exception stack(0xebca5fb0 to 0xebca5ff8) [ 1346.047271][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.047301][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.047331][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.047361][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.047387][ T32] r4:85696080 [ 1346.047668][ T32] INFO: task kworker/1:917:5586 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1346.047718][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.047777][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.047839][ T32] Call trace: [ 1346.047893][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1346.047951][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1346.047976][ T32] r4:00000000 [ 1346.048006][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.048064][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1346.048123][ T32] 1d20: a69b5000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1346.048185][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1346.048219][ T32] 1d60: 80070013 ffffffff [ 1346.048258][ T32] r5:80070013 r4:80239bb0 [ 1346.048284][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 2 printk messages dropped ** [ 1346.048455][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 ** 2 printk messages dropped ** [ 1346.048566][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1346.048590][ T32] r4:00000000 [ 1346.048609][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.048655][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1346.048678][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.048749][ T32] r5:00001000 r4:ee619000 [ 1346.048773][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.048837][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.048885][ T32] r5:8495ab8c r4:8495a800 [ 1346.048907][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.048955][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1346.048976][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.049026][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.049061][ T32] r4:847a6c80 [ 1346.049112][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.049201][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1346.049237][ T32] r4:00000001 [ 1346.049259][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.049297][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1346.049342][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.049412][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.049445][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.049477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.049501][ T32] r4:84789140 [ 1346.049544][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.049575][ T32] INFO: task kworker/1:918:5588 blocked for more than 472 seconds. [ 1346.049606][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.049643][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.049667][ T32] task:kworker/1:918 state:D stack:0 pid:5588 tgid:5588 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.049715][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.049767][ T32] Call trace: [ 1346.049799][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1346.049851][ T32] r10:829189c0 r9:ebca9d84 r8:00000002 r7:60000113 r6:ebca9d8c r5:8560ec00 [ 1346.071500][ T32] r4:8560ec00 [ 1346.071654][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1346.071797][ T32] r5:8560ec00 r4:829189bc [ 1346.071848][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.071969][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.072090][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebca9e08 [ 1346.072144][ T32] r4:00000000 [ 1346.072189][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1346.072271][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.072360][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.072466][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856963c0 [ 1346.072530][ T32] r4:00000000 [ 1346.072583][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.072680][ T32] r9:83018205 r8:8560ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1346.073021][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.073277][ T32] r5:00001000 r4:ebab9000 [ 1346.073344][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.073426][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.073512][ T32] r5:855b8f8c r4:855b8c00 [ 1346.073558][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.073657][ T32] r7:ddde2d40 r6:83018200 r5:855b8f8c r4:852eb900 [ 1346.073721][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.073902][ T32] r10:61c88647 r9:8560ec00 r8:852eb92c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.073963][ T32] r4:852eb900 [ 1346.074008][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.074115][ T32] r10:00000000 r9:852eb900 r8:8027ecf4 r7:ebca5e60 r6:852eb980 r5:8560ec00 [ 1346.074222][ T32] r4:00000001 [ 1346.074275][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.074390][ T32] Exception stack(0xebca9fb0 to 0xebca9ff8) [ 1346.074488][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.074575][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.074645][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.074717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.074771][ T32] r4:85696240 [ 1346.075370][ T32] INFO: task kworker/1:918:5588 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1346.075421][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.075521][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.075657][ T32] Call trace: [ 1346.075748][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1346.075863][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1346.075920][ T32] r4:00000000 [ 1346.075965][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.076053][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1346.076130][ T32] 1d20: a6c2a000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1346.076202][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1346.076260][ T32] 1d60: 80070013 ffffffff [ 1346.076316][ T32] r5:80070013 r4:80239bb0 [ 1346.076365][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.076457][ T32] r4:82ac11e4 [ 1346.076502][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.076604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1346.076654][ T32] r4:e0451dc0 [ 1346.076702][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.076798][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1346.076849][ T32] r4:00000000 [ 1346.076891][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.076989][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1346.077077][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.077177][ T32] r5:00001000 r4:ee619000 [ 1346.077222][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.077310][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.077398][ T32] r5:8495ab8c r4:8495a800 [ 1346.077441][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.077534][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1346.077582][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.077696][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.077746][ T32] r4:847a6c80 [ 1346.077805][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.077930][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1346.078002][ T32] r4:00000001 [ 1346.078053][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.078143][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1346.078226][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.078318][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.078397][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.078468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.078536][ T32] r4:84789140 [ 1346.078600][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.078683][ T32] INFO: task kworker/1:919:5589 blocked for more than 472 seconds. [ 1346.078767][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.078843][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.078896][ T32] task:kworker/1:919 state:D stack:0 pid:5589 tgid:5589 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.079001][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.079098][ T32] Call trace: [ 1346.079174][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1346.079229][ T32] r10:829189c0 r9:ebcadd84 r8:00000002 r7:60000113 r6:ebcadd8c r5:85610000 [ 1346.079253][ T32] r4:85610000 [ 1346.079275][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1346.079346][ T32] r5:85610000 r4:829189bc [ 1346.079371][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.079418][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.079469][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcade08 [ 1346.079492][ T32] r4:00000000 [ 1346.079511][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1346.079551][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.079619][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.079671][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856964c0 [ 1346.079704][ T32] r4:00000000 [ 1346.079753][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.079952][ T32] r9:83018205 r8:85610000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1346.104245][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.104346][ T32] r5:00001000 r4:ebac9000 [ 1346.104384][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.104492][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.104550][ T32] r5:855b938c r4:855b9000 [ 1346.104606][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.104662][ T32] r7:ddde2d40 r6:83018200 r5:855b938c r4:852eba00 [ 1346.104685][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.104757][ T32] r10:61c88647 r9:85610000 r8:852eba2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.104785][ T32] r4:852eba00 [ 1346.104831][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.104913][ T32] r10:00000000 r9:852eba00 r8:8027ecf4 r7:ebca5e60 r6:852eba80 r5:85610000 [ 1346.104941][ T32] r4:00000001 [ 1346.104965][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.105043][ T32] Exception stack(0xebcadfb0 to 0xebcadff8) [ 1346.105086][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.105190][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.105241][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.105276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.105300][ T32] r4:85696240 [ 1346.105717][ T32] INFO: task kworker/1:919:5589 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1346.105756][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.105900][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.106012][ T32] Call trace: [ 1346.106103][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1346.106164][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1346.106235][ T32] r4:00000000 [ 1346.106279][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.106340][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1346.106397][ T32] 1d20: a6fb5000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1346.106435][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1346.106525][ T32] 1d60: 80070013 ffffffff [ 1346.106555][ T32] r5:80070013 r4:80239bb0 [ 1346.106601][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.106650][ T32] r4:82ac11e4 [ 1346.106675][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.106755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1346.106780][ T32] r4:e0451dc0 [ 1346.106803][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.106907][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1346.106935][ T32] r4:00000000 [ 1346.107041][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.107120][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1346.107147][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.107195][ T32] r5:00001000 r4:ee619000 [ 1346.107217][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.107347][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.107398][ T32] r5:8495ab8c r4:8495a800 [ 1346.107419][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.107467][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1346.107488][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.107571][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.107614][ T32] r4:847a6c80 [ 1346.107671][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.107810][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1346.107884][ T32] r4:00000001 [ 1346.107909][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.107959][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1346.108019][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.108088][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.108132][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.108250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.108279][ T32] r4:84789140 [ 1346.108303][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.108338][ T32] INFO: task kworker/1:920:5591 blocked for more than 472 seconds. [ 1346.108395][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.108548][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.108599][ T32] task:kworker/1:920 state:D stack:0 pid:5591 tgid:5591 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.108680][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.108736][ T32] Call trace: [ 1346.108798][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1346.108850][ T32] r10:829189c0 r9:ebc49d84 r8:00000002 r7:60000113 r6:ebc49d8c r5:85611800 [ 1346.108896][ T32] r4:85611800 [ 1346.108921][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1346.109056][ T32] r5:85611800 r4:829189bc [ 1346.109131][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.109246][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.109323][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc49e08 [ 1346.109353][ T32] r4:00000000 [ 1346.109374][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1346.109473][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.109528][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.109630][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85696bc0 [ 1346.109680][ T32] r4:00000000 [ 1346.109723][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.109838][ T32] r9:83018205 r8:85611800 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1346.127896][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.128031][ T32] r5:00001000 r4:ebb09000 [ 1346.128103][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.128184][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.128245][ T32] r5:855b9f8c r4:855b9c00 [ 1346.128305][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.128413][ T32] r7:ddde2d40 r6:83018200 r5:855b9f8c r4:852ebb00 [ 1346.128461][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.128517][ T32] r10:61c88647 r9:85611800 r8:852ebb2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.128563][ T32] r4:852ebb00 [ 1346.128588][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.128639][ T32] r10:00000000 r9:852ebb00 r8:8027ecf4 r7:ebca5e60 r6:852ebb80 r5:85611800 [ 1346.128663][ T32] r4:00000001 [ 1346.128705][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.128748][ T32] Exception stack(0xebc49fb0 to 0xebc49ff8) [ 1346.128781][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.128812][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.128842][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.128875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.128908][ T32] r4:85696640 [ 1346.129362][ T32] INFO: task kworker/1:920:5591 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1346.129411][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.129568][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.129672][ T32] Call trace: [ 1346.129753][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1346.129834][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1346.129919][ T32] r4:00000000 [ 1346.140532][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.140608][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1346.140666][ T32] 1d20: a789b000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1346.140705][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1346.140756][ T32] 1d60: 80070013 ffffffff [ 1346.140830][ T32] r5:80070013 r4:80239bb0 [ 1346.140891][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.140943][ T32] r4:82ac11e4 [ 1346.140966][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.141016][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1346.141040][ T32] r4:e0451dc0 [ 1346.141088][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.141154][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1346.141182][ T32] r4:00000000 [ 1346.141205][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.141256][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1346.141279][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.141326][ T32] r5:00001000 r4:ee619000 [ 1346.141357][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.141406][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.141452][ T32] r5:8495ab8c r4:8495a800 [ 1346.141472][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.141560][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1346.141585][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.141680][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.141710][ T32] r4:847a6c80 [ 1346.141732][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.141783][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1346.141807][ T32] r4:00000001 [ 1346.141827][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.141864][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1346.141893][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.141937][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.141971][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.142005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.142042][ T32] r4:84789140 [ 1346.142069][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.142107][ T32] INFO: task kworker/1:921:5594 blocked for more than 472 seconds. [ 1346.142142][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.142185][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.142211][ T32] task:kworker/1:921 state:D stack:0 pid:5594 tgid:5594 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.142267][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.142339][ T32] Call trace: [ 1346.142398][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1346.142450][ T32] r10:829189c0 r9:ebcb9d84 r8:00000002 r7:60000113 r6:ebcb9d8c r5:85610c00 [ 1346.142517][ T32] r4:85610c00 [ 1346.142565][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1346.142614][ T32] r5:85610c00 r4:829189bc [ 1346.142636][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.142679][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.142729][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcb9e08 [ 1346.142799][ T32] r4:00000000 [ 1346.142851][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1346.142919][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.142991][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.143102][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85696a80 [ 1346.143167][ T32] r4:00000000 [ 1346.143212][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.143329][ T32] r9:83018205 r8:85610c00 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1346.143383][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.143466][ T32] r5:00001000 r4:ebaf9000 [ 1346.143489][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.143531][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.143573][ T32] r5:855b9b8c r4:855b9800 [ 1346.143594][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.143664][ T32] r7:ddde2d40 r6:83018200 r5:855b9b8c r4:852ebc00 [ 1346.143709][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.143765][ T32] r10:61c88647 r9:85610c00 r8:852ebc2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.143789][ T32] r4:852ebc00 [ 1346.143809][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.143856][ T32] r10:00000000 r9:852ebc00 r8:8027ecf4 r7:ebc49e60 r6:852ebc80 r5:85610c00 [ 1346.143879][ T32] r4:00000001 [ 1346.143923][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.143991][ T32] Exception stack(0xebcb9fb0 to 0xebcb9ff8) [ 1346.144021][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.144097][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.144130][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.144163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.144186][ T32] r4:856965c0 [ 1346.144597][ T32] INFO: task kworker/1:921:5594 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1346.144645][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.144708][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.144785][ T32] Call trace: [ 1346.144854][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1346.144912][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1346.144937][ T32] r4:00000000 [ 1346.144959][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.145001][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1346.145033][ T32] 1d20: a789b000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1346.145087][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1346.145117][ T32] 1d60: 80070013 ffffffff [ 1346.145165][ T32] r5:80070013 r4:80239bb0 [ 1346.145190][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.145257][ T32] r4:82ac11e4 [ 1346.145385][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.145438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1346.145462][ T32] r4:e0451dc0 [ 1346.145525][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1346.145839][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 13 printk messages dropped ** [ 1346.146646][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1346.147532][ T32] r4:85612400 ** 1 printk messages dropped ** [ 1346.147641][ T32] r5:85612400 r4:829189bc ** 3 printk messages dropped ** [ 1346.147818][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1346.148321][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 14 printk messages dropped ** [ 1346.149397][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1346.174619][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1346.174690][ T32] r4:00000000 [ 1346.174766][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.174863][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1346.174938][ T32] 1d20: a7b2d000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1346.175028][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1346.175100][ T32] 1d60: 80070013 ffffffff [ 1346.175189][ T32] r5:80070013 r4:80239bb0 [ 1346.175237][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.175338][ T32] r4:82ac11e4 [ 1346.175391][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.175482][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1346.175534][ T32] r4:e0451dc0 [ 1346.175581][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.175677][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1346.175728][ T32] r4:00000000 [ 1346.175774][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.175875][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1346.175925][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.176014][ T32] r5:00001000 r4:ee619000 [ 1346.176063][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.176152][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.176239][ T32] r5:8495ab8c r4:8495a800 [ 1346.176285][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.176432][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1346.176555][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.176664][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.176714][ T32] r4:847a6c80 [ 1346.176805][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.176923][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1346.177001][ T32] r4:00000001 [ 1346.177049][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.177127][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1346.177186][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.177249][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.177313][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.177444][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.177507][ T32] r4:84789140 [ 1346.177612][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.177680][ T32] INFO: task kworker/1:923:5599 blocked for more than 472 seconds. [ 1346.177752][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.177806][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.177868][ T32] task:kworker/1:923 state:D stack:0 pid:5599 tgid:5599 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.178051][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.178142][ T32] Call trace: [ 1346.178233][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1346.178395][ T32] r10:829189c0 r9:ebcbdd84 r8:00000002 r7:60000113 r6:ebcbdd8c r5:85613c00 [ 1346.178496][ T32] r4:85613c00 [ 1346.178549][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1346.178651][ T32] r5:85613c00 r4:829189bc [ 1346.178697][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.178787][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1346.179794][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 17 printk messages dropped ** [ 1346.194468][ T32] INFO: task kworker/1:923:5599 is blocked on a mutex likely owned by task kworker/1:208:3660. ** 16 printk messages dropped ** [ 1346.195562][ T32] r4:e0451dc0 ** 4 printk messages dropped ** [ 1346.195736][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 ** 7 printk messages dropped ** [ 1346.196135][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1346.196676][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1346.196804][ T32] INFO: task kworker/1:924:5600 blocked for more than 472 seconds. [ 1346.196845][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.196896][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.196925][ T32] task:kworker/1:924 state:D stack:0 pid:5600 tgid:5600 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.197004][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.197098][ T32] Call trace: [ 1346.197179][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1346.197237][ T32] r10:829189c0 r9:ebcc1d84 r8:00000002 r7:60000113 r6:ebcc1d8c r5:85613000 [ 1346.197305][ T32] r4:85613000 [ 1346.197346][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1346.197417][ T32] r5:85613000 r4:829189bc [ 1346.197485][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.197536][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.197599][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcc1e08 [ 1346.197628][ T32] r4:00000000 [ 1346.197650][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1346.197715][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.197786][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.197841][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85696f40 [ 1346.197919][ T32] r4:00000000 [ 1346.197956][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.198012][ T32] r9:83018205 r8:85613000 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1346.198057][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.198110][ T32] r5:00001000 r4:ebb5b000 [ 1346.198196][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.198271][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.198333][ T32] r5:855ba78c r4:855ba400 [ 1346.198377][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.198431][ T32] r7:ddde2d40 r6:83018200 r5:855ba78c r4:852ebf00 [ 1346.198454][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.198507][ T32] r10:61c88647 r9:85613000 r8:852ebf2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.198600][ T32] r4:852ebf00 [ 1346.198627][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.198682][ T32] r10:00000000 r9:852ebf00 r8:8027ecf4 r7:ebcb5e60 r6:852ebf80 r5:85613000 [ 1346.198707][ T32] r4:00000001 [ 1346.198728][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.198766][ T32] Exception stack(0xebcc1fb0 to 0xebcc1ff8) ** 3 printk messages dropped ** [ 1346.199001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 14 printk messages dropped ** [ 1346.217675][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1346.218358][ T32] r5:00001000 r4:ee619000 ** 4 printk messages dropped ** [ 1346.218670][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 ** 9 printk messages dropped ** [ 1346.219173][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1346.231895][ T32] r5:85614800 r4:829189bc ** 2 printk messages dropped ** [ 1346.232061][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcb1e08 ** 10 printk messages dropped ** [ 1346.232831][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 14 printk messages dropped ** [ 1346.234284][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1346.236424][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 16 printk messages dropped ** [ 1346.238017][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 16 printk messages dropped ** [ 1346.238722][ T32] task:kworker/1:926 state:D stack:0 pid:5605 tgid:5605 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1346.239418][ T32] r4:00000000 [ 1346.239445][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1346.239490][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.239563][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.239618][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856a0040 [ 1346.239673][ T32] r4:00000000 [ 1346.239731][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.239806][ T32] r9:83018205 r8:85615400 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [ 1346.239924][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.263905][ T32] r5:00001000 r4:dfa97000 [ 1346.264301][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.264411][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.264495][ T32] r5:855baf8c r4:855bac00 [ 1346.264524][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.264579][ T32] r7:ddde2d40 r6:83018200 r5:855baf8c r4:85698100 [ 1346.264635][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.264694][ T32] r10:61c88647 r9:85615400 r8:8569812c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.264720][ T32] r4:85698100 [ 1346.264867][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.265024][ T32] r10:00000000 r9:85698100 r8:8027ecf4 r7:ebcb5e60 r6:85698180 r5:85615400 [ 1346.265324][ T32] r4:00000001 [ 1346.265395][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.265479][ T32] Exception stack(0xebcc5fb0 to 0xebcc5ff8) [ 1346.265547][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.265666][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.265761][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.265886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.265946][ T32] r4:856a0080 ** 2 printk messages dropped ** [ 1346.267021][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1346.268223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 ** 7 printk messages dropped ** [ 1346.268803][ T32] r5:00001000 r4:ee619000 ** 5 printk messages dropped ** [ 1346.269264][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 16 printk messages dropped ** [ 1346.294440][ T32] task:kworker/1:927 state:D stack:0 pid:5607 tgid:5607 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1346.295152][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1346.295706][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 16 printk messages dropped ** [ 1346.296738][ T32] r4:856a0240 ** 11 printk messages dropped ** [ 1346.298402][ T32] 1d60: 80070013 ffffffff ** 10 printk messages dropped ** [ 1346.299338][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 ** 17 printk messages dropped ** [ 1346.308869][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1346.309804][ T32] r5:85616c00 r4:829189bc ** 3 printk messages dropped ** [ 1346.310677][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1346.311165][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1346.311392][ T32] r7:ddde2d40 r6:83018200 r5:855bbf8c r4:85698300 [ 1346.311415][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.311465][ T32] r10:61c88647 r9:85616c00 r8:8569832c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.311519][ T32] r4:85698300 [ 1346.311543][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.311595][ T32] r10:00000000 r9:85698300 r8:8027ecf4 r7:ebcb5e60 r6:85698380 r5:85616c00 [ 1346.311618][ T32] r4:00000001 [ 1346.311638][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.311676][ T32] Exception stack(0xeba69fb0 to 0xeba69ff8) [ 1346.311707][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.311740][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.311775][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.311811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.311863][ T32] r4:856a0400 [ 1346.312277][ T32] INFO: task kworker/1:928:5610 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1346.312347][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.312459][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.312508][ T32] Call trace: [ 1346.312584][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1346.312640][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1346.312664][ T32] r4:00000000 [ 1346.312685][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.312737][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1346.312773][ T32] 1d20: a89cf000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1346.312805][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1346.312896][ T32] 1d60: 80070013 ffffffff [ 1346.313039][ T32] r5:80070013 r4:80239bb0 [ 1346.313137][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.313243][ T32] r4:82ac11e4 [ 1346.313442][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.313552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1346.313581][ T32] r4:e0451dc0 ** 1 printk messages dropped ** [ 1346.313655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 ** 15 printk messages dropped ** [ 1346.314323][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1346.314806][ T32] INFO: task kworker/1:929:5612 blocked for more than 472 seconds. ** 9 printk messages dropped ** [ 1346.315458][ T32] r5:85618000 r4:829189bc [ 1346.315482][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1346.315646][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1346.315868][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856a0600 ** 8 printk messages dropped ** [ 1346.316289][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1346.316741][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1346.317226][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1346.318006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 ** 12 printk messages dropped ** [ 1346.318636][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 ** 11 printk messages dropped ** [ 1346.319287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 7 printk messages dropped ** [ 1346.319580][ T32] Call trace: [ 1346.319612][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1346.319661][ T32] r10:829189c0 r9:ebbcdd84 r8:00000002 r7:60000113 r6:ebbcdd8c r5:85618c00 [ 1346.319691][ T32] r4:85618c00 [ 1346.319711][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1346.319754][ T32] r5:85618c00 r4:829189bc [ 1346.319791][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.319850][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.350408][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbcde08 [ 1346.350461][ T32] r4:00000000 [ 1346.350491][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1346.350559][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.350607][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.350654][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856a0a80 [ 1346.350678][ T32] r4:00000000 [ 1346.350698][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.350746][ T32] r9:83018205 r8:85618c00 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1346.350790][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.350841][ T32] r5:00001000 r4:eafe3000 [ 1346.350926][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.350973][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.351017][ T32] r5:856e078c r4:856e0400 [ 1346.351038][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.351121][ T32] r7:ddde2d40 r6:83018200 r5:856e078c r4:85698500 [ 1346.351148][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.351234][ T32] r10:61c88647 r9:85618c00 r8:8569852c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.351290][ T32] r4:85698500 [ 1346.351352][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.351435][ T32] r10:00000000 r9:85698500 r8:8027ecf4 r7:eba69e60 r6:85698580 r5:85618c00 [ 1346.351505][ T32] r4:00000001 [ 1346.351530][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.351618][ T32] Exception stack(0xebbcdfb0 to 0xebbcdff8) ** 2 printk messages dropped ** [ 1346.351715][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1346.352794][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 18 printk messages dropped ** [ 1346.354384][ T32] r4:847a6c80 ** 9 printk messages dropped ** [ 1346.354758][ T32] r4:84789140 ** 6 printk messages dropped ** [ 1346.355049][ T32] Call trace: [ 1346.355124][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1346.355176][ T32] r10:829189c0 r9:ebbb5d84 r8:00000002 r7:60000113 r6:ebbb5d8c r5:85619800 [ 1346.355234][ T32] r4:85619800 [ 1346.355259][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1346.355304][ T32] r5:85619800 r4:829189bc [ 1346.355357][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.355426][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.355480][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbb5e08 [ 1346.355504][ T32] r4:00000000 [ 1346.355523][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1346.355602][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.355646][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.355714][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856a0840 [ 1346.355741][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1346.356016][ T32] r5:856e038c r4:856e0000 ** 4 printk messages dropped ** [ 1346.356251][ T32] r4:85698600 ** 3 printk messages dropped ** [ 1346.356409][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1346.357065][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) ** 19 printk messages dropped ** [ 1346.358062][ T32] r5:00001000 r4:ee619000 ** 10 printk messages dropped ** [ 1346.358943][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1346.359489][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1346.381847][ T32] r5:8561a400 r4:829189bc ** 7 printk messages dropped ** [ 1346.382617][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856a0bc0 ** 16 printk messages dropped ** [ 1346.383879][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 17 printk messages dropped ** [ 1346.386311][ T32] 1d60: 80070013 ffffffff ** 10 printk messages dropped ** [ 1346.387179][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1346.387235][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.387357][ T32] r5:00001000 r4:ee619000 [ 1346.387407][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.387508][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.387613][ T32] r5:8495ab8c r4:8495a800 [ 1346.387690][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.387792][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1346.387839][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.387948][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.388056][ T32] r4:847a6c80 [ 1346.388143][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.388260][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1346.388314][ T32] r4:00000001 [ 1346.388364][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.388443][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1346.388506][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.388575][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.388665][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.388747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.388803][ T32] r4:84789140 [ 1346.388848][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.388965][ T32] INFO: task kworker/1:933:5620 blocked for more than 472 seconds. [ 1346.389025][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.389070][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.389130][ T32] task:kworker/1:933 state:D stack:0 pid:5620 tgid:5620 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.389274][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.389440][ T32] Call trace: [ 1346.389528][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1346.389643][ T32] r10:829189c0 r9:ebccdd84 r8:00000002 r7:60000113 r6:ebccdd8c r5:8561b000 [ 1346.389721][ T32] r4:8561b000 [ 1346.389760][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1346.389833][ T32] r5:8561b000 r4:829189bc [ 1346.414792][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.414930][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.415008][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebccde08 [ 1346.415036][ T32] r4:00000000 [ 1346.415059][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1346.415195][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.415276][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.415328][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856a0d40 [ 1346.415353][ T32] r4:00000000 [ 1346.415376][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.415426][ T32] r9:83018205 r8:8561b000 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1346.415449][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1346.415712][ T32] r5:856e0f8c r4:856e0c00 ** 2 printk messages dropped ** [ 1346.415839][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1346.416172][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1346.416299][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1346.416492][ T32] r4:856a0a40 ** 2 printk messages dropped ** [ 1346.417056][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1346.417220][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1346.417605][ T32] 1d60: 80070013 ffffffff ** 2 printk messages dropped ** [ 1346.417734][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1346.417867][ T32] r4:e0451dc0 ** 1 printk messages dropped ** [ 1346.417938][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 ** 4 printk messages dropped ** [ 1346.418236][ T32] r5:00001000 r4:ee619000 ** 3 printk messages dropped ** [ 1346.418508][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1346.418709][ T32] r4:847a6c80 ** 3 printk messages dropped ** [ 1346.418929][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1346.419238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 2 printk messages dropped ** [ 1346.419474][ T32] INFO: task kworker/1:934:5622 blocked for more than 472 seconds. [ 1346.419557][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.419614][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.419707][ T32] task:kworker/1:934 state:D stack:0 pid:5622 tgid:5622 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.419817][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.438620][ T32] Call trace: [ 1346.438843][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1346.438997][ T32] r10:829189c0 r9:ebcd9d84 r8:00000002 r7:60000013 r6:ebcd9d8c r5:8561bc00 [ 1346.439053][ T32] r4:8561bc00 [ 1346.439112][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1346.439208][ T32] r5:8561bc00 r4:829189bc [ 1346.439257][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.439348][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.439461][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcd9e08 [ 1346.439514][ T32] r4:00000000 [ 1346.439725][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1346.439787][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.439870][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.444881][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856a0dc0 [ 1346.444958][ T32] r4:00000000 [ 1346.444999][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.445066][ T32] r9:83018205 r8:8561bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1346.445099][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.445216][ T32] r5:00001000 r4:eb25b000 [ 1346.445246][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.445292][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.445340][ T32] r5:856e138c r4:856e1000 [ 1346.445362][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.445426][ T32] r7:ddde2d40 r6:83018200 r5:856e138c r4:85698900 [ 1346.445453][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.445523][ T32] r10:61c88647 r9:8561bc00 r8:8569892c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.445551][ T32] r4:85698900 [ 1346.445572][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.445645][ T32] r10:00000000 r9:85698900 r8:8027ecf4 r7:ebccde60 r6:85698980 r5:8561bc00 [ 1346.445703][ T32] r4:00000001 [ 1346.445758][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.445881][ T32] Exception stack(0xebcd9fb0 to 0xebcd9ff8) [ 1346.445960][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.446030][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.446106][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.446196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.446308][ T32] r4:856a0b40 [ 1346.447049][ T32] INFO: task kworker/1:934:5622 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1346.447145][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.447283][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.447376][ T32] Call trace: [ 1346.447444][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1346.447557][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1346.447607][ T32] r4:00000000 [ 1346.447651][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.447731][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1346.447796][ T32] 1d20: aa4c7000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1346.447860][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1346.447915][ T32] 1d60: 80070013 ffffffff [ 1346.447968][ T32] r5:80070013 r4:80239bb0 [ 1346.448012][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.448119][ T32] r4:82ac11e4 [ 1346.448167][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.448301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1346.448433][ T32] r4:e0451dc0 [ 1346.448547][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.448659][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1346.448728][ T32] r4:00000000 [ 1346.448781][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.448905][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1346.448983][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.449092][ T32] r5:00001000 r4:ee619000 [ 1346.449174][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.449274][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.449378][ T32] r5:8495ab8c r4:8495a800 [ 1346.449431][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.449569][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1346.449623][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.449679][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.449704][ T32] r4:847a6c80 [ 1346.449724][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.449775][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1346.449833][ T32] r4:00000001 [ 1346.449858][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.462151][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1346.462269][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.462366][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.462402][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.462439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.462464][ T32] r4:84789140 [ 1346.462503][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.462539][ T32] INFO: task kworker/1:935:5623 blocked for more than 472 seconds. [ 1346.462605][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.462637][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.462689][ T32] task:kworker/1:935 state:D stack:0 pid:5623 tgid:5623 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.462819][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.462939][ T32] Call trace: [ 1346.463020][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1346.463144][ T32] r10:829189c0 r9:ebcc9d84 r8:00000002 r7:60000113 r6:ebcc9d8c r5:8561d400 [ 1346.463236][ T32] r4:8561d400 [ 1346.463291][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) ** 4 printk messages dropped ** [ 1346.463719][ T32] r4:00000000 [ 1346.463767][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1346.463927][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.464050][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.464159][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856b2480 [ 1346.464211][ T32] r4:00000000 [ 1346.464336][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.464475][ T32] r9:83018205 r8:8561d400 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1346.464676][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.464778][ T32] r5:00001000 r4:eb671000 [ 1346.464831][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.464926][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.465012][ T32] r5:856e1b8c r4:856e1800 [ 1346.465053][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.465162][ T32] r7:ddde2d40 r6:83018200 r5:856e1b8c r4:85698a00 [ 1346.465212][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.465315][ T32] r10:61c88647 r9:8561d400 r8:85698a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.465368][ T32] r4:85698a00 [ 1346.465507][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.465648][ T32] r10:00000000 r9:85698a00 r8:8027ecf4 r7:ebcd9e60 r6:85698a80 r5:8561d400 [ 1346.465709][ T32] r4:00000001 [ 1346.465758][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.465844][ T32] Exception stack(0xebcc9fb0 to 0xebcc9ff8) [ 1346.465981][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.466059][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.466146][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.466240][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.466301][ T32] r4:856a0cc0 [ 1346.467008][ T32] INFO: task kworker/1:935:5623 is blocked on a mutex likely owned by task kworker/1:208:3660. ** 3 printk messages dropped ** [ 1346.467437][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1346.467884][ T32] r4:82ac11e4 [ 1346.467931][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.467982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1346.468030][ T32] r4:e0451dc0 [ 1346.468055][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.468110][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1346.468164][ T32] r4:00000000 [ 1346.468216][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.468268][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1346.468291][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1346.468645][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1346.468979][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1346.469331][ T32] task:kworker/0:310 state:D stack:0 pid:5627 tgid:5627 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1346.469709][ T32] r5:8561e000 r4:829189bc ** 1 printk messages dropped ** [ 1346.469803][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.469856][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcede08 [ 1346.487048][ T32] r4:00000000 [ 1346.487143][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1346.487221][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.487274][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.487362][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856bf6c0 [ 1346.487415][ T32] r4:00000000 [ 1346.487458][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.487560][ T32] r9:83018005 r8:8561e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 [ 1346.487630][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.487698][ T32] r5:00001000 r4:ec5f5000 [ 1346.487751][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.487800][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.487846][ T32] r5:8562e78c r4:8562e400 [ 1346.487867][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.487916][ T32] r7:dddced40 r6:83018000 r5:8562e78c r4:855f3b00 [ 1346.487938][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.488018][ T32] r10:61c88647 r9:8561e000 r8:855f3b2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.488046][ T32] r4:855f3b00 [ 1346.488102][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.488159][ T32] r10:00000000 r9:855f3b00 r8:8027ecf4 r7:eb9f9e60 r6:85698b00 r5:8561e000 [ 1346.488184][ T32] r4:00000001 [ 1346.488205][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.488244][ T32] Exception stack(0xebcedfb0 to 0xebcedff8) [ 1346.488307][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.488349][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.488405][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.488442][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.488467][ T32] r4:85693f40 [ 1346.488900][ T32] INFO: task kworker/0:310:5627 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1346.488997][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.489114][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.489198][ T32] Call trace: [ 1346.489283][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1346.489371][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1346.489401][ T32] r4:00000000 [ 1346.489426][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.489469][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1346.489502][ T32] 1d20: aab32000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1346.489534][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1346.489559][ T32] 1d60: 80070013 ffffffff [ 1346.489585][ T32] r5:80070013 r4:80239bb0 [ 1346.489609][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.489685][ T32] r4:82ac11e4 [ 1346.489776][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.489828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1346.489878][ T32] r4:e0451dc0 [ 1346.505303][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.505402][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1346.505430][ T32] r4:00000000 [ 1346.505451][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.505501][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1346.505552][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.505605][ T32] r5:00001000 r4:ee619000 [ 1346.505627][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.505671][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1346.505850][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 ** 2 printk messages dropped ** [ 1346.505982][ T32] r4:847a6c80 ** 3 printk messages dropped ** [ 1346.506236][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1346.506449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 5 printk messages dropped ** [ 1346.506672][ T32] task:kworker/1:936 state:D stack:0 pid:5628 tgid:5628 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1346.506998][ T32] r4:8561c800 ** 1 printk messages dropped ** [ 1346.507069][ T32] r5:8561c800 r4:829189bc [ 1346.507110][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.507155][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1346.507327][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1346.507563][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1346.507732][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1346.507912][ T32] r10:61c88647 r9:8561c800 r8:85698bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.507939][ T32] r4:85698b80 [ 1346.507961][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.508010][ T32] r10:00000000 r9:85698b80 r8:8027ecf4 r7:ebcc9e60 r6:85698c00 r5:8561c800 [ 1346.508057][ T32] r4:00000001 [ 1346.508114][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.508187][ T32] Exception stack(0xebcf1fb0 to 0xebcf1ff8) [ 1346.508248][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.508283][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.508312][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.508344][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.508367][ T32] r4:8476df80 [ 1346.508770][ T32] INFO: task kworker/1:936:5628 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1346.508839][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.508974][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.509021][ T32] Call trace: [ 1346.509101][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1346.509157][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1346.509182][ T32] r4:00000000 [ 1346.509202][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.509287][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1346.509323][ T32] 1d20: ab133000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1346.509355][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1346.509413][ T32] 1d60: 80070013 ffffffff [ 1346.509443][ T32] r5:80070013 r4:80239bb0 [ 1346.509466][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.509570][ T32] r4:82ac11e4 [ 1346.509596][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.509646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1346.509670][ T32] r4:e0451dc0 [ 1346.509721][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.509800][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1346.509826][ T32] r4:00000000 [ 1346.517260][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.517372][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1346.517402][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.517453][ T32] r5:00001000 r4:ee619000 [ 1346.517476][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.517518][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.517561][ T32] r5:8495ab8c r4:8495a800 [ 1346.517622][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.517676][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1346.517699][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.517751][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.517775][ T32] r4:847a6c80 [ 1346.517795][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.517876][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1346.517904][ T32] r4:00000001 [ 1346.517927][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.517983][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1346.518016][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.518048][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.518083][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.518116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.518188][ T32] r4:84789140 [ 1346.518218][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.518248][ T32] INFO: task kworker/0:311:5629 blocked for more than 472 seconds. [ 1346.518283][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.518576][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.518645][ T32] task:kworker/0:311 state:D stack:0 pid:5629 tgid:5629 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.518746][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.518791][ T32] Call trace: [ 1346.518824][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1346.518878][ T32] r10:829189c0 r9:ebcddd84 r8:00000002 r7:60000113 r6:ebcddd8c r5:85659800 [ 1346.518901][ T32] r4:85659800 [ 1346.518921][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1346.518980][ T32] r5:85659800 r4:829189bc [ 1346.519001][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.519044][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.519100][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcdde08 [ 1346.519283][ T32] r4:00000000 [ 1346.519338][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1346.519461][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.519508][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.519556][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856bfd80 [ 1346.519580][ T32] r4:00000000 [ 1346.519601][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.519647][ T32] r9:83018005 r8:85659800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 [ 1346.519837][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.519884][ T32] r5:00001000 r4:ec5e5000 [ 1346.519905][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.532963][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.533259][ T32] r5:8562e38c r4:8562e000 [ 1346.533338][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.533445][ T32] r7:dddced40 r6:83018000 r5:8562e38c r4:855f3b80 [ 1346.533496][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.533642][ T32] r10:61c88647 r9:85659800 r8:855f3bac r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.533697][ T32] r4:855f3b80 [ 1346.533735][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.533818][ T32] r10:00000000 r9:855f3b80 r8:8027ecf4 r7:ebcede60 r6:855f3c00 r5:85659800 [ 1346.533891][ T32] r4:00000001 [ 1346.533927][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.533987][ T32] Exception stack(0xebcddfb0 to 0xebcddff8) [ 1346.534069][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.534137][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.534329][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.534394][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.534505][ T32] r4:85693f40 [ 1346.535027][ T32] INFO: task kworker/0:311:5629 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1346.535424][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.535730][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.535780][ T32] Call trace: [ 1346.535933][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1346.536003][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1346.536032][ T32] r4:00000000 [ 1346.536211][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.536262][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1346.536302][ T32] 1d20: ab359000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1346.536412][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1346.536725][ T32] 1d60: 80070013 ffffffff [ 1346.536762][ T32] r5:80070013 r4:80239bb0 [ 1346.536787][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.536838][ T32] r4:82ac11e4 [ 1346.537371][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.537432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1346.537458][ T32] r4:e0451dc0 [ 1346.537481][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.537541][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1346.537569][ T32] r4:00000000 [ 1346.537591][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.537650][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1346.537690][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.537938][ T32] r5:00001000 r4:ee619000 [ 1346.537968][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.538018][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.538071][ T32] r5:8495ab8c r4:8495a800 [ 1346.538161][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.538239][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1346.538293][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.538360][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.538388][ T32] r4:847a6c80 [ 1346.538484][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.538544][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1346.538572][ T32] r4:00000001 [ 1346.538620][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.538664][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1346.538695][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.538747][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.538782][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.538880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.538909][ T32] r4:84789140 [ 1346.538935][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.539002][ T32] INFO: task kworker/1:937:5632 blocked for more than 472 seconds. [ 1346.539041][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.539069][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.539119][ T32] task:kworker/1:937 state:D stack:0 pid:5632 tgid:5632 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.539174][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.539216][ T32] Call trace: [ 1346.539284][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1346.539346][ T32] r10:829189c0 r9:ebcf5d84 r8:00000002 r7:60000113 r6:ebcf5d8c r5:8565bc00 [ 1346.539373][ T32] r4:8565bc00 [ 1346.539394][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1346.539653][ T32] r5:8565bc00 r4:829189bc [ 1346.539737][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.539784][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.539913][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcf5e08 [ 1346.562685][ T32] r4:00000000 [ 1346.562732][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1346.562848][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.562955][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.563054][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856b2580 [ 1346.563116][ T32] r4:00000000 [ 1346.563249][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.563480][ T32] r9:83018205 r8:8565bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1346.563546][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.563649][ T32] r5:00001000 r4:eb6ab000 [ 1346.563695][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.563785][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.563898][ T32] r5:856e1f8c r4:856e1c00 [ 1346.563999][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.564122][ T32] r7:ddde2d40 r6:83018200 r5:856e1f8c r4:85698c80 [ 1346.564154][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1346.564297][ T32] r4:85698c80 ** 2 printk messages dropped ** [ 1346.564685][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1346.564801][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.564855][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.564917][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.564990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.565024][ T32] r4:856b2280 [ 1346.565459][ T32] INFO: task kworker/1:937:5632 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1346.565547][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.565661][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.565743][ T32] Call trace: [ 1346.565778][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1346.565847][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1346.565888][ T32] r4:00000000 [ 1346.565923][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.565981][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1346.566017][ T32] 1d20: ab964000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1346.566049][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1346.566101][ T32] 1d60: 80070013 ffffffff [ 1346.566153][ T32] r5:80070013 r4:80239bb0 [ 1346.566205][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.566269][ T32] r4:82ac11e4 [ 1346.566295][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.566349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1346.566373][ T32] r4:e0451dc0 [ 1346.566393][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.566460][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1346.566487][ T32] r4:00000000 [ 1346.566534][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.566585][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1346.566608][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.566652][ T32] r5:00001000 r4:ee619000 [ 1346.566692][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.566738][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.566784][ T32] r5:8495ab8c r4:8495a800 [ 1346.566805][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.566882][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1346.566906][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.566957][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.567010][ T32] r4:847a6c80 [ 1346.567034][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.567121][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1346.567186][ T32] r4:00000001 [ 1346.567212][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.567280][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1346.567312][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.567349][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.567378][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.567410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.567434][ T32] r4:84789140 [ 1346.567485][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.567519][ T32] INFO: task kworker/1:938:5635 blocked for more than 473 seconds. [ 1346.567557][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.567585][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.567650][ T32] task:kworker/1:938 state:D stack:0 pid:5635 tgid:5635 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.567702][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.567742][ T32] Call trace: [ 1346.567790][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1346.567844][ T32] r10:829189c0 r9:ebd05d84 r8:00000002 r7:60000113 r6:ebd05d8c r5:8565d400 [ 1346.567868][ T32] r4:8565d400 [ 1346.567888][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1346.567932][ T32] r5:8565d400 r4:829189bc [ 1346.568018][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.568066][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.568125][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd05e08 [ 1346.568160][ T32] r4:00000000 [ 1346.568183][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1346.568225][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.568264][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.568332][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856b26c0 [ 1346.568394][ T32] r4:00000000 [ 1346.568419][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.568493][ T32] r9:83018205 r8:8565d400 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1346.568549][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.568595][ T32] r5:00001000 r4:eb725000 [ 1346.568616][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.568658][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.568703][ T32] r5:856e238c r4:856e2000 [ 1346.568770][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.568825][ T32] r7:ddde2d40 r6:83018200 r5:856e238c r4:85698d00 [ 1346.568847][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.568898][ T32] r10:61c88647 r9:8565d400 r8:85698d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.568921][ T32] r4:85698d00 [ 1346.568941][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.568988][ T32] r10:00000000 r9:85698d00 r8:8027ecf4 r7:ebcf5e60 r6:855f3d00 r5:8565d400 [ 1346.569011][ T32] r4:00000001 [ 1346.569031][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.569097][ T32] Exception stack(0xebd05fb0 to 0xebd05ff8) [ 1346.569160][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.569194][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.569223][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.569254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.569279][ T32] r4:856b2380 [ 1346.569524][ T32] INFO: task kworker/1:938:5635 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1346.569572][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.569634][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.569676][ T32] Call trace: [ 1346.569738][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) ** 1 printk messages dropped ** [ 1346.569843][ T32] r4:00000000 [ 1346.569885][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.590472][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1346.590539][ T32] 1d20: abda5000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1346.590577][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1346.590620][ T32] 1d60: 80070013 ffffffff [ 1346.590688][ T32] r5:80070013 r4:80239bb0 [ 1346.590741][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.590892][ T32] r4:82ac11e4 [ 1346.590949][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.591081][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1346.591182][ T32] r4:e0451dc0 [ 1346.591248][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.591356][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1346.591410][ T32] r4:00000000 [ 1346.591499][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.591609][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1346.591696][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.591810][ T32] r5:00001000 r4:ee619000 [ 1346.591857][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.591943][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.592044][ T32] r5:8495ab8c r4:8495a800 [ 1346.592116][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.592222][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1346.592268][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.592411][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.592502][ T32] r4:847a6c80 [ 1346.592553][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.592661][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1346.592732][ T32] r4:00000001 [ 1346.592788][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.592944][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1346.593017][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.593092][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.593247][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.593371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.593432][ T32] r4:84789140 [ 1346.593485][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.593546][ T32] INFO: task kworker/1:939:5637 blocked for more than 473 seconds. [ 1346.593612][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.593668][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.593770][ T32] task:kworker/1:939 state:D stack:0 pid:5637 tgid:5637 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.593900][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.593992][ T32] Call trace: [ 1346.594110][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1346.594241][ T32] r10:829189c0 r9:ebd0dd84 r8:00000002 r7:60000013 r6:ebd0dd8c r5:8565c800 [ 1346.594296][ T32] r4:8565c800 [ 1346.594344][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1346.594470][ T32] r5:8565c800 r4:829189bc [ 1346.594527][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.594634][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.594744][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd0de08 [ 1346.594834][ T32] r4:00000000 [ 1346.594888][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1346.594974][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.595059][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.595169][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856b2800 [ 1346.595220][ T32] r4:00000000 [ 1346.595263][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.595356][ T32] r9:83018205 r8:8565c800 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1346.595435][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.595534][ T32] r5:00001000 r4:eb86b000 [ 1346.595589][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.595673][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.595751][ T32] r5:856e278c r4:856e2400 [ 1346.595790][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.595873][ T32] r7:ddde2d40 r6:83018200 r5:856e278c r4:85698d80 [ 1346.595934][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.596045][ T32] r10:61c88647 r9:8565c800 r8:85698dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.596108][ T32] r4:85698d80 [ 1346.596155][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.596265][ T32] r10:00000000 r9:85698d80 r8:8027ecf4 r7:ebd05e60 r6:855f3d80 r5:8565c800 [ 1346.596319][ T32] r4:00000001 [ 1346.596364][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.596446][ T32] Exception stack(0xebd0dfb0 to 0xebd0dff8) [ 1346.596511][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.596575][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.596688][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.596768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.596820][ T32] r4:856b2540 [ 1346.597541][ T32] INFO: task kworker/1:939:5637 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1346.597648][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.597818][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.597908][ T32] Call trace: [ 1346.597973][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1346.598099][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1346.598194][ T32] r4:00000000 [ 1346.598246][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.598333][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1346.598401][ T32] 1d20: abda5000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1346.598463][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1346.598514][ T32] 1d60: 80070013 ffffffff [ 1346.598565][ T32] r5:80070013 r4:80239bb0 [ 1346.598608][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.598695][ T32] r4:82ac11e4 [ 1346.598738][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.598865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1346.598926][ T32] r4:e0451dc0 [ 1346.598976][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.599095][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1346.599151][ T32] r4:00000000 [ 1346.599195][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.599296][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1346.599355][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.599453][ T32] r5:00001000 r4:ee619000 [ 1346.599515][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.599608][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.599701][ T32] r5:8495ab8c r4:8495a800 [ 1346.599765][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.630971][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1346.631120][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.631265][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.631326][ T32] r4:847a6c80 [ 1346.631372][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.631474][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1346.631540][ T32] r4:00000001 [ 1346.631585][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.631666][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1346.631736][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.631800][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.631861][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.631929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.631979][ T32] r4:84789140 [ 1346.632027][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.632084][ T32] INFO: task kworker/1:940:5638 blocked for more than 473 seconds. [ 1346.632153][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.632209][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.632323][ T32] task:kworker/1:940 state:D stack:0 pid:5638 tgid:5638 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.632462][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.632552][ T32] Call trace: [ 1346.632615][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1346.632741][ T32] r10:829189c0 r9:ebd11d84 r8:00000002 r7:60000113 r6:ebd11d8c r5:8565ec00 [ 1346.632798][ T32] r4:8565ec00 [ 1346.632860][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1346.632957][ T32] r5:8565ec00 r4:829189bc [ 1346.633008][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.633099][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.633227][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd11e08 [ 1346.633285][ T32] r4:00000000 [ 1346.633343][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1346.633467][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1346.634091][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.634244][ T32] r5:00001000 r4:eb89b000 [ 1346.634304][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.634443][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.634543][ T32] r5:856e2b8c r4:856e2800 [ 1346.634594][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.634697][ T32] r7:ddde2d40 r6:83018200 r5:856e2b8c r4:85698e00 ** 4 printk messages dropped ** [ 1346.635057][ T32] r10:00000000 r9:85698e00 r8:8027ecf4 r7:ebd0de60 r6:855f3e00 r5:8565ec00 ** 16 printk messages dropped ** [ 1346.636278][ T32] Exception stack(0xe0451d20 to 0xe0451d68) ** 13 printk messages dropped ** [ 1346.636991][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 ** 17 printk messages dropped ** [ 1346.637739][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1346.638392][ T32] r5:8565a400 r4:829189bc ** 3 printk messages dropped ** [ 1346.638527][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1346.638784][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 14 printk messages dropped ** [ 1346.639475][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1346.658237][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 12 printk messages dropped ** [ 1346.659276][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.659381][ T32] r5:8495ab8c r4:8495a800 [ 1346.659430][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.659513][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1346.659541][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.659594][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.659619][ T32] r4:847a6c80 [ 1346.659639][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.659691][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1346.659714][ T32] r4:00000001 [ 1346.659765][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.659806][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1346.659835][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.667723][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.667802][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.667843][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1346.669104][ T32] r5:8565e000 r4:829189bc ** 1 printk messages dropped ** [ 1346.669264][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1346.686989][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.687106][ T32] r5:00001000 r4:eb9db000 [ 1346.687155][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.687264][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.687364][ T32] r5:856e2f8c r4:856e2c00 [ 1346.687413][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.687528][ T32] r7:ddde2d40 r6:83018200 r5:856e2f8c r4:85698f00 [ 1346.687586][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.687692][ T32] r10:61c88647 r9:8565e000 r8:85698f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.687755][ T32] r4:85698f00 [ 1346.687805][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.687929][ T32] r10:00000000 r9:85698f00 r8:8027ecf4 r7:ebd19e60 r6:855f3f00 r5:8565e000 [ 1346.688033][ T32] r4:00000001 [ 1346.688098][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.688183][ T32] Exception stack(0xebd1dfb0 to 0xebd1dff8) [ 1346.688323][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.688434][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.688506][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.688760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.688805][ T32] r4:856b2a00 [ 1346.689288][ T32] INFO: task kworker/1:942:5641 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1346.689413][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.689494][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.689541][ T32] Call trace: [ 1346.689644][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1346.689736][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 ** 2 printk messages dropped ** [ 1346.689883][ T32] Exception stack(0xe0451d20 to 0xe0451d68) ** 4 printk messages dropped ** [ 1346.700910][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 3 printk messages dropped ** [ 1346.701142][ T32] r4:e0451dc0 ** 2 printk messages dropped ** [ 1346.701233][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1346.701463][ T32] r5:00001000 r4:ee619000 ** 1 printk messages dropped ** [ 1346.701554][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.701601][ T32] r5:8495ab8c r4:8495a800 [ 1346.701624][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.701671][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1346.701693][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.701742][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.701765][ T32] r4:847a6c80 [ 1346.701786][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.701863][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1346.701891][ T32] r4:00000001 [ 1346.701912][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.701965][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1346.701995][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.702028][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.702057][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.702094][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.702117][ T32] r4:84789140 [ 1346.702141][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.702213][ T32] INFO: task kworker/1:943:5643 blocked for more than 473 seconds. [ 1346.702290][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.702355][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.702410][ T32] task:kworker/1:943 state:D stack:0 pid:5643 tgid:5643 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.702475][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.702519][ T32] Call trace: [ 1346.702602][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1346.702857][ T32] r10:829189c0 r9:ebd25d84 r8:00000002 r7:60000113 r6:ebd25d8c r5:8565b000 [ 1346.702924][ T32] r4:8565b000 [ 1346.703126][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1346.703241][ T32] r5:8565b000 r4:829189bc [ 1346.703287][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.703377][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.703523][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd25e08 [ 1346.703645][ T32] r4:00000000 [ 1346.703710][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1346.703803][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.703887][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.704035][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856b2b40 [ 1346.704111][ T32] r4:00000000 [ 1346.704189][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.704297][ T32] r9:83018205 r8:8565b000 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1346.704344][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.704430][ T32] r5:00001000 r4:eba07000 [ 1346.704470][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.704575][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.704670][ T32] r5:856e338c r4:856e3000 [ 1346.704714][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.704802][ T32] r7:ddde2d40 r6:83018200 r5:856e338c r4:85698f80 [ 1346.704846][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.704965][ T32] r10:61c88647 r9:8565b000 r8:85698fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.705016][ T32] r4:85698f80 [ 1346.705077][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.705229][ T32] r10:00000000 r9:85698f80 r8:8027ecf4 r7:ebd19e60 r6:855f3f80 r5:8565b000 [ 1346.705320][ T32] r4:00000001 [ 1346.705386][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.705470][ T32] Exception stack(0xebd25fb0 to 0xebd25ff8) [ 1346.705530][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.705593][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.705658][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.705732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.705782][ T32] r4:856b2bc0 [ 1346.706529][ T32] INFO: task kworker/1:943:5643 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1346.706621][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.706736][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.706797][ T32] Call trace: [ 1346.706891][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1346.706968][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1346.706995][ T32] r4:00000000 [ 1346.707017][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.707096][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1346.707133][ T32] 1d20: ac777000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1346.707165][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1346.707192][ T32] 1d60: 80070013 ffffffff [ 1346.707219][ T32] r5:80070013 r4:80239bb0 [ 1346.707241][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.707312][ T32] r4:82ac11e4 [ 1346.707337][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.707386][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1346.707409][ T32] r4:e0451dc0 [ 1346.707430][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.707506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1346.707568][ T32] r4:00000000 [ 1346.707646][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.707754][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1346.707808][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.707904][ T32] r5:00001000 r4:ee619000 [ 1346.707987][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.708111][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.708204][ T32] r5:8495ab8c r4:8495a800 [ 1346.708251][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.708374][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1346.708451][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.708574][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.708648][ T32] r4:847a6c80 [ 1346.708707][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.708815][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1346.708867][ T32] r4:00000001 [ 1346.708936][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.709048][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1346.709123][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.709193][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.709255][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.709323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.709375][ T32] r4:84789140 [ 1346.709425][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.709497][ T32] INFO: task kworker/1:944:5645 blocked for more than 473 seconds. [ 1346.709587][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.709656][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.709704][ T32] task:kworker/1:944 state:D stack:0 pid:5645 tgid:5645 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.709797][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.732006][ T32] Call trace: [ 1346.732167][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1346.732315][ T32] r10:829189c0 r9:ebd2dd84 r8:00000002 r7:60000013 r6:ebd2dd8c r5:84aae000 [ 1346.732374][ T32] r4:84aae000 ** 1 printk messages dropped ** [ 1346.732558][ T32] r5:84aae000 r4:829189bc [ 1346.732607][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.732714][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1346.732925][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1346.733187][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1346.733558][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1346.733887][ T32] r5:856e378c r4:856e3400 ** 2 printk messages dropped ** [ 1346.734102][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1346.734380][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1346.734476][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.734507][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.734535][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.734567][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.734590][ T32] r4:856b29c0 [ 1346.735001][ T32] INFO: task kworker/1:944:5645 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1346.735040][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.735170][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.735273][ T32] Call trace: [ 1346.735311][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1346.735395][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1346.735435][ T32] r4:00000000 [ 1346.735460][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.735502][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1346.735534][ T32] 1d20: acbb2000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1346.735566][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1346.735591][ T32] 1d60: 80070013 ffffffff [ 1346.735660][ T32] r5:80070013 r4:80239bb0 [ 1346.735687][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.735764][ T32] r4:82ac11e4 [ 1346.735815][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.735910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1346.736120][ T32] r4:e0451dc0 [ 1346.736216][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.736333][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1346.736389][ T32] r4:00000000 [ 1346.736433][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.736551][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1346.736608][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.736702][ T32] r5:00001000 r4:ee619000 [ 1346.736785][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.736883][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.736972][ T32] r5:8495ab8c r4:8495a800 [ 1346.737042][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.737161][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1346.737208][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.737308][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.737384][ T32] r4:847a6c80 [ 1346.737441][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.737552][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1346.737604][ T32] r4:00000001 [ 1346.737649][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1346.737926][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1346.738426][ T32] task:kworker/1:945 state:D stack:0 pid:5647 tgid:5647 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1346.739049][ T32] r5:85718c00 r4:829189bc [ 1346.739118][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1346.739312][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebce5e08 [ 1346.739372][ T32] r4:00000000 [ 1346.739425][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1346.739512][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.739635][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.739694][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856b2e80 [ 1346.739720][ T32] r4:00000000 [ 1346.739741][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.739792][ T32] r9:83018205 r8:85718c00 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1346.739842][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.770391][ T32] r5:00001000 r4:eba65000 [ 1346.770476][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.770550][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.770597][ T32] r5:856e3b8c r4:856e3800 [ 1346.770618][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.770667][ T32] r7:ddde2d40 r6:83018200 r5:856e3b8c r4:856bd080 [ 1346.770732][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.770791][ T32] r10:61c88647 r9:85718c00 r8:856bd0ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.770843][ T32] r4:856bd080 [ 1346.770872][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.770926][ T32] r10:00000000 r9:856bd080 r8:8027ecf4 r7:ebd19e60 r6:856bd100 r5:85718c00 [ 1346.770951][ T32] r4:00000001 [ 1346.770971][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.771011][ T32] Exception stack(0xebce5fb0 to 0xebce5ff8) [ 1346.771043][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.771078][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.771108][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.771140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.771163][ T32] r4:856b2c00 [ 1346.771573][ T32] INFO: task kworker/1:945:5647 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1346.771612][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.771747][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.771795][ T32] Call trace: [ 1346.771826][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1346.771883][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1346.771907][ T32] r4:00000000 [ 1346.771928][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.771968][ T32] Exception stack(0xe0451d20 to 0xe0451d68) ** 2 printk messages dropped ** [ 1346.772077][ T32] 1d60: 80070013 ffffffff ** 8 printk messages dropped ** [ 1346.772453][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1346.772751][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 15 printk messages dropped ** [ 1346.773838][ T32] INFO: task kworker/1:946:5650 blocked for more than 473 seconds. ** 9 printk messages dropped ** [ 1346.774286][ T32] r5:85719800 r4:829189bc [ 1346.774306][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1346.774844][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 12 printk messages dropped ** [ 1346.775851][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1346.777153][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) ** 14 printk messages dropped ** [ 1346.778250][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1346.778313][ T32] r4:00000000 [ 1346.778364][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.778469][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1346.778519][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.778609][ T32] r5:00001000 r4:ee619000 [ 1346.778659][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.778770][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.778865][ T32] r5:8495ab8c r4:8495a800 [ 1346.778911][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.779009][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1346.779062][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.779132][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.779157][ T32] r4:847a6c80 [ 1346.779208][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.779264][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1346.779289][ T32] r4:00000001 [ 1346.779309][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.779347][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1346.779376][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.779445][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.779478][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.779510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.779534][ T32] r4:84789140 [ 1346.779554][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.779611][ T32] INFO: task kworker/1:947:5651 blocked for more than 473 seconds. [ 1346.779646][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.779672][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.779693][ T32] task:kworker/1:947 state:D stack:0 pid:5651 tgid:5651 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.779769][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.779813][ T32] Call trace: [ 1346.779957][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1346.808098][ T32] r10:829189c0 r9:ebce1d84 r8:00000002 r7:60000013 r6:ebce1d8c r5:8571a400 [ 1346.808154][ T32] r4:8571a400 ** 1 printk messages dropped ** [ 1346.808284][ T32] r5:8571a400 r4:829189bc ** 1 printk messages dropped ** [ 1346.808359][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1346.809354][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1346.811003][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1346.811574][ T32] r4:85693580 ** 5 printk messages dropped ** [ 1346.812347][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 ** 13 printk messages dropped ** [ 1346.812972][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 ** 12 printk messages dropped ** [ 1346.813744][ T32] r4:847a6c80 ** 8 printk messages dropped ** [ 1346.814097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 12 printk messages dropped ** [ 1346.814728][ T32] r5:8571b000 r4:829189bc ** 3 printk messages dropped ** [ 1346.814910][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1346.815174][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 14 printk messages dropped ** [ 1346.815865][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 16 printk messages dropped ** [ 1346.817662][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1346.817721][ T32] 1d60: 80070013 ffffffff [ 1346.817780][ T32] r5:80070013 r4:80239bb0 [ 1346.817859][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.817964][ T32] r4:82ac11e4 [ 1346.818011][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.818135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1346.818245][ T32] r4:e0451dc0 [ 1346.818275][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.818350][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1346.818377][ T32] r4:00000000 [ 1346.818451][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.818532][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1346.818558][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.818604][ T32] r5:00001000 r4:ee619000 [ 1346.818625][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.818668][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.818710][ T32] r5:8495ab8c r4:8495a800 [ 1346.818755][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.818834][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1346.818860][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.818937][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.818964][ T32] r4:847a6c80 [ 1346.818984][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.819036][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1346.819060][ T32] r4:00000001 [ 1346.819110][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.819181][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1346.819213][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.819270][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1346.819364][ T32] r4:84789140 ** 5 printk messages dropped ** [ 1346.819629][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.845754][ T32] r5:8571bc00 r4:829189bc ** 3 printk messages dropped ** [ 1346.845932][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1346.846394][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 12 printk messages dropped ** [ 1346.847179][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 12 printk messages dropped ** [ 1346.848995][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1346.849663][ T32] r4:e0451dc0 ** 7 printk messages dropped ** [ 1346.857771][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1346.858267][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.858329][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1346.858369][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.858459][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.858515][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.858570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.858732][ T32] r4:84789140 [ 1346.858827][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.858902][ T32] INFO: task kworker/1:950:5658 blocked for more than 473 seconds. [ 1346.858956][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.859022][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.859088][ T32] task:kworker/1:950 state:D stack:0 pid:5658 tgid:5658 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.859163][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.859214][ T32] Call trace: [ 1346.859250][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1346.859306][ T32] r10:829189c0 r9:ebd55d84 r8:00000002 r7:60000013 r6:ebd55d8c r5:85658c00 [ 1346.859330][ T32] r4:85658c00 [ 1346.859381][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1346.859435][ T32] r5:85658c00 r4:829189bc [ 1346.859486][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.859563][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.859649][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd55e08 [ 1346.859677][ T32] r4:00000000 [ 1346.859697][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1346.859739][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.859805][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.859858][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856c7c40 [ 1346.859882][ T32] r4:00000000 [ 1346.859975][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.873146][ T32] r9:83018205 r8:85658c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1346.873245][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.873378][ T32] r5:00001000 r4:ec59d000 [ 1346.873429][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1346.873662][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 16 printk messages dropped ** [ 1346.875600][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1346.876622][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1346.876995][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 ** 12 printk messages dropped ** [ 1346.877824][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1346.878271][ T32] INFO: task kworker/1:951:5660 blocked for more than 473 seconds. ** 9 printk messages dropped ** [ 1346.878719][ T32] r5:844c0000 r4:829189bc [ 1346.878773][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.878847][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.878929][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd5de08 [ 1346.878957][ T32] r4:00000000 [ 1346.878980][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1346.879023][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.879096][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.879204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856c75c0 [ 1346.879259][ T32] r4:00000000 [ 1346.879303][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.879408][ T32] r9:83018205 r8:844c0000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1346.879461][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.879556][ T32] r5:00001000 r4:ebccf000 [ 1346.879604][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.879695][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.879811][ T32] r5:856ed38c r4:856ed000 [ 1346.892167][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.892285][ T32] r7:ddde2d40 r6:83018200 r5:856ed38c r4:856bd600 [ 1346.892314][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.892367][ T32] r10:61c88647 r9:844c0000 r8:856bd62c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.892391][ T32] r4:856bd600 [ 1346.892412][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.892493][ T32] r10:00000000 r9:856bd600 r8:8027ecf4 r7:ebd55e60 r6:856c4100 r5:844c0000 [ 1346.892522][ T32] r4:00000001 [ 1346.892572][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.892616][ T32] Exception stack(0xebd5dfb0 to 0xebd5dff8) [ 1346.892648][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.892679][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.892736][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.892803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.892832][ T32] r4:856c7500 [ 1346.893373][ T32] INFO: task kworker/1:951:5660 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1346.893462][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 1346.893655][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1346.894194][ T32] 1d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1346.894647][ T32] r4:e0451dc0 ** 4 printk messages dropped ** [ 1346.895140][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 ** 6 printk messages dropped ** [ 1346.895691][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 ** 9 printk messages dropped ** [ 1346.896092][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1346.896509][ T32] Call trace: ** 4 printk messages dropped ** [ 1346.896760][ T32] r5:844c0c00 r4:829189bc ** 3 printk messages dropped ** [ 1346.896964][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1346.897363][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1346.897522][ T32] r5:856ed78c r4:856ed400 [ 1346.897546][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.897622][ T32] r7:ddde2d40 r6:83018200 r5:856ed78c r4:856bd680 [ 1346.897647][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.897730][ T32] r10:61c88647 r9:844c0c00 r8:856bd6ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.897757][ T32] r4:856bd680 [ 1346.897777][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.897825][ T32] r10:00000000 r9:856bd680 r8:8027ecf4 r7:ebd55e60 r6:856c4180 r5:844c0c00 [ 1346.897848][ T32] r4:00000001 [ 1346.897868][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.897907][ T32] Exception stack(0xebd61fb0 to 0xebd61ff8) [ 1346.897935][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.897965][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.898005][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.898069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.898101][ T32] r4:856c73c0 [ 1346.898361][ T32] INFO: task kworker/1:952:5661 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1346.898402][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.898462][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.898570][ T32] Call trace: [ 1346.898607][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1346.898690][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1346.898719][ T32] r4:00000000 [ 1346.898740][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.898780][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1346.898813][ T32] 1d20: ae2d9000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1346.898887][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1346.899321][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1346.899604][ T32] r5:8495ab8c r4:8495a800 ** 2 printk messages dropped ** [ 1346.899757][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1346.918316][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1346.918972][ T32] r5:844c2400 r4:829189bc [ 1346.918993][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1346.919448][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1346.923507][ T32] r4:856bd700 ** 11 printk messages dropped ** [ 1346.925329][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 20 printk messages dropped ** [ 1346.927108][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 ** 12 printk messages dropped ** [ 1346.928608][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1346.928908][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1346.929709][ T32] r5:844c4800 r4:829189bc [ 1346.929731][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.929774][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.929824][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec595e08 [ 1346.929907][ T32] r4:00000000 [ 1346.961288][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1346.961472][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.961569][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.961674][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856c79c0 [ 1346.961905][ T32] r4:00000000 [ 1346.962198][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1346.962270][ T32] r9:83018205 r8:844c4800 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1346.962296][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1346.962806][ T32] r5:00001000 r4:ebd7b000 [ 1346.962835][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.962880][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.963224][ T32] r5:856edf8c r4:856edc00 [ 1346.963933][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.964026][ T32] r7:ddde2d40 r6:83018200 r5:856edf8c r4:856bd780 [ 1346.964051][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.964104][ T32] r10:61c88647 r9:844c4800 r8:856bd7ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.964128][ T32] r4:856bd780 [ 1346.965054][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.965170][ T32] r10:00000000 r9:856bd780 r8:8027ecf4 r7:ebd55e60 r6:856c4280 r5:844c4800 [ 1346.965198][ T32] r4:00000001 [ 1346.965220][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.965262][ T32] Exception stack(0xec595fb0 to 0xec595ff8) [ 1346.965295][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.965327][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.965368][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.965403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.965428][ T32] r4:856c76c0 [ 1346.965843][ T32] INFO: task kworker/1:954:5666 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1346.965883][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.965962][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.966008][ T32] Call trace: [ 1346.966325][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1346.966749][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1346.966812][ T32] r4:00000000 [ 1346.966861][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.966947][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1346.967016][ T32] 1d20: aea6f000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1346.967086][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1346.967210][ T32] 1d60: 80070013 ffffffff [ 1346.967283][ T32] r5:80070013 r4:80239bb0 [ 1346.967334][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.967458][ T32] r4:82ac11e4 [ 1346.967514][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.967633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1346.967702][ T32] r4:e0451dc0 [ 1346.967750][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1346.967850][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1346.967929][ T32] r4:00000000 [ 1346.967982][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1346.968307][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1346.968409][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.968567][ T32] r5:8495ab8c r4:8495a800 [ 1346.968623][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1346.968728][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1346.969124][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1346.969194][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.969579][ T32] r4:847a6c80 [ 1346.969606][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1346.969661][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1346.969685][ T32] r4:00000001 [ 1346.969786][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.969828][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1346.970184][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.994212][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.994267][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.994307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1346.994333][ T32] r4:84789140 [ 1346.994369][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.994426][ T32] INFO: task kworker/1:955:5667 blocked for more than 473 seconds. [ 1346.994536][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.994569][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.994629][ T32] task:kworker/1:955 state:D stack:0 pid:5667 tgid:5667 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.994695][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.994887][ T32] Call trace: [ 1346.994928][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1346.995012][ T32] r4:844c3000 ** 1 printk messages dropped ** [ 1346.995076][ T32] r5:844c3000 r4:829189bc [ 1346.995098][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1346.995221][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1346.995536][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1346.996127][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1346.996882][ T32] r4:856bd800 ** 5 printk messages dropped ** [ 1346.997425][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1346.998054][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1346.999003][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 8 printk messages dropped ** [ 1346.999360][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 ** 6 printk messages dropped ** [ 1347.021708][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 ** 4 printk messages dropped ** [ 1347.022104][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 ** 4 printk messages dropped ** [ 1347.022547][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1347.023024][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1347.023333][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.024036][ T32] r5:844c3c00 r4:829189bc [ 1347.024086][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.024177][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.024285][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5b5e08 [ 1347.024373][ T32] r4:00000000 [ 1347.024429][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1347.024515][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.024611][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.024732][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856c7d40 [ 1347.024794][ T32] r4:00000000 [ 1347.024857][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.024964][ T32] r9:83018205 r8:844c3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 1347.025031][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.025127][ T32] r5:00001000 r4:ec5ad000 [ 1347.025172][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.025286][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.025391][ T32] r5:856eeb8c r4:856ee800 [ 1347.025443][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.025551][ T32] r7:ddde2d40 r6:83018200 r5:856eeb8c r4:856bd880 [ 1347.025606][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.025708][ T32] r10:61c88647 r9:844c3c00 r8:856bd8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.025761][ T32] r4:856bd880 [ 1347.025803][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.025899][ T32] r10:00000000 r9:856bd880 r8:8027ecf4 r7:ebd55e60 r6:856c4380 r5:844c3c00 [ 1347.025968][ T32] r4:00000001 [ 1347.026019][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.026119][ T32] Exception stack(0xec5b5fb0 to 0xec5b5ff8) [ 1347.026208][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.026279][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.026372][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.026469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.026552][ T32] r4:856c7980 [ 1347.027273][ T32] INFO: task kworker/1:956:5670 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1347.027373][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.027555][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.027675][ T32] Call trace: [ 1347.027755][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1347.027866][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1347.027919][ T32] r4:00000000 [ 1347.027986][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.028079][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1347.028153][ T32] 1d20: af26c000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1347.028224][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1347.028286][ T32] 1d60: 80070013 ffffffff [ 1347.028368][ T32] r5:80070013 r4:80239bb0 [ 1347.028426][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.028537][ T32] r4:82ac11e4 [ 1347.028592][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.028708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1347.028777][ T32] r4:e0451dc0 [ 1347.028836][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.028988][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1347.029069][ T32] r4:00000000 [ 1347.029124][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.029233][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1347.029284][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.029390][ T32] r5:00001000 r4:ee619000 [ 1347.029442][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.029536][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.029628][ T32] r5:8495ab8c r4:8495a800 [ 1347.029697][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.029811][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1347.054068][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.054307][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.054386][ T32] r4:847a6c80 [ 1347.054433][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.054541][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1347.054592][ T32] r4:00000001 [ 1347.054635][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.054711][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1347.054782][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.054865][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.055020][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.055101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.055153][ T32] r4:84789140 [ 1347.055219][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.055285][ T32] INFO: task kworker/1:957:5672 blocked for more than 473 seconds. [ 1347.055364][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.055430][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.055482][ T32] task:kworker/1:957 state:D stack:0 pid:5672 tgid:5672 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.055587][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.055680][ T32] Call trace: [ 1347.055773][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1347.055881][ T32] r10:829189c0 r9:ec5cdd84 r8:00000002 r7:60000013 r6:ec5cdd8c r5:844c6000 [ 1347.055927][ T32] r4:844c6000 [ 1347.055984][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1347.056097][ T32] r5:844c6000 r4:829189bc [ 1347.056167][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.056276][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.056395][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5cde08 [ 1347.056547][ T32] r4:00000000 [ 1347.056601][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1347.056682][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.056764][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.056855][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856c7fc0 [ 1347.056921][ T32] r4:00000000 [ 1347.057030][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.057167][ T32] r9:83018205 r8:844c6000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 1347.057225][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.057351][ T32] r5:00001000 r4:ec5c9000 [ 1347.057434][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.057551][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.057673][ T32] r5:856ef38c r4:856ef000 [ 1347.057813][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.057915][ T32] r7:ddde2d40 r6:83018200 r5:856ef38c r4:856bd900 [ 1347.058000][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.058138][ T32] r10:61c88647 r9:844c6000 r8:856bd92c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.058223][ T32] r4:856bd900 [ 1347.058267][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.058374][ T32] r10:00000000 r9:856bd900 r8:8027ecf4 r7:ec5b5e60 r6:856c4400 r5:844c6000 [ 1347.058442][ T32] r4:00000001 [ 1347.058489][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.058562][ T32] Exception stack(0xec5cdfb0 to 0xec5cdff8) [ 1347.058621][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.058698][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.058765][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.058835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.058901][ T32] r4:856c7ac0 [ 1347.059595][ T32] INFO: task kworker/1:957:5672 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1347.059670][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.059824][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.080619][ T32] Call trace: [ 1347.080767][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1347.080900][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1347.080954][ T32] r4:00000000 [ 1347.080997][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.081083][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1347.081154][ T32] 1d20: af4d2000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1347.081221][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1347.081276][ T32] 1d60: 80070013 ffffffff [ 1347.081330][ T32] r5:80070013 r4:80239bb0 [ 1347.081386][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.081495][ T32] r4:82ac11e4 [ 1347.081563][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.081725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1347.081792][ T32] r4:e0451dc0 [ 1347.081879][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.082040][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1347.082104][ T32] r4:00000000 [ 1347.082186][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.082299][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1347.082356][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.082453][ T32] r5:00001000 r4:ee619000 [ 1347.082547][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.082652][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.082742][ T32] r5:8495ab8c r4:8495a800 [ 1347.082789][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.082897][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1347.082949][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.083055][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.083111][ T32] r4:847a6c80 [ 1347.083260][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.083382][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1347.083434][ T32] r4:00000001 [ 1347.083519][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.083600][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1347.083658][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.083722][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.083812][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1347.084289][ T32] task:kworker/1:958 state:D stack:0 pid:5673 tgid:5673 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1347.084869][ T32] r5:8571c800 r4:829189bc [ 1347.084915][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.085005][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.085132][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd4de08 [ 1347.085190][ T32] r4:00000000 [ 1347.085235][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1347.085323][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.085415][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.085512][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856c7e80 [ 1347.085580][ T32] r4:00000000 [ 1347.085630][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.085727][ T32] r9:83018205 r8:8571c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 1347.085797][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.085898][ T32] r5:00001000 r4:ec5bd000 [ 1347.085943][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.086044][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.086141][ T32] r5:856eef8c r4:856eec00 [ 1347.086225][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.086353][ T32] r7:ddde2d40 r6:83018200 r5:856eef8c r4:856bd980 [ 1347.086408][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.086535][ T32] r10:61c88647 r9:8571c800 r8:856bd9ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.086595][ T32] r4:856bd980 [ 1347.086642][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.086742][ T32] r10:00000000 r9:856bd980 r8:8027ecf4 r7:ec5cde60 r6:856bda00 r5:8571c800 [ 1347.086793][ T32] r4:00000001 [ 1347.086842][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.086944][ T32] Exception stack(0xebd4dfb0 to 0xebd4dff8) [ 1347.087045][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.087160][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.087225][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.087291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.087354][ T32] r4:856c7ac0 [ 1347.088006][ T32] INFO: task kworker/1:958:5673 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1347.088093][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.088261][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.088407][ T32] Call trace: [ 1347.088505][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1347.088777][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1347.088876][ T32] r4:00000000 [ 1347.088928][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.089014][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1347.089081][ T32] 1d20: af4d2000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1347.089164][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1347.089225][ T32] 1d60: 80070013 ffffffff [ 1347.089279][ T32] r5:80070013 r4:80239bb0 [ 1347.089361][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.089497][ T32] r4:82ac11e4 [ 1347.089559][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.089658][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1347.089743][ T32] r4:e0451dc0 [ 1347.089797][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.116590][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1347.116742][ T32] r4:00000000 [ 1347.116797][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.116934][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1347.116979][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.117065][ T32] r5:00001000 r4:ee619000 [ 1347.117133][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.117233][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.117326][ T32] r5:8495ab8c r4:8495a800 [ 1347.117400][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.117509][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1347.117557][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.117659][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.117728][ T32] r4:847a6c80 [ 1347.117778][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.117949][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1347.118020][ T32] r4:00000001 [ 1347.118066][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.118151][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1347.118247][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.118350][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.118444][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.118518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.118570][ T32] r4:84789140 [ 1347.118635][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.118703][ T32] INFO: task kworker/1:959:5677 blocked for more than 473 seconds. [ 1347.118766][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.118819][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.118881][ T32] task:kworker/1:959 state:D stack:0 pid:5677 tgid:5677 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.119000][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.119082][ T32] Call trace: [ 1347.119216][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1347.119334][ T32] r10:829189c0 r9:ec5c1d84 r8:00000002 r7:60000013 r6:ec5c1d8c r5:8571d400 [ 1347.119420][ T32] r4:8571d400 [ 1347.119468][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1347.119556][ T32] r5:8571d400 r4:829189bc [ 1347.119615][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.119697][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.119808][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5c1e08 [ 1347.119896][ T32] r4:00000000 [ 1347.134504][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1347.134675][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.134778][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.134878][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8569c040 [ 1347.134931][ T32] r4:00000000 [ 1347.134977][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.135102][ T32] r9:83018205 r8:8571d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [ 1347.135161][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.135258][ T32] r5:00001000 r4:ec5d9000 [ 1347.135306][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.135423][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.135535][ T32] r5:856ef78c r4:856ef400 [ 1347.135585][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.135705][ T32] r7:ddde2d40 r6:83018200 r5:856ef78c r4:856bda80 [ 1347.135760][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.135871][ T32] r10:61c88647 r9:8571d400 r8:856bdaac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.135924][ T32] r4:856bda80 [ 1347.135983][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.136104][ T32] r10:00000000 r9:856bda80 r8:8027ecf4 r7:ec5cde60 r6:856bdb00 r5:8571d400 [ 1347.136158][ T32] r4:00000001 [ 1347.136209][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.136296][ T32] Exception stack(0xec5c1fb0 to 0xec5c1ff8) [ 1347.136376][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.136450][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.136519][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.136590][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.136645][ T32] r4:8569c080 [ 1347.137357][ T32] INFO: task kworker/1:959:5677 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1347.137446][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.137609][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.137760][ T32] Call trace: [ 1347.137830][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1347.137941][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1347.137993][ T32] r4:00000000 [ 1347.138038][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.138119][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1347.138207][ T32] 1d20: afa05000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1347.138278][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1347.138359][ T32] 1d60: 80070013 ffffffff [ 1347.138421][ T32] r5:80070013 r4:80239bb0 [ 1347.138464][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.138549][ T32] r4:82ac11e4 [ 1347.138591][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.138717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1347.138794][ T32] r4:e0451dc0 [ 1347.138894][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.138997][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1347.139048][ T32] r4:00000000 [ 1347.139091][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.139202][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1347.139269][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.139387][ T32] r5:00001000 r4:ee619000 [ 1347.139438][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.139531][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.139623][ T32] r5:8495ab8c r4:8495a800 [ 1347.139667][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.139763][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1347.139826][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.151086][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.151162][ T32] r4:847a6c80 [ 1347.151208][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.151331][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1347.151389][ T32] r4:00000001 [ 1347.151432][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.151541][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1347.151611][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.151676][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.151737][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.151801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.151845][ T32] r4:84789140 [ 1347.151908][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.151988][ T32] INFO: task kworker/1:960:5678 blocked for more than 473 seconds. [ 1347.152056][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.152109][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.152156][ T32] task:kworker/1:960 state:D stack:0 pid:5678 tgid:5678 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.152266][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.152381][ T32] Call trace: [ 1347.152478][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1347.152601][ T32] r10:829189c0 r9:ebd45d84 r8:00000002 r7:60000113 r6:ebd45d8c r5:8571e000 [ 1347.152655][ T32] r4:8571e000 [ 1347.152715][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1347.152815][ T32] r5:8571e000 r4:829189bc [ 1347.152871][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.152962][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.153068][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd45e08 [ 1347.153122][ T32] r4:00000000 [ 1347.153182][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1347.153284][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.153385][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.153484][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856da040 [ 1347.153541][ T32] r4:00000000 [ 1347.153587][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.153692][ T32] r9:83018205 r8:8571e000 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1347.153801][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.153906][ T32] r5:00001000 r4:eb45f000 [ 1347.153953][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.154038][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.154128][ T32] r5:856f538c r4:856f5000 [ 1347.154195][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.154293][ T32] r7:ddde2d40 r6:83018200 r5:856f538c r4:856bdb80 [ 1347.154346][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.154450][ T32] r10:61c88647 r9:8571e000 r8:856bdbac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.154500][ T32] r4:856bdb80 [ 1347.154544][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.154640][ T32] r10:00000000 r9:856bdb80 r8:8027ecf4 r7:ec5c1e60 r6:856bdc00 r5:8571e000 [ 1347.154690][ T32] r4:00000001 [ 1347.154735][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.154812][ T32] Exception stack(0xebd45fb0 to 0xebd45ff8) [ 1347.154876][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.154940][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.155061][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.155151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.155208][ T32] r4:8569c080 [ 1347.155908][ T32] INFO: task kworker/1:960:5678 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1347.156017][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.156139][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.156239][ T32] Call trace: [ 1347.156320][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1347.156444][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1347.156516][ T32] r4:00000000 [ 1347.156568][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.156656][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1347.156727][ T32] 1d20: afa05000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1347.156795][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1347.156848][ T32] 1d60: 80070013 ffffffff [ 1347.156926][ T32] r5:80070013 r4:80239bb0 [ 1347.156979][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.157075][ T32] r4:82ac11e4 [ 1347.157146][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.157267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1347.157324][ T32] r4:e0451dc0 [ 1347.157381][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.157479][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1347.157530][ T32] r4:00000000 [ 1347.157575][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.157689][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1347.157741][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.157830][ T32] r5:00001000 r4:ee619000 [ 1347.157878][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.157966][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.158055][ T32] r5:8495ab8c r4:8495a800 [ 1347.158102][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.158233][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1347.158285][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.158400][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.158452][ T32] r4:847a6c80 [ 1347.158494][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.158592][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1347.158642][ T32] r4:00000001 [ 1347.158708][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.158806][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1347.158870][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.158953][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.159032][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.159102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.159155][ T32] r4:84789140 [ 1347.159201][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.159250][ T32] INFO: task kworker/1:961:5679 blocked for more than 473 seconds. [ 1347.159304][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.159360][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.159403][ T32] task:kworker/1:961 state:D stack:0 pid:5679 tgid:5679 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.159512][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.159587][ T32] Call trace: [ 1347.159677][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1347.159779][ T32] r10:829189c0 r9:ec5edd84 r8:00000002 r7:60000113 r6:ec5edd8c r5:8571ec00 [ 1347.159829][ T32] r4:8571ec00 [ 1347.185770][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1347.186002][ T32] r5:8571ec00 r4:829189bc [ 1347.186055][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.186194][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.186424][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5ede08 [ 1347.186504][ T32] r4:00000000 [ 1347.186558][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1347.186650][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.186766][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.186876][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8569cac0 [ 1347.186927][ T32] r4:00000000 [ 1347.186970][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.187062][ T32] r9:83018205 r8:8571ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1347.187140][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.187297][ T32] r5:00001000 r4:e0665000 [ 1347.187363][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.187501][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.187604][ T32] r5:856eff8c r4:856efc00 [ 1347.187710][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.187853][ T32] r7:ddde2d40 r6:83018200 r5:856eff8c r4:856bdc80 [ 1347.188019][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.188145][ T32] r10:61c88647 r9:8571ec00 r8:856bdcac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.188210][ T32] r4:856bdc80 [ 1347.188280][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.188423][ T32] r10:00000000 r9:856bdc80 r8:8027ecf4 r7:ebd45e60 r6:856bdd00 r5:8571ec00 [ 1347.188482][ T32] r4:00000001 [ 1347.188555][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.188649][ T32] Exception stack(0xec5edfb0 to 0xec5edff8) [ 1347.188722][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.188798][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.188882][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.188962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.189022][ T32] r4:8569c080 [ 1347.189743][ T32] INFO: task kworker/1:961:5679 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1347.189832][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.203899][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.204096][ T32] Call trace: [ 1347.204272][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1347.204422][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1347.204473][ T32] r4:00000000 [ 1347.204518][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.204630][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1347.204707][ T32] 1d20: afed6000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1347.204771][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1347.204825][ T32] 1d60: 80070013 ffffffff [ 1347.204894][ T32] r5:80070013 r4:80239bb0 [ 1347.204967][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.205084][ T32] r4:82ac11e4 [ 1347.205138][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.205239][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1347.205287][ T32] r4:e0451dc0 [ 1347.205345][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.205464][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1347.205585][ T32] r4:00000000 [ 1347.205651][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.205777][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1347.205864][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.205986][ T32] r5:00001000 r4:ee619000 [ 1347.206078][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.206252][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.206374][ T32] r5:8495ab8c r4:8495a800 [ 1347.206427][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.206602][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1347.206707][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.206834][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.206915][ T32] r4:847a6c80 [ 1347.206971][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.207079][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1347.207140][ T32] r4:00000001 [ 1347.207207][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.207306][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1347.207381][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.207450][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.207511][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.207580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.207632][ T32] r4:84789140 [ 1347.207683][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.207766][ T32] INFO: task kworker/0:312:5682 blocked for more than 473 seconds. [ 1347.207843][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.207898][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.207948][ T32] task:kworker/0:312 state:D stack:0 pid:5682 tgid:5682 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.208055][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.208142][ T32] Call trace: [ 1347.208209][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1347.208311][ T32] r10:829189c0 r9:ec611d84 r8:00000002 r7:60000013 r6:ec611d8c r5:85720000 [ 1347.208391][ T32] r4:85720000 [ 1347.208453][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1347.208559][ T32] r5:85720000 r4:829189bc [ 1347.208606][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.208692][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.208788][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec611e08 [ 1347.208853][ T32] r4:00000000 [ 1347.208906][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1347.208987][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.209082][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.209187][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854693c0 [ 1347.209240][ T32] r4:00000000 [ 1347.209285][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.209411][ T32] r9:83018005 r8:85720000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1347.209479][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1347.209794][ T32] r5:8571638c r4:85716000 ** 2 printk messages dropped ** [ 1347.236196][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1347.236663][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1347.236901][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1347.238140][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.238313][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.238475][ T32] Call trace: [ 1347.238554][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1347.238678][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1347.238751][ T32] r4:00000000 [ 1347.238808][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.238898][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1347.238991][ T32] 1d20: b0199000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1347.239077][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1347.239158][ T32] 1d60: 80070013 ffffffff [ 1347.239225][ T32] r5:80070013 r4:80239bb0 [ 1347.239270][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.239370][ T32] r4:82ac11e4 [ 1347.239418][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.239514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1347.239571][ T32] r4:e0451dc0 [ 1347.239622][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.239723][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1347.239777][ T32] r4:00000000 [ 1347.239821][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.243614][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1347.243718][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.243836][ T32] r5:00001000 r4:ee619000 [ 1347.243882][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.243981][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.244089][ T32] r5:8495ab8c r4:8495a800 [ 1347.244148][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.244238][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1347.244295][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.244447][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.244516][ T32] r4:847a6c80 [ 1347.244566][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.244682][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1347.244731][ T32] r4:00000001 [ 1347.244774][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.244887][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1347.244966][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.245033][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1347.245487][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1347.246061][ T32] r4:85720c00 ** 2 printk messages dropped ** [ 1347.246276][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1347.246518][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1347.246813][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8569c7c0 ** 9 printk messages dropped ** [ 1347.247573][ T32] r7:dddced40 r6:83018000 r5:856efb8c r4:856c4500 ** 5 printk messages dropped ** [ 1347.248109][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1347.248740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 7 printk messages dropped ** [ 1347.279486][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1347.280807][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 1 printk messages dropped ** [ 1347.280974][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.281077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1347.281132][ T32] r4:e0451dc0 [ 1347.281176][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.281279][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1347.281330][ T32] r4:00000000 [ 1347.281409][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.281509][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1347.281554][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.281664][ T32] r5:00001000 r4:ee619000 [ 1347.281802][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.281942][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.282118][ T32] r5:8495ab8c r4:8495a800 [ 1347.282191][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.282295][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1347.282354][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.282464][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.282520][ T32] r4:847a6c80 [ 1347.282567][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.282673][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1347.282725][ T32] r4:00000001 [ 1347.282767][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.282856][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1347.282920][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.282987][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.283052][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.283141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.283407][ T32] r4:84789140 [ 1347.283513][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.283676][ T32] INFO: task kworker/0:314:5685 blocked for more than 473 seconds. [ 1347.283773][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.283846][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.283992][ T32] task:kworker/0:314 state:D stack:0 pid:5685 tgid:5685 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.284194][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.284340][ T32] Call trace: [ 1347.284470][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1347.284611][ T32] r10:829189c0 r9:ec625d84 r8:00000002 r7:60000113 r6:ec625d8c r5:85722400 [ 1347.284670][ T32] r4:85722400 [ 1347.284719][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1347.284823][ T32] r5:85722400 r4:829189bc [ 1347.284914][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.285046][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.285231][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec625e08 [ 1347.285310][ T32] r4:00000000 [ 1347.285362][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1347.285477][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.285585][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.285711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85699c40 [ 1347.285801][ T32] r4:00000000 [ 1347.285853][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.285953][ T32] r9:83018005 r8:85722400 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1347.286001][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.286084][ T32] r5:00001000 r4:ebc93000 [ 1347.286146][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.286254][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.286343][ T32] r5:8562ef8c r4:8562ec00 ** 1 printk messages dropped ** [ 1347.286483][ T32] r7:dddced40 r6:83018000 r5:8562ef8c r4:856c4580 ** 5 printk messages dropped ** [ 1347.286871][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1347.287315][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 7 printk messages dropped ** [ 1347.288600][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.288993][ T32] 1d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1347.289412][ T32] r4:e0451dc0 ** 5 printk messages dropped ** [ 1347.289917][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1347.310740][ T32] r4:847a6c80 [ 1347.310770][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.310982][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1347.311079][ T32] r4:00000001 [ 1347.312251][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.312313][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1347.312349][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.313027][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.313153][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.313196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.313223][ T32] r4:84789140 [ 1347.313356][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.313470][ T32] INFO: task kworker/1:962:5687 blocked for more than 473 seconds. [ 1347.313551][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.314187][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.314231][ T32] task:kworker/1:962 state:D stack:0 pid:5687 tgid:5687 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.314349][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.314417][ T32] Call trace: [ 1347.314457][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1347.314533][ T32] r10:829189c0 r9:ebc75d84 r8:00000002 r7:60000013 r6:ebc75d8c r5:85721800 [ 1347.314565][ T32] r4:85721800 [ 1347.314589][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1347.314732][ T32] r5:85721800 r4:829189bc [ 1347.314760][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.314823][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.314887][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc75e08 [ 1347.314914][ T32] r4:00000000 [ 1347.314937][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1347.314983][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.315029][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.315082][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8569ccc0 [ 1347.315115][ T32] r4:00000000 [ 1347.315138][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.315191][ T32] r9:83018205 r8:85721800 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1347.315215][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.315264][ T32] r5:00001000 r4:eaba1000 [ 1347.315287][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.315434][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.315486][ T32] r5:856f438c r4:856f4000 [ 1347.315508][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1347.316218][ T32] r4:856bdf00 ** 4 printk messages dropped ** [ 1347.316459][ T32] Exception stack(0xebc75fb0 to 0xebc75ff8) ** 6 printk messages dropped ** [ 1347.317469][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1347.318293][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1347.318581][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 ** 2 printk messages dropped ** [ 1347.318687][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1347.318711][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.318792][ T32] r5:00001000 r4:ee619000 [ 1347.318821][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.318871][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.318955][ T32] r5:8495ab8c r4:8495a800 [ 1347.318982][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.319049][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1347.319080][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.319147][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.319173][ T32] r4:847a6c80 [ 1347.319387][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.319551][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1347.319597][ T32] r4:00000001 [ 1347.319633][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.319730][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1347.319781][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.319831][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.352288][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.352399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.352432][ T32] r4:84789140 [ 1347.352489][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.352529][ T32] INFO: task kworker/1:963:5691 blocked for more than 473 seconds. [ 1347.352597][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.352651][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.352682][ T32] task:kworker/1:963 state:D stack:0 pid:5691 tgid:5691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.352779][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.353011][ T32] Call trace: [ 1347.353183][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1347.353308][ T32] r10:829189c0 r9:ec629d84 r8:00000002 r7:60000113 r6:ec629d8c r5:85724800 [ 1347.353364][ T32] r4:85724800 [ 1347.353450][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1347.353541][ T32] r5:85724800 r4:829189bc [ 1347.353569][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.353618][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.353671][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec629e08 ** 1 printk messages dropped ** [ 1347.353720][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) ** 6 printk messages dropped ** [ 1347.354083][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1347.354542][ T32] r4:856ac000 ** 5 printk messages dropped ** [ 1347.354747][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1347.355489][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1347.355823][ T32] 1d60: 80070013 ffffffff ** 6 printk messages dropped ** [ 1347.356031][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1347.356429][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1347.356691][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.356716][ T32] r4:847a6c80 [ 1347.356736][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.356786][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1347.356839][ T32] r4:00000001 [ 1347.356893][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.356934][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1347.357002][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.357037][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.357097][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.357135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.357159][ T32] r4:84789140 [ 1347.357179][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.357206][ T32] INFO: task kworker/1:964:5693 blocked for more than 473 seconds. [ 1347.357239][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.357295][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.357321][ T32] task:kworker/1:964 state:D stack:0 pid:5693 tgid:5693 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.357431][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.357515][ T32] Call trace: [ 1347.357581][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1347.357863][ T32] r10:829189c0 r9:ec631d84 r8:00000002 r7:60000013 r6:ec631d8c r5:85725400 [ 1347.357942][ T32] r4:85725400 [ 1347.358141][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1347.358276][ T32] r5:85725400 r4:829189bc [ 1347.358327][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.358414][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.358573][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec631e08 [ 1347.358635][ T32] r4:00000000 [ 1347.358679][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1347.358763][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.358843][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.358932][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8569c940 [ 1347.358984][ T32] r4:00000000 [ 1347.359024][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.359131][ T32] r9:83018205 r8:85725400 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1347.359175][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.359281][ T32] r5:00001000 r4:eb355000 [ 1347.359349][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.359443][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.359530][ T32] r5:856f4b8c r4:856f4800 [ 1347.359573][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.359659][ T32] r7:ddde2d40 r6:83018200 r5:856f4b8c r4:856ac100 [ 1347.359704][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.359797][ T32] r10:61c88647 r9:85725400 r8:856ac12c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.359846][ T32] r4:856ac100 [ 1347.378973][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.379162][ T32] r10:00000000 r9:856ac100 r8:8027ecf4 r7:ebd45e60 r6:856ac180 r5:85725400 [ 1347.379247][ T32] r4:00000001 [ 1347.379298][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.379387][ T32] Exception stack(0xec631fb0 to 0xec631ff8) [ 1347.379432][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1347.379558][ T32] r4:8569cf80 ** 2 printk messages dropped ** [ 1347.380518][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.380582][ T32] Call trace: [ 1347.380651][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1347.380715][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1347.380741][ T32] r4:00000000 [ 1347.380765][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.380831][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1347.380898][ T32] 1d20: b114e000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1347.380937][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1347.380965][ T32] 1d60: 80070013 ffffffff [ 1347.380993][ T32] r5:80070013 r4:80239bb0 [ 1347.381016][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.381065][ T32] r4:82ac11e4 [ 1347.381096][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.381169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1347.381226][ T32] r4:e0451dc0 [ 1347.381253][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.381306][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1347.381347][ T32] r4:00000000 [ 1347.381402][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.381464][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1347.381493][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.381541][ T32] r5:00001000 r4:ee619000 [ 1347.381564][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.381638][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.381688][ T32] r5:8495ab8c r4:8495a800 [ 1347.381739][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.381795][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1347.381820][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.381875][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.381901][ T32] r4:847a6c80 [ 1347.381958][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.382041][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1347.382089][ T32] r4:00000001 [ 1347.382150][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.382210][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1347.382242][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.382276][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1347.382631][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1347.383277][ T32] r5:85726000 r4:829189bc ** 1 printk messages dropped ** [ 1347.383458][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1347.383766][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1347.383987][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856c7f80 [ 1347.384048][ T32] r4:00000000 [ 1347.384102][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.384236][ T32] r9:83018205 r8:85726000 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1347.384275][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.384325][ T32] r5:00001000 r4:eb3fd000 [ 1347.384386][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.384438][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.384483][ T32] r5:856f4f8c r4:856f4c00 [ 1347.384505][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.384592][ T32] r7:ddde2d40 r6:83018200 r5:856f4f8c r4:856ac200 [ 1347.384621][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.384673][ T32] r10:61c88647 r9:85726000 r8:856ac22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.384699][ T32] r4:856ac200 [ 1347.384721][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.384773][ T32] r10:00000000 r9:856ac200 r8:8027ecf4 r7:ebd45e60 r6:856ac280 r5:85726000 [ 1347.384827][ T32] r4:00000001 [ 1347.384880][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.384951][ T32] Exception stack(0xec635fb0 to 0xec635ff8) [ 1347.385015][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.385079][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.385118][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.385154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.385180][ T32] r4:8569cf80 [ 1347.385527][ T32] INFO: task kworker/1:965:5695 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1347.385564][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.385666][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1347.385805][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 ** 7 printk messages dropped ** [ 1347.386212][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 8 printk messages dropped ** [ 1347.386747][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 ** 9 printk messages dropped ** [ 1347.387222][ T32] r4:847a6c80 ** 5 printk messages dropped ** [ 1347.387481][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1347.387776][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 2 printk messages dropped ** [ 1347.387961][ T32] Call trace: [ 1347.387996][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1347.388049][ T32] r10:829189c0 r9:ec639d84 r8:00000002 r7:60000113 r6:ec639d8c r5:85726c00 [ 1347.388083][ T32] r4:85726c00 [ 1347.388105][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1347.388152][ T32] r5:85726c00 r4:829189bc [ 1347.388174][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.388247][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.388306][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec639e08 [ 1347.388336][ T32] r4:00000000 [ 1347.388386][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1347.388433][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.388479][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.388529][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856da400 [ 1347.388554][ T32] r4:00000000 [ 1347.388575][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.388623][ T32] r9:83018205 r8:85726c00 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1347.388647][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.388705][ T32] r5:00001000 r4:eb4a7000 [ 1347.388731][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.388776][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.388820][ T32] r5:856f578c r4:856f5400 [ 1347.388873][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.388925][ T32] r7:ddde2d40 r6:83018200 r5:856f578c r4:856ac300 [ 1347.388951][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.389004][ T32] r10:61c88647 r9:85726c00 r8:856ac32c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 5 printk messages dropped ** [ 1347.389276][ T32] Exception stack(0xec639fb0 to 0xec639ff8) ** 3 printk messages dropped ** [ 1347.389464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 6 printk messages dropped ** [ 1347.420973][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 ** 10 printk messages dropped ** [ 1347.421517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 ** 7 printk messages dropped ** [ 1347.421892][ T32] r5:00001000 r4:ee619000 ** 4 printk messages dropped ** [ 1347.422102][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 ** 7 printk messages dropped ** [ 1347.422436][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) ** 3 printk messages dropped ** [ 1347.422586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.422609][ T32] r4:84789140 [ 1347.422634][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.422679][ T32] INFO: task kworker/1:967:5699 blocked for more than 473 seconds. [ 1347.422717][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.422744][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.422767][ T32] task:kworker/1:967 state:D stack:0 pid:5699 tgid:5699 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.422833][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.422928][ T32] Call trace: [ 1347.423035][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1347.423144][ T32] r10:829189c0 r9:ec63dd84 r8:00000002 r7:60000013 r6:ec63dd8c r5:8561ec00 [ 1347.423203][ T32] r4:8561ec00 [ 1347.423250][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1347.423341][ T32] r5:8561ec00 r4:829189bc [ 1347.423387][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.423477][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.423578][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec63de08 [ 1347.423627][ T32] r4:00000000 [ 1347.423669][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1347.423749][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.423828][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.423880][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856da800 [ 1347.423905][ T32] r4:00000000 [ 1347.423929][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.424000][ T32] r9:83018205 r8:8561ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1347.424025][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.424074][ T32] r5:00001000 r4:eb5bb000 [ 1347.424100][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.424145][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.424189][ T32] r5:856f5f8c r4:856f5c00 [ 1347.424211][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.424258][ T32] r7:ddde2d40 r6:83018200 r5:856f5f8c r4:856ac400 [ 1347.424281][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.424380][ T32] r10:61c88647 r9:8561ec00 r8:856ac42c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.424412][ T32] r4:856ac400 [ 1347.424435][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.424486][ T32] r10:00000000 r9:856ac400 r8:8027ecf4 r7:ec639e60 r6:856ac480 r5:8561ec00 [ 1347.424513][ T32] r4:00000001 [ 1347.424534][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.424575][ T32] Exception stack(0xec63dfb0 to 0xec63dff8) [ 1347.424605][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.424638][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.424668][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.424702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.424726][ T32] r4:856da280 [ 1347.425174][ T32] INFO: task kworker/1:967:5699 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1347.425214][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1347.425684][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1347.426057][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.426312][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1347.426744][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) ** 4 printk messages dropped ** [ 1347.426887][ T32] r4:84789140 ** 4 printk messages dropped ** [ 1347.427065][ T32] task:kworker/1:968 state:D stack:0 pid:5701 tgid:5701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.427141][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.427185][ T32] Call trace: [ 1347.427216][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1347.427266][ T32] r10:829189c0 r9:ec641d84 r8:00000002 r7:60000013 r6:ec641d8c r5:85723c00 [ 1347.427322][ T32] r4:85723c00 [ 1347.427346][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1347.427391][ T32] r5:85723c00 r4:829189bc [ 1347.427411][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.427453][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.427503][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec641e08 [ 1347.427558][ T32] r4:00000000 [ 1347.427583][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1347.427645][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.427689][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.427736][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856da600 [ 1347.427761][ T32] r4:00000000 [ 1347.427781][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.427827][ T32] r9:83018205 r8:85723c00 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1347.427848][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.427891][ T32] r5:00001000 r4:eb4e5000 [ 1347.427912][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.427953][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.427995][ T32] r5:856f5b8c r4:856f5800 [ 1347.428016][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.428061][ T32] r7:ddde2d40 r6:83018200 r5:856f5b8c r4:856ac500 [ 1347.428092][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.428143][ T32] r10:61c88647 r9:85723c00 r8:856ac52c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.428210][ T32] r4:856ac500 [ 1347.428235][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.428337][ T32] r10:00000000 r9:856ac500 r8:8027ecf4 r7:ec63de60 r6:856ac580 r5:85723c00 [ 1347.428408][ T32] r4:00000001 [ 1347.428465][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.428505][ T32] Exception stack(0xec641fb0 to 0xec641ff8) [ 1347.428533][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.428563][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.428592][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.428651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.428708][ T32] r4:856da0c0 [ 1347.428983][ T32] INFO: task kworker/1:968:5701 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1347.429022][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.429149][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.429194][ T32] Call trace: [ 1347.429224][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1347.429278][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1347.429304][ T32] r4:00000000 [ 1347.429363][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.429476][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1347.429522][ T32] 1d20: b1e6b000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1347.429573][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1347.429603][ T32] 1d60: 80070013 ffffffff [ 1347.429633][ T32] r5:80070013 r4:80239bb0 [ 1347.429655][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.429706][ T32] r4:82ac11e4 [ 1347.429730][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.429780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1347.429805][ T32] r4:e0451dc0 [ 1347.429843][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.450581][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1347.450642][ T32] r4:00000000 [ 1347.450699][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.450778][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1347.450802][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.450864][ T32] r5:00001000 r4:ee619000 [ 1347.450890][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.450964][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.451012][ T32] r5:8495ab8c r4:8495a800 [ 1347.451035][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.451092][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1347.451115][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.451165][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.451218][ T32] r4:847a6c80 [ 1347.451243][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.451295][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1347.451319][ T32] r4:00000001 [ 1347.451340][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.451379][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1347.451411][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.451472][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.451506][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.451539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.451562][ T32] r4:84789140 [ 1347.451587][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.451641][ T32] INFO: task kworker/1:969:5703 blocked for more than 473 seconds. [ 1347.451681][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.451709][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.451733][ T32] task:kworker/1:969 state:D stack:0 pid:5703 tgid:5703 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1347.452253][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.452297][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1347.452505][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.452553][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856daa00 [ 1347.452597][ T32] r4:00000000 [ 1347.452621][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.452693][ T32] r9:83018205 r8:85728000 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1347.452718][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.452762][ T32] r5:00001000 r4:eb5e7000 [ 1347.452811][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.452896][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.452969][ T32] r5:856f638c r4:856f6000 [ 1347.452996][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.453058][ T32] r7:ddde2d40 r6:83018200 r5:856f638c r4:856ac600 [ 1347.453116][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.453170][ T32] r10:61c88647 r9:85728000 r8:856ac62c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.453197][ T32] r4:856ac600 [ 1347.453217][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.453270][ T32] r10:00000000 r9:856ac600 r8:8027ecf4 r7:ec63de60 r6:856ac680 r5:85728000 [ 1347.453295][ T32] r4:00000001 [ 1347.453363][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.453405][ T32] Exception stack(0xec645fb0 to 0xec645ff8) [ 1347.453467][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.453603][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.453675][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.453742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.453790][ T32] r4:856da680 [ 1347.454646][ T32] INFO: task kworker/1:969:5703 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1347.454747][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.454902][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.455026][ T32] Call trace: [ 1347.455106][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1347.455251][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1347.455324][ T32] r4:00000000 [ 1347.455370][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.455456][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1347.455521][ T32] 1d20: b2043000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1347.455590][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1347.455625][ T32] 1d60: 80070013 ffffffff ** 4 printk messages dropped ** [ 1347.456017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 ** 12 printk messages dropped ** [ 1347.457053][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 ** 10 printk messages dropped ** [ 1347.457811][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1347.458430][ T32] r4:85728c00 ** 3 printk messages dropped ** [ 1347.458623][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1347.459333][ T32] r5:856f6f8c r4:856f6c00 ** 5 printk messages dropped ** [ 1347.459654][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.459707][ T32] r10:00000000 r9:856ac700 r8:8027ecf4 r7:ec645e60 r6:856ac780 r5:85728c00 [ 1347.459763][ T32] r4:00000001 [ 1347.459790][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.459830][ T32] Exception stack(0xec62dfb0 to 0xec62dff8) [ 1347.459916][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1347.485804][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1347.486766][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.486947][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 1347.487279][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 ** 11 printk messages dropped ** [ 1347.487801][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 16 printk messages dropped ** [ 1347.488475][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1347.488907][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5e9e08 ** 17 printk messages dropped ** [ 1347.489654][ T32] r4:856ac800 ** 9 printk messages dropped ** [ 1347.502760][ T32] r4:856da9c0 ** 10 printk messages dropped ** [ 1347.503719][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 ** 20 printk messages dropped ** [ 1347.505064][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1347.505403][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.505432][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.505464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.505518][ T32] r4:84789140 [ 1347.505564][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.505598][ T32] INFO: task kworker/1:972:5708 blocked for more than 473 seconds. [ 1347.505633][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.505660][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.505709][ T32] task:kworker/1:972 state:D stack:0 pid:5708 tgid:5708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.505790][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.505836][ T32] Call trace: [ 1347.505868][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1347.505947][ T32] r10:829189c0 r9:ec649d84 r8:00000002 r7:60000113 r6:ec649d8c r5:8572b000 [ 1347.505975][ T32] r4:8572b000 [ 1347.506024][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1347.506103][ T32] r5:8572b000 r4:829189bc [ 1347.506127][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.506186][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.506241][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec649e08 [ 1347.506265][ T32] r4:00000000 [ 1347.506285][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1347.506325][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.506400][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.506450][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856dac80 [ 1347.506474][ T32] r4:00000000 [ 1347.506522][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.506571][ T32] r9:83018205 r8:8572b000 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1347.506594][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.506637][ T32] r5:00001000 r4:eb7dd000 [ 1347.506658][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.506712][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.506759][ T32] r5:856f6b8c r4:856f6800 [ 1347.506780][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.506825][ T32] r7:ddde2d40 r6:83018200 r5:856f6b8c r4:856ac900 [ 1347.506846][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.506923][ T32] r10:61c88647 r9:8572b000 r8:856ac92c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.506952][ T32] r4:856ac900 [ 1347.506973][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.507022][ T32] r10:00000000 r9:856ac900 r8:8027ecf4 r7:ec62de60 r6:856ac980 r5:8572b000 [ 1347.507046][ T32] r4:00000001 [ 1347.507066][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1347.507291][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.507969][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 ** 1 printk messages dropped ** [ 1347.508045][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.508095][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1347.508128][ T32] 1d20: b2c69000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1347.508184][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1347.508215][ T32] 1d60: 80070013 ffffffff [ 1347.508242][ T32] r5:80070013 r4:80239bb0 [ 1347.508293][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.508342][ T32] r4:82ac11e4 [ 1347.508364][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.508411][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1347.508465][ T32] r4:e0451dc0 [ 1347.508489][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.508538][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1347.508561][ T32] r4:00000000 [ 1347.508581][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.508627][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1347.508649][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.508693][ T32] r5:00001000 r4:ee619000 [ 1347.508713][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.508755][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.508797][ T32] r5:8495ab8c r4:8495a800 [ 1347.508817][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.508864][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1347.508916][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.508996][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.509023][ T32] r4:847a6c80 [ 1347.509043][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.509106][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1347.509132][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1347.509189][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) ** 2 printk messages dropped ** [ 1347.509275][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1347.509397][ T32] INFO: task kworker/1:973:5711 blocked for more than 473 seconds. ** 2 printk messages dropped ** [ 1347.509498][ T32] task:kworker/1:973 state:D stack:0 pid:5711 tgid:5711 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1347.509803][ T32] r4:8572bc00 ** 3 printk messages dropped ** [ 1347.530755][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.530856][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec605e08 [ 1347.530904][ T32] r4:00000000 [ 1347.530949][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1347.531134][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1347.531493][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1347.531933][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1347.532384][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1347.532750][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1347.533731][ T32] INFO: task kworker/1:973:5711 is blocked on a mutex likely owned by task kworker/1:208:3660. ** 4 printk messages dropped ** [ 1347.534351][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 ** 5 printk messages dropped ** [ 1347.534825][ T32] 1d60: 80070013 ffffffff [ 1347.534883][ T32] r5:80070013 r4:80239bb0 [ 1347.534933][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.535027][ T32] r4:82ac11e4 [ 1347.535122][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.535237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1347.535287][ T32] r4:e0451dc0 [ 1347.535337][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.535465][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1347.535518][ T32] r4:00000000 [ 1347.535559][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.535651][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1347.535695][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.535789][ T32] r5:00001000 r4:ee619000 [ 1347.535835][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.535915][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.535996][ T32] r5:8495ab8c r4:8495a800 [ 1347.536036][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.536139][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1347.536202][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.536311][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.536365][ T32] r4:847a6c80 [ 1347.536413][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.536520][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1347.536613][ T32] r4:00000001 [ 1347.536688][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.536778][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1347.536840][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.536970][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.537045][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.537124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.537191][ T32] r4:84789140 [ 1347.537242][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.537322][ T32] INFO: task kworker/1:974:5714 blocked for more than 473 seconds. [ 1347.537395][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.537461][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.537506][ T32] task:kworker/1:974 state:D stack:0 pid:5714 tgid:5714 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.537683][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.537772][ T32] Call trace: [ 1347.537839][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1347.537942][ T32] r10:829189c0 r9:ec64dd84 r8:00000002 r7:60000113 r6:ec64dd8c r5:8572c800 [ 1347.537989][ T32] r4:8572c800 [ 1347.538031][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1347.538132][ T32] r5:8572c800 r4:829189bc [ 1347.538225][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.538318][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.538424][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec64de08 [ 1347.538476][ T32] r4:00000000 [ 1347.538533][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1347.538616][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.538706][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.538821][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474b480 [ 1347.538887][ T32] r4:00000000 [ 1347.538934][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.539037][ T32] r9:83018205 r8:8572c800 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1347.539100][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.539195][ T32] r5:00001000 r4:eb851000 [ 1347.539237][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.539315][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.539398][ T32] r5:856f778c r4:856f7400 [ 1347.539447][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.539567][ T32] r7:ddde2d40 r6:83018200 r5:856f778c r4:856acb00 [ 1347.539670][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.539784][ T32] r10:61c88647 r9:8572c800 r8:856acb2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.539848][ T32] r4:856acb00 [ 1347.570782][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.571024][ T32] r10:00000000 r9:856acb00 r8:8027ecf4 r7:ec605e60 r6:856acb80 r5:8572c800 [ 1347.571090][ T32] r4:00000001 [ 1347.571136][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.571224][ T32] Exception stack(0xec64dfb0 to 0xec64dff8) [ 1347.571289][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.571367][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.571443][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.571509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.571553][ T32] r4:8474b340 [ 1347.572246][ T32] INFO: task kworker/1:974:5714 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1347.572326][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.572492][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.572692][ T32] Call trace: [ 1347.572768][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1347.573852][ T32] r4:e0451dc0 ** 10 printk messages dropped ** [ 1347.574707][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 17 printk messages dropped ** [ 1347.576451][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 1347.577641][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec651e08 ** 13 printk messages dropped ** [ 1347.578758][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 19 printk messages dropped ** [ 1347.605808][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 ** 16 printk messages dropped ** [ 1347.607477][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1347.607527][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.607619][ T32] r5:00001000 r4:ee619000 [ 1347.607689][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.607781][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.607870][ T32] r5:8495ab8c r4:8495a800 [ 1347.607913][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.608078][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1347.608164][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.608274][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.608323][ T32] r4:847a6c80 [ 1347.608369][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.608709][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1347.608772][ T32] r4:00000001 [ 1347.608893][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.609002][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1347.609078][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.609223][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.609410][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.609487][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.609537][ T32] r4:84789140 [ 1347.609587][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.609711][ T32] INFO: task kworker/1:976:5716 blocked for more than 474 seconds. [ 1347.609787][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.609960][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 2 printk messages dropped ** [ 1347.625185][ T32] Call trace: ** 7 printk messages dropped ** [ 1347.625897][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec659e08 ** 2 printk messages dropped ** [ 1347.626237][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1347.627910][ T32] r7:ddde2d40 r6:83018200 r5:856f7f8c r4:856acd00 ** 14 printk messages dropped ** [ 1347.629804][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 23 printk messages dropped ** [ 1347.652630][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 18 printk messages dropped ** [ 1347.654337][ T32] INFO: task kworker/1:977:5719 blocked for more than 474 seconds. ** 12 printk messages dropped ** [ 1347.655494][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec655e08 ** 11 printk messages dropped ** [ 1347.656306][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1347.658279][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1347.659575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1347.659625][ T32] r4:e0451dc0 [ 1347.659668][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.659758][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1347.659834][ T32] r4:00000000 [ 1347.687085][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.687374][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1347.687448][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.687542][ T32] r5:00001000 r4:ee619000 [ 1347.687582][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.687664][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.687781][ T32] r5:8495ab8c r4:8495a800 [ 1347.687862][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.687970][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1347.688020][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.688159][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.688230][ T32] r4:847a6c80 [ 1347.688306][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.688419][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1347.688471][ T32] r4:00000001 [ 1347.688520][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.688606][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1347.688674][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.688741][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.688800][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.688896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.688957][ T32] r4:84789140 [ 1347.689028][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.689119][ T32] INFO: task kworker/1:978:5721 blocked for more than 474 seconds. [ 1347.689190][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.689245][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.689292][ T32] task:kworker/1:978 state:D stack:0 pid:5721 tgid:5721 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.689420][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.689536][ T32] Call trace: [ 1347.689614][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1347.689724][ T32] r10:829189c0 r9:ec661d84 r8:00000002 r7:60000013 r6:ec661d8c r5:8572a400 [ 1347.689774][ T32] r4:8572a400 [ 1347.689822][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1347.695625][ T32] r5:8572a400 r4:829189bc [ 1347.695748][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.695865][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.695966][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec661e08 [ 1347.696015][ T32] r4:00000000 [ 1347.696056][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1347.696142][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.696220][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.696307][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852135c0 [ 1347.696469][ T32] r4:00000000 [ 1347.696584][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.696696][ T32] r9:83018205 r8:8572a400 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 ** 1 printk messages dropped ** [ 1347.696864][ T32] r5:00001000 r4:ebaad000 ** 3 printk messages dropped ** [ 1347.697183][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1347.697747][ T32] r10:00000000 r9:856acf00 r8:8027ecf4 r7:ec655e60 r6:856acf80 r5:8572a400 ** 4 printk messages dropped ** [ 1347.698219][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1347.698416][ T32] r4:85213240 ** 2 printk messages dropped ** [ 1347.699393][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1347.699683][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 ** 8 printk messages dropped ** [ 1347.721304][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1347.721698][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1347.721858][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1347.721903][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.721994][ T32] r5:00001000 r4:ee619000 [ 1347.722041][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.722131][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.722240][ T32] r5:8495ab8c r4:8495a800 [ 1347.722285][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.722379][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1347.722419][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.722526][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.722575][ T32] r4:847a6c80 [ 1347.722619][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.722715][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1347.722764][ T32] r4:00000001 [ 1347.722814][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.722917][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1347.723075][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.723166][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.723231][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.723301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.723354][ T32] r4:84789140 [ 1347.723405][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.723466][ T32] INFO: task kworker/1:979:5723 blocked for more than 474 seconds. [ 1347.723532][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.723585][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.723631][ T32] task:kworker/1:979 state:D stack:0 pid:5723 tgid:5723 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.723799][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.723914][ T32] Call trace: [ 1347.724029][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1347.724153][ T32] r10:829189c0 r9:ec665d84 r8:00000002 r7:60000013 r6:ec665d8c r5:85723000 [ 1347.724209][ T32] r4:85723000 [ 1347.724257][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1347.724354][ T32] r5:85723000 r4:829189bc [ 1347.724398][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.724501][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.724638][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec665e08 [ 1347.724697][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1347.724826][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1347.725427][ T32] r5:00001000 r4:ebadf000 ** 4 printk messages dropped ** [ 1347.725801][ T32] r7:ddde2d40 r6:83018200 r5:85700f8c r4:85048000 ** 4 printk messages dropped ** [ 1347.726227][ T32] r10:00000000 r9:85048000 r8:8027ecf4 r7:ec661e60 r6:85048080 r5:85723000 ** 10 printk messages dropped ** [ 1347.727976][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1347.728831][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 6 printk messages dropped ** [ 1347.729359][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.729747][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1347.751494][ T32] r4:847a6c80 ** 5 printk messages dropped ** [ 1347.751894][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1347.752328][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.752386][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.752435][ T32] task:kworker/1:980 state:D stack:0 pid:5725 tgid:5725 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.752556][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.752668][ T32] Call trace: [ 1347.752852][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1347.752971][ T32] r10:829189c0 r9:ec669d84 r8:00000002 r7:60000013 r6:ec669d8c r5:85730000 [ 1347.753038][ T32] r4:85730000 [ 1347.753158][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1347.753256][ T32] r5:85730000 r4:829189bc [ 1347.753307][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.753397][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.753578][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec669e08 [ 1347.753642][ T32] r4:00000000 [ 1347.753690][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1347.753780][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.753908][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.754013][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85213700 [ 1347.754066][ T32] r4:00000000 [ 1347.754131][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.754264][ T32] r9:83018205 r8:85730000 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1347.754317][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.754414][ T32] r5:00001000 r4:ebac7000 [ 1347.754497][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.754596][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.754691][ T32] r5:85700b8c r4:85700800 [ 1347.754741][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.754882][ T32] r7:ddde2d40 r6:83018200 r5:85700b8c r4:85048100 [ 1347.754944][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1347.755281][ T32] r10:00000000 r9:85048100 r8:8027ecf4 r7:ec665e60 r6:85048180 r5:85730000 ** 9 printk messages dropped ** [ 1347.756757][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1347.758113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 ** 9 printk messages dropped ** [ 1347.758864][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1347.759917][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.787785][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.787928][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.788020][ T32] r4:84789140 [ 1347.788083][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.788196][ T32] INFO: task kworker/1:981:5727 blocked for more than 474 seconds. [ 1347.788272][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.788324][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.788428][ T32] task:kworker/1:981 state:D stack:0 pid:5727 tgid:5727 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.788565][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.788682][ T32] Call trace: [ 1347.788780][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1347.788916][ T32] r10:829189c0 r9:ec671d84 r8:00000002 r7:60000113 r6:ec671d8c r5:85730c00 [ 1347.789003][ T32] r4:85730c00 [ 1347.789058][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1347.789180][ T32] r5:85730c00 r4:829189bc [ 1347.789254][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.789376][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.789511][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec671e08 [ 1347.789595][ T32] r4:00000000 [ 1347.789646][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1347.789731][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.789819][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.789915][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85213e40 [ 1347.790031][ T32] r4:00000000 [ 1347.798147][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.798327][ T32] r9:83018205 r8:85730c00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1347.798383][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.798478][ T32] r5:00001000 r4:ebb1f000 [ 1347.798525][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.798615][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.798722][ T32] r5:85701b8c r4:85701800 [ 1347.798787][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.798912][ T32] r7:ddde2d40 r6:83018200 r5:85701b8c r4:85048200 [ 1347.798962][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.799061][ T32] r10:61c88647 r9:85730c00 r8:8504822c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.799116][ T32] r4:85048200 [ 1347.799160][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.799284][ T32] r10:00000000 r9:85048200 r8:8027ecf4 r7:ec665e60 r6:85048280 r5:85730c00 ** 6 printk messages dropped ** [ 1347.799817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 7 printk messages dropped ** [ 1347.815794][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.816209][ T32] 1d60: 80070013 ffffffff ** 6 printk messages dropped ** [ 1347.816733][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1347.817253][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1347.817839][ T32] r4:847a6c80 ** 4 printk messages dropped ** [ 1347.818046][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) ** 6 printk messages dropped ** [ 1347.818341][ T32] INFO: task kworker/1:982:5728 blocked for more than 474 seconds. ** 2 printk messages dropped ** [ 1347.818424][ T32] task:kworker/1:982 state:D stack:0 pid:5728 tgid:5728 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.818473][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.818542][ T32] Call trace: [ 1347.818608][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1347.818727][ T32] r10:829189c0 r9:ec65dd84 r8:00000002 r7:60000113 r6:ec65dd8c r5:85731800 [ 1347.818765][ T32] r4:85731800 [ 1347.818819][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1347.818944][ T32] r5:85731800 r4:829189bc [ 1347.818997][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.819053][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.819111][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec65de08 [ 1347.819136][ T32] r4:00000000 [ 1347.819157][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1347.819198][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.819291][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.819351][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85213a00 [ 1347.819437][ T32] r4:00000000 [ 1347.819480][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.819546][ T32] r9:83018205 r8:85731800 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1347.819608][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.819662][ T32] r5:00001000 r4:ebaf1000 [ 1347.819689][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.819770][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.819851][ T32] r5:8570138c r4:85701000 ** 2 printk messages dropped ** [ 1347.828096][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1347.828669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 16 printk messages dropped ** [ 1347.843346][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 15 printk messages dropped ** [ 1347.844469][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 16 printk messages dropped ** [ 1347.845094][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1347.845501][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec679e08 ** 11 printk messages dropped ** [ 1347.845950][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1347.846252][ T32] r4:85048400 [ 1347.846273][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.846328][ T32] r10:00000000 r9:85048400 r8:8027ecf4 r7:ec671e60 r6:85048480 r5:85733000 [ 1347.846391][ T32] r4:00000001 [ 1347.846416][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.846456][ T32] Exception stack(0xec679fb0 to 0xec679ff8) [ 1347.846484][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.846514][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.846542][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.846574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.846597][ T32] r4:85213a80 [ 1347.847007][ T32] INFO: task kworker/1:983:5731 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1347.847043][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.847115][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.847184][ T32] Call trace: [ 1347.847252][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1347.847319][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1347.847351][ T32] r4:00000000 [ 1347.847420][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.847497][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1347.847562][ T32] 1d20: b543e000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1347.847597][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1347.847623][ T32] 1d60: 80070013 ffffffff [ 1347.847670][ T32] r5:80070013 r4:80239bb0 [ 1347.847724][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.847822][ T32] r4:82ac11e4 [ 1347.847855][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.847933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1347.847961][ T32] r4:e0451dc0 [ 1347.847983][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.848032][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1347.848056][ T32] r4:00000000 [ 1347.848115][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.848198][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1347.848264][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.848358][ T32] r5:00001000 r4:ee619000 [ 1347.848384][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.848441][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.848490][ T32] r5:8495ab8c r4:8495a800 [ 1347.848530][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1347.848636][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 17 printk messages dropped ** [ 1347.849369][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1347.849815][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec675e08 ** 5 printk messages dropped ** [ 1347.857718][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1347.858059][ T32] r5:85701f8c r4:85701c00 ** 11 printk messages dropped ** [ 1347.858695][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.858724][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.858758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.858802][ T32] r4:85213cc0 [ 1347.859243][ T32] INFO: task kworker/1:984:5733 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1347.859283][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.859358][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.859408][ T32] Call trace: [ 1347.859476][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1347.859584][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1347.859613][ T32] r4:00000000 [ 1347.859661][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.859706][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1347.859769][ T32] 1d20: b543e000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1347.859806][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1347.859921][ T32] 1d60: 80070013 ffffffff [ 1347.876222][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 1347.876831][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 ** 14 printk messages dropped ** [ 1347.878027][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 ** 17 printk messages dropped ** [ 1347.879515][ T32] r4:85734800 ** 4 printk messages dropped ** [ 1347.879909][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec67de08 ** 7 printk messages dropped ** [ 1347.888642][ T32] r9:83018205 r8:85734800 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 ** 16 printk messages dropped ** [ 1347.905186][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1347.908294][ T32] r4:82ac11e4 ** 9 printk messages dropped ** [ 1347.908995][ T32] r5:00001000 r4:ee619000 ** 9 printk messages dropped ** [ 1347.918492][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 ** 17 printk messages dropped ** [ 1347.923863][ T32] r4:85735400 [ 1347.923926][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1347.924045][ T32] r5:85735400 r4:829189bc [ 1347.924097][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.924192][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.924309][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec681e08 [ 1347.924362][ T32] r4:00000000 [ 1347.924407][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1347.924537][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.924653][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.924848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e8040 [ 1347.924907][ T32] r4:00000000 [ 1347.924976][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.925123][ T32] r9:83018205 r8:85735400 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1347.925264][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.925390][ T32] r5:00001000 r4:ebb71000 [ 1347.925452][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.925533][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.925685][ T32] r5:8570238c r4:85702000 [ 1347.925762][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.925885][ T32] r7:ddde2d40 r6:83018200 r5:8570238c r4:85048700 [ 1347.925980][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.926093][ T32] r10:61c88647 r9:85735400 r8:8504872c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.926143][ T32] r4:85048700 [ 1347.926210][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.926366][ T32] r10:00000000 r9:85048700 r8:8027ecf4 r7:ec67de60 r6:85048780 r5:85735400 [ 1347.926449][ T32] r4:00000001 [ 1347.926500][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.926581][ T32] Exception stack(0xec681fb0 to 0xec681ff8) [ 1347.926689][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.926818][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.926887][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.926954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 1 printk messages dropped ** [ 1347.927680][ T32] INFO: task kworker/1:986:5737 is blocked on a mutex likely owned by task kworker/1:208:3660. ** 10 printk messages dropped ** [ 1347.928644][ T32] 1d60: 80070013 ffffffff ** 8 printk messages dropped ** [ 1347.929306][ T32] r4:00000000 [ 1347.929379][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1347.929488][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1347.929580][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1347.929676][ T32] r5:00001000 r4:ee619000 [ 1347.929729][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1347.929808][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.950951][ T32] r5:8495ab8c r4:8495a800 [ 1347.951202][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1347.951405][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1347.951510][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1347.951626][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.951679][ T32] r4:847a6c80 [ 1347.951792][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1347.952093][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1347.952163][ T32] r4:00000001 [ 1347.952244][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.952340][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1347.952416][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.952486][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.952548][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.952622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1347.952674][ T32] r4:84789140 [ 1347.952810][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1347.952958][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1347.954111][ T32] r4:844c5400 ** 4 printk messages dropped ** [ 1347.954905][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec68de08 ** 3 printk messages dropped ** [ 1347.956224][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 16 printk messages dropped ** [ 1347.957996][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1347.990557][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1347.991225][ T32] r4:82ac11e4 [ 1347.991247][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.991352][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1347.991412][ T32] r4:e0451dc0 [ 1347.991531][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1347.992002][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 ** 3 printk messages dropped ** [ 1347.992134][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 15 printk messages dropped ** [ 1347.993023][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1347.994367][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec695e08 ** 7 printk messages dropped ** [ 1347.994644][ T32] r9:83018205 r8:844c1800 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 ** 16 printk messages dropped ** [ 1347.995652][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 19 printk messages dropped ** [ 1347.997343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 ** 15 printk messages dropped ** [ 1347.998428][ T32] r4:847a6c80 ** 9 printk messages dropped ** [ 1347.999364][ T32] r4:84789140 ** 9 printk messages dropped ** [ 1348.029386][ T32] r4:85736c00 ** 6 printk messages dropped ** [ 1348.029778][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) ** 8 printk messages dropped ** [ 1348.030868][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.030911][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.030971][ T32] r5:8570378c r4:85703400 [ 1348.030993][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.031043][ T32] r7:ddde2d40 r6:83018200 r5:8570378c r4:85048900 [ 1348.031083][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.031139][ T32] r10:61c88647 r9:85736c00 r8:8504892c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.031170][ T32] r4:85048900 [ 1348.031247][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.031334][ T32] r10:00000000 r9:85048900 r8:8027ecf4 r7:ec67de60 r6:85048980 r5:85736c00 [ 1348.031363][ T32] r4:00000001 [ 1348.031415][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.031608][ T32] Exception stack(0xec691fb0 to 0xec691ff8) [ 1348.031650][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.031750][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.031789][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.031826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.031851][ T32] r4:847e8400 [ 1348.032278][ T32] INFO: task kworker/1:989:5743 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1348.032317][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.032569][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.032796][ T32] Call trace: [ 1348.032864][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1348.032929][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1348.032987][ T32] r4:00000000 [ 1348.033024][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1348.033293][ T32] 1d60: 80070013 ffffffff ** 10 printk messages dropped ** [ 1348.033847][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 ** 22 printk messages dropped ** [ 1348.035234][ T32] Not tainted 6.15.0-syzkaller #0 ** 11 printk messages dropped ** [ 1348.036134][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6a1e08 ** 12 printk messages dropped ** [ 1348.036603][ T32] r5:8562f78c r4:8562f400 ** 11 printk messages dropped ** [ 1348.037278][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 18 printk messages dropped ** [ 1348.038678][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 13 printk messages dropped ** [ 1348.039342][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1348.039368][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.039424][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.039448][ T32] r4:847a6c80 [ 1348.039468][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.039550][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1348.039577][ T32] r4:00000001 [ 1348.039598][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.039636][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1348.039664][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.039730][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.039764][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.039797][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.039834][ T32] r4:84789140 [ 1348.062409][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.062502][ T32] INFO: task kworker/1:990:5746 blocked for more than 474 seconds. ** 2 printk messages dropped ** [ 1348.062595][ T32] task:kworker/1:990 state:D stack:0 pid:5746 tgid:5746 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1348.063356][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.063422][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6a5e08 [ 1348.063451][ T32] r4:00000000 [ 1348.063638][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1348.063697][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.063742][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.063940][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e8980 [ 1348.064154][ T32] r4:00000000 [ 1348.064191][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.064243][ T32] r9:83018205 r8:85718000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1348.064266][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.064437][ T32] r5:00001000 r4:ec699000 [ 1348.064463][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.064507][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1348.065006][ T32] r4:85048a80 ** 4 printk messages dropped ** [ 1348.065250][ T32] Exception stack(0xec6a5fb0 to 0xec6a5ff8) ** 8 printk messages dropped ** [ 1348.066196][ T32] Call trace: ** 11 printk messages dropped ** [ 1348.066783][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1348.067719][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1348.068327][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1348.068350][ T32] r4:00000001 [ 1348.068407][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.068449][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1348.068478][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.068509][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.068537][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.068569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.068592][ T32] r4:84789140 [ 1348.068674][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.068705][ T32] INFO: task kworker/1:991:5749 blocked for more than 474 seconds. [ 1348.068735][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.068760][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.068781][ T32] task:kworker/1:991 state:D stack:0 pid:5749 tgid:5749 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.068830][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.068868][ T32] Call trace: [ 1348.068899][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1348.068949][ T32] r10:829189c0 r9:ec6b9d84 r8:00000002 r7:60000113 r6:ec6b9d8c r5:85739800 [ 1348.068972][ T32] r4:85739800 [ 1348.069037][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1348.069126][ T32] r5:85739800 r4:829189bc [ 1348.069186][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.069239][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.069293][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6b9e08 [ 1348.069372][ T32] r4:00000000 [ 1348.069400][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1348.069562][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1348.092785][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1348.093469][ T32] r4:85048b80 ** 6 printk messages dropped ** [ 1348.093948][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1348.094897][ T32] Call trace: ** 6 printk messages dropped ** [ 1348.095175][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 ** 11 printk messages dropped ** [ 1348.096325][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 ** 7 printk messages dropped ** [ 1348.096584][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1348.097201][ T32] r4:84789140 ** 4 printk messages dropped ** [ 1348.097411][ T32] task:kworker/1:992 state:D stack:0 pid:5751 tgid:5751 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.097458][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.097700][ T32] Call trace: [ 1348.097732][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1348.097783][ T32] r10:829189c0 r9:ec6cdd84 r8:00000002 r7:60000013 r6:ec6cdd8c r5:85738c00 [ 1348.097807][ T32] r4:85738c00 [ 1348.097828][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1348.097890][ T32] r5:85738c00 r4:829189bc [ 1348.097942][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.098073][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.098132][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6cde08 [ 1348.098156][ T32] r4:00000000 [ 1348.098208][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1348.098254][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.098298][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.098349][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e8ec0 [ 1348.098373][ T32] r4:00000000 [ 1348.098393][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.098439][ T32] r9:83018205 r8:85738c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1348.098462][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.098506][ T32] r5:00001000 r4:ec6c9000 [ 1348.098541][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.098588][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.098631][ T32] r5:85703f8c r4:85703c00 [ 1348.098651][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.098695][ T32] r7:ddde2d40 r6:83018200 r5:85703f8c r4:85048c80 [ 1348.098716][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.098765][ T32] r10:61c88647 r9:85738c00 r8:85048cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.098788][ T32] r4:85048c80 [ 1348.098808][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.098855][ T32] r10:00000000 r9:85048c80 r8:8027ecf4 r7:ec6b9e60 r6:85048d00 r5:85738c00 [ 1348.099065][ T32] r4:00000001 [ 1348.099125][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.099167][ T32] Exception stack(0xec6cdfb0 to 0xec6cdff8) [ 1348.099196][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.099256][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.099317][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.099431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.099546][ T32] r4:847e8a00 [ 1348.118756][ T32] INFO: task kworker/1:992:5751 is blocked on a mutex likely owned by task kworker/1:208:3660. ** 5 printk messages dropped ** [ 1348.119389][ T32] r4:00000000 ** 13 printk messages dropped ** [ 1348.122972][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1348.123848][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 ** 12 printk messages dropped ** [ 1348.125100][ T32] r4:84789140 ** 11 printk messages dropped ** [ 1348.126135][ T32] r5:8573a400 r4:829189bc ** 5 printk messages dropped ** [ 1348.126725][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 14 printk messages dropped ** [ 1348.128012][ T32] r4:85048d80 ** 9 printk messages dropped ** [ 1348.128561][ T32] r4:847e8d40 ** 8 printk messages dropped ** [ 1348.129596][ T32] Exception stack(0xe0451d20 to 0xe0451d68) ** 12 printk messages dropped ** [ 1348.150658][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.150713][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1348.150763][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.150948][ T32] r5:00001000 r4:ee619000 [ 1348.150973][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.151016][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.151075][ T32] r5:8495ab8c r4:8495a800 [ 1348.151168][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.151398][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1348.151432][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.151485][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.151520][ T32] r4:847a6c80 [ 1348.151545][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.151695][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 ** 7 printk messages dropped ** [ 1348.151989][ T32] r4:84789140 ** 7 printk messages dropped ** [ 1348.152324][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1348.152789][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec685e08 ** 4 printk messages dropped ** [ 1348.153209][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e8f40 ** 12 printk messages dropped ** [ 1348.153998][ T32] r4:85048e80 ** 9 printk messages dropped ** [ 1348.154563][ T32] r4:85213fc0 ** 11 printk messages dropped ** [ 1348.155679][ T32] 1d60: 80070013 ffffffff ** 7 printk messages dropped ** [ 1348.156126][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 ** 7 printk messages dropped ** [ 1348.156510][ T32] r5:8495ab8c r4:8495a800 ** 6 printk messages dropped ** [ 1348.156747][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 ** 9 printk messages dropped ** [ 1348.157177][ T32] INFO: task kworker/1:995:5757 blocked for more than 474 seconds. ** 9 printk messages dropped ** [ 1348.157771][ T32] r5:85658000 r4:829189bc ** 2 printk messages dropped ** [ 1348.158034][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcf9e08 ** 5 printk messages dropped ** [ 1348.158482][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1348.159135][ T32] r5:8570d38c r4:8570d000 ** 4 printk messages dropped ** [ 1348.159307][ T32] r4:85048f80 ** 6 printk messages dropped ** [ 1348.159519][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1348.195273][ T32] Call trace: ** 4 printk messages dropped ** [ 1348.195730][ T32] Exception stack(0xe0451d20 to 0xe0451d68) ** 8 printk messages dropped ** [ 1348.196412][ T32] r4:e0451dc0 ** 6 printk messages dropped ** [ 1348.196959][ T32] r5:00001000 r4:ee619000 ** 5 printk messages dropped ** [ 1348.197459][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1348.198215][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.198885][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.199956][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.209464][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd35e08 [ 1348.209545][ T32] r4:00000000 [ 1348.209624][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1348.209754][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.209859][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.210829][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85056100 [ 1348.210894][ T32] r4:00000000 [ 1348.210941][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.211056][ T32] r9:83018205 r8:84aa8000 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [ 1348.211111][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.211227][ T32] r5:00001000 r4:dfab3000 [ 1348.211273][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.211355][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.211450][ T32] r5:8570cb8c r4:8570c800 [ 1348.211496][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.211587][ T32] r7:ddde2d40 r6:83018200 r5:8570cb8c r4:851f9000 [ 1348.211633][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.211734][ T32] r10:61c88647 r9:84aa8000 r8:851f902c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.211786][ T32] r4:851f9000 [ 1348.211846][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.211960][ T32] r10:00000000 r9:851f9000 r8:8027ecf4 r7:ebcf9e60 r6:856c4800 r5:84aa8000 [ 1348.212009][ T32] r4:00000001 [ 1348.212111][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.212203][ T32] Exception stack(0xebd35fb0 to 0xebd35ff8) [ 1348.212277][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.212350][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.212410][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.212498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.212580][ T32] r4:85056040 [ 1348.213267][ T32] INFO: task kworker/1:996:5758 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1348.213372][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.213525][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.213654][ T32] Call trace: [ 1348.213790][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1348.213912][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1348.213963][ T32] r4:00000000 [ 1348.214005][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.214101][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1348.214188][ T32] 1d20: b8553000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1348.214258][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1348.214312][ T32] 1d60: 80070013 ffffffff [ 1348.214367][ T32] r5:80070013 r4:80239bb0 [ 1348.214410][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.214497][ T32] r4:82ac11e4 [ 1348.214539][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.214651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1348.214707][ T32] r4:e0451dc0 [ 1348.214778][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.214875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 ** 4 printk messages dropped ** [ 1348.215273][ T32] r5:00001000 r4:ee619000 ** 9 printk messages dropped ** [ 1348.216040][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 ** 17 printk messages dropped ** [ 1348.217556][ T32] r4:84a48000 ** 4 printk messages dropped ** [ 1348.217962][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd71e08 ** 14 printk messages dropped ** [ 1348.218983][ T32] r7:ddde2d40 r6:83018200 r5:8570cf8c r4:851f9080 ** 13 printk messages dropped ** [ 1348.252341][ T32] INFO: task kworker/1:997:5761 is blocked on a mutex likely owned by task kworker/1:208:3660. ** 20 printk messages dropped ** [ 1348.254128][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 13 printk messages dropped ** [ 1348.255252][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1348.255992][ T32] Not tainted 6.15.0-syzkaller #0 ** 11 printk messages dropped ** [ 1348.256849][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec585e08 ** 3 printk messages dropped ** [ 1348.257102][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.257225][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850565c0 [ 1348.257280][ T32] r4:00000000 [ 1348.257349][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.257458][ T32] r9:83018205 r8:84a48c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1348.257505][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.257583][ T32] r5:00001000 r4:e0867000 [ 1348.257623][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.257721][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.257806][ T32] r5:8570d78c r4:8570d400 [ 1348.257848][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.257938][ T32] r7:ddde2d40 r6:83018200 r5:8570d78c r4:851f9100 [ 1348.257980][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.258107][ T32] r10:61c88647 r9:84a48c00 r8:851f912c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.258161][ T32] r4:851f9100 [ 1348.258222][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.258319][ T32] r10:00000000 r9:851f9100 r8:8027ecf4 r7:ebcf9e60 r6:856c4900 r5:84a48c00 [ 1348.258372][ T32] r4:00000001 [ 1348.258446][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.258526][ T32] Exception stack(0xec585fb0 to 0xec585ff8) [ 1348.258585][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.258647][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.258730][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.258859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.258920][ T32] r4:85056280 [ 1348.259394][ T32] INFO: task kworker/1:998:5762 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1348.259488][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.259611][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.259696][ T32] Call trace: [ 1348.259759][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1348.259923][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1348.272247][ T32] r4:00000000 [ 1348.272348][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.272477][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1348.272552][ T32] 1d20: b8b13000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1348.272621][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1348.272682][ T32] 1d60: 80070013 ffffffff [ 1348.272739][ T32] r5:80070013 r4:80239bb0 [ 1348.272786][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.272962][ T32] r4:82ac11e4 [ 1348.273019][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.273128][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1348.273194][ T32] r4:e0451dc0 [ 1348.273244][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.273343][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1348.273406][ T32] r4:00000000 [ 1348.273466][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.273570][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1348.273623][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.273735][ T32] r5:00001000 r4:ee619000 [ 1348.273808][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.273907][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.273997][ T32] r5:8495ab8c r4:8495a800 ** 2 printk messages dropped ** [ 1348.274220][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1348.275021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1348.275933][ T32] r10:829189c0 r9:ec599d84 r8:00000002 r7:60000013 r6:ec599d8c r5:84a49800 ** 5 printk messages dropped ** [ 1348.276449][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec599e08 ** 4 printk messages dropped ** [ 1348.276990][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85056700 ** 9 printk messages dropped ** [ 1348.277945][ T32] r7:ddde2d40 r6:83018200 r5:8570db8c r4:851f9180 ** 9 printk messages dropped ** [ 1348.279144][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.311412][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 ** 10 printk messages dropped ** [ 1348.312208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 ** 9 printk messages dropped ** [ 1348.313123][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.313246][ T32] r5:8495ab8c r4:8495a800 [ 1348.313380][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.313489][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1348.313539][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.313640][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.313687][ T32] r4:847a6c80 [ 1348.313732][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.313835][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1348.313886][ T32] r4:00000001 [ 1348.313947][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.314030][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1348.314125][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.314212][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.314274][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.314404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.314480][ T32] r4:84789140 [ 1348.314537][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.314601][ T32] INFO: task kworker/1:1000:5767 blocked for more than 474 seconds. [ 1348.314669][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.314744][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.314802][ T32] task:kworker/1:1000 state:D stack:0 pid:5767 tgid:5767 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.314896][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.314996][ T32] Call trace: [ 1348.315080][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1348.315182][ T32] r10:829189c0 r9:ec5b9d84 r8:00000002 r7:60000113 r6:ec5b9d8c r5:84a4b000 [ 1348.315246][ T32] r4:84a4b000 [ 1348.315295][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1348.315386][ T32] r5:84a4b000 r4:829189bc [ 1348.315431][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.315529][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.315652][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5b9e08 [ 1348.315717][ T32] r4:00000000 [ 1348.315762][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1348.315846][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.315939][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.316056][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85056800 [ 1348.316121][ T32] r4:00000000 [ 1348.316165][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.316266][ T32] r9:83018205 r8:84a4b000 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1348.316333][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.316434][ T32] r5:00001000 r4:eb079000 [ 1348.316478][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.316562][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1348.316953][ T32] r10:61c88647 r9:84a4b000 r8:851f922c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.317027][ T32] r4:851f9200 [ 1348.317091][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.317209][ T32] r10:00000000 r9:851f9200 r8:8027ecf4 r7:ec599e60 r6:856c4a00 r5:84a4b000 [ 1348.317269][ T32] r4:00000001 [ 1348.317340][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.317435][ T32] Exception stack(0xec5b9fb0 to 0xec5b9ff8) [ 1348.317500][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.317568][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.317633][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.317714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.317796][ T32] r4:85056380 [ 1348.318493][ T32] INFO: task kworker/1:1000:5767 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1348.318582][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.318728][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.318814][ T32] Call trace: [ 1348.318881][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1348.318986][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1348.319036][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1348.319225][ T32] Exception stack(0xe0451d20 to 0xe0451d68) ** 8 printk messages dropped ** [ 1348.347344][ T32] r4:e0451dc0 ** 5 printk messages dropped ** [ 1348.347842][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1348.348648][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1348.349525][ T32] r4:84789140 ** 5 printk messages dropped ** [ 1348.357628][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1348.358485][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5d1e08 [ 1348.358535][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1348.358762][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1348.359449][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1348.371163][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.372671][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1348.373765][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 ** 8 printk messages dropped ** [ 1348.374401][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1348.375178][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1348.375509][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.376067][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1348.376863][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5dde08 ** 3 printk messages dropped ** [ 1348.377198][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1348.377866][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.378716][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1348.379124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 7 printk messages dropped ** [ 1348.410706][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1348.411219][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1348.412025][ T32] r5:00001000 r4:ee619000 [ 1348.412067][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.412162][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.412247][ T32] r5:8495ab8c r4:8495a800 [ 1348.412292][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.412404][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1348.412455][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.412556][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.412618][ T32] r4:847a6c80 [ 1348.412667][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.412765][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1348.412818][ T32] r4:00000001 [ 1348.412866][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.412948][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1348.413011][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.413089][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.413156][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.413224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.413293][ T32] r4:84789140 [ 1348.413351][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.413434][ T32] INFO: task kworker/1:1003:5773 blocked for more than 474 seconds. [ 1348.413516][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.413588][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.413638][ T32] task:kworker/1:1003 state:D stack:0 pid:5773 tgid:5773 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.413749][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.413834][ T32] Call trace: [ 1348.413915][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1348.414054][ T32] r10:829189c0 r9:ec615d84 r8:00000002 r7:60000013 r6:ec615d8c r5:84a4d400 [ 1348.414195][ T32] r4:84a4d400 [ 1348.414260][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1348.414364][ T32] r5:84a4d400 r4:829189bc [ 1348.414427][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.414514][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.414612][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec615e08 [ 1348.414656][ T32] r4:00000000 [ 1348.414693][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1348.414766][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.414850][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.414947][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85056b40 [ 1348.414993][ T32] r4:00000000 [ 1348.415030][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.415169][ T32] r9:83018205 r8:84a4d400 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1348.415216][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.415296][ T32] r5:00001000 r4:eb299000 [ 1348.415342][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.415424][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.415503][ T32] r5:8570e78c r4:8570e400 [ 1348.415543][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.415629][ T32] r7:ddde2d40 r6:83018200 r5:8570e78c r4:851f9380 [ 1348.415670][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.415766][ T32] r10:61c88647 r9:84a4d400 r8:851f93ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.415827][ T32] r4:851f9380 [ 1348.415886][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.415981][ T32] r10:00000000 r9:851f9380 r8:8027ecf4 r7:ec5d1e60 r6:856c4b80 r5:84a4d400 [ 1348.416026][ T32] r4:00000001 [ 1348.416086][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.416164][ T32] Exception stack(0xec615fb0 to 0xec615ff8) [ 1348.416224][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.416288][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.416349][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.416412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.416459][ T32] r4:85056940 [ 1348.417154][ T32] INFO: task kworker/1:1003:5773 is blocked on a mutex likely owned by task kworker/1:208:3660. ** 4 printk messages dropped ** [ 1348.417723][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 ** 11 printk messages dropped ** [ 1348.418557][ T32] r4:e0451dc0 ** 5 printk messages dropped ** [ 1348.419013][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1348.440456][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 ** 7 printk messages dropped ** [ 1348.441207][ T32] r4:84789140 ** 4 printk messages dropped ** [ 1348.441594][ T32] task:kworker/1:1004 state:D stack:0 pid:5774 tgid:5774 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1348.442645][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6f5e08 ** 6 printk messages dropped ** [ 1348.443168][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1348.444052][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1348.445027][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1348.446291][ T32] Call trace: ** 7 printk messages dropped ** [ 1348.446929][ T32] 1d60: 80070013 ffffffff ** 8 printk messages dropped ** [ 1348.447582][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1348.447873][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1348.448985][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1348.449290][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.488991][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1348.490696][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5a5e08 [ 1348.490770][ T32] r4:00000000 [ 1348.490817][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1348.490922][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.491033][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.491145][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a4740 [ 1348.491199][ T32] r4:00000000 [ 1348.491268][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.491382][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1348.491432][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.491613][ T32] r5:00001000 r4:eb89d000 [ 1348.491736][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.491830][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.491924][ T32] r5:8562fb8c r4:8562f800 [ 1348.491971][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.492077][ T32] r7:dddced40 r6:83018000 r5:8562fb8c r4:856c4c80 [ 1348.492127][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.492234][ T32] r10:61c88647 r9:84a4ec00 r8:856c4cac r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.492286][ T32] r4:856c4c80 [ 1348.492331][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.492457][ T32] r10:00000000 r9:856c4c80 r8:8027ecf4 r7:ec611e60 r6:856c4d00 r5:84a4ec00 [ 1348.492582][ T32] r4:00000001 [ 1348.492637][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.492771][ T32] Exception stack(0xec5a5fb0 to 0xec5a5ff8) [ 1348.492901][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.493008][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.493085][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.493261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.493368][ T32] r4:853a42c0 [ 1348.494027][ T32] INFO: task kworker/0:316:5778 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1348.494182][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.494349][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.494478][ T32] Call trace: [ 1348.494552][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1348.494702][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1348.494764][ T32] r4:00000000 [ 1348.494811][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.494995][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1348.495084][ T32] 1d20: ba189000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1348.495161][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1348.495276][ T32] 1d60: 80070013 ffffffff [ 1348.495338][ T32] r5:80070013 r4:80239bb0 [ 1348.495386][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.495483][ T32] r4:82ac11e4 [ 1348.495531][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.495630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1348.495682][ T32] r4:e0451dc0 [ 1348.495728][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.495830][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1348.495924][ T32] r4:00000000 [ 1348.495976][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.496085][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1348.496136][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.496254][ T32] r5:00001000 r4:ee619000 [ 1348.496304][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.496416][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.496513][ T32] r5:8495ab8c r4:8495a800 [ 1348.496669][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.496777][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1348.496825][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.496992][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.497051][ T32] r4:847a6c80 [ 1348.497103][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.497209][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1348.497260][ T32] r4:00000001 [ 1348.497304][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.497385][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1348.497598][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.497676][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.497750][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.497821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.498051][ T32] r4:84789140 [ 1348.498127][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.498238][ T32] INFO: task kworker/1:1005:5780 blocked for more than 474 seconds. [ 1348.498378][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.498453][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.498502][ T32] task:kworker/1:1005 state:D stack:0 pid:5780 tgid:5780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.498600][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.498705][ T32] Call trace: [ 1348.498773][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1348.498882][ T32] r10:829189c0 r9:ec6e5d84 r8:00000002 r7:60000013 r6:ec6e5d8c r5:84a4a400 [ 1348.498934][ T32] r4:84a4a400 [ 1348.498976][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1348.499066][ T32] r5:84a4a400 r4:829189bc [ 1348.499121][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.499209][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.499312][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6e5e08 [ 1348.499365][ T32] r4:00000000 [ 1348.499453][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1348.499545][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.499631][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.499725][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855d1240 [ 1348.499960][ T32] r4:00000000 [ 1348.531990][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.532181][ T32] r9:83018205 r8:84a4a400 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1348.532236][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.532352][ T32] r5:00001000 r4:eba2f000 [ 1348.532408][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.532560][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.532698][ T32] r5:8570fb8c r4:8570f800 [ 1348.532829][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.532994][ T32] r7:ddde2d40 r6:83018200 r5:8570fb8c r4:851f9480 [ 1348.533047][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.533287][ T32] r10:61c88647 r9:84a4a400 r8:851f94ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.533346][ T32] r4:851f9480 [ 1348.533395][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.533500][ T32] r10:00000000 r9:851f9480 r8:8027ecf4 r7:ec6f5e60 r6:856c4d80 r5:84a4a400 [ 1348.533552][ T32] r4:00000001 [ 1348.533597][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.533713][ T32] Exception stack(0xec6e5fb0 to 0xec6e5ff8) [ 1348.533786][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.533854][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.534002][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.534137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.534210][ T32] r4:85056a80 [ 1348.534877][ T32] INFO: task kworker/1:1005:5780 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1348.535017][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.535193][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.535282][ T32] Call trace: [ 1348.535350][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1348.535478][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1348.535631][ T32] r4:00000000 [ 1348.535683][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.535772][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1348.535876][ T32] 1d20: ba7d6000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1348.536067][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1348.536136][ T32] 1d60: 80070013 ffffffff [ 1348.536196][ T32] r5:80070013 r4:80239bb0 [ 1348.536267][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.536366][ T32] r4:82ac11e4 [ 1348.536413][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.536605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1348.536663][ T32] r4:e0451dc0 [ 1348.536709][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.536807][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1348.536857][ T32] r4:00000000 [ 1348.536907][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.537041][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1348.537117][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.537227][ T32] r5:00001000 r4:ee619000 [ 1348.537275][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.537367][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.537456][ T32] r5:8495ab8c r4:8495a800 [ 1348.537502][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.537624][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1348.537675][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.537781][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.537832][ T32] r4:847a6c80 [ 1348.537924][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.538077][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1348.538134][ T32] r4:00000001 [ 1348.538195][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1348.538520][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1348.538923][ T32] INFO: task kworker/1:1006:5781 blocked for more than 474 seconds. ** 2 printk messages dropped ** [ 1348.539108][ T32] task:kworker/1:1006 state:D stack:0 pid:5781 tgid:5781 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1348.560548][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1348.560741][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec701e08 ** 2 printk messages dropped ** [ 1348.560973][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.561063][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.561187][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85056f80 [ 1348.561244][ T32] r4:00000000 [ 1348.561291][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.561398][ T32] r9:83018205 r8:84830000 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1348.561570][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.561671][ T32] r5:00001000 r4:eb75d000 [ 1348.561760][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.561867][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.562038][ T32] r5:8570f38c r4:8570f000 [ 1348.562191][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.562302][ T32] r7:ddde2d40 r6:83018200 r5:8570f38c r4:851f9500 [ 1348.562358][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.562464][ T32] r10:61c88647 r9:84830000 r8:851f952c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.562521][ T32] r4:851f9500 [ 1348.562569][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.562675][ T32] r10:00000000 r9:851f9500 r8:8027ecf4 r7:ec6e5e60 r6:856c4e00 r5:84830000 [ 1348.563077][ T32] r4:00000001 [ 1348.563133][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.563216][ T32] Exception stack(0xec701fb0 to 0xec701ff8) [ 1348.563298][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.563403][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.563484][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.563559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.563611][ T32] r4:85056a80 [ 1348.564304][ T32] INFO: task kworker/1:1006:5781 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1348.564380][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.564556][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.564670][ T32] Call trace: [ 1348.564776][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1348.564894][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1348.564944][ T32] r4:00000000 [ 1348.565032][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.565177][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1348.565269][ T32] 1d20: ba8b3000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1348.565340][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1348.565398][ T32] 1d60: 80070013 ffffffff [ 1348.565454][ T32] r5:80070013 r4:80239bb0 [ 1348.565500][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.565591][ T32] r4:82ac11e4 [ 1348.565669][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.565775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1348.565828][ T32] r4:e0451dc0 [ 1348.565874][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.566002][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1348.566059][ T32] r4:00000000 [ 1348.566112][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.566230][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1348.566281][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.566373][ T32] r5:00001000 r4:ee619000 [ 1348.566424][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.566532][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.566628][ T32] r5:8495ab8c r4:8495a800 [ 1348.566695][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.566796][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1348.566843][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.567037][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.567099][ T32] r4:847a6c80 [ 1348.567266][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.567378][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1348.567430][ T32] r4:00000001 [ 1348.567477][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.567588][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1348.567655][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.567780][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.567851][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.567920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.568118][ T32] r4:84789140 [ 1348.568206][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.568271][ T32] INFO: task kworker/0:317:5784 blocked for more than 475 seconds. [ 1348.568431][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.568492][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.568567][ T32] task:kworker/0:317 state:D stack:0 pid:5784 tgid:5784 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.568697][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.568786][ T32] Call trace: [ 1348.568921][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1348.569034][ T32] r10:829189c0 r9:ec6f1d84 r8:00000002 r7:60000113 r6:ec6f1d8c r5:84830c00 [ 1348.569097][ T32] r4:84830c00 [ 1348.569141][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1348.569232][ T32] r5:84830c00 r4:829189bc [ 1348.569338][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.569436][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.569546][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6f1e08 [ 1348.569595][ T32] r4:00000000 [ 1348.569638][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1348.569923][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.598923][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.599086][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854691c0 [ 1348.599237][ T32] r4:00000000 [ 1348.599292][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.599456][ T32] r9:83018005 r8:84830c00 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1348.599570][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.599674][ T32] r5:00001000 r4:ebd65000 [ 1348.599781][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.600006][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.604917][ T32] r5:8562ff8c r4:8562fc00 [ 1348.604980][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.605109][ T32] r7:dddced40 r6:83018000 r5:8562ff8c r4:856c4e80 [ 1348.605158][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.605278][ T32] r10:61c88647 r9:84830c00 r8:856c4eac r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.605339][ T32] r4:856c4e80 [ 1348.605386][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.605492][ T32] r10:00000000 r9:856c4e80 r8:8027ecf4 r7:ec611e60 r6:856c4f00 r5:84830c00 [ 1348.605546][ T32] r4:00000001 [ 1348.605590][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.605671][ T32] Exception stack(0xec6f1fb0 to 0xec6f1ff8) [ 1348.605797][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.605873][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1348.606949][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1348.608893][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 ** 7 printk messages dropped ** [ 1348.609488][ T32] r5:8495ab8c r4:8495a800 ** 5 printk messages dropped ** [ 1348.628074][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1348.629061][ T32] INFO: task kworker/1:1007:5786 blocked for more than 475 seconds. ** 7 printk messages dropped ** [ 1348.634979][ T32] r4:84832400 ** 4 printk messages dropped ** [ 1348.635562][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec70de08 ** 4 printk messages dropped ** [ 1348.636033][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85699780 ** 8 printk messages dropped ** [ 1348.637045][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1348.638281][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.639780][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 ** 10 printk messages dropped ** [ 1348.663175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 ** 8 printk messages dropped ** [ 1348.663932][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1348.665075][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1348.666298][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1348.666585][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.666705][ T32] Call trace: [ 1348.666803][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1348.666913][ T32] r10:829189c0 r9:ec715d84 r8:00000002 r7:60000013 r6:ec715d8c r5:84833c00 [ 1348.666994][ T32] r4:84833c00 [ 1348.667044][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1348.667145][ T32] r5:84833c00 r4:829189bc [ 1348.667191][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.667278][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.667473][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec715e08 [ 1348.667530][ T32] r4:00000000 [ 1348.667575][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1348.667665][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.667745][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.667843][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855d1380 [ 1348.667895][ T32] r4:00000000 [ 1348.667960][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.668066][ T32] r9:83018205 r8:84833c00 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1348.668125][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.668215][ T32] r5:00001000 r4:eba97000 [ 1348.668261][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.668352][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.668521][ T32] r5:8570ff8c r4:8570fc00 [ 1348.668588][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.668836][ T32] r7:ddde2d40 r6:83018200 r5:8570ff8c r4:851f9600 [ 1348.668890][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.668998][ T32] r10:61c88647 r9:84833c00 r8:851f962c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.669119][ T32] r4:851f9600 [ 1348.669412][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.669528][ T32] r10:00000000 r9:851f9600 r8:8027ecf4 r7:ec6e5e60 r6:847e2000 r5:84833c00 [ 1348.669773][ T32] r4:00000001 [ 1348.669824][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.690405][ T32] Exception stack(0xec715fb0 to 0xec715ff8) [ 1348.690500][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.690602][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.690904][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.690984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.691039][ T32] r4:855d10c0 [ 1348.691739][ T32] INFO: task kworker/1:1008:5788 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1348.691815][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.692027][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.692258][ T32] Call trace: [ 1348.692378][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) ** 7 printk messages dropped ** [ 1348.693029][ T32] r5:80070013 r4:80239bb0 ** 7 printk messages dropped ** [ 1348.693849][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1348.694046][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1348.695619][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 ** 9 printk messages dropped ** [ 1348.696634][ T32] INFO: task kworker/1:1009:5790 blocked for more than 475 seconds. ** 11 printk messages dropped ** [ 1348.697919][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1348.698455][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1348.699666][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.731040][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1348.731416][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1348.733122][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1348.733693][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1348.734404][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1348.734753][ T32] r5:00001000 r4:ee619000 ** 6 printk messages dropped ** [ 1348.735452][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1348.736249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1348.736977][ T32] r10:829189c0 r9:ec721d84 r8:00000002 r7:60000113 r6:ec721d8c r5:84835400 ** 5 printk messages dropped ** [ 1348.737468][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec721e08 ** 8 printk messages dropped ** [ 1348.738305][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1348.739213][ T32] r10:61c88647 r9:84835400 r8:851f972c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1348.779239][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1348.779414][ T32] r4:855d1200 [ 1348.785189][ T32] INFO: task kworker/1:1010:5791 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1348.785309][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.785478][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.785632][ T32] Call trace: [ 1348.785739][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1348.785860][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1348.785974][ T32] r4:00000000 [ 1348.786026][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.786124][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1348.786213][ T32] 1d20: bc01e000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1348.786286][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1348.786343][ T32] 1d60: 80070013 ffffffff [ 1348.786450][ T32] r5:80070013 r4:80239bb0 [ 1348.786818][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.786944][ T32] r4:82ac11e4 [ 1348.787021][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.787132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1348.787185][ T32] r4:e0451dc0 [ 1348.787229][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.787325][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1348.787377][ T32] r4:00000000 [ 1348.787607][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.787775][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1348.787831][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.788077][ T32] r5:00001000 r4:ee619000 [ 1348.788130][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.788263][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.788376][ T32] r5:8495ab8c r4:8495a800 [ 1348.788496][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.788603][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1348.788653][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.788769][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.788825][ T32] r4:847a6c80 [ 1348.789078][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.789272][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1348.789386][ T32] r4:00000001 [ 1348.789444][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.789546][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1348.789641][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.789715][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.789819][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.805050][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.805175][ T32] r4:84789140 [ 1348.805232][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.805316][ T32] INFO: task kworker/1:1011:5793 blocked for more than 475 seconds. [ 1348.805586][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.805651][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.805700][ T32] task:kworker/1:1011 state:D stack:0 pid:5793 tgid:5793 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.805850][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.805951][ T32] Call trace: [ 1348.806064][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1348.806208][ T32] r10:829189c0 r9:ec73dd84 r8:00000002 r7:60000113 r6:ec73dd8c r5:84831800 [ 1348.806268][ T32] r4:84831800 [ 1348.806385][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1348.806487][ T32] r5:84831800 r4:829189bc [ 1348.806534][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.806656][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.806770][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec73de08 [ 1348.806826][ T32] r4:00000000 [ 1348.806870][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1348.806956][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.807078][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.807184][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855d1940 [ 1348.807236][ T32] r4:00000000 [ 1348.807317][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.807427][ T32] r9:83018205 r8:84831800 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1348.807475][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.807567][ T32] r5:00001000 r4:ebc57000 [ 1348.807642][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.807738][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.807825][ T32] r5:85714f8c r4:85714c00 ** 1 printk messages dropped ** [ 1348.808008][ T32] r7:ddde2d40 r6:83018200 r5:85714f8c r4:851f9780 ** 7 printk messages dropped ** [ 1348.808604][ T32] Exception stack(0xec73dfb0 to 0xec73dff8) ** 6 printk messages dropped ** [ 1348.809674][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1348.828986][ T32] r4:e0451dc0 ** 4 printk messages dropped ** [ 1348.829339][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 ** 9 printk messages dropped ** [ 1348.835620][ T32] r4:847a6c80 ** 6 printk messages dropped ** [ 1348.836009][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.836603][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.837051][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1348.837402][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855d17c0 ** 7 printk messages dropped ** [ 1348.837810][ T32] r5:85714b8c r4:85714800 ** 6 printk messages dropped ** [ 1348.838261][ T32] r10:00000000 r9:851f9800 r8:8027ecf4 r7:ec73de60 r6:847e2200 r5:84833000 ** 7 printk messages dropped ** [ 1348.838548][ T32] r4:855d1440 [ 1348.838905][ T32] INFO: task kworker/1:1012:5795 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1348.838941][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.839017][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.839161][ T32] Call trace: [ 1348.839210][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1348.839289][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1348.839318][ T32] r4:00000000 [ 1348.839367][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.839418][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1348.839453][ T32] 1d20: bc54e000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1348.839485][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1348.839543][ T32] 1d60: 80070013 ffffffff [ 1348.839575][ T32] r5:80070013 r4:80239bb0 [ 1348.839599][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.839645][ T32] r4:82ac11e4 [ 1348.839697][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.839750][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1348.839773][ T32] r4:e0451dc0 [ 1348.839794][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.839840][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1348.839984][ T32] r4:00000000 [ 1348.852568][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.852650][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1348.852677][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.852725][ T32] r5:00001000 r4:ee619000 [ 1348.852817][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.852901][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.852954][ T32] r5:8495ab8c r4:8495a800 [ 1348.852976][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.853023][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1348.853045][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.853101][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.853125][ T32] r4:847a6c80 [ 1348.853145][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.853225][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1348.853276][ T32] r4:00000001 [ 1348.853377][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.853470][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1348.853536][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.853638][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.853732][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.853815][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.853870][ T32] r4:84789140 [ 1348.853923][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.854007][ T32] INFO: task kworker/1:1013:5797 blocked for more than 475 seconds. [ 1348.854099][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.854163][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.854327][ T32] task:kworker/1:1013 state:D stack:0 pid:5797 tgid:5797 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.854540][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.854681][ T32] Call trace: [ 1348.854755][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1348.854867][ T32] r10:829189c0 r9:ec749d84 r8:00000002 r7:60000013 r6:ec749d8c r5:84836c00 ** 4 printk messages dropped ** [ 1348.855115][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1348.855354][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1348.855684][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 11 printk messages dropped ** [ 1348.856278][ T32] Exception stack(0xec749fb0 to 0xec749ff8) ** 6 printk messages dropped ** [ 1348.856891][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1348.857591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 ** 7 printk messages dropped ** [ 1348.857986][ T32] r5:00001000 r4:ee619000 ** 6 printk messages dropped ** [ 1348.858335][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1348.858811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 7 printk messages dropped ** [ 1348.859076][ T32] Call trace: ** 6 printk messages dropped ** [ 1348.859426][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1348.859664][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1348.884979][ T32] r7:ddde2d40 r6:83018200 r5:85715b8c r4:851f9900 ** 7 printk messages dropped ** [ 1348.885657][ T32] Exception stack(0xec751fb0 to 0xec751ff8) ** 7 printk messages dropped ** [ 1348.886884][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1348.887445][ T32] 1d20: bd1fe000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 ** 9 printk messages dropped ** [ 1348.888473][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 ** 4 printk messages dropped ** [ 1348.888796][ T32] r5:00001000 r4:ee619000 [ 1348.888838][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.888922][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.889005][ T32] r5:8495ab8c r4:8495a800 [ 1348.889099][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.889204][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1348.889248][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.889346][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.889395][ T32] r4:847a6c80 [ 1348.889440][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.889567][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1348.889622][ T32] r4:00000001 [ 1348.889724][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.889808][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1348.901294][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.901442][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.901513][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.901586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.901640][ T32] r4:84789140 [ 1348.901689][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.901744][ T32] INFO: task kworker/1:1015:5801 blocked for more than 475 seconds. [ 1348.901806][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.901857][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.901902][ T32] task:kworker/1:1015 state:D stack:0 pid:5801 tgid:5801 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.902022][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.902445][ T32] Call trace: [ 1348.902676][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1348.902838][ T32] r10:829189c0 r9:ec755d84 r8:00000002 r7:60000013 r6:ec755d8c r5:85678c00 [ 1348.902908][ T32] r4:85678c00 [ 1348.902983][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1348.903131][ T32] r5:85678c00 r4:829189bc [ 1348.903191][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.903310][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.903458][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec755e08 [ 1348.903549][ T32] r4:00000000 [ 1348.903611][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1348.903726][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.903866][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.903998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855d1880 [ 1348.904056][ T32] r4:00000000 [ 1348.904187][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.904346][ T32] r9:83018205 r8:85678c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1348.904414][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.904542][ T32] r5:00001000 r4:ebd15000 [ 1348.904621][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.904749][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.904869][ T32] r5:8571578c r4:85715400 [ 1348.904930][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.905096][ T32] r7:ddde2d40 r6:83018200 r5:8571578c r4:851f9980 [ 1348.905178][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1348.905334][ T32] r10:61c88647 r9:85678c00 r8:851f99ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.905403][ T32] r4:851f9980 [ 1348.905461][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.905564][ T32] r10:00000000 r9:851f9980 r8:8027ecf4 r7:ec751e60 r6:847e2380 r5:85678c00 [ 1348.905618][ T32] r4:00000001 [ 1348.905662][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.905741][ T32] Exception stack(0xec755fb0 to 0xec755ff8) [ 1348.905803][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.905868][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.905927][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.905991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.906062][ T32] r4:855d1880 [ 1348.906739][ T32] INFO: task kworker/1:1015:5801 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1348.906824][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.906945][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.907092][ T32] Call trace: [ 1348.907190][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1348.907313][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1348.907379][ T32] r4:00000000 [ 1348.907432][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.907515][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1348.907580][ T32] 1d20: bd1fe000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1348.907672][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1348.907741][ T32] 1d60: 80070013 ffffffff [ 1348.907795][ T32] r5:80070013 r4:80239bb0 [ 1348.907839][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.907946][ T32] r4:82ac11e4 [ 1348.907997][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.908101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1348.908149][ T32] r4:e0451dc0 [ 1348.908208][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.908374][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 ** 7 printk messages dropped ** [ 1348.908970][ T32] r5:8495ab8c r4:8495a800 ** 4 printk messages dropped ** [ 1348.909306][ T32] r4:847a6c80 ** 5 printk messages dropped ** [ 1348.909736][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1348.939341][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.950691][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1348.950883][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1348.951363][ T32] r7:ddde2d40 r6:83018200 r5:85716f8c r4:851f9a00 ** 1 printk messages dropped ** [ 1348.951465][ T32] r10:61c88647 r9:8567a400 r8:851f9a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.951492][ T32] r4:851f9a00 [ 1348.951514][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1348.951564][ T32] r10:00000000 r9:851f9a00 r8:8027ecf4 r7:ec751e60 r6:847e2400 r5:8567a400 [ 1348.951587][ T32] r4:00000001 [ 1348.951607][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.951675][ T32] Exception stack(0xec75dfb0 to 0xec75dff8) [ 1348.951712][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.951747][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.951777][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.951809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.951861][ T32] r4:855d19c0 [ 1348.952348][ T32] INFO: task kworker/1:1016:5803 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1348.952392][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.952723][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.952782][ T32] Call trace: [ 1348.952834][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1348.952964][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1348.953019][ T32] r4:00000000 [ 1348.953100][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.953344][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1348.953433][ T32] 1d20: bd991000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1348.953566][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1348.953627][ T32] 1d60: 80070013 ffffffff [ 1348.953680][ T32] r5:80070013 r4:80239bb0 [ 1348.953726][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.953814][ T32] r4:82ac11e4 [ 1348.953960][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.954026][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1348.954052][ T32] r4:e0451dc0 [ 1348.954078][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.954194][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1348.954253][ T32] r4:00000000 [ 1348.954277][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.954355][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 ** 4 printk messages dropped ** [ 1348.954623][ T32] r5:8495ab8c r4:8495a800 ** 5 printk messages dropped ** [ 1348.954885][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1348.955200][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1348.955374][ T32] INFO: task kworker/1:1017:5805 blocked for more than 475 seconds. [ 1348.955407][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.955432][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.955454][ T32] task:kworker/1:1017 state:D stack:0 pid:5805 tgid:5805 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.955529][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.955572][ T32] Call trace: [ 1348.955632][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1348.955707][ T32] r10:829189c0 r9:ec765d84 r8:00000002 r7:60000113 r6:ec765d8c r5:85679800 [ 1348.955753][ T32] r4:85679800 [ 1348.955777][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1348.955822][ T32] r5:85679800 r4:829189bc [ 1348.955842][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.955883][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.955956][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec765e08 [ 1348.955983][ T32] r4:00000000 [ 1348.956028][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1348.956079][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.956154][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.956264][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855d1e00 [ 1348.956292][ T32] r4:00000000 [ 1348.956313][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.956396][ T32] r9:83018205 r8:85679800 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 ** 4 printk messages dropped ** [ 1348.956597][ T32] r5:85715f8c r4:85715c00 ** 4 printk messages dropped ** [ 1348.956881][ T32] r4:851f9a80 ** 5 printk messages dropped ** [ 1348.957163][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1348.957805][ T32] Call trace: ** 7 printk messages dropped ** [ 1348.958227][ T32] 1d60: 80070013 ffffffff ** 2 printk messages dropped ** [ 1348.958328][ T32] r4:82ac11e4 [ 1348.958349][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.958396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1348.958420][ T32] r4:e0451dc0 [ 1348.958440][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.958500][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1348.958528][ T32] r4:00000000 [ 1348.958571][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.958622][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1348.958670][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.958717][ T32] r5:00001000 r4:ee619000 ** 3 printk messages dropped ** [ 1348.958840][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1348.959430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 14 printk messages dropped ** [ 1348.981296][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1348.981706][ T32] r9:83018005 r8:8567bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 ** 12 printk messages dropped ** [ 1348.982339][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1348.982507][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.983691][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 ** 10 printk messages dropped ** [ 1348.984273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 ** 7 printk messages dropped ** [ 1348.984613][ T32] r5:00001000 r4:ee619000 ** 6 printk messages dropped ** [ 1348.984928][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1348.985267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 7 printk messages dropped ** [ 1348.985616][ T32] Call trace: ** 6 printk messages dropped ** [ 1348.985918][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1348.986151][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1348.986682][ T32] r5:8578278c r4:85782400 ** 6 printk messages dropped ** [ 1348.987174][ T32] r10:00000000 r9:847e2600 r8:8027ecf4 r7:ec611e60 r6:847e2680 r5:8567c800 ** 6 printk messages dropped ** [ 1348.987425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1348.987451][ T32] r4:854690c0 [ 1348.987766][ T32] INFO: task kworker/0:319:5810 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1348.987807][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.987910][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.987988][ T32] Call trace: [ 1348.988020][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1348.988078][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1348.988104][ T32] r4:00000000 [ 1348.988123][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.988176][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1348.988218][ T32] 1d20: bdeee000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1348.988281][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1348.988312][ T32] 1d60: 80070013 ffffffff [ 1348.988339][ T32] r5:80070013 r4:80239bb0 [ 1348.988360][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.988426][ T32] r4:82ac11e4 [ 1348.988451][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.988500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1348.988557][ T32] r4:e0451dc0 [ 1348.988640][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1348.988756][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1348.988813][ T32] r4:00000000 [ 1348.988837][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1348.988887][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1348.988912][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1348.988980][ T32] r5:00001000 r4:ee619000 [ 1348.989004][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1348.989046][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.989095][ T32] r5:8495ab8c r4:8495a800 [ 1348.989146][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1348.989198][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 ** 10 printk messages dropped ** [ 1348.989644][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1349.011925][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1349.012743][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 15 printk messages dropped ** [ 1349.014362][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 19 printk messages dropped ** [ 1349.016687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 ** 17 printk messages dropped ** [ 1349.018100][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 ** 13 printk messages dropped ** [ 1349.019110][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.019229][ T32] Call trace: [ 1349.019899][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1349.038851][ T32] r10:829189c0 r9:ec76dd84 r8:00000002 r7:60000113 r6:ec76dd8c r5:8567ec00 [ 1349.038900][ T32] r4:8567ec00 [ 1349.038927][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1349.038994][ T32] r5:8567ec00 r4:829189bc [ 1349.039015][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.039058][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.039118][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec76de08 [ 1349.039142][ T32] r4:00000000 [ 1349.039162][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1349.039263][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.039357][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.039455][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85469fc0 [ 1349.039512][ T32] r4:00000000 [ 1349.039542][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.039594][ T32] r9:83018005 r8:8567ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1349.039658][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.039765][ T32] r5:00001000 r4:ec6cf000 [ 1349.039793][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.039880][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.053543][ T32] r5:8578238c r4:85782000 [ 1349.053594][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.053692][ T32] r7:dddced40 r6:83018000 r5:8578238c r4:847e2780 [ 1349.053719][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.053773][ T32] r10:61c88647 r9:8567ec00 r8:847e27ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.053823][ T32] r4:847e2780 [ 1349.053849][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.053902][ T32] r10:00000000 r9:847e2780 r8:8027ecf4 r7:ec761e60 r6:847e2800 r5:8567ec00 [ 1349.053926][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1349.054047][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1349.055132][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 ** 11 printk messages dropped ** [ 1349.056077][ T32] r4:e0451dc0 ** 4 printk messages dropped ** [ 1349.056427][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 ** 5 printk messages dropped ** [ 1349.056742][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.056791][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1349.056812][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.056892][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.056919][ T32] r4:847a6c80 [ 1349.056947][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.057032][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1349.057060][ T32] r4:00000001 [ 1349.057114][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.057157][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1349.057214][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.057304][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.057368][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.057433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.057482][ T32] r4:84789140 [ 1349.057534][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.057610][ T32] INFO: task kworker/1:1019:5816 blocked for more than 475 seconds. [ 1349.057687][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.057740][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.057816][ T32] task:kworker/1:1019 state:D stack:0 pid:5816 tgid:5816 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.057918][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.057999][ T32] Call trace: [ 1349.058064][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1349.058195][ T32] r10:829189c0 r9:ec779d84 r8:00000002 r7:60000113 r6:ec779d8c r5:8567b000 [ 1349.058266][ T32] r4:8567b000 [ 1349.058318][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1349.058411][ T32] r5:8567b000 r4:829189bc [ 1349.058453][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.058540][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.058650][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec779e08 [ 1349.058704][ T32] r4:00000000 [ 1349.058747][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1349.058878][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.058967][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.059065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a4e00 [ 1349.059126][ T32] r4:00000000 [ 1349.059175][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.059274][ T32] r9:83018205 r8:8567b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 ** 4 printk messages dropped ** [ 1349.059657][ T32] r5:85716b8c r4:85716800 ** 5 printk messages dropped ** [ 1349.082071][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1349.084118][ T32] INFO: task kworker/1:1019:5816 is blocked on a mutex likely owned by task kworker/1:208:3660. ** 13 printk messages dropped ** [ 1349.086570][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1349.086992][ T32] r4:00000000 [ 1349.087031][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.087124][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1349.087165][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.087281][ T32] r5:00001000 r4:ee619000 [ 1349.087323][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.087404][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.087483][ T32] r5:8495ab8c r4:8495a800 [ 1349.087553][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.087635][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1349.087671][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.087756][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.087794][ T32] r4:847a6c80 [ 1349.087827][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.087910][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1349.087983][ T32] r4:00000001 [ 1349.088059][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.088169][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1349.088223][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.088275][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.088323][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.088378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.088451][ T32] r4:84789140 [ 1349.088492][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.088540][ T32] INFO: task kworker/1:1020:5819 blocked for more than 475 seconds. [ 1349.088606][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.088648][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.088684][ T32] task:kworker/1:1020 state:D stack:0 pid:5819 tgid:5819 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.088846][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.088913][ T32] Call trace: [ 1349.088996][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1349.089141][ T32] r10:829189c0 r9:ec61dd84 r8:00000002 r7:60000113 r6:ec61dd8c r5:85740c00 ** 4 printk messages dropped ** [ 1349.089495][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1349.089803][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1349.110803][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1349.111885][ T32] Exception stack(0xec61dfb0 to 0xec61dff8) ** 6 printk messages dropped ** [ 1349.113108][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1349.114267][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 1349.114892][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 ** 8 printk messages dropped ** [ 1349.115584][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1349.116724][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1349.117538][ T32] Call trace: ** 6 printk messages dropped ** [ 1349.118304][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1349.118801][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.118942][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85475400 [ 1349.119006][ T32] r4:00000000 [ 1349.119054][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.119171][ T32] r9:83018205 r8:85741800 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1349.119224][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.119355][ T32] r5:00001000 r4:dfaf3000 [ 1349.119410][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.119492][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.119566][ T32] r5:8571778c r4:85717400 [ 1349.119602][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.119680][ T32] r7:ddde2d40 r6:83018200 r5:8571778c r4:851f9c80 [ 1349.119743][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.119837][ T32] r10:61c88647 r9:85741800 r8:851f9cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.151566][ T32] r4:851f9c80 [ 1349.151758][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.151854][ T32] r10:00000000 r9:851f9c80 r8:8027ecf4 r7:ec61de60 r6:847e2980 r5:85741800 [ 1349.151885][ T32] r4:00000001 [ 1349.151911][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.151958][ T32] Exception stack(0xec6e9fb0 to 0xec6e9ff8) [ 1349.152030][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.152074][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.152146][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.152192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.152221][ T32] r4:85475100 [ 1349.152652][ T32] INFO: task kworker/1:1021:5820 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1349.152691][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.152796][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.152886][ T32] Call trace: [ 1349.153113][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1349.153282][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1349.153339][ T32] r4:00000000 [ 1349.153371][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.153418][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1349.153480][ T32] 1d20: bf788000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1349.153519][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1349.153547][ T32] 1d60: 80070013 ffffffff [ 1349.153588][ T32] r5:80070013 r4:80239bb0 [ 1349.153614][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.153702][ T32] r4:82ac11e4 [ 1349.153728][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.153780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1349.153806][ T32] r4:e0451dc0 ** 1 printk messages dropped ** [ 1349.153877][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 ** 7 printk messages dropped ** [ 1349.155022][ T32] r5:8495ab8c r4:8495a800 ** 4 printk messages dropped ** [ 1349.155274][ T32] r4:847a6c80 ** 6 printk messages dropped ** [ 1349.155748][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.156195][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1349.156831][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1349.156948][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1349.157188][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854755c0 ** 7 printk messages dropped ** [ 1349.157450][ T32] r5:85717b8c r4:85717800 ** 6 printk messages dropped ** [ 1349.157901][ T32] r10:00000000 r9:851f9d00 r8:8027ecf4 r7:ec6e9e60 r6:847e2a00 r5:85742400 ** 9 printk messages dropped ** [ 1349.158498][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1349.158963][ T32] Call trace: [ 1349.159030][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1349.159095][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1349.159123][ T32] r4:00000000 [ 1349.159144][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.159223][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1349.159259][ T32] 1d20: bf788000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1349.159426][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1349.159458][ T32] 1d60: 80070013 ffffffff [ 1349.159486][ T32] r5:80070013 r4:80239bb0 [ 1349.159509][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.159553][ T32] r4:82ac11e4 [ 1349.159574][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.159644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1349.159671][ T32] r4:e0451dc0 [ 1349.160025][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.184999][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1349.185053][ T32] r4:00000000 [ 1349.185100][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.185207][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1349.185272][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.185346][ T32] r5:00001000 r4:ee619000 [ 1349.185372][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.185442][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.185491][ T32] r5:8495ab8c r4:8495a800 [ 1349.185543][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.185597][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1349.185620][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.185699][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 2 printk messages dropped ** [ 1349.185834][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 ** 9 printk messages dropped ** [ 1349.186266][ T32] INFO: task kworker/1:1024:5826 blocked for more than 475 seconds. ** 10 printk messages dropped ** [ 1349.186847][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1349.187008][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1349.187170][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854756c0 [ 1349.187194][ T32] r4:00000000 [ 1349.187231][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.187285][ T32] r9:83018205 r8:8573d400 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1349.187308][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.187350][ T32] r5:00001000 r4:eaee3000 [ 1349.187371][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.187442][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.187518][ T32] r5:85717f8c r4:85717c00 [ 1349.187568][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.187618][ T32] r7:ddde2d40 r6:83018200 r5:85717f8c r4:851f9e80 [ 1349.187640][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.187691][ T32] r10:61c88647 r9:8573d400 r8:851f9eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.187714][ T32] r4:851f9e80 [ 1349.187758][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.187812][ T32] r10:00000000 r9:851f9e80 r8:8027ecf4 r7:ec789e60 r6:851f9f00 r5:8573d400 [ 1349.187837][ T32] r4:00000001 [ 1349.187857][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.187896][ T32] Exception stack(0xec771fb0 to 0xec771ff8) [ 1349.187925][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.188053][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.188139][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.188180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.188207][ T32] r4:85475440 [ 1349.188650][ T32] INFO: task kworker/1:1024:5826 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1349.188692][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.188766][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.188817][ T32] Call trace: [ 1349.188917][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1349.188985][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1349.189015][ T32] r4:00000000 [ 1349.189054][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.189122][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1349.189165][ T32] 1d20: bfa61000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1349.189205][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1349.189266][ T32] 1d60: 80070013 ffffffff [ 1349.189300][ T32] r5:80070013 r4:80239bb0 [ 1349.189326][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.189393][ T32] r4:82ac11e4 [ 1349.189424][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.189482][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 ** 1 printk messages dropped ** [ 1349.189527][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1349.203230][ T32] r5:8495ab8c r4:8495a800 ** 9 printk messages dropped ** [ 1349.203668][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) ** 3 printk messages dropped ** [ 1349.203871][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 4 printk messages dropped ** [ 1349.204136][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1349.204465][ T32] r10:829189c0 r9:ec791d84 r8:00000002 r7:60000013 r6:ec791d8c r5:85744800 ** 4 printk messages dropped ** [ 1349.204693][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.204744][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec791e08 ** 3 printk messages dropped ** [ 1349.204953][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1349.205319][ T32] r5:855e878c r4:855e8400 ** 6 printk messages dropped ** [ 1349.205619][ T32] r10:00000000 r9:847e2a80 r8:8027ecf4 r7:ec761e60 r6:847e2b00 r5:85744800 ** 10 printk messages dropped ** [ 1349.206551][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1349.206995][ T32] 1d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1349.207241][ T32] r4:e0451dc0 ** 5 printk messages dropped ** [ 1349.207529][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1349.207890][ T32] r4:847a6c80 ** 6 printk messages dropped ** [ 1349.208144][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.208502][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1349.208853][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1349.208982][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1349.209517][ T32] r5:8499278c r4:84992400 ** 7 printk messages dropped ** [ 1349.209779][ T32] r4:00000001 [ 1349.209825][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.209868][ T32] Exception stack(0xec7a9fb0 to 0xec7a9ff8) [ 1349.227019][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.227168][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.227206][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.227254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.227284][ T32] r4:852e01c0 [ 1349.227693][ T32] INFO: task kworker/0:322:5856 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1349.227758][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.227884][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.228005][ T32] Call trace: [ 1349.228054][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1349.228145][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1349.228214][ T32] r4:00000000 [ 1349.228261][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.228308][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1349.228342][ T32] 1d20: c039d000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1349.228373][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1349.228421][ T32] 1d60: 80070013 ffffffff [ 1349.228450][ T32] r5:80070013 r4:80239bb0 [ 1349.228472][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.228549][ T32] r4:82ac11e4 [ 1349.228574][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.228623][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1349.228657][ T32] r4:e0451dc0 [ 1349.228705][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.228776][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1349.228813][ T32] r4:00000000 [ 1349.228858][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.228910][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1349.228964][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.229014][ T32] r5:00001000 r4:ee619000 [ 1349.229035][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.229082][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.229125][ T32] r5:8495ab8c r4:8495a800 [ 1349.229167][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.229221][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1349.229244][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.229317][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.229344][ T32] r4:847a6c80 [ 1349.229367][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.229422][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1349.229468][ T32] r4:00000001 [ 1349.229492][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.229532][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1349.229582][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.229617][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.229657][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.229714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.229741][ T32] r4:84789140 [ 1349.229764][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.229794][ T32] INFO: task kworker/0:323:5879 blocked for more than 475 seconds. [ 1349.229837][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.229867][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.229889][ T32] task:kworker/0:323 state:D stack:0 pid:5879 tgid:5879 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.235860][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.235934][ T32] Call trace: [ 1349.235994][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1349.236059][ T32] r10:829189c0 r9:ec809d84 r8:00000002 r7:60000113 r6:ec809d8c r5:85745400 [ 1349.236091][ T32] r4:85745400 [ 1349.236123][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1349.236263][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1349.236359][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1349.236729][ T32] r5:00001000 r4:ec581000 ** 4 printk messages dropped ** [ 1349.236934][ T32] r7:dddced40 r6:83018000 r5:84991b8c r4:847e2c80 ** 7 printk messages dropped ** [ 1349.237310][ T32] Exception stack(0xec809fb0 to 0xec809ff8) ** 7 printk messages dropped ** [ 1349.238061][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1349.238490][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 ** 7 printk messages dropped ** [ 1349.238850][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1349.239348][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 ** 7 printk messages dropped ** [ 1349.239668][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) ** 4 printk messages dropped ** [ 1349.252683][ T32] r4:84789140 ** 2 printk messages dropped ** [ 1349.252894][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1349.253019][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1349.253319][ T32] r4:85746000 ** 3 printk messages dropped ** [ 1349.253466][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1349.253677][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1349.254155][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1349.254678][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1349.254894][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.255754][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 ** 4 printk messages dropped ** [ 1349.255969][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1349.256023][ T32] 1d60: 80070013 ffffffff [ 1349.256051][ T32] r5:80070013 r4:80239bb0 [ 1349.256078][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.256123][ T32] r4:82ac11e4 [ 1349.256174][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.256226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1349.256280][ T32] r4:e0451dc0 [ 1349.256305][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.256388][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1349.256415][ T32] r4:00000000 [ 1349.256465][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.256515][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1349.256539][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.256582][ T32] r5:00001000 r4:ee619000 [ 1349.256602][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.256672][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.256719][ T32] r5:8495ab8c r4:8495a800 [ 1349.256740][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.256787][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1349.256843][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.256899][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.256922][ T32] r4:847a6c80 [ 1349.256942][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.256992][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1349.257048][ T32] r4:00000001 [ 1349.257103][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.257174][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1349.257206][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.257267][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.257334][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.257369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.257425][ T32] r4:84789140 [ 1349.257450][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.257476][ T32] INFO: task kworker/0:325:5897 blocked for more than 475 seconds. [ 1349.257506][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.257554][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.257580][ T32] task:kworker/0:325 state:D stack:0 pid:5897 tgid:5897 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.257654][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.257698][ T32] Call trace: [ 1349.257760][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1349.257812][ T32] r10:829189c0 r9:ec821d84 r8:00000002 r7:60000113 r6:ec821d8c r5:85746c00 [ 1349.257836][ T32] r4:85746c00 [ 1349.257856][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1349.257929][ T32] r5:85746c00 r4:829189bc [ 1349.257953][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.257997][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.258113][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec821e08 [ 1349.258179][ T32] r4:00000000 [ 1349.258234][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1349.258279][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.258320][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.258367][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852e0c80 [ 1349.258390][ T32] r4:00000000 [ 1349.258438][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.258489][ T32] r9:83018005 r8:85746c00 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1349.258512][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.258581][ T32] r5:00001000 r4:eb3f7000 [ 1349.258605][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.258648][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.258689][ T32] r5:855feb8c r4:855fe800 [ 1349.258709][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.258753][ T32] r7:dddced40 r6:83018000 r5:855feb8c r4:847e2e80 [ 1349.258775][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.258850][ T32] r10:61c88647 r9:85746c00 r8:847e2eac r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.258878][ T32] r4:847e2e80 [ 1349.258900][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1349.259063][ T32] Exception stack(0xec821fb0 to 0xec821ff8) ** 7 printk messages dropped ** [ 1349.259612][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1349.282784][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1349.283289][ T32] r4:e0451dc0 ** 1 printk messages dropped ** [ 1349.283432][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1349.283469][ T32] r4:00000000 [ 1349.283494][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.283544][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1349.283600][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.283650][ T32] r5:00001000 r4:ee619000 [ 1349.283702][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.283748][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.283793][ T32] r5:8495ab8c r4:8495a800 [ 1349.283845][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.283899][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1349.283990][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.284047][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.284072][ T32] r4:847a6c80 [ 1349.284098][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.284149][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1349.284172][ T32] r4:00000001 [ 1349.284193][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.284260][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1349.284295][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.284327][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.284355][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.284386][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.284442][ T32] r4:84789140 [ 1349.284500][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.284535][ T32] INFO: task kworker/0:326:5901 blocked for more than 475 seconds. [ 1349.284598][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.284642][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1349.285163][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.285278][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1349.285593][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.285820][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1349.286055][ T32] r10:61c88647 r9:85738000 r8:847e2fac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1349.286444][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1349.287347][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.287694][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1349.288212][ T32] r5:00001000 r4:ee619000 ** 6 printk messages dropped ** [ 1349.288623][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1349.289035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1349.289604][ T32] r10:829189c0 r9:ec851d84 r8:00000002 r7:60000013 r6:ec851d8c r5:8573bc00 ** 5 printk messages dropped ** [ 1349.298658][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec851e08 ** 5 printk messages dropped ** [ 1349.299001][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.299300][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1349.299647][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1349.299920][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1349.315951][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1349.316857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 ** 7 printk messages dropped ** [ 1349.317701][ T32] r5:00001000 r4:ee619000 ** 4 printk messages dropped ** [ 1349.317928][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1349.317951][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.318001][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.318056][ T32] r4:847a6c80 [ 1349.318087][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.318138][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1349.318162][ T32] r4:00000001 [ 1349.318224][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.318297][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1349.318335][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.318397][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.318429][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.318463][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.318487][ T32] r4:84789140 [ 1349.318520][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.318565][ T32] INFO: task kworker/0:328:5904 blocked for more than 475 seconds. [ 1349.318602][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.318671][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.318697][ T32] task:kworker/0:328 state:D stack:0 pid:5904 tgid:5904 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.318747][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.318822][ T32] Call trace: [ 1349.318878][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1349.318988][ T32] r10:829189c0 r9:ec855d84 r8:00000002 r7:60000013 r6:ec855d8c r5:8573c800 [ 1349.319200][ T32] r4:8573c800 [ 1349.319257][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1349.319351][ T32] r5:8573c800 r4:829189bc [ 1349.319394][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.319484][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.319573][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec855e08 [ 1349.319631][ T32] r4:00000000 [ 1349.319710][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1349.319808][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.319988][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.330836][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852e0a00 [ 1349.330917][ T32] r4:00000000 [ 1349.330967][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.331096][ T32] r9:83018005 r8:8573c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 1349.331145][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.331375][ T32] r5:00001000 r4:eb5f9000 [ 1349.331442][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.331595][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.331696][ T32] r5:855e8b8c r4:855e8800 [ 1349.331746][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.331838][ T32] r7:dddced40 r6:83018000 r5:855e8b8c r4:8569e080 [ 1349.331969][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.332116][ T32] r10:61c88647 r9:8573c800 r8:8569e0ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.332168][ T32] r4:8569e080 [ 1349.332211][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.332308][ T32] r10:00000000 r9:8569e080 r8:8027ecf4 r7:ec851e60 r6:85691180 r5:8573c800 [ 1349.332358][ T32] r4:00000001 [ 1349.332400][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.332473][ T32] Exception stack(0xec855fb0 to 0xec855ff8) [ 1349.332533][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.332594][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.332652][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.332715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.332760][ T32] r4:852e0cc0 [ 1349.333494][ T32] INFO: task kworker/0:328:5904 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1349.333584][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.333827][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.333958][ T32] Call trace: [ 1349.334035][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1349.334187][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1349.334286][ T32] r4:00000000 [ 1349.334340][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.334449][ T32] Exception stack(0xe0451d20 to 0xe0451d68) ** 5 printk messages dropped ** [ 1349.334880][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1349.335393][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1349.336054][ T32] r5:8495ab8c r4:8495a800 ** 6 printk messages dropped ** [ 1349.336714][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 ** 5 printk messages dropped ** [ 1349.337154][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1349.337546][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1349.338508][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.338604][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec859e08 [ 1349.338679][ T32] r4:00000000 [ 1349.338726][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1349.338804][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.338895][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.338994][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474b580 [ 1349.339086][ T32] r4:00000000 [ 1349.339138][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.339252][ T32] r9:83018005 r8:844c6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1349.339300][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.339352][ T32] r5:00001000 r4:eb869000 [ 1349.339380][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.339431][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.339524][ T32] r5:855e978c r4:855e9400 [ 1349.339569][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.339665][ T32] r7:dddced40 r6:83018000 r5:855e978c r4:8569e100 [ 1349.339733][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.339833][ T32] r10:61c88647 r9:844c6c00 r8:8569e12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.339947][ T32] r4:8569e100 [ 1349.373150][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.373304][ T32] r10:00000000 r9:8569e100 r8:8027ecf4 r7:ec851e60 r6:85691200 r5:844c6c00 [ 1349.373373][ T32] r4:00000001 [ 1349.373400][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.373443][ T32] Exception stack(0xec859fb0 to 0xec859ff8) [ 1349.373532][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.373598][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.373633][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.373667][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.373691][ T32] r4:852e0900 [ 1349.374095][ T32] INFO: task kworker/0:329:5907 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1349.374155][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.374274][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.374372][ T32] Call trace: [ 1349.374448][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1349.374537][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 ** 7 printk messages dropped ** [ 1349.374835][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 4 printk messages dropped ** [ 1349.375032][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.375086][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1349.375113][ T32] r4:00000000 [ 1349.375133][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.375181][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1349.375203][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.375247][ T32] r5:00001000 r4:ee619000 [ 1349.375268][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.375309][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.375353][ T32] r5:8495ab8c r4:8495a800 [ 1349.375401][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.375457][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1349.375480][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.375531][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.375593][ T32] r4:847a6c80 [ 1349.375617][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.375695][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1349.375723][ T32] r4:00000001 [ 1349.375744][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.375782][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1349.375810][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.375840][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.375868][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1349.376008][ T32] Not tainted 6.15.0-syzkaller #0 ** 1 printk messages dropped ** [ 1349.376055][ T32] task:kworker/0:330 state:D stack:0 pid:5909 tgid:5909 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1349.376349][ T32] r5:85732400 r4:829189bc ** 1 printk messages dropped ** [ 1349.376446][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1349.376554][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1349.376753][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.377027][ T32] r5:855e938c r4:855e9000 ** 6 printk messages dropped ** [ 1349.377324][ T32] r10:00000000 r9:8569e180 r8:8027ecf4 r7:ec859e60 r6:85691280 r5:85732400 ** 4 printk messages dropped ** [ 1349.377501][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.377529][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.377561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.377584][ T32] r4:852e0cc0 [ 1349.377832][ T32] INFO: task kworker/0:330:5909 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1349.377870][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.377944][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.378020][ T32] Call trace: [ 1349.378052][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1349.378111][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1349.378241][ T32] r4:00000000 [ 1349.378276][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.378321][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1349.378354][ T32] 1d20: c1d7f000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1349.378423][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1349.378453][ T32] 1d60: 80070013 ffffffff [ 1349.378508][ T32] r5:80070013 r4:80239bb0 [ 1349.378533][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.378607][ T32] r4:82ac11e4 [ 1349.378632][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.378708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1349.378735][ T32] r4:e0451dc0 [ 1349.378758][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.378837][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1349.378864][ T32] r4:00000000 [ 1349.378884][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.378931][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1349.378953][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.379026][ T32] r5:00001000 r4:ee619000 [ 1349.379049][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.379099][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.379143][ T32] r5:8495ab8c r4:8495a800 [ 1349.379164][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.379242][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1349.379266][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.379317][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.379378][ T32] r4:847a6c80 [ 1349.379405][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.379457][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 ** 4 printk messages dropped ** [ 1349.379618][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.380063][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1349.390798][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.390840][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.390923][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec861e08 [ 1349.390971][ T32] r4:00000000 [ 1349.391013][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1349.391100][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.391156][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.391210][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8569f040 [ 1349.391236][ T32] r4:00000000 [ 1349.391257][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.391322][ T32] r9:83018005 r8:84870000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [ 1349.391346][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.391405][ T32] r5:00001000 r4:eba75000 [ 1349.391453][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.391503][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.391547][ T32] r5:855e9b8c r4:855e9800 [ 1349.391580][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.391632][ T32] r7:dddced40 r6:83018000 r5:855e9b8c r4:8569e200 [ 1349.391654][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.391706][ T32] r10:61c88647 r9:84870000 r8:8569e22c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.391729][ T32] r4:8569e200 [ 1349.391784][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.391840][ T32] r10:00000000 r9:8569e200 r8:8027ecf4 r7:ec859e60 r6:85691300 r5:84870000 ** 2 printk messages dropped ** [ 1349.391955][ T32] Exception stack(0xec861fb0 to 0xec861ff8) ** 6 printk messages dropped ** [ 1349.392563][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1349.392984][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1349.393343][ T32] r4:e0451dc0 [ 1349.393395][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1349.393682][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1349.393957][ T32] r5:8495ab8c r4:8495a800 ** 4 printk messages dropped ** [ 1349.394148][ T32] r4:847a6c80 ** 2 printk messages dropped ** [ 1349.394287][ T32] r4:00000001 [ 1349.394307][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.394344][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1349.394372][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.394403][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.394454][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.394490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.394536][ T32] r4:84789140 [ 1349.394561][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.394592][ T32] INFO: task kworker/0:332:5913 blocked for more than 475 seconds. [ 1349.394625][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.394652][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.394673][ T32] task:kworker/0:332 state:D stack:0 pid:5913 tgid:5913 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.394720][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.394780][ T32] Call trace: [ 1349.394833][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1349.394886][ T32] r10:829189c0 r9:ec865d84 r8:00000002 r7:60000013 r6:ec865d8c r5:84870c00 ** 4 printk messages dropped ** [ 1349.395111][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1349.395201][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1349.395346][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8569f100 ** 9 printk messages dropped ** [ 1349.395786][ T32] r7:dddced40 r6:83018000 r5:855e9f8c r4:8569e280 ** 7 printk messages dropped ** [ 1349.396045][ T32] Exception stack(0xec865fb0 to 0xec865ff8) ** 6 printk messages dropped ** [ 1349.396485][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1349.397140][ T32] r4:e0451dc0 ** 5 printk messages dropped ** [ 1349.397399][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1349.397907][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 ** 10 printk messages dropped ** [ 1349.398315][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1349.398589][ T32] r4:84871800 ** 3 printk messages dropped ** [ 1349.398742][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1349.399095][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.399366][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1349.399518][ T32] r7:dddced40 r6:83018000 r5:855ea78c r4:8569e300 [ 1349.399540][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.399592][ T32] r10:61c88647 r9:84871800 r8:8569e32c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.399637][ T32] r4:8569e300 [ 1349.399662][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.399712][ T32] r10:00000000 r9:8569e300 r8:8027ecf4 r7:ec865e60 r6:85691400 r5:84871800 [ 1349.399736][ T32] r4:00000001 [ 1349.399778][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.399841][ T32] Exception stack(0xec869fb0 to 0xec869ff8) [ 1349.399872][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.399995][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.430374][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.430440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.430470][ T32] r4:8569f200 [ 1349.430860][ T32] INFO: task kworker/0:333:5915 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1349.430899][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.430978][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.431087][ T32] Call trace: [ 1349.431125][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1349.431189][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1349.431246][ T32] r4:00000000 [ 1349.431272][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.431318][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1349.431354][ T32] 1d20: c287e000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1349.431485][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1349.431515][ T32] 1d60: 80070013 ffffffff [ 1349.431543][ T32] r5:80070013 r4:80239bb0 [ 1349.431594][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.431645][ T32] r4:82ac11e4 [ 1349.431694][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.431784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1349.431813][ T32] r4:e0451dc0 [ 1349.431837][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.431888][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1349.431912][ T32] r4:00000000 [ 1349.431933][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.431983][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1349.432006][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.432053][ T32] r5:00001000 r4:ee619000 [ 1349.432112][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.432161][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.432207][ T32] r5:8495ab8c r4:8495a800 [ 1349.432257][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.432312][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1349.432380][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.432438][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.432489][ T32] r4:847a6c80 [ 1349.432514][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.432566][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1349.432616][ T32] r4:00000001 [ 1349.432640][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.432706][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1349.432739][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.432771][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.432799][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.432867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.432928][ T32] r4:84789140 [ 1349.433082][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.433194][ T32] INFO: task kworker/0:334:5917 blocked for more than 475 seconds. [ 1349.433320][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.433388][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.433436][ T32] task:kworker/0:334 state:D stack:0 pid:5917 tgid:5917 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.433536][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.433649][ T32] Call trace: [ 1349.433758][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1349.433868][ T32] r10:829189c0 r9:ec86dd84 r8:00000002 r7:60000113 r6:ec86dd8c r5:84872400 [ 1349.433920][ T32] r4:84872400 [ 1349.433966][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1349.434061][ T32] r5:84872400 r4:829189bc [ 1349.434116][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.434226][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1349.434378][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1349.434668][ T32] r5:00001000 r4:ebad7000 ** 6 printk messages dropped ** [ 1349.434972][ T32] r10:61c88647 r9:84872400 r8:8569e3ac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1349.435361][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1349.436037][ T32] Exception stack(0xe0451d20 to 0xe0451d68) ** 8 printk messages dropped ** [ 1349.436377][ T32] r4:e0451dc0 [ 1349.436399][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.436485][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1349.436531][ T32] r4:00000000 [ 1349.436556][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.436604][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1349.436648][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.436724][ T32] r5:00001000 r4:ee619000 [ 1349.436749][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.436792][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.436874][ T32] r5:8495ab8c r4:8495a800 [ 1349.436899][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.436954][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1349.437005][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.437059][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.437090][ T32] r4:847a6c80 [ 1349.437111][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.437228][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1349.437264][ T32] r4:00000001 [ 1349.437314][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.437382][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1349.437414][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.437473][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.437507][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.437540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.437563][ T32] r4:84789140 ** 2 printk messages dropped ** [ 1349.437639][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1349.437938][ T32] r4:84873000 ** 3 printk messages dropped ** [ 1349.438159][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1349.438333][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1349.438818][ T32] r5:855eaf8c r4:855eac00 ** 6 printk messages dropped ** [ 1349.439091][ T32] r10:00000000 r9:8569e400 r8:8027ecf4 r7:ec869e60 r6:85691500 r5:84873000 ** 9 printk messages dropped ** [ 1349.439780][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1349.463753][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1349.464030][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1349.464714][ T32] r5:8495ab8c r4:8495a800 ** 6 printk messages dropped ** [ 1349.465246][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 ** 9 printk messages dropped ** [ 1349.465640][ T32] INFO: task kworker/0:336:5920 blocked for more than 475 seconds. ** 9 printk messages dropped ** [ 1349.466163][ T32] r5:84873c00 r4:829189bc ** 1 printk messages dropped ** [ 1349.466304][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1349.466617][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.466814][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1349.467171][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1349.467405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1349.468149][ T32] Exception stack(0xe0451d20 to 0xe0451d68) ** 8 printk messages dropped ** [ 1349.468434][ T32] r4:e0451dc0 ** 3 printk messages dropped ** [ 1349.468542][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1349.468931][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.468954][ T32] r4:847a6c80 [ 1349.468974][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.469035][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1349.469063][ T32] r4:00000001 [ 1349.469112][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.469195][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1349.469247][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.469282][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.469310][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.469341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.469387][ T32] r4:84789140 [ 1349.469414][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.469441][ T32] INFO: task kworker/0:337:5923 blocked for more than 475 seconds. [ 1349.469489][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.469519][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.469541][ T32] task:kworker/0:337 state:D stack:0 pid:5923 tgid:5923 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.469588][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.469674][ T32] Call trace: [ 1349.469733][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1349.469784][ T32] r10:829189c0 r9:ec879d84 r8:00000002 r7:60000013 r6:ec879d8c r5:84874800 [ 1349.469808][ T32] r4:84874800 [ 1349.469837][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1349.469936][ T32] r5:84874800 r4:829189bc [ 1349.487245][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.487367][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.487428][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec879e08 [ 1349.487456][ T32] r4:00000000 [ 1349.487500][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1349.487546][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.487591][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.487660][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8569f9c0 [ 1349.487688][ T32] r4:00000000 [ 1349.487732][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.487786][ T32] r9:83018005 r8:84874800 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 [ 1349.487843][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.487895][ T32] r5:00001000 r4:ebc35000 [ 1349.487938][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.488006][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.488065][ T32] r5:855eb38c r4:855eb000 [ 1349.488095][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.488145][ T32] r7:dddced40 r6:83018000 r5:855eb38c r4:8569e500 [ 1349.488168][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.488231][ T32] r10:61c88647 r9:84874800 r8:8569e52c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.488267][ T32] r4:8569e500 [ 1349.488312][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.488370][ T32] r10:00000000 r9:8569e500 r8:8027ecf4 r7:ec871e60 r6:85691600 r5:84874800 [ 1349.488418][ T32] r4:00000001 [ 1349.488465][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.488522][ T32] Exception stack(0xec879fb0 to 0xec879ff8) [ 1349.488559][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.488613][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.488645][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.488678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.488701][ T32] r4:8569f740 [ 1349.489072][ T32] INFO: task kworker/0:337:5923 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1349.489115][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.489186][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.489257][ T32] Call trace: [ 1349.489306][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1349.489371][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1349.489408][ T32] r4:00000000 [ 1349.489449][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.489495][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1349.489528][ T32] 1d20: c3201000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 ** 4 printk messages dropped ** [ 1349.489785][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1349.500381][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1349.500747][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1349.501254][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) ** 6 printk messages dropped ** [ 1349.501525][ T32] INFO: task kworker/0:338:5925 blocked for more than 475 seconds. ** 6 printk messages dropped ** [ 1349.501874][ T32] r10:829189c0 r9:ec87dd84 r8:00000002 r7:60000113 r6:ec87dd8c r5:84875400 ** 4 printk messages dropped ** [ 1349.502060][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1349.502468][ T32] r9:83018005 r8:84875400 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 ** 7 printk messages dropped ** [ 1349.502786][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1349.503074][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.503109][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.503142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.503179][ T32] r4:8569f840 [ 1349.503530][ T32] INFO: task kworker/0:338:5925 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1349.503567][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.503652][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.503695][ T32] Call trace: [ 1349.503751][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1349.503828][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1349.503856][ T32] r4:00000000 [ 1349.503899][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.503957][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1349.504014][ T32] 1d20: c3551000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1349.504049][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1349.504075][ T32] 1d60: 80070013 ffffffff [ 1349.504136][ T32] r5:80070013 r4:80239bb0 [ 1349.504161][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.504207][ T32] r4:82ac11e4 [ 1349.504228][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.504276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1349.504299][ T32] r4:e0451dc0 [ 1349.504348][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.504399][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1349.504423][ T32] r4:00000000 [ 1349.504443][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.504519][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1349.504546][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.504591][ T32] r5:00001000 r4:ee619000 [ 1349.504612][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.504655][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.504721][ T32] r5:8495ab8c r4:8495a800 [ 1349.504765][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.504838][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1349.504885][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.504940][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.504964][ T32] r4:847a6c80 [ 1349.504984][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.505033][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1349.505066][ T32] r4:00000001 [ 1349.505098][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.505153][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1349.505185][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.505217][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.505277][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.505339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.505366][ T32] r4:84789140 [ 1349.505387][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.505413][ T32] INFO: task kworker/0:339:5927 blocked for more than 475 seconds. [ 1349.505441][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.505467][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.505489][ T32] task:kworker/0:339 state:D stack:0 pid:5927 tgid:5927 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.505561][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.505642][ T32] Call trace: [ 1349.505698][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1349.505761][ T32] r10:829189c0 r9:ec881d84 r8:00000002 r7:60000013 r6:ec881d8c r5:84876000 [ 1349.505788][ T32] r4:84876000 [ 1349.505831][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1349.505878][ T32] r5:84876000 r4:829189bc [ 1349.505899][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.505962][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.506016][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec881e08 [ 1349.506040][ T32] r4:00000000 [ 1349.506069][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1349.506141][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.506233][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1349.506702][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1349.507104][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1349.507290][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1349.507713][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1349.508092][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 ** 8 printk messages dropped ** [ 1349.508472][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 ** 9 printk messages dropped ** [ 1349.508961][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 ** 7 printk messages dropped ** [ 1349.509285][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) ** 6 printk messages dropped ** [ 1349.509542][ T32] INFO: task kworker/0:340:5929 blocked for more than 475 seconds. ** 10 printk messages dropped ** [ 1349.530511][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 3 printk messages dropped ** [ 1349.530663][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1349.531160][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1349.531518][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1349.531747][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1349.532538][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.532785][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 16 printk messages dropped ** [ 1349.533486][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.533557][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.533584][ T32] r4:847a6c80 [ 1349.533627][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.533702][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1349.533729][ T32] r4:00000001 [ 1349.533765][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.533804][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1349.533843][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.533899][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.533933][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.533989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.534016][ T32] r4:84789140 [ 1349.534039][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.534066][ T32] INFO: task kworker/0:341:5932 blocked for more than 475 seconds. [ 1349.534134][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.534164][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.534201][ T32] task:kworker/0:341 state:D stack:0 pid:5932 tgid:5932 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.534250][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.534325][ T32] Call trace: [ 1349.534390][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1349.534447][ T32] r10:829189c0 r9:ec889d84 r8:00000002 r7:60000113 r6:ec889d8c r5:85748c00 [ 1349.534495][ T32] r4:85748c00 [ 1349.534542][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1349.534590][ T32] r5:85748c00 r4:829189bc [ 1349.534631][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.534692][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.534747][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec889e08 [ 1349.534771][ T32] r4:00000000 [ 1349.534814][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1349.534858][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.534898][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.534945][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8569fec0 [ 1349.534991][ T32] r4:00000000 [ 1349.535037][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.535114][ T32] r9:83018005 r8:85748c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c7000 [ 1349.535141][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.535216][ T32] r5:00001000 r4:ec6c7000 [ 1349.535256][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.535301][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.535344][ T32] r5:855c838c r4:855c8000 [ 1349.535364][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.535411][ T32] r7:dddced40 r6:83018000 r5:855c838c r4:8569e700 [ 1349.535455][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.535529][ T32] r10:61c88647 r9:85748c00 r8:8569e72c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.535580][ T32] r4:8569e700 [ 1349.535604][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.535654][ T32] r10:00000000 r9:8569e700 r8:8027ecf4 r7:ec885e60 r6:85691800 r5:85748c00 [ 1349.535699][ T32] r4:00000001 [ 1349.535731][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.535782][ T32] Exception stack(0xec889fb0 to 0xec889ff8) [ 1349.535811][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.535841][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.535884][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.535924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.535948][ T32] r4:8569fb80 [ 1349.536169][ T32] INFO: task kworker/0:341:5932 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1349.536208][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.536288][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1349.536443][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 ** 11 printk messages dropped ** [ 1349.536916][ T32] r4:e0451dc0 ** 2 printk messages dropped ** [ 1349.537053][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.537342][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1349.537838][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) ** 7 printk messages dropped ** [ 1349.538085][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1349.538399][ T32] r10:829189c0 r9:ec895d84 r8:00000002 r7:60000113 r6:ec895d8c r5:8574b000 ** 5 printk messages dropped ** [ 1349.538619][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec895e08 [ 1349.538667][ T32] r4:00000000 [ 1349.538692][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1349.538733][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.538772][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.538818][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8569f900 [ 1349.538863][ T32] r4:00000000 [ 1349.538889][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.538938][ T32] r9:83018005 r8:8574b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c9000 [ 1349.538960][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.539023][ T32] r5:00001000 r4:ec6df000 [ 1349.539067][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.539130][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.539210][ T32] r5:855c878c r4:855c8400 [ 1349.539256][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.539323][ T32] r7:dddced40 r6:83018000 r5:855c878c r4:8569e780 [ 1349.539370][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.539436][ T32] r10:61c88647 r9:8574b000 r8:8569e7ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.539464][ T32] r4:8569e780 [ 1349.539484][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.539533][ T32] r10:00000000 r9:8569e780 r8:8027ecf4 r7:ec889e60 r6:85691880 r5:8574b000 [ 1349.539558][ T32] r4:00000001 [ 1349.539578][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.539614][ T32] Exception stack(0xec895fb0 to 0xec895ff8) [ 1349.539642][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.539673][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.539723][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.539759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.539805][ T32] r4:8569fcc0 [ 1349.563536][ T32] INFO: task kworker/0:342:5935 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1349.563697][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.563842][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.563976][ T32] Call trace: [ 1349.564048][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1349.564176][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1349.564229][ T32] r4:00000000 [ 1349.564278][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.564363][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1349.564436][ T32] 1d20: c3d25000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1349.564522][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1349.564583][ T32] 1d60: 80070013 ffffffff [ 1349.564653][ T32] r5:80070013 r4:80239bb0 [ 1349.564704][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.564797][ T32] r4:82ac11e4 [ 1349.564844][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.564939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1349.564989][ T32] r4:e0451dc0 [ 1349.565034][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.565144][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1349.565195][ T32] r4:00000000 [ 1349.565238][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.565335][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1349.565397][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1349.565630][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1349.566460][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) ** 7 printk messages dropped ** [ 1349.567113][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1349.567312][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1349.568024][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1349.568292][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1349.569231][ T32] r5:855c8b8c r4:855c8800 ** 4 printk messages dropped ** [ 1349.569600][ T32] r4:8569e800 ** 6 printk messages dropped ** [ 1349.591031][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.592698][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 ** 10 printk messages dropped ** [ 1349.593645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1349.593697][ T32] r4:e0451dc0 [ 1349.593755][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.593876][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1349.593928][ T32] r4:00000000 [ 1349.593973][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.594072][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1349.594192][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.594299][ T32] r5:00001000 r4:ee619000 [ 1349.594410][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.594529][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.594678][ T32] r5:8495ab8c r4:8495a800 [ 1349.594761][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.594865][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1349.594932][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.595031][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.595134][ T32] r4:847a6c80 [ 1349.595199][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.595298][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1349.595345][ T32] r4:00000001 [ 1349.595401][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.595494][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1349.595598][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.595672][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.595769][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.595855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.595908][ T32] r4:84789140 [ 1349.595969][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.596050][ T32] INFO: task kworker/0:344:5938 blocked for more than 476 seconds. [ 1349.596150][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.596206][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.596251][ T32] task:kworker/0:344 state:D stack:0 pid:5938 tgid:5938 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.596346][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.596435][ T32] Call trace: [ 1349.596503][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1349.596605][ T32] r10:829189c0 r9:ec89dd84 r8:00000002 r7:60000013 r6:ec89dd8c r5:85748000 [ 1349.596658][ T32] r4:85748000 [ 1349.596705][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1349.596795][ T32] r5:85748000 r4:829189bc [ 1349.596841][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.596926][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.597029][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec89de08 [ 1349.597086][ T32] r4:00000000 [ 1349.597133][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1349.597217][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.597300][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.597401][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85219340 [ 1349.597455][ T32] r4:00000000 [ 1349.597500][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.597628][ T32] r9:83018005 r8:85748000 r7:00000000 r6:83018000 r5:00001000 r4:7f0cf000 [ 1349.597688][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.597780][ T32] r5:00001000 r4:ec7c7000 [ 1349.597867][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.597961][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.598046][ T32] r5:855c938c r4:855c9000 ** 2 printk messages dropped ** [ 1349.598367][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1349.599067][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1349.627423][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) ** 10 printk messages dropped ** [ 1349.628018][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 7 printk messages dropped ** [ 1349.628442][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1349.629116][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 ** 9 printk messages dropped ** [ 1349.629545][ T32] INFO: task kworker/0:345:5940 blocked for more than 476 seconds. ** 6 printk messages dropped ** [ 1349.650616][ T32] r10:829189c0 r9:ec8a1d84 r8:00000002 r7:60000113 r6:ec8a1d8c r5:8574bc00 ** 5 printk messages dropped ** [ 1349.650859][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8a1e08 ** 7 printk messages dropped ** [ 1349.651228][ T32] r9:83018005 r8:8574bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0cd000 ** 8 printk messages dropped ** [ 1349.651595][ T32] r10:61c88647 r9:8574bc00 r8:8569e92c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1349.651994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1349.652842][ T32] Exception stack(0xe0451d20 to 0xe0451d68) ** 8 printk messages dropped ** [ 1349.653364][ T32] r4:e0451dc0 ** 3 printk messages dropped ** [ 1349.653509][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1349.653651][ T32] r5:00001000 r4:ee619000 [ 1349.653678][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.653723][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.653768][ T32] r5:8495ab8c r4:8495a800 [ 1349.653790][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.653840][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1349.653863][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.653915][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.653939][ T32] r4:847a6c80 [ 1349.653982][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.654060][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1349.654093][ T32] r4:00000001 [ 1349.654116][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.654156][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1349.654222][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.654283][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.654319][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.654353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.654379][ T32] r4:84789140 [ 1349.654401][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.654429][ T32] INFO: task kworker/0:346:5942 blocked for more than 476 seconds. [ 1349.654484][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.654514][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.654557][ T32] task:kworker/0:346 state:D stack:0 pid:5942 tgid:5942 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.654611][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.654653][ T32] Call trace: [ 1349.654742][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1349.654797][ T32] r10:829189c0 r9:ec8a5d84 r8:00000002 r7:60000113 r6:ec8a5d8c r5:8574c800 [ 1349.654845][ T32] r4:8574c800 [ 1349.654889][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1349.654938][ T32] r5:8574c800 r4:829189bc [ 1349.654960][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.655001][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.655074][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8a5e08 [ 1349.655130][ T32] r4:00000000 [ 1349.655154][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1349.655197][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.655258][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.655351][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85219900 [ 1349.655379][ T32] r4:00000000 [ 1349.655402][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.655473][ T32] r9:83018005 r8:8574c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0db000 [ 1349.655499][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1349.655606][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1349.656013][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1349.656222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1349.656923][ T32] 1d20: c4a39000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 ** 9 printk messages dropped ** [ 1349.657300][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 ** 9 printk messages dropped ** [ 1349.657787][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 ** 8 printk messages dropped ** [ 1349.658196][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1349.658602][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1349.658891][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.658931][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.658981][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8ade08 [ 1349.659006][ T32] r4:00000000 [ 1349.659026][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1349.659086][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.659173][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.659246][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85219500 [ 1349.659273][ T32] r4:00000000 [ 1349.659293][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.659386][ T32] r9:83018005 r8:8574d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d1000 [ 1349.659415][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.659468][ T32] r5:00001000 r4:ec813000 [ 1349.659530][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.659574][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.659617][ T32] r5:855c978c r4:855c9400 [ 1349.659639][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.659684][ T32] r7:dddced40 r6:83018000 r5:855c978c r4:8569ea00 [ 1349.659705][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.659756][ T32] r10:61c88647 r9:8574d400 r8:8569ea2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.659801][ T32] r4:8569ea00 [ 1349.659825][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.669849][ T32] r10:00000000 r9:8569ea00 r8:8027ecf4 r7:ec8a5e60 r6:85691b00 r5:8574d400 [ 1349.670333][ T32] r4:00000001 [ 1349.670371][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.670426][ T32] Exception stack(0xec8adfb0 to 0xec8adff8) [ 1349.670459][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.670492][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.670522][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.670566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.670597][ T32] r4:85219380 [ 1349.670898][ T32] INFO: task kworker/0:347:5944 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1349.670936][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.671037][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.671116][ T32] Call trace: [ 1349.671174][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1349.671256][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1349.671285][ T32] r4:00000000 [ 1349.671307][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.671351][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1349.671385][ T32] 1d20: c4a39000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1349.671417][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1349.671442][ T32] 1d60: 80070013 ffffffff [ 1349.671468][ T32] r5:80070013 r4:80239bb0 [ 1349.671489][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.671534][ T32] r4:82ac11e4 [ 1349.671574][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.671627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1349.671673][ T32] r4:e0451dc0 [ 1349.671698][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.671757][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1349.671786][ T32] r4:00000000 [ 1349.671807][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.671856][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1349.671901][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.671967][ T32] r5:00001000 r4:ee619000 [ 1349.672001][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.672072][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.672126][ T32] r5:8495ab8c r4:8495a800 [ 1349.672148][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.672202][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1349.672226][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.672280][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.672305][ T32] r4:847a6c80 [ 1349.672326][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.672376][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1349.672400][ T32] r4:00000001 [ 1349.672420][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.672468][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1349.672501][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.672532][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.672584][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.672620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.672653][ T32] r4:84789140 [ 1349.672683][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.672724][ T32] INFO: task kworker/0:348:5945 blocked for more than 476 seconds. [ 1349.672758][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.672795][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.672820][ T32] task:kworker/0:348 state:D stack:0 pid:5945 tgid:5945 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.672871][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.672938][ T32] Call trace: [ 1349.673004][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1349.673092][ T32] r10:829189c0 r9:ec88dd84 r8:00000002 r7:60000113 r6:ec88dd8c r5:8574e000 [ 1349.673143][ T32] r4:8574e000 [ 1349.673168][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1349.673214][ T32] r5:8574e000 r4:829189bc [ 1349.673237][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.673280][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.673331][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec88de08 [ 1349.673355][ T32] r4:00000000 [ 1349.673385][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1349.673440][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.673483][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.673531][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85219700 [ 1349.673555][ T32] r4:00000000 [ 1349.673576][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.673622][ T32] r9:83018005 r8:8574e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1349.673645][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.673699][ T32] r5:00001000 r4:ec8bd000 [ 1349.673744][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.673791][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.673834][ T32] r5:855c9b8c r4:855c9800 [ 1349.673854][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.673900][ T32] r7:dddced40 r6:83018000 r5:855c9b8c r4:8569ea80 [ 1349.673922][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.673994][ T32] r10:61c88647 r9:8574e000 r8:8569eaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.674022][ T32] r4:8569ea80 [ 1349.674043][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.674098][ T32] r10:00000000 r9:8569ea80 r8:8027ecf4 r7:ec8a5e60 r6:85691b80 r5:8574e000 [ 1349.674254][ T32] r4:00000001 [ 1349.674280][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.674321][ T32] Exception stack(0xec88dfb0 to 0xec88dff8) [ 1349.674351][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.674408][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.674474][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.674510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.674569][ T32] r4:85219040 [ 1349.674782][ T32] INFO: task kworker/0:348:5945 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1349.674841][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.674916][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.675014][ T32] Call trace: [ 1349.675050][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1349.675111][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1349.675137][ T32] r4:00000000 [ 1349.675157][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.675222][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1349.675265][ T32] 1d20: c4a39000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1349.675304][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1349.675368][ T32] 1d60: 80070013 ffffffff [ 1349.675420][ T32] r5:80070013 r4:80239bb0 [ 1349.675445][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.675491][ T32] r4:82ac11e4 [ 1349.675523][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.675590][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1349.675626][ T32] r4:e0451dc0 [ 1349.675672][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.675723][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1349.675789][ T32] r4:00000000 [ 1349.675813][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.675861][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1349.675884][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.675928][ T32] r5:00001000 r4:ee619000 [ 1349.675949][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.675991][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.676035][ T32] r5:8495ab8c r4:8495a800 [ 1349.676084][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.676159][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1349.676205][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.676259][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.676284][ T32] r4:847a6c80 [ 1349.676303][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.676374][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1349.676401][ T32] r4:00000001 [ 1349.676423][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.676460][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1349.676490][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.676521][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.676552][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.676607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.676634][ T32] r4:84789140 [ 1349.676678][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.676707][ T32] INFO: task kworker/0:349:5950 blocked for more than 476 seconds. [ 1349.676737][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.676761][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1349.677031][ T32] r4:857f0000 ** 2 printk messages dropped ** [ 1349.677122][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 3 printk messages dropped ** [ 1349.677306][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1349.677727][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1349.677907][ T32] r10:61c88647 r9:857f0000 r8:8569eb2c r7:82804d40 r6:dddced40 r5:dddced60 ** 3 printk messages dropped ** [ 1349.678067][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1349.678264][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1349.678665][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1349.679013][ T32] 1d20: c4a39000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 ** 7 printk messages dropped ** [ 1349.679328][ T32] r4:e0451dc0 ** 1 printk messages dropped ** [ 1349.679424][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 ** 4 printk messages dropped ** [ 1349.679658][ T32] r5:00001000 r4:ee619000 ** 4 printk messages dropped ** [ 1349.679890][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 ** 2 printk messages dropped ** [ 1349.710535][ T32] r4:847a6c80 ** 2 printk messages dropped ** [ 1349.710674][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1349.710775][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1349.710814][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.710849][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.710900][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.710959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.711007][ T32] r4:84789140 [ 1349.711035][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.711150][ T32] INFO: task kworker/0:350:5953 blocked for more than 476 seconds. [ 1349.711218][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.711258][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.711330][ T32] task:kworker/0:350 state:D stack:0 pid:5953 tgid:5953 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.711404][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.711450][ T32] Call trace: [ 1349.711515][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1349.711589][ T32] r10:829189c0 r9:ec8f5d84 r8:00000002 r7:60000013 r6:ec8f5d8c r5:857f2400 [ 1349.711616][ T32] r4:857f2400 [ 1349.711648][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1349.711694][ T32] r5:857f2400 r4:829189bc [ 1349.711736][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.711796][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.711881][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8f5e08 [ 1349.711945][ T32] r4:00000000 [ 1349.712013][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1349.712059][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.712128][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.712182][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85219a40 [ 1349.712208][ T32] r4:00000000 [ 1349.712228][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.712278][ T32] r9:83018005 r8:857f2400 r7:00000000 r6:83018000 r5:00001000 r4:7f0dd000 [ 1349.712321][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.712417][ T32] r5:00001000 r4:ec8e1000 [ 1349.712443][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.712488][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.712552][ T32] r5:855ca78c r4:855ca400 [ 1349.712578][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.712625][ T32] r7:dddced40 r6:83018000 r5:855ca78c r4:8569eb80 [ 1349.712647][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.712724][ T32] r10:61c88647 r9:857f2400 r8:8569ebac r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.712775][ T32] r4:8569eb80 [ 1349.712800][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.712872][ T32] r10:00000000 r9:8569eb80 r8:8027ecf4 r7:ec8a5e60 r6:85691c80 r5:857f2400 [ 1349.712900][ T32] r4:00000001 [ 1349.712921][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.712977][ T32] Exception stack(0xec8f5fb0 to 0xec8f5ff8) [ 1349.713010][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.713096][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.713131][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.713165][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.713297][ T32] r4:85219780 [ 1349.713697][ T32] INFO: task kworker/0:350:5953 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1349.713757][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.713999][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.714059][ T32] Call trace: [ 1349.714158][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1349.714274][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1349.714344][ T32] r4:00000000 [ 1349.714391][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.714437][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1349.714492][ T32] 1d20: c508d000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1349.714527][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1349.714567][ T32] 1d60: 80070013 ffffffff [ 1349.714597][ T32] r5:80070013 r4:80239bb0 [ 1349.714641][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.714689][ T32] r4:82ac11e4 [ 1349.714711][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.714759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1349.714783][ T32] r4:e0451dc0 [ 1349.714804][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.714877][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1349.714979][ T32] r4:00000000 [ 1349.715025][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.715091][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1349.715205][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.715318][ T32] r5:00001000 r4:ee619000 [ 1349.715348][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.715414][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1349.715776][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 ** 9 printk messages dropped ** [ 1349.716106][ T32] INFO: task kworker/0:351:5954 blocked for more than 476 seconds. ** 9 printk messages dropped ** [ 1349.716552][ T32] r5:857f3000 r4:829189bc [ 1349.716595][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1349.716903][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1349.717337][ T32] r5:855cab8c r4:855ca800 ** 4 printk messages dropped ** [ 1349.717573][ T32] r4:8569ec00 ** 6 printk messages dropped ** [ 1349.717860][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1349.718307][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1349.719107][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1349.719276][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1349.719912][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1349.740493][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.740596][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.740659][ T32] r4:847a6c80 [ 1349.740706][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.740763][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1349.740788][ T32] r4:00000001 [ 1349.740821][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.740886][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1349.740923][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.740956][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.740985][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.741029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.741056][ T32] r4:84789140 [ 1349.741109][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.741143][ T32] INFO: task kworker/0:352:5956 blocked for more than 476 seconds. [ 1349.741242][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.741279][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.741324][ T32] task:kworker/0:352 state:D stack:0 pid:5956 tgid:5956 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.741386][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.741431][ T32] Call trace: [ 1349.741478][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1349.741573][ T32] r10:829189c0 r9:ec911d84 r8:00000002 r7:60000013 r6:ec911d8c r5:857f1800 [ 1349.741624][ T32] r4:857f1800 [ 1349.741669][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1349.741720][ T32] r5:857f1800 r4:829189bc [ 1349.741742][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.741795][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.741851][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec911e08 [ 1349.741875][ T32] r4:00000000 [ 1349.741895][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1349.741937][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.741980][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.742050][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85219e40 [ 1349.742083][ T32] r4:00000000 [ 1349.742105][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.742155][ T32] r9:83018005 r8:857f1800 r7:00000000 r6:83018000 r5:00001000 r4:7f0e3000 [ 1349.742195][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.742252][ T32] r5:00001000 r4:ec90d000 [ 1349.742277][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.742321][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.742365][ T32] r5:855cb38c r4:855cb000 [ 1349.742408][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.742459][ T32] r7:dddced40 r6:83018000 r5:855cb38c r4:8569ec80 [ 1349.742481][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.742530][ T32] r10:61c88647 r9:857f1800 r8:8569ecac r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.742576][ T32] r4:8569ec80 [ 1349.742601][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.742651][ T32] r10:00000000 r9:8569ec80 r8:8027ecf4 r7:ec8f9e60 r6:85691d80 r5:857f1800 [ 1349.742675][ T32] r4:00000001 [ 1349.742694][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.742731][ T32] Exception stack(0xec911fb0 to 0xec911ff8) [ 1349.742781][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.742839][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.742896][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.742932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.742979][ T32] r4:85219a80 [ 1349.743301][ T32] INFO: task kworker/0:352:5956 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1349.743336][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.743448][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1349.743615][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 ** 11 printk messages dropped ** [ 1349.744114][ T32] r4:e0451dc0 ** 3 printk messages dropped ** [ 1349.744274][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1349.744727][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1349.745118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1349.745592][ T32] r10:829189c0 r9:ec8c1d84 r8:00000002 r7:60000113 r6:ec8c1d8c r5:85740000 ** 5 printk messages dropped ** [ 1349.745859][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8c1e08 ** 5 printk messages dropped ** [ 1349.746116][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.746458][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1349.746852][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1349.747077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1349.747797][ T32] 1d20: c5473000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 ** 9 printk messages dropped ** [ 1349.748148][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 ** 10 printk messages dropped ** [ 1349.748625][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1349.748818][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1349.748864][ T32] r4:00000001 [ 1349.748890][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.748951][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1349.748983][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.749038][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.749076][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.749152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.749180][ T32] r4:84789140 [ 1349.749210][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.749258][ T32] INFO: task kworker/0:354:5960 blocked for more than 476 seconds. [ 1349.749290][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.749316][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.749373][ T32] task:kworker/0:354 state:D stack:0 pid:5960 tgid:5960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.749534][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.749596][ T32] Call trace: [ 1349.749632][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1349.749768][ T32] r10:829189c0 r9:ec905d84 r8:00000002 r7:60000113 r6:ec905d8c r5:85743c00 [ 1349.749797][ T32] r4:85743c00 [ 1349.749818][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1349.749928][ T32] r5:85743c00 r4:829189bc [ 1349.783036][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.783173][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.783236][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec905e08 [ 1349.783263][ T32] r4:00000000 [ 1349.783284][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1349.783337][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.783408][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.783462][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520e3c0 [ 1349.783507][ T32] r4:00000000 [ 1349.783533][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.783603][ T32] r9:83018005 r8:85743c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0e7000 [ 1349.783644][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.783694][ T32] r5:00001000 r4:ec929000 [ 1349.783716][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.783758][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.783811][ T32] r5:855cbb8c r4:855cb800 [ 1349.783835][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.783906][ T32] r7:dddced40 r6:83018000 r5:855cbb8c r4:8569ee00 [ 1349.783932][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.784001][ T32] r10:61c88647 r9:85743c00 r8:8569ee2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.784025][ T32] r4:8569ee00 [ 1349.784045][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.784100][ T32] r10:00000000 r9:8569ee00 r8:8027ecf4 r7:ec911e60 r6:8569ee80 r5:85743c00 [ 1349.784152][ T32] r4:00000001 [ 1349.784191][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.784255][ T32] Exception stack(0xec905fb0 to 0xec905ff8) [ 1349.784301][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.784337][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.784366][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.784399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.784424][ T32] r4:85219c40 [ 1349.784784][ T32] INFO: task kworker/0:354:5960 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1349.784821][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.784916][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1349.785024][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1349.785592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 ** 9 printk messages dropped ** [ 1349.785962][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1349.786433][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) ** 6 printk messages dropped ** [ 1349.786645][ T32] INFO: task kworker/0:355:5961 blocked for more than 476 seconds. ** 9 printk messages dropped ** [ 1349.787083][ T32] r5:84836000 r4:829189bc [ 1349.787130][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1349.787520][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85219f80 ** 10 printk messages dropped ** [ 1349.787941][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1349.788431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1349.789350][ T32] 1d20: c5aef000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 ** 8 printk messages dropped ** [ 1349.789843][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1349.807836][ T32] r5:8495ab8c r4:8495a800 ** 4 printk messages dropped ** [ 1349.808120][ T32] r4:847a6c80 ** 4 printk messages dropped ** [ 1349.808332][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1349.808370][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.808423][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.808493][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.808531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.808555][ T32] r4:84789140 [ 1349.808579][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.808610][ T32] INFO: task kworker/0:356:5964 blocked for more than 476 seconds. [ 1349.808643][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.808690][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.808718][ T32] task:kworker/0:356 state:D stack:0 pid:5964 tgid:5964 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.808803][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.808868][ T32] Call trace: [ 1349.808906][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1349.808961][ T32] r10:829189c0 r9:ec92dd84 r8:00000002 r7:60000113 r6:ec92dd8c r5:8567e000 [ 1349.808986][ T32] r4:8567e000 [ 1349.809007][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1349.809051][ T32] r5:8567e000 r4:829189bc [ 1349.809078][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.809122][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.809173][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec92de08 [ 1349.809196][ T32] r4:00000000 [ 1349.809239][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1349.809284][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.809324][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.809524][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85470040 [ 1349.809553][ T32] r4:00000000 [ 1349.809574][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.809623][ T32] r9:83018005 r8:8567e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0e9000 [ 1349.809645][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.809687][ T32] r5:00001000 r4:ec935000 [ 1349.809708][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.809761][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.809807][ T32] r5:855cbf8c r4:855cbc00 [ 1349.809828][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.809874][ T32] r7:dddced40 r6:83018000 r5:855cbf8c r4:85481000 [ 1349.809945][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.816910][ T32] r10:61c88647 r9:8567e000 r8:8548102c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.816959][ T32] r4:85481000 [ 1349.817006][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.817145][ T32] r10:00000000 r9:85481000 r8:8027ecf4 r7:ec905e60 r6:85481080 r5:8567e000 [ 1349.817174][ T32] r4:00000001 [ 1349.817196][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.817237][ T32] Exception stack(0xec92dfb0 to 0xec92dff8) [ 1349.817267][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.817322][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1349.817882][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1349.818700][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 ** 9 printk messages dropped ** [ 1349.819177][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1349.819677][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) ** 4 printk messages dropped ** [ 1349.819855][ T32] r4:84789140 ** 4 printk messages dropped ** [ 1349.832314][ T32] task:kworker/0:357 state:D stack:0 pid:5966 tgid:5966 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1349.832688][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1349.833062][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1349.833296][ T32] r5:00001000 r4:ec94d000 ** 5 printk messages dropped ** [ 1349.833556][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1349.834051][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.834961][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 ** 11 printk messages dropped ** [ 1349.835489][ T32] r4:e0451dc0 ** 4 printk messages dropped ** [ 1349.835687][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 ** 7 printk messages dropped ** [ 1349.836039][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1349.836367][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1349.836765][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1349.837110][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.837158][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.837231][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec945e08 [ 1349.837281][ T32] r4:00000000 [ 1349.837304][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1349.837347][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.837387][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.837433][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85470300 [ 1349.837457][ T32] r4:00000000 [ 1349.837477][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.837522][ T32] r9:83018005 r8:84a90c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0eb000 [ 1349.837544][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.837597][ T32] r5:00001000 r4:ec941000 [ 1349.837621][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.837673][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.837747][ T32] r5:8575838c r4:85758000 [ 1349.837786][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.837856][ T32] r7:dddced40 r6:83018000 r5:8575838c r4:85481200 [ 1349.837883][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.837954][ T32] r10:61c88647 r9:84a90c00 r8:8548122c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.838023][ T32] r4:85481200 [ 1349.838048][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.838103][ T32] r10:00000000 r9:85481200 r8:8027ecf4 r7:ec939e60 r6:85481280 r5:84a90c00 [ 1349.838127][ T32] r4:00000001 [ 1349.838148][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.838212][ T32] Exception stack(0xec945fb0 to 0xec945ff8) [ 1349.838302][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.838337][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.838376][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.838432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.838459][ T32] r4:85470180 [ 1349.838648][ T32] INFO: task kworker/0:358:5968 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1349.838699][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.838787][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.838854][ T32] Call trace: [ 1349.838916][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1349.838973][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1349.838998][ T32] r4:00000000 [ 1349.839018][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.839057][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1349.839096][ T32] 1d20: c6541000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1349.839128][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1349.839153][ T32] 1d60: 80070013 ffffffff [ 1349.839178][ T32] r5:80070013 r4:80239bb0 [ 1349.839198][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.839241][ T32] r4:82ac11e4 [ 1349.839262][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.839309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1349.839356][ T32] r4:e0451dc0 [ 1349.839390][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.839463][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1349.839491][ T32] r4:00000000 [ 1349.839532][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.839604][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1349.839631][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.839676][ T32] r5:00001000 r4:ee619000 [ 1349.839697][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.839760][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.839827][ T32] r5:8495ab8c r4:8495a800 [ 1349.839853][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.862854][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1349.862913][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.862987][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.863048][ T32] r4:847a6c80 [ 1349.863104][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.863194][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1349.863220][ T32] r4:00000001 [ 1349.863242][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.863282][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1349.863361][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.863448][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.863515][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.863552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.863576][ T32] r4:84789140 [ 1349.863601][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.863640][ T32] INFO: task kworker/0:359:5970 blocked for more than 476 seconds. [ 1349.863739][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.863772][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.863845][ T32] task:kworker/0:359 state:D stack:0 pid:5970 tgid:5970 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.863930][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.863995][ T32] Call trace: [ 1349.864081][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1349.864193][ T32] r10:829189c0 r9:ec951d84 r8:00000002 r7:60000013 r6:ec951d8c r5:84a91800 [ 1349.864229][ T32] r4:84a91800 [ 1349.864280][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1349.864330][ T32] r5:84a91800 r4:829189bc [ 1349.864352][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.864453][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.864539][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec951e08 [ 1349.864565][ T32] r4:00000000 [ 1349.864618][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1349.864662][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.864704][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.864780][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85470980 [ 1349.864838][ T32] r4:00000000 [ 1349.864862][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.864912][ T32] r9:83018005 r8:84a91800 r7:00000000 r6:83018000 r5:00001000 r4:7f0f3000 [ 1349.864934][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.865005][ T32] r5:00001000 r4:ec971000 [ 1349.865057][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.865132][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1349.865352][ T32] r10:61c88647 r9:84a91800 r8:8548132c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1349.865826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 2 printk messages dropped ** [ 1349.866294][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1349.866729][ T32] Exception stack(0xe0451d20 to 0xe0451d68) ** 5 printk messages dropped ** [ 1349.866957][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1349.867087][ T32] r4:e0451dc0 ** 1 printk messages dropped ** [ 1349.867212][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1349.867238][ T32] r4:00000000 [ 1349.867288][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.867349][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1349.867405][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.867455][ T32] r5:00001000 r4:ee619000 [ 1349.867506][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.867555][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.867599][ T32] r5:8495ab8c r4:8495a800 [ 1349.867620][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.867666][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1349.867687][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.867737][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.867760][ T32] r4:847a6c80 [ 1349.867780][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.867857][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1349.867886][ T32] r4:00000001 [ 1349.867907][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.867947][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1349.867977][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.868008][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.868065][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.868107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.868159][ T32] r4:84789140 [ 1349.868183][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.868238][ T32] INFO: task kworker/0:360:5972 blocked for more than 476 seconds. [ 1349.868271][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.868296][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.868318][ T32] task:kworker/0:360 state:D stack:0 pid:5972 tgid:5972 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.868363][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.868403][ T32] Call trace: [ 1349.868432][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1349.868481][ T32] r10:829189c0 r9:ec95dd84 r8:00000002 r7:60000013 r6:ec95dd8c r5:84a92400 [ 1349.868533][ T32] r4:84a92400 [ 1349.868558][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1349.868603][ T32] r5:84a92400 r4:829189bc [ 1349.868624][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.868664][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.868714][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec95de08 [ 1349.868737][ T32] r4:00000000 [ 1349.868787][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1349.868831][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.868874][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.868951][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85470600 [ 1349.868978][ T32] r4:00000000 [ 1349.868998][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.869116][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f0ef000 [ 1349.869142][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.869294][ T32] r5:00001000 r4:ec959000 [ 1349.869318][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.869391][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.869443][ T32] r5:85758b8c r4:85758800 [ 1349.869495][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.869544][ T32] r7:dddced40 r6:83018000 r5:85758b8c r4:85481400 [ 1349.869594][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.869650][ T32] r10:61c88647 r9:84a92400 r8:8548142c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.869675][ T32] r4:85481400 [ 1349.869722][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.869832][ T32] r10:00000000 r9:85481400 r8:8027ecf4 r7:ec951e60 r6:85481480 r5:84a92400 ** 6 printk messages dropped ** [ 1349.876882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1349.877764][ T32] 1d20: c6bf6000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 ** 8 printk messages dropped ** [ 1349.878105][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1349.878580][ T32] r5:8495ab8c r4:8495a800 ** 3 printk messages dropped ** [ 1349.878722][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 5 printk messages dropped ** [ 1349.878962][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) ** 4 printk messages dropped ** [ 1349.879152][ T32] r4:84789140 ** 3 printk messages dropped ** [ 1349.879286][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1349.879678][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1349.879790][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec921e08 ** 2 printk messages dropped ** [ 1349.895220][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.895270][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.895319][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85470740 [ 1349.895344][ T32] r4:00000000 [ 1349.895365][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.895436][ T32] r9:83018005 r8:84a93c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0f1000 [ 1349.895464][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.895512][ T32] r5:00001000 r4:ec965000 [ 1349.895533][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.895586][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.895633][ T32] r5:85758f8c r4:85758c00 [ 1349.895654][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.895702][ T32] r7:dddced40 r6:83018000 r5:85758f8c r4:85481500 [ 1349.895740][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.895796][ T32] r10:61c88647 r9:84a93c00 r8:8548152c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.895820][ T32] r4:85481500 [ 1349.895850][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.895904][ T32] r10:00000000 r9:85481500 r8:8027ecf4 r7:ec951e60 r6:85481580 r5:84a93c00 [ 1349.895943][ T32] r4:00000001 [ 1349.895981][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.896046][ T32] Exception stack(0xec921fb0 to 0xec921ff8) [ 1349.896088][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.896121][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.896149][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.896206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.896472][ T32] r4:854706c0 [ 1349.896999][ T32] INFO: task kworker/0:361:5973 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1349.897057][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.897193][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.897263][ T32] Call trace: [ 1349.897350][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1349.897440][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1349.897489][ T32] r4:00000000 [ 1349.897532][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.897706][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1349.897760][ T32] 1d20: c6f1f000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1349.897810][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1349.897871][ T32] 1d60: 80070013 ffffffff [ 1349.897935][ T32] r5:80070013 r4:80239bb0 [ 1349.897968][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.898035][ T32] r4:82ac11e4 [ 1349.898067][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.898163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1349.898261][ T32] r4:e0451dc0 [ 1349.898295][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.898369][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1349.898432][ T32] r4:00000000 [ 1349.898465][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1349.898570][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1349.899122][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 ** 9 printk messages dropped ** [ 1349.899582][ T32] INFO: task kworker/0:362:5976 blocked for more than 476 seconds. ** 10 printk messages dropped ** [ 1349.913347][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1349.913469][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1349.913731][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.913980][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1349.914439][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1349.914634][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1349.915199][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1349.915623][ T32] 1d20: c71da000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1349.915656][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1349.915725][ T32] 1d60: 80070013 ffffffff [ 1349.915754][ T32] r5:80070013 r4:80239bb0 [ 1349.915776][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.915833][ T32] r4:82ac11e4 [ 1349.915859][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.915939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1349.915967][ T32] r4:e0451dc0 [ 1349.915988][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.916036][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1349.916059][ T32] r4:00000000 [ 1349.916085][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.916176][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1349.916202][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.916258][ T32] r5:00001000 r4:ee619000 [ 1349.916283][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.916372][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.916419][ T32] r5:8495ab8c r4:8495a800 [ 1349.916483][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.916534][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1349.916601][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1349.917004][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) ** 10 printk messages dropped ** [ 1349.917566][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1349.917949][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 3 printk messages dropped ** [ 1349.918211][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1349.918657][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1349.918898][ T32] r4:85481700 [ 1349.918960][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.919012][ T32] r10:00000000 r9:85481700 r8:8027ecf4 r7:ec969e60 r6:85481780 r5:84a95400 [ 1349.919036][ T32] r4:00000001 [ 1349.919111][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.919174][ T32] Exception stack(0xec97dfb0 to 0xec97dff8) [ 1349.919206][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.919259][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.919291][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.919345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.919373][ T32] r4:85470940 [ 1349.919586][ T32] INFO: task kworker/0:363:5978 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1349.919622][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.919705][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.919747][ T32] Call trace: [ 1349.919813][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1349.934339][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1349.934432][ T32] r4:00000000 [ 1349.934473][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 5 printk messages dropped ** [ 1349.934724][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 9 printk messages dropped ** [ 1349.935148][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 15 printk messages dropped ** [ 1349.935808][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1349.936364][ T32] r10:829189c0 r9:ec989d84 r8:00000002 r7:60000113 r6:ec989d8c r5:84a96000 ** 3 printk messages dropped ** [ 1349.936509][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1349.937083][ T32] r5:00001000 r4:ec985000 ** 7 printk messages dropped ** [ 1349.937477][ T32] r4:85481800 ** 6 printk messages dropped ** [ 1349.937767][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1349.938810][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 ** 11 printk messages dropped ** [ 1349.939279][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 ** 12 printk messages dropped ** [ 1349.939883][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1349.956943][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.957299][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1349.957675][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1349.958241][ T32] r5:00001000 r4:ec99d000 ** 7 printk messages dropped ** [ 1349.958663][ T32] r4:85481900 ** 6 printk messages dropped ** [ 1349.959011][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1349.959610][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.959702][ T32] Call trace: [ 1349.959738][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1349.959817][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1349.959863][ T32] r4:00000000 [ 1349.969243][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.969359][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1349.969419][ T32] 1d20: c7ac2000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1349.969459][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1349.969486][ T32] 1d60: 80070013 ffffffff [ 1349.969513][ T32] r5:80070013 r4:80239bb0 [ 1349.969536][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.969584][ T32] r4:82ac11e4 [ 1349.969606][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.969653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1349.969689][ T32] r4:e0451dc0 [ 1349.969714][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.969765][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1349.969789][ T32] r4:00000000 [ 1349.969825][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.970755][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1349.970820][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.970903][ T32] r5:00001000 r4:ee619000 [ 1349.970949][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.971022][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.971076][ T32] r5:8495ab8c r4:8495a800 [ 1349.971209][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.971263][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1349.971308][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.971374][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.971402][ T32] r4:847a6c80 [ 1349.971424][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.971475][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1349.971520][ T32] r4:00000001 [ 1349.971546][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.971586][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1349.971617][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.971648][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.971677][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.971710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.971755][ T32] r4:84789140 [ 1349.971783][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.971852][ T32] INFO: task kworker/0:366:5984 blocked for more than 476 seconds. [ 1349.971890][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.971916][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.971961][ T32] task:kworker/0:366 state:D stack:0 pid:5984 tgid:5984 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.972054][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.972109][ T32] Call trace: [ 1349.972142][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1349.972197][ T32] r10:829189c0 r9:ec9a1d84 r8:00000002 r7:60000113 r6:ec9a1d8c r5:84a93000 [ 1349.972231][ T32] r4:84a93000 [ 1349.972256][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1349.972324][ T32] r5:84a93000 r4:829189bc [ 1349.972349][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.972415][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.972492][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9a1e08 [ 1349.972519][ T32] r4:00000000 [ 1349.972540][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1349.972581][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.972622][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.972668][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85219400 ** 6 printk messages dropped ** [ 1349.972959][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1349.973776][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1349.974243][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1349.975443][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.975701][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 9 printk messages dropped ** [ 1349.976072][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1349.976230][ T32] r5:8495ab8c r4:8495a800 [ 1349.976273][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.976327][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1349.976349][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.976401][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.976447][ T32] r4:847a6c80 [ 1349.976472][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.976524][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1349.976547][ T32] r4:00000001 [ 1349.976567][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.976604][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1349.976633][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.976664][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.976692][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.976724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.976746][ T32] r4:84789140 [ 1349.976789][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.976820][ T32] INFO: task kworker/0:367:5986 blocked for more than 476 seconds. [ 1349.976874][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.976946][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.976975][ T32] task:kworker/0:367 state:D stack:0 pid:5986 tgid:5986 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.977040][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.977110][ T32] Call trace: [ 1349.977146][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1349.977197][ T32] r10:829189c0 r9:ec9add84 r8:00000002 r7:60000013 r6:ec9add8c r5:848b0000 [ 1349.977242][ T32] r4:848b0000 [ 1349.977288][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1349.977335][ T32] r5:848b0000 r4:829189bc [ 1349.977371][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.977439][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.977495][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9ade08 [ 1349.977519][ T32] r4:00000000 [ 1349.977549][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1349.977593][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.977657][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1349.977708][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856a3ac0 [ 1349.977732][ T32] r4:00000000 [ 1349.977752][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1349.977821][ T32] r9:83018005 r8:848b0000 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1349.977846][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1349.977902][ T32] r5:00001000 r4:dfadb000 [ 1349.977934][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1349.977979][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.978031][ T32] r5:8575a78c r4:8575a400 [ 1349.978091][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1349.978165][ T32] r7:dddced40 r6:83018000 r5:8575a78c r4:85481b00 [ 1349.978219][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1349.978280][ T32] r10:61c88647 r9:848b0000 r8:85481b2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.978303][ T32] r4:85481b00 [ 1349.978323][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1349.978394][ T32] r10:00000000 r9:85481b00 r8:8027ecf4 r7:ec9a1e60 r6:85481b80 r5:848b0000 [ 1349.978422][ T32] r4:00000001 [ 1349.978442][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.978489][ T32] Exception stack(0xec9adfb0 to 0xec9adff8) [ 1349.978544][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.978588][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.978635][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.978691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1349.978740][ T32] r4:85219000 [ 1349.978952][ T32] INFO: task kworker/0:367:5986 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1349.979010][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.979111][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.979158][ T32] Call trace: [ 1349.979220][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1349.979278][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1349.979303][ T32] r4:00000000 [ 1349.979374][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.979422][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1349.979456][ T32] 1d20: c7ac2000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 ** 5 printk messages dropped ** [ 1349.979624][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1350.010462][ T32] r5:00001000 r4:ee619000 ** 6 printk messages dropped ** [ 1350.010821][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1350.011160][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1350.011618][ T32] Call trace: ** 5 printk messages dropped ** [ 1350.011887][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 3 printk messages dropped ** [ 1350.012030][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1350.012384][ T32] r5:00001000 r4:e07ff000 [ 1350.012406][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.012448][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.012490][ T32] r5:8575af8c r4:8575ac00 [ 1350.012531][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.012581][ T32] r7:dddced40 r6:83018000 r5:8575af8c r4:85481c00 [ 1350.012602][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.012674][ T32] r10:61c88647 r9:848b0c00 r8:85481c2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.012701][ T32] r4:85481c00 [ 1350.012721][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.012769][ T32] r10:00000000 r9:85481c00 r8:8027ecf4 r7:ec9a1e60 r6:85481c80 r5:848b0c00 [ 1350.012814][ T32] r4:00000001 [ 1350.012837][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.012877][ T32] Exception stack(0xec82dfb0 to 0xec82dff8) [ 1350.012919][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.012978][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.013016][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.013079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.013111][ T32] r4:856a3380 [ 1350.013500][ T32] INFO: task kworker/0:368:5988 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1350.013572][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.013639][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.013683][ T32] Call trace: [ 1350.013729][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1350.013788][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1350.013814][ T32] r4:00000000 [ 1350.013835][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.013887][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1350.013947][ T32] 1d20: c8468000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1350.013983][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1350.014032][ T32] 1d60: 80070013 ffffffff [ 1350.014091][ T32] r5:80070013 r4:80239bb0 [ 1350.014145][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.014245][ T32] r4:82ac11e4 [ 1350.014270][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.014347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1350.014398][ T32] r4:e0451dc0 [ 1350.014423][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.014482][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1350.014509][ T32] r4:00000000 [ 1350.014529][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.014587][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1350.014613][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1350.014859][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 ** 5 printk messages dropped ** [ 1350.015075][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1350.015246][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1350.015452][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.015542][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.015593][ T32] task:kworker/0:369 state:D stack:0 pid:5991 tgid:5991 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.015668][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.015725][ T32] Call trace: [ 1350.015758][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1350.015810][ T32] r10:829189c0 r9:ec849d84 r8:00000002 r7:60000113 r6:ec849d8c r5:848b1800 [ 1350.015835][ T32] r4:848b1800 [ 1350.015878][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1350.015935][ T32] r5:848b1800 r4:829189bc [ 1350.015959][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.016023][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.016084][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec849e08 [ 1350.016111][ T32] r4:00000000 [ 1350.016131][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1350.016172][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.016211][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.016257][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854672c0 [ 1350.016280][ T32] r4:00000000 [ 1350.016301][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.016346][ T32] r9:83018005 r8:848b1800 r7:00000000 r6:83018000 r5:00001000 r4:7f0fd000 [ 1350.016392][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1350.016580][ T32] r5:8575b38c r4:8575b000 ** 6 printk messages dropped ** [ 1350.017146][ T32] r10:00000000 r9:85481d00 r8:8027ecf4 r7:ec82de60 r6:85481d80 r5:848b1800 ** 7 printk messages dropped ** [ 1350.017718][ T32] r4:85467200 ** 2 printk messages dropped ** [ 1350.018060][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1350.018537][ T32] 1d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1350.018752][ T32] r4:e0451dc0 ** 3 printk messages dropped ** [ 1350.018915][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1350.019409][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1350.019750][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.044845][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1350.045211][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1350.045342][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.045548][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.045846][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1350.046159][ T32] r10:00000000 r9:85481e00 r8:8027ecf4 r7:ec849e60 r6:85481e80 r5:848b2400 ** 7 printk messages dropped ** [ 1350.046531][ T32] r4:85467140 ** 5 printk messages dropped ** [ 1350.047446][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 ** 11 printk messages dropped ** [ 1350.047991][ T32] r4:e0451dc0 ** 4 printk messages dropped ** [ 1350.048235][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 ** 9 printk messages dropped ** [ 1350.048710][ T32] r4:847a6c80 ** 4 printk messages dropped ** [ 1350.048903][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) ** 7 printk messages dropped ** [ 1350.049298][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1350.060677][ T32] r5:848b3000 r4:829189bc [ 1350.060736][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1350.060916][ T32] r4:00000000 [ 1350.060939][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1350.060982][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.061047][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.061128][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85467600 [ 1350.061156][ T32] r4:00000000 [ 1350.061178][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.061228][ T32] r9:83018005 r8:848b3000 r7:00000000 r6:83018000 r5:00001000 r4:7f101000 [ 1350.061251][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.061307][ T32] r5:00001000 r4:eb379000 [ 1350.061346][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.061394][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.061474][ T32] r5:8575bb8c r4:8575b800 [ 1350.061521][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.061574][ T32] r7:dddced40 r6:83018000 r5:8575bb8c r4:85481f00 [ 1350.061614][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.061669][ T32] r10:61c88647 r9:848b3000 r8:85481f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.061713][ T32] r4:85481f00 [ 1350.061738][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.061791][ T32] r10:00000000 r9:85481f00 r8:8027ecf4 r7:ec9b1e60 r6:85481f80 r5:848b3000 [ 1350.061817][ T32] r4:00000001 [ 1350.061837][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.061875][ T32] Exception stack(0xec9b5fb0 to 0xec9b5ff8) [ 1350.061929][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.061976][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.062042][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.062094][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.062120][ T32] r4:85467340 [ 1350.062524][ T32] INFO: task kworker/0:371:5995 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1350.062569][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.062686][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.062740][ T32] Call trace: [ 1350.062866][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1350.062927][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1350.062954][ T32] r4:00000000 [ 1350.062995][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.063041][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1350.063074][ T32] 1d20: c8a65000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1350.063139][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1350.063198][ T32] 1d60: 80070013 ffffffff [ 1350.063229][ T32] r5:80070013 r4:80239bb0 [ 1350.063251][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.063296][ T32] r4:82ac11e4 [ 1350.063317][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.063408][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1350.063485][ T32] r4:e0451dc0 [ 1350.063533][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.063680][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1350.063743][ T32] r4:00000000 [ 1350.063791][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.063853][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1350.063876][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.063921][ T32] r5:00001000 r4:ee619000 [ 1350.063978][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.064048][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.064107][ T32] r5:8495ab8c r4:8495a800 [ 1350.064130][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.064178][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1350.064199][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.064249][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.064272][ T32] r4:847a6c80 [ 1350.064313][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1350.064552][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.064935][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1350.065253][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1350.065422][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.065574][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85467940 ** 10 printk messages dropped ** [ 1350.066001][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1350.066407][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.066436][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.066468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.066516][ T32] r4:85467480 [ 1350.066715][ T32] INFO: task kworker/0:372:5996 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1350.066750][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.066809][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.066928][ T32] Call trace: [ 1350.067079][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1350.067162][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1350.067216][ T32] r4:00000000 [ 1350.067250][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.067312][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1350.067352][ T32] 1d20: c8a65000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 ** 6 printk messages dropped ** [ 1350.067666][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 ** 9 printk messages dropped ** [ 1350.068361][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1350.068878][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) ** 6 printk messages dropped ** [ 1350.069171][ T32] INFO: task kworker/0:373:5998 blocked for more than 476 seconds. ** 10 printk messages dropped ** [ 1350.069688][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1350.069826][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1350.094011][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1350.094503][ T32] r5:8575bf8c r4:8575bc00 ** 4 printk messages dropped ** [ 1350.094708][ T32] r4:852ea100 ** 6 printk messages dropped ** [ 1350.095019][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1350.095699][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1350.095987][ T32] 1d20: c8ea3000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 ** 10 printk messages dropped ** [ 1350.096573][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.096832][ T32] r5:8495ab8c r4:8495a800 [ 1350.096852][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.096899][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1350.096958][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.097012][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.097058][ T32] r4:847a6c80 [ 1350.097087][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.097140][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1350.097184][ T32] r4:00000001 [ 1350.097209][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.097270][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1350.097302][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.097334][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.097363][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.097396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.097419][ T32] r4:84789140 [ 1350.097463][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.097496][ T32] INFO: task kworker/0:374:6001 blocked for more than 476 seconds. [ 1350.097554][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.097584][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.097607][ T32] task:kworker/0:374 state:D stack:0 pid:6001 tgid:6001 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.097676][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.097743][ T32] Call trace: [ 1350.097868][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1350.097942][ T32] r10:829189c0 r9:ec9c1d84 r8:00000002 r7:60000013 r6:ec9c1d8c r5:848b5400 [ 1350.097969][ T32] r4:848b5400 [ 1350.097991][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1350.098036][ T32] r5:848b5400 r4:829189bc [ 1350.098057][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.098104][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.098193][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9c1e08 [ 1350.098245][ T32] r4:00000000 [ 1350.098269][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1350.098339][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.098383][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.098457][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85467a80 [ 1350.098485][ T32] r4:00000000 [ 1350.098508][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.098587][ T32] r9:83018005 r8:848b5400 r7:00000000 r6:83018000 r5:00001000 r4:7f107000 [ 1350.098643][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.098759][ T32] r5:00001000 r4:eb9d1000 [ 1350.098806][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.098858][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.098905][ T32] r5:8576078c r4:85760400 [ 1350.098940][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.099007][ T32] r7:dddced40 r6:83018000 r5:8576078c r4:852ea200 [ 1350.099056][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.099158][ T32] r10:61c88647 r9:848b5400 r8:852ea22c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.099189][ T32] r4:852ea200 [ 1350.099234][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.099290][ T32] r10:00000000 r9:852ea200 r8:8027ecf4 r7:ec9b9e60 r6:852ea280 r5:848b5400 [ 1350.099341][ T32] r4:00000001 [ 1350.099393][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.099469][ T32] Exception stack(0xec9c1fb0 to 0xec9c1ff8) [ 1350.099506][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.099548][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.099582][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.099618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.099641][ T32] r4:854677c0 [ 1350.117560][ T32] INFO: task kworker/0:374:6001 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1350.117657][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.117736][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.117821][ T32] Call trace: [ 1350.117855][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1350.117917][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1350.117941][ T32] r4:00000000 [ 1350.117962][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.118003][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1350.118037][ T32] 1d20: c9402000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1350.118068][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1350.118131][ T32] 1d60: 80070013 ffffffff [ 1350.118214][ T32] r5:80070013 r4:80239bb0 [ 1350.118251][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.118300][ T32] r4:82ac11e4 [ 1350.118322][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.118370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1350.118401][ T32] r4:e0451dc0 [ 1350.118434][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.118486][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1350.118510][ T32] r4:00000000 [ 1350.118530][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.118604][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1350.118632][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.118678][ T32] r5:00001000 r4:ee619000 [ 1350.118700][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.118743][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.118802][ T32] r5:8495ab8c r4:8495a800 [ 1350.118848][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.118902][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1350.118960][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.119018][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.119054][ T32] r4:847a6c80 [ 1350.119076][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.119156][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1350.119205][ T32] r4:00000001 [ 1350.119254][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.119336][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1350.119381][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.119441][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.119474][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.119529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.119556][ T32] r4:84789140 [ 1350.119581][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.119621][ T32] INFO: task kworker/0:375:6002 blocked for more than 476 seconds. [ 1350.119670][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.119700][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.119744][ T32] task:kworker/0:375 state:D stack:0 pid:6002 tgid:6002 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.119798][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.119859][ T32] Call trace: [ 1350.125464][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1350.125657][ T32] r10:829189c0 r9:ec9c9d84 r8:00000002 r7:60000013 r6:ec9c9d8c r5:848b6000 [ 1350.125715][ T32] r4:848b6000 [ 1350.125757][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1350.125841][ T32] r5:848b6000 r4:829189bc [ 1350.125906][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.126017][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.126192][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9c9e08 [ 1350.126263][ T32] r4:00000000 [ 1350.126312][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1350.126411][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.126501][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.126639][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85467c00 [ 1350.126718][ T32] r4:00000000 [ 1350.126769][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.126851][ T32] r9:83018005 r8:848b6000 r7:00000000 r6:83018000 r5:00001000 r4:7f109000 [ 1350.126880][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.126954][ T32] r5:00001000 r4:eba3b000 [ 1350.126980][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.127046][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.127100][ T32] r5:85760b8c r4:85760800 [ 1350.127123][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.127194][ T32] r7:dddced40 r6:83018000 r5:85760b8c r4:852ea300 [ 1350.127243][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.127304][ T32] r10:61c88647 r9:848b6000 r8:852ea32c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.127429][ T32] r4:852ea300 [ 1350.127500][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.127649][ T32] r10:00000000 r9:852ea300 r8:8027ecf4 r7:ec9c1e60 r6:852ea380 r5:848b6000 ** 2 printk messages dropped ** [ 1350.127857][ T32] Exception stack(0xec9c9fb0 to 0xec9c9ff8) ** 4 printk messages dropped ** [ 1350.128229][ T32] r4:85467900 ** 2 printk messages dropped ** [ 1350.128837][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1350.129106][ T32] 1d20: c9402000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1350.129139][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1350.129168][ T32] 1d60: 80070013 ffffffff [ 1350.129194][ T32] r5:80070013 r4:80239bb0 [ 1350.129216][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.129285][ T32] r4:82ac11e4 [ 1350.129327][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.129395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1350.129480][ T32] r4:e0451dc0 [ 1350.129505][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.129554][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1350.129579][ T32] r4:00000000 [ 1350.129621][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.129674][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1350.129698][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.129764][ T32] r5:00001000 r4:ee619000 [ 1350.129789][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.129832][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.146748][ T32] r5:8495ab8c r4:8495a800 [ 1350.146838][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.146956][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1350.146989][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.147048][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.147096][ T32] r4:847a6c80 [ 1350.147150][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.147261][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1350.147316][ T32] r4:00000001 [ 1350.147385][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.147524][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1350.147600][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.147671][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.147734][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.147807][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.147880][ T32] r4:84789140 [ 1350.147992][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.148053][ T32] INFO: task kworker/0:376:6004 blocked for more than 476 seconds. [ 1350.148098][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.148128][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.148152][ T32] task:kworker/0:376 state:D stack:0 pid:6004 tgid:6004 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.148210][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.148278][ T32] Call trace: [ 1350.148343][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1350.148409][ T32] r10:829189c0 r9:ec9cdd84 r8:00000002 r7:60000113 r6:ec9cdd8c r5:849f0000 [ 1350.148434][ T32] r4:849f0000 [ 1350.148457][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1350.148501][ T32] r5:849f0000 r4:829189bc [ 1350.148525][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.148569][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.148666][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9cde08 [ 1350.148696][ T32] r4:00000000 [ 1350.148761][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1350.148809][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.148875][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.148930][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85467ec0 [ 1350.148956][ T32] r4:00000000 [ 1350.148977][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.149051][ T32] r9:83018005 r8:849f0000 r7:00000000 r6:83018000 r5:00001000 r4:7f10b000 [ 1350.149085][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.149145][ T32] r5:00001000 r4:ebb99000 [ 1350.149195][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.149246][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.149292][ T32] r5:85760f8c r4:85760c00 [ 1350.149314][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.149364][ T32] r7:dddced40 r6:83018000 r5:85760f8c r4:852ea400 [ 1350.149386][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1350.149626][ T32] r10:00000000 r9:852ea400 r8:8027ecf4 r7:ec9c9e60 r6:852ea480 r5:849f0000 ** 4 printk messages dropped ** [ 1350.149805][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1350.156124][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1350.156365][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.156563][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 ** 5 printk messages dropped ** [ 1350.156808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 ** 2 printk messages dropped ** [ 1350.156926][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 ** 6 printk messages dropped ** [ 1350.157286][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.157366][ T32] r5:8495ab8c r4:8495a800 [ 1350.157392][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.157463][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1350.157512][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.157613][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.157641][ T32] r4:847a6c80 [ 1350.157671][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.157726][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1350.157750][ T32] r4:00000001 [ 1350.157791][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.157881][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1350.157943][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.158030][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.158109][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.158229][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.158290][ T32] r4:84789140 [ 1350.158338][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.158395][ T32] INFO: task kworker/0:377:6006 blocked for more than 476 seconds. [ 1350.158462][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.158515][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.158562][ T32] task:kworker/0:377 state:D stack:0 pid:6006 tgid:6006 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.158663][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.158792][ T32] Call trace: [ 1350.158881][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1350.159002][ T32] r10:829189c0 r9:ec9d1d84 r8:00000002 r7:60000113 r6:ec9d1d8c r5:849f1800 [ 1350.159057][ T32] r4:849f1800 [ 1350.159122][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1350.159217][ T32] r5:849f1800 r4:829189bc [ 1350.159265][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.159355][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.159467][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9d1e08 [ 1350.159538][ T32] r4:00000000 [ 1350.159580][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1350.159635][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.159704][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.159757][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cb040 [ 1350.159781][ T32] r4:00000000 [ 1350.159801][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.159881][ T32] r9:83018005 r8:849f1800 r7:00000000 r6:83018000 r5:00001000 r4:7f10d000 [ 1350.173243][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.173347][ T32] r5:00001000 r4:ebbdd000 [ 1350.173412][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.173518][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.173667][ T32] r5:8576138c r4:85761000 [ 1350.173713][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.173767][ T32] r7:dddced40 r6:83018000 r5:8576138c r4:852ea500 [ 1350.173819][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.173910][ T32] r10:61c88647 r9:849f1800 r8:852ea52c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.173970][ T32] r4:852ea500 [ 1350.174034][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.174151][ T32] r10:00000000 r9:852ea500 r8:8027ecf4 r7:ec9cde60 r6:852ea580 r5:849f1800 [ 1350.174199][ T32] r4:00000001 [ 1350.174223][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.174286][ T32] Exception stack(0xec9d1fb0 to 0xec9d1ff8) [ 1350.174349][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.174384][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.174415][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.174470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.174542][ T32] r4:85467d40 [ 1350.174941][ T32] INFO: task kworker/0:377:6006 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1350.174982][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.175054][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.175130][ T32] Call trace: [ 1350.175198][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1350.175300][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1350.175384][ T32] r4:00000000 [ 1350.175418][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.175463][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1350.175497][ T32] 1d20: c9dc9000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1350.175593][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1350.175647][ T32] 1d60: 80070013 ffffffff [ 1350.175698][ T32] r5:80070013 r4:80239bb0 [ 1350.175744][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.175793][ T32] r4:82ac11e4 [ 1350.175816][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.175906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1350.175935][ T32] r4:e0451dc0 [ 1350.175968][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.176018][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1350.176073][ T32] r4:00000000 [ 1350.176103][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.176152][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1350.176176][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.176220][ T32] r5:00001000 r4:ee619000 [ 1350.176263][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.176310][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.176354][ T32] r5:8495ab8c r4:8495a800 ** 1 printk messages dropped ** [ 1350.176468][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 ** 7 printk messages dropped ** [ 1350.176866][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) ** 4 printk messages dropped ** [ 1350.177046][ T32] r4:84789140 ** 5 printk messages dropped ** [ 1350.177280][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1350.177556][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 3 printk messages dropped ** [ 1350.177694][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1350.178095][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1350.178524][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1350.178770][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1350.179611][ T32] 1d60: 80070013 ffffffff ** 7 printk messages dropped ** [ 1350.204093][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 ** 7 printk messages dropped ** [ 1350.204461][ T32] r5:8495ab8c r4:8495a800 ** 6 printk messages dropped ** [ 1350.204772][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 ** 10 printk messages dropped ** [ 1350.205259][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1350.205766][ T32] r5:849f0c00 r4:829189bc [ 1350.205814][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1350.206115][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1350.206693][ T32] r7:dddced40 r6:83018000 r5:85761b8c r4:852ea700 ** 4 printk messages dropped ** [ 1350.206937][ T32] r10:00000000 r9:852ea700 r8:8027ecf4 r7:ec9d5e60 r6:852ea780 r5:849f0c00 [ 1350.206987][ T32] r4:00000001 [ 1350.207034][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.207077][ T32] Exception stack(0xec9d9fb0 to 0xec9d9ff8) [ 1350.207115][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.207159][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.207194][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.207228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.207252][ T32] r4:856cb100 [ 1350.207680][ T32] INFO: task kworker/0:379:6009 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1350.207721][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.207839][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.207918][ T32] Call trace: [ 1350.207954][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1350.208008][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1350.208043][ T32] r4:00000000 [ 1350.208090][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.208136][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1350.208195][ T32] 1d20: ca07f000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1350.208233][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1350.208279][ T32] 1d60: 80070013 ffffffff [ 1350.208308][ T32] r5:80070013 r4:80239bb0 [ 1350.208352][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.208401][ T32] r4:82ac11e4 [ 1350.208422][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.208470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1350.208494][ T32] r4:e0451dc0 [ 1350.208513][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.208561][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1350.208585][ T32] r4:00000000 [ 1350.208605][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.208675][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1350.208722][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.208793][ T32] r5:00001000 r4:ee619000 [ 1350.208843][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.208900][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.208965][ T32] r5:8495ab8c r4:8495a800 [ 1350.209012][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.209064][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1350.209105][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.209182][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.209209][ T32] r4:847a6c80 [ 1350.209230][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.209282][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1350.209331][ T32] r4:00000001 [ 1350.209356][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.209396][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1350.209452][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.209487][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.209516][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.209550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.209573][ T32] r4:84789140 [ 1350.209616][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.209667][ T32] INFO: task kworker/0:380:6012 blocked for more than 476 seconds. [ 1350.209701][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.209746][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.209772][ T32] task:kworker/0:380 state:D stack:0 pid:6012 tgid:6012 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1350.220768][ T32] r5:849f3c00 r4:829189bc [ 1350.220793][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1350.220928][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.221183][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.221512][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1350.222275][ T32] r4:856cb100 ** 6 printk messages dropped ** [ 1350.223111][ T32] r4:00000000 [ 1350.223131][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.223190][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1350.223227][ T32] 1d20: ca303000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1350.223263][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1350.223290][ T32] 1d60: 80070013 ffffffff [ 1350.223329][ T32] r5:80070013 r4:80239bb0 [ 1350.223354][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.223401][ T32] r4:82ac11e4 [ 1350.223450][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.223503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1350.223544][ T32] r4:e0451dc0 [ 1350.223569][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.223617][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1350.223658][ T32] r4:00000000 [ 1350.223693][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.223741][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1350.223764][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.223830][ T32] r5:00001000 r4:ee619000 [ 1350.223855][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.223915][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.224001][ T32] r5:8495ab8c r4:8495a800 [ 1350.224026][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.224076][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1350.224103][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.224155][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.224180][ T32] r4:847a6c80 [ 1350.224200][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.224252][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1350.224275][ T32] r4:00000001 [ 1350.224296][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.224363][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1350.224396][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.224427][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1350.224847][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1350.225323][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1350.225467][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1350.225660][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1350.225996][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1350.226456][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1350.226774][ T32] r4:856cb4c0 ** 2 printk messages dropped ** [ 1350.227118][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.227598][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 ** 10 printk messages dropped ** [ 1350.228057][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1350.228170][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.228219][ T32] r5:00001000 r4:ee619000 [ 1350.228240][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.228282][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.228324][ T32] r5:8495ab8c r4:8495a800 [ 1350.228345][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.228401][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1350.228427][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.228477][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.228501][ T32] r4:847a6c80 [ 1350.228551][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.228605][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1350.228629][ T32] r4:00000001 [ 1350.228649][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.228708][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1350.228742][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.228782][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.228816][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.228849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.228872][ T32] r4:84789140 [ 1350.228914][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.228944][ T32] INFO: task kworker/0:382:6016 blocked for more than 476 seconds. [ 1350.228974][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.229021][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.229046][ T32] task:kworker/0:382 state:D stack:0 pid:6016 tgid:6016 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.229123][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.229190][ T32] Call trace: [ 1350.229249][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1350.229313][ T32] r10:829189c0 r9:ec9e5d84 r8:00000002 r7:60000013 r6:ec9e5d8c r5:849f5400 [ 1350.229341][ T32] r4:849f5400 [ 1350.229362][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1350.229410][ T32] r5:849f5400 r4:829189bc [ 1350.229463][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.229509][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.229561][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9e5e08 [ 1350.229584][ T32] r4:00000000 [ 1350.229624][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1350.229690][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.229778][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.229835][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cbec0 [ 1350.252410][ T32] r4:00000000 [ 1350.252484][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.252580][ T32] r9:83018005 r8:849f5400 r7:00000000 r6:83018000 r5:00001000 r4:7f11d000 [ 1350.252610][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.252673][ T32] r5:00001000 r4:ec717000 [ 1350.252698][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.252770][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.252818][ T32] r5:8576338c r4:85763000 [ 1350.252871][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.252954][ T32] r7:dddced40 r6:83018000 r5:8576338c r4:852eaa00 [ 1350.252999][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.253076][ T32] r10:61c88647 r9:849f5400 r8:852eaa2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.253112][ T32] r4:852eaa00 ** 4 printk messages dropped ** [ 1350.253292][ T32] Exception stack(0xec9e5fb0 to 0xec9e5ff8) ** 7 printk messages dropped ** [ 1350.254073][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.254682][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 ** 7 printk messages dropped ** [ 1350.255105][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 12 printk messages dropped ** [ 1350.255699][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1350.256127][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1350.256509][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1350.256874][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1350.257022][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.257210][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cba40 ** 9 printk messages dropped ** [ 1350.257662][ T32] r7:dddced40 r6:83018000 r5:8576278c r4:852eab00 ** 5 printk messages dropped ** [ 1350.257955][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1350.258152][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1350.258261][ T32] r4:856cb8c0 [ 1350.258480][ T32] INFO: task kworker/0:383:6018 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1350.258517][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.258605][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.258650][ T32] Call trace: [ 1350.258693][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1350.258774][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1350.258826][ T32] r4:00000000 [ 1350.258853][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.258897][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1350.258931][ T32] 1d20: ca745000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1350.258962][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1350.259011][ T32] 1d60: 80070013 ffffffff [ 1350.259051][ T32] r5:80070013 r4:80239bb0 [ 1350.259078][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.259143][ T32] r4:82ac11e4 [ 1350.259207][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.259265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1350.259292][ T32] r4:e0451dc0 [ 1350.259314][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.259368][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1350.259392][ T32] r4:00000000 [ 1350.259416][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.259514][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1350.259543][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.259615][ T32] r5:00001000 r4:ee619000 [ 1350.259663][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.259732][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.259803][ T32] r5:8495ab8c r4:8495a800 [ 1350.259829][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.278286][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1350.278361][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.278436][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.278485][ T32] r4:847a6c80 [ 1350.278511][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.278565][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1350.278589][ T32] r4:00000001 [ 1350.278609][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1350.278753][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1350.279141][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1350.279457][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1350.279574][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9ede08 ** 7 printk messages dropped ** [ 1350.279970][ T32] r9:83018005 r8:849f6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f119000 ** 8 printk messages dropped ** [ 1350.291580][ T32] r10:61c88647 r9:849f6c00 r8:852eac2c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1350.292310][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 11 printk messages dropped ** [ 1350.293360][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1350.293692][ T32] r4:e0451dc0 ** 3 printk messages dropped ** [ 1350.293826][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1350.294535][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1350.295051][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.295517][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1350.295819][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1350.296288][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cbd40 ** 9 printk messages dropped ** [ 1350.296658][ T32] r7:dddced40 r6:83018000 r5:85762f8c r4:852ead00 ** 2 printk messages dropped ** [ 1350.296773][ T32] r4:852ead00 [ 1350.296792][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.296840][ T32] r10:00000000 r9:852ead00 r8:8027ecf4 r7:ec9e5e60 r6:852ead80 r5:849f2400 [ 1350.296867][ T32] r4:00000001 [ 1350.296887][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.296925][ T32] Exception stack(0xec9ddfb0 to 0xec9ddff8) [ 1350.296953][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.296984][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.297013][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.297048][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.297071][ T32] r4:856cbc80 [ 1350.297316][ T32] INFO: task kworker/0:385:6021 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1350.297368][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.297431][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.297500][ T32] Call trace: [ 1350.297553][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1350.297631][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1350.297660][ T32] r4:00000000 [ 1350.297690][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.297756][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1350.297792][ T32] 1d20: caeb9000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1350.297826][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1350.297873][ T32] 1d60: 80070013 ffffffff [ 1350.297902][ T32] r5:80070013 r4:80239bb0 [ 1350.297988][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.298037][ T32] r4:82ac11e4 [ 1350.298068][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.298124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1350.298149][ T32] r4:e0451dc0 [ 1350.298198][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.298259][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1350.298306][ T32] r4:00000000 [ 1350.298336][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.298409][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1350.298454][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.298502][ T32] r5:00001000 r4:ee619000 [ 1350.298537][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.298593][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.298640][ T32] r5:8495ab8c r4:8495a800 [ 1350.298662][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.298710][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1350.298750][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.298826][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.298853][ T32] r4:847a6c80 [ 1350.298875][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.298947][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1350.298996][ T32] r4:00000001 [ 1350.299020][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.299059][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1350.299094][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.299136][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.299169][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.299223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.299271][ T32] r4:84789140 [ 1350.299317][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.299351][ T32] INFO: task kworker/0:386:6024 blocked for more than 476 seconds. [ 1350.299382][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.299411][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.299433][ T32] task:kworker/0:386 state:D stack:0 pid:6024 tgid:6024 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.299523][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.299677][ T32] Call trace: [ 1350.299778][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1350.299861][ T32] r10:829189c0 r9:ec9f1d84 r8:00000002 r7:60000113 r6:ec9f1d8c r5:848b6c00 [ 1350.299948][ T32] r4:848b6c00 [ 1350.299977][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1350.300022][ T32] r5:848b6c00 r4:829189bc [ 1350.300042][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.300090][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.300153][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9f1e08 [ 1350.300181][ T32] r4:00000000 [ 1350.300203][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1350.300244][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.322497][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.322620][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cb080 [ 1350.322654][ T32] r4:00000000 [ 1350.322677][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.322731][ T32] r9:83018005 r8:848b6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f11f000 [ 1350.322805][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.322914][ T32] r5:00001000 r4:ec74b000 [ 1350.322968][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.323214][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.323337][ T32] r5:8576378c r4:85763400 [ 1350.323389][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.323492][ T32] r7:dddced40 r6:83018000 r5:8576378c r4:852eae00 [ 1350.323541][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.323649][ T32] r10:61c88647 r9:848b6c00 r8:852eae2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.323769][ T32] r4:852eae00 [ 1350.323827][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.323933][ T32] r10:00000000 r9:852eae00 r8:8027ecf4 r7:ec9e5e60 r6:852eae80 r5:848b6c00 [ 1350.324002][ T32] r4:00000001 [ 1350.324048][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.324131][ T32] Exception stack(0xec9f1fb0 to 0xec9f1ff8) [ 1350.324207][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.324248][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.324278][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.324361][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.324393][ T32] r4:856cbcc0 [ 1350.324808][ T32] INFO: task kworker/0:386:6024 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1350.324853][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.324932][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.325006][ T32] Call trace: [ 1350.325070][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1350.325134][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 ** 5 printk messages dropped ** [ 1350.325450][ T32] 1d60: 80070013 ffffffff ** 6 printk messages dropped ** [ 1350.325991][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 21 printk messages dropped ** [ 1350.327173][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 14 printk messages dropped ** [ 1350.328021][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1350.328486][ T32] r9:83018005 r8:857d0000 r7:00000000 r6:83018000 r5:00001000 r4:7f121000 ** 9 printk messages dropped ** [ 1350.329068][ T32] r4:852eaf00 ** 6 printk messages dropped ** [ 1350.329389][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1350.353047][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.353661][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 9 printk messages dropped ** [ 1350.354235][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1350.354801][ T32] r4:847a6c80 ** 5 printk messages dropped ** [ 1350.355079][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1350.355485][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.355676][ T32] Call trace: [ 1350.355763][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1350.355850][ T32] r10:829189c0 r9:ec9fdd84 r8:00000002 r7:60000113 r6:ec9fdd8c r5:857d0c00 [ 1350.355883][ T32] r4:857d0c00 [ 1350.355907][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1350.355952][ T32] r5:857d0c00 r4:829189bc [ 1350.355972][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.356085][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.356143][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9fde08 [ 1350.356169][ T32] r4:00000000 [ 1350.356238][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1350.356286][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.356326][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.356379][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856bb140 [ 1350.356425][ T32] r4:00000000 [ 1350.356449][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.356497][ T32] r9:83018005 r8:857d0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f123000 [ 1350.356542][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.356588][ T32] r5:00001000 r4:ec837000 [ 1350.356622][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.356667][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.356713][ T32] r5:85763f8c r4:85763c00 [ 1350.356756][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.356806][ T32] r7:dddced40 r6:83018000 r5:85763f8c r4:856be000 [ 1350.356830][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.356891][ T32] r10:61c88647 r9:857d0c00 r8:856be02c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.356923][ T32] r4:856be000 [ 1350.356997][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.357074][ T32] r10:00000000 r9:856be000 r8:8027ecf4 r7:ec9f9e60 r6:856be080 r5:857d0c00 [ 1350.357106][ T32] r4:00000001 [ 1350.357149][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.357191][ T32] Exception stack(0xec9fdfb0 to 0xec9fdff8) [ 1350.357220][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.357297][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.357334][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.357369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.357394][ T32] r4:85467e00 [ 1350.357816][ T32] INFO: task kworker/0:388:6028 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1350.357855][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1350.358314][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 ** 26 printk messages dropped ** [ 1350.359391][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) ** 17 printk messages dropped ** [ 1350.380668][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 21 printk messages dropped ** [ 1350.381826][ T32] r10:00000000 r9:856be100 r8:8027ecf4 r7:ec9fde60 r6:856be180 r5:857d1800 ** 16 printk messages dropped ** [ 1350.383337][ T32] Exception stack(0xe0451d20 to 0xe0451d68) ** 5 printk messages dropped ** [ 1350.383821][ T32] r4:82ac11e4 [ 1350.383882][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.384011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1350.384087][ T32] r4:e0451dc0 [ 1350.384136][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.384205][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1350.384255][ T32] r4:00000000 [ 1350.384278][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.384327][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1350.384362][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.384434][ T32] r5:00001000 r4:ee619000 [ 1350.384455][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.384519][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.384589][ T32] r5:8495ab8c r4:8495a800 [ 1350.384613][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.384683][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1350.384708][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.384809][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.384854][ T32] r4:847a6c80 [ 1350.384899][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.384954][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1350.384977][ T32] r4:00000001 [ 1350.384997][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.385034][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1350.385063][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1350.385127][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1350.385324][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.385402][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.385429][ T32] task:kworker/0:390 state:D stack:0 pid:6032 tgid:6032 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.385493][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.385579][ T32] Call trace: [ 1350.385616][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1350.385691][ T32] r10:829189c0 r9:eca05d84 r8:00000002 r7:60000113 r6:eca05d8c r5:857d2400 [ 1350.385727][ T32] r4:857d2400 [ 1350.385756][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1350.385826][ T32] r5:857d2400 r4:829189bc [ 1350.385873][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.385946][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.385998][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca05e08 [ 1350.386021][ T32] r4:00000000 [ 1350.386040][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) ** 12 printk messages dropped ** [ 1350.386652][ T32] r7:dddced40 r6:83018000 r5:8576c78c r4:856be200 ** 14 printk messages dropped ** [ 1350.387573][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.387671][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.387753][ T32] Call trace: [ 1350.387788][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1350.387864][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1350.387893][ T32] r4:00000000 [ 1350.387942][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.387987][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1350.388042][ T32] 1d20: cbbc9000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1350.388078][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1350.388107][ T32] 1d60: 80070013 ffffffff [ 1350.388134][ T32] r5:80070013 r4:80239bb0 [ 1350.388155][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.388199][ T32] r4:82ac11e4 [ 1350.388219][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.388266][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1350.388289][ T32] r4:e0451dc0 [ 1350.388309][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1350.388762][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 ** 11 printk messages dropped ** [ 1350.389264][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 13 printk messages dropped ** [ 1350.389950][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.404072][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1350.404399][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1350.404621][ T32] r9:83018005 r8:857d3000 r7:00000000 r6:83018000 r5:00001000 r4:7f129000 [ 1350.404647][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.404716][ T32] r5:00001000 r4:eca15000 [ 1350.404749][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.404795][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.404839][ T32] r5:8576cb8c r4:8576c800 [ 1350.404896][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1350.405070][ T32] r4:856be300 ** 11 printk messages dropped ** [ 1350.405853][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1350.406657][ T32] r4:e0451dc0 ** 8 printk messages dropped ** [ 1350.406961][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.407004][ T32] r5:8495ab8c r4:8495a800 [ 1350.407024][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.407083][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1350.407109][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.407160][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.407183][ T32] r4:847a6c80 [ 1350.407230][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.407285][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1350.407356][ T32] r4:00000001 [ 1350.407382][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.407444][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1350.407476][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.407537][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.407569][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.407603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.407636][ T32] r4:84789140 [ 1350.407661][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.407713][ T32] INFO: task kworker/0:392:6036 blocked for more than 476 seconds. [ 1350.407751][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.407777][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1350.408161][ T32] r4:857d3c00 ** 2 printk messages dropped ** [ 1350.408272][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1350.408664][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.408879][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1350.409442][ T32] Exception stack(0xeca19fb0 to 0xeca19ff8) ** 9 printk messages dropped ** [ 1350.434478][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1350.435581][ T32] r4:e0451dc0 [ 1350.435641][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.435741][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1350.435796][ T32] r4:00000000 [ 1350.435853][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.435974][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1350.436022][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.436118][ T32] r5:00001000 r4:ee619000 [ 1350.436169][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.436266][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.436379][ T32] r5:8495ab8c r4:8495a800 [ 1350.436448][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.436557][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1350.436613][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.436716][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.436809][ T32] r4:847a6c80 [ 1350.436875][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.437001][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1350.437067][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1350.437197][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) ** 9 printk messages dropped ** [ 1350.437998][ T32] task:kworker/0:393 state:D stack:0 pid:6038 tgid:6038 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1350.438713][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1350.439150][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1350.439849][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1350.457957][ T32] Exception stack(0xeca25fb0 to 0xeca25ff8) ** 6 printk messages dropped ** [ 1350.459157][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1350.470951][ T32] r4:e0451dc0 [ 1350.470972][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.471023][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1350.471048][ T32] r4:00000000 [ 1350.471070][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.471128][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1350.471178][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.471232][ T32] r5:00001000 r4:ee619000 [ 1350.471254][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.471299][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.471344][ T32] r5:8495ab8c r4:8495a800 [ 1350.471366][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.471550][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1350.471594][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.471704][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.471735][ T32] r4:847a6c80 [ 1350.471762][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.471818][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1350.471843][ T32] r4:00000001 [ 1350.471865][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.471905][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1350.471964][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.472007][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.472050][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.472096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.472127][ T32] r4:84789140 [ 1350.472198][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.472235][ T32] INFO: task kworker/0:394:6040 blocked for more than 476 seconds. [ 1350.472297][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.472329][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.472354][ T32] task:kworker/0:394 state:D stack:0 pid:6040 tgid:6040 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.472442][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.472580][ T32] Call trace: [ 1350.472620][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1350.472729][ T32] r10:829189c0 r9:eca49d84 r8:00000002 r7:60000113 r6:eca49d8c r5:857f3c00 [ 1350.472758][ T32] r4:857f3c00 [ 1350.472780][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1350.472825][ T32] r5:857f3c00 r4:829189bc [ 1350.472847][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.472903][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.472959][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca49e08 [ 1350.473041][ T32] r4:00000000 [ 1350.473117][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1350.473212][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.473298][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.473396][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856bb8c0 [ 1350.473496][ T32] r4:00000000 [ 1350.473539][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.473634][ T32] r9:83018005 r8:857f3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f12d000 [ 1350.473684][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.473780][ T32] r5:00001000 r4:eca2d000 [ 1350.473825][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.474003][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.474208][ T32] r5:8576d38c r4:8576d000 [ 1350.474289][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.474353][ T32] r7:dddced40 r6:83018000 r5:8576d38c r4:856be600 [ 1350.474375][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.474427][ T32] r10:61c88647 r9:857f3c00 r8:856be62c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.474494][ T32] r4:856be600 [ 1350.474518][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.474568][ T32] r10:00000000 r9:856be600 r8:8027ecf4 r7:eca25e60 r6:85691e00 r5:857f3c00 [ 1350.474611][ T32] r4:00000001 [ 1350.474634][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.474671][ T32] Exception stack(0xeca49fb0 to 0xeca49ff8) [ 1350.474700][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.474771][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.474804][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.474841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.474867][ T32] r4:856bb740 [ 1350.475282][ T32] INFO: task kworker/0:394:6040 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1350.475321][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.475524][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.475569][ T32] Call trace: [ 1350.475626][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1350.475700][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1350.475726][ T32] r4:00000000 [ 1350.475771][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.475817][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1350.475852][ T32] 1d20: cc4db000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1350.475885][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1350.475910][ T32] 1d60: 80070013 ffffffff [ 1350.475936][ T32] r5:80070013 r4:80239bb0 [ 1350.475984][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.476052][ T32] r4:82ac11e4 [ 1350.476079][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.476135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1350.476160][ T32] r4:e0451dc0 [ 1350.476197][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.476352][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1350.476416][ T32] r4:00000000 [ 1350.476483][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.476592][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1350.476644][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.476790][ T32] r5:00001000 r4:ee619000 [ 1350.476883][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.476982][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.477083][ T32] r5:8495ab8c r4:8495a800 [ 1350.477142][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.477249][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1350.477301][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.477413][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.477471][ T32] r4:847a6c80 [ 1350.477518][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.477622][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1350.477674][ T32] r4:00000001 [ 1350.477717][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.477793][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1350.477852][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.477916][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.477976][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.478039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.478098][ T32] r4:84789140 [ 1350.478146][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.478224][ T32] INFO: task kworker/0:395:6042 blocked for more than 476 seconds. [ 1350.478284][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.478338][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.478408][ T32] task:kworker/0:395 state:D stack:0 pid:6042 tgid:6042 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.478508][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.478592][ T32] Call trace: [ 1350.478676][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1350.478785][ T32] r10:829189c0 r9:eca4dd84 r8:00000002 r7:60000113 r6:eca4dd8c r5:857f6000 [ 1350.478838][ T32] r4:857f6000 [ 1350.478881][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1350.478968][ T32] r5:857f6000 r4:829189bc [ 1350.479014][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.479108][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.479210][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca4de08 [ 1350.479260][ T32] r4:00000000 [ 1350.479302][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1350.479384][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.479475][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.479573][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856bba40 [ 1350.479630][ T32] r4:00000000 [ 1350.479676][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.479803][ T32] r9:83018005 r8:857f6000 r7:00000000 r6:83018000 r5:00001000 r4:7f12f000 [ 1350.479884][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.511539][ T32] r5:00001000 r4:eca39000 [ 1350.511587][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.511680][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.511732][ T32] r5:8576d78c r4:8576d400 [ 1350.511756][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.511806][ T32] r7:dddced40 r6:83018000 r5:8576d78c r4:856be680 [ 1350.511839][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.511897][ T32] r10:61c88647 r9:857f6000 r8:856be6ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.511922][ T32] r4:856be680 [ 1350.511952][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.512006][ T32] r10:00000000 r9:856be680 r8:8027ecf4 r7:eca25e60 r6:85691e80 r5:857f6000 [ 1350.512056][ T32] r4:00000001 [ 1350.512107][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.512152][ T32] Exception stack(0xeca4dfb0 to 0xeca4dff8) [ 1350.512210][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.512256][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.512310][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.512370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.512398][ T32] r4:856bb840 [ 1350.512900][ T32] INFO: task kworker/0:395:6042 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1350.512951][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.513072][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.513139][ T32] Call trace: [ 1350.513173][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1350.513231][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1350.513255][ T32] r4:00000000 [ 1350.513278][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.513348][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1350.513386][ T32] 1d20: cca60000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1350.513420][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1350.513489][ T32] 1d60: 80070013 ffffffff [ 1350.513519][ T32] r5:80070013 r4:80239bb0 [ 1350.513552][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.513603][ T32] r4:82ac11e4 [ 1350.513710][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.513763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1350.513789][ T32] r4:e0451dc0 [ 1350.513809][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.513856][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1350.513880][ T32] r4:00000000 [ 1350.513932][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.513997][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1350.514022][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.514073][ T32] r5:00001000 r4:ee619000 [ 1350.514104][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.514185][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.514270][ T32] r5:8495ab8c r4:8495a800 [ 1350.514389][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.514444][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1350.514466][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.514549][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.514605][ T32] r4:847a6c80 [ 1350.514637][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.514723][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1350.514750][ T32] r4:00000001 [ 1350.514771][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.514810][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1350.514839][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.514870][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.514898][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.514929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.514965][ T32] r4:84789140 [ 1350.514988][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.515059][ T32] INFO: task kworker/0:396:6044 blocked for more than 476 seconds. [ 1350.515107][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.515134][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.515155][ T32] task:kworker/0:396 state:D stack:0 pid:6044 tgid:6044 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.515203][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.515279][ T32] Call trace: [ 1350.515341][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1350.515396][ T32] r10:829189c0 r9:eca59d84 r8:00000002 r7:60000113 r6:eca59d8c r5:857f6c00 [ 1350.515447][ T32] r4:857f6c00 [ 1350.515493][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1350.515541][ T32] r5:857f6c00 r4:829189bc [ 1350.515583][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.515631][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.515686][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca59e08 [ 1350.515733][ T32] r4:00000000 [ 1350.515756][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1350.515820][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.515864][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.515911][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856bbcc0 [ 1350.515935][ T32] r4:00000000 [ 1350.515985][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.516037][ T32] r9:83018005 r8:857f6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f139000 [ 1350.516059][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.516109][ T32] r5:00001000 r4:eca75000 [ 1350.516162][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.516236][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.516283][ T32] r5:8576e78c r4:8576e400 [ 1350.516304][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.516349][ T32] r7:dddced40 r6:83018000 r5:8576e78c r4:856be700 [ 1350.516370][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.516419][ T32] r10:61c88647 r9:857f6c00 r8:856be72c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.516465][ T32] r4:856be700 [ 1350.516489][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.516539][ T32] r10:00000000 r9:856be700 r8:8027ecf4 r7:eca25e60 r6:85691f00 r5:857f6c00 [ 1350.516572][ T32] r4:00000001 [ 1350.516595][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.516654][ T32] Exception stack(0xeca59fb0 to 0xeca59ff8) [ 1350.516688][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.516720][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.516749][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.516781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.516814][ T32] r4:856bba80 [ 1350.517088][ T32] INFO: task kworker/0:396:6044 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1350.517127][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.517185][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.517343][ T32] Call trace: [ 1350.517379][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1350.517453][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1350.517499][ T32] r4:00000000 [ 1350.517544][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.517590][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1350.517623][ T32] 1d20: cca60000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1350.517655][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1350.517680][ T32] 1d60: 80070013 ffffffff [ 1350.517726][ T32] r5:80070013 r4:80239bb0 [ 1350.517751][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.517796][ T32] r4:82ac11e4 [ 1350.517817][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.517873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1350.517923][ T32] r4:e0451dc0 [ 1350.517956][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.518005][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1350.518028][ T32] r4:00000000 [ 1350.518072][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.518124][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1350.518187][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.518292][ T32] r5:00001000 r4:ee619000 [ 1350.518317][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.518362][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.518406][ T32] r5:8495ab8c r4:8495a800 [ 1350.518491][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.518586][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1350.518614][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.518666][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.518773][ T32] r4:847a6c80 [ 1350.518796][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.518848][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1350.518896][ T32] r4:00000001 [ 1350.518920][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.518969][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1350.518997][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.519028][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.519056][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.519094][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.519119][ T32] r4:84789140 [ 1350.519139][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.519164][ T32] INFO: task kworker/0:397:6045 blocked for more than 476 seconds. [ 1350.519194][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.519235][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.519260][ T32] task:kworker/0:397 state:D stack:0 pid:6045 tgid:6045 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.519346][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.519450][ T32] Call trace: [ 1350.519487][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1350.519537][ T32] r10:829189c0 r9:eca5dd84 r8:00000002 r7:60000013 r6:eca5dd8c r5:857f0c00 [ 1350.519561][ T32] r4:857f0c00 [ 1350.519611][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1350.519659][ T32] r5:857f0c00 r4:829189bc [ 1350.519681][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.519722][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.519794][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca5de08 [ 1350.519821][ T32] r4:00000000 [ 1350.519959][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1350.540435][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.540595][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.540656][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856bbd80 [ 1350.540684][ T32] r4:00000000 [ 1350.540706][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.540757][ T32] r9:83018005 r8:857f0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f133000 [ 1350.540928][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.541011][ T32] r5:00001000 r4:eca55000 [ 1350.541037][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.541089][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.541134][ T32] r5:8576df8c r4:8576dc00 [ 1350.541178][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.541275][ T32] r7:dddced40 r6:83018000 r5:8576df8c r4:856be780 [ 1350.541301][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.541375][ T32] r10:61c88647 r9:857f0c00 r8:856be7ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.541403][ T32] r4:856be780 [ 1350.541448][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.541503][ T32] r10:00000000 r9:856be780 r8:8027ecf4 r7:eca59e60 r6:85691f80 r5:857f0c00 [ 1350.541527][ T32] r4:00000001 [ 1350.541634][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.541677][ T32] Exception stack(0xeca5dfb0 to 0xeca5dff8) [ 1350.541710][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.541765][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.541798][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.541832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.541855][ T32] r4:856bb940 [ 1350.542297][ T32] INFO: task kworker/0:397:6045 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1350.542349][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.542453][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.542535][ T32] Call trace: [ 1350.542637][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1350.542698][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1350.542723][ T32] r4:00000000 [ 1350.542802][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.542914][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1350.542960][ T32] 1d20: ccce3000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1350.542994][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1350.543019][ T32] 1d60: 80070013 ffffffff [ 1350.543045][ T32] r5:80070013 r4:80239bb0 [ 1350.543071][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.543118][ T32] r4:82ac11e4 [ 1350.543167][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.543219][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1350.543266][ T32] r4:e0451dc0 [ 1350.543290][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.543338][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1350.543362][ T32] r4:00000000 [ 1350.543381][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.543428][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1350.543450][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.543493][ T32] r5:00001000 r4:ee619000 [ 1350.543514][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.543577][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.543624][ T32] r5:8495ab8c r4:8495a800 [ 1350.543645][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.543692][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1350.543736][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.543812][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.543841][ T32] r4:847a6c80 [ 1350.543871][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.543981][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1350.544033][ T32] r4:00000001 [ 1350.544079][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.544124][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1350.544153][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.544228][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.544323][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.544360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.544384][ T32] r4:84789140 [ 1350.544407][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.544436][ T32] INFO: task kworker/0:398:6048 blocked for more than 476 seconds. [ 1350.544493][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.544524][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.544633][ T32] task:kworker/0:398 state:D stack:0 pid:6048 tgid:6048 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.544718][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.544794][ T32] Call trace: [ 1350.544874][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1350.544951][ T32] r10:829189c0 r9:eca31d84 r8:00000002 r7:60000113 r6:eca31d8c r5:857f5400 [ 1350.544980][ T32] r4:857f5400 [ 1350.545002][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1350.545072][ T32] r5:857f5400 r4:829189bc [ 1350.545097][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.545141][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.545191][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca31e08 [ 1350.545215][ T32] r4:00000000 [ 1350.545257][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1350.545323][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.545472][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.545525][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856bbec0 [ 1350.545549][ T32] r4:00000000 [ 1350.545569][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.545615][ T32] r9:83018005 r8:857f5400 r7:00000000 r6:83018000 r5:00001000 r4:7f137000 [ 1350.545637][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.545679][ T32] r5:00001000 r4:eca6d000 [ 1350.545699][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.545798][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.545865][ T32] r5:8576e38c r4:8576e000 [ 1350.545950][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.546002][ T32] r7:dddced40 r6:83018000 r5:8576e38c r4:856be800 [ 1350.546024][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.546079][ T32] r10:61c88647 r9:857f5400 r8:856be82c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.546126][ T32] r4:856be800 [ 1350.546150][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.546214][ T32] r10:00000000 r9:856be800 r8:8027ecf4 r7:eca59e60 r6:85493000 r5:857f5400 [ 1350.546240][ T32] r4:00000001 [ 1350.546259][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.546318][ T32] Exception stack(0xeca31fb0 to 0xeca31ff8) [ 1350.546372][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.546406][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.546437][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.546512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.546539][ T32] r4:856bbe00 [ 1350.546769][ T32] INFO: task kworker/0:398:6048 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1350.546804][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.546881][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.546952][ T32] Call trace: [ 1350.547009][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1350.547198][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1350.547229][ T32] r4:00000000 [ 1350.547272][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.547316][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1350.547395][ T32] 1d20: ccce3000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1350.547431][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1350.547499][ T32] 1d60: 80070013 ffffffff [ 1350.547529][ T32] r5:80070013 r4:80239bb0 [ 1350.547551][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.547604][ T32] r4:82ac11e4 [ 1350.547645][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.547717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1350.547745][ T32] r4:e0451dc0 [ 1350.547766][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.547813][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1350.547879][ T32] r4:00000000 [ 1350.547904][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.547984][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1350.548012][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.548056][ T32] r5:00001000 r4:ee619000 [ 1350.548087][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.548129][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.548214][ T32] r5:8495ab8c r4:8495a800 [ 1350.548251][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.548302][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1350.548364][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.548419][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.548467][ T32] r4:847a6c80 [ 1350.548499][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.548584][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1350.548654][ T32] r4:00000001 [ 1350.548678][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.548716][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1350.548746][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.548819][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.548853][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.548900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.548926][ T32] r4:84789140 [ 1350.548978][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.549032][ T32] INFO: task kworker/0:399:6052 blocked for more than 476 seconds. [ 1350.549087][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.549117][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.549139][ T32] task:kworker/0:399 state:D stack:0 pid:6052 tgid:6052 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.549186][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.549253][ T32] Call trace: [ 1350.549306][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1350.549372][ T32] r10:829189c0 r9:eca91d84 r8:00000002 r7:60000013 r6:eca91d8c r5:8574ec00 [ 1350.549399][ T32] r4:8574ec00 [ 1350.549424][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1350.549469][ T32] r5:8574ec00 r4:829189bc [ 1350.549491][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.549532][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.549583][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca91e08 [ 1350.549606][ T32] r4:00000000 [ 1350.549636][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1350.549703][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.549747][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.549795][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85498040 [ 1350.549840][ T32] r4:00000000 [ 1350.549912][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.571584][ T32] r9:83018005 r8:8574ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1350.571660][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.571735][ T32] r5:00001000 r4:eca7d000 [ 1350.571759][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.571803][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.571847][ T32] r5:8576eb8c r4:8576e800 [ 1350.571868][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.571938][ T32] r7:dddced40 r6:83018000 r5:8576eb8c r4:856be880 [ 1350.571974][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.572027][ T32] r10:61c88647 r9:8574ec00 r8:856be8ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.572071][ T32] r4:856be880 [ 1350.572096][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.572148][ T32] r10:00000000 r9:856be880 r8:8027ecf4 r7:eca59e60 r6:85493080 r5:8574ec00 [ 1350.572195][ T32] r4:00000001 [ 1350.572221][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.572261][ T32] Exception stack(0xeca91fb0 to 0xeca91ff8) [ 1350.572303][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.572339][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.572391][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.572450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.572497][ T32] r4:85498080 [ 1350.572919][ T32] INFO: task kworker/0:399:6052 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1350.572971][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.573076][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.573173][ T32] Call trace: [ 1350.573212][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1350.573284][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1350.573313][ T32] r4:00000000 [ 1350.573335][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.573376][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1350.573431][ T32] 1d20: cd13b000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1350.573467][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1350.573506][ T32] 1d60: 80070013 ffffffff [ 1350.573536][ T32] r5:80070013 r4:80239bb0 [ 1350.573558][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.573604][ T32] r4:82ac11e4 [ 1350.573649][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.573733][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1350.573760][ T32] r4:e0451dc0 [ 1350.573782][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.573830][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1350.573895][ T32] r4:00000000 [ 1350.573920][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.573999][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1350.574071][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.574122][ T32] r5:00001000 r4:ee619000 [ 1350.574164][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.574268][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.574316][ T32] r5:8495ab8c r4:8495a800 [ 1350.574380][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.574443][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1350.574471][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.574522][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.574545][ T32] r4:847a6c80 [ 1350.574573][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.574625][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1350.574671][ T32] r4:00000001 [ 1350.574697][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.574735][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1350.574764][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.574818][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.574872][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.574907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.574931][ T32] r4:84789140 [ 1350.574963][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.575015][ T32] INFO: task kworker/0:400:6053 blocked for more than 477 seconds. [ 1350.575054][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.575108][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.575134][ T32] task:kworker/0:400 state:D stack:0 pid:6053 tgid:6053 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.575200][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.575256][ T32] Call trace: [ 1350.575288][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1350.575339][ T32] r10:829189c0 r9:eca9dd84 r8:00000002 r7:60000013 r6:eca9dd8c r5:857f4800 [ 1350.575384][ T32] r4:857f4800 [ 1350.575431][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1350.575500][ T32] r5:857f4800 r4:829189bc [ 1350.575525][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.575569][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.575621][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca9de08 [ 1350.575645][ T32] r4:00000000 [ 1350.575665][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1350.575728][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.575773][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.575820][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854987c0 [ 1350.575844][ T32] r4:00000000 [ 1350.575864][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.575932][ T32] r9:83018005 r8:857f4800 r7:00000000 r6:83018000 r5:00001000 r4:7f143000 [ 1350.575967][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.576013][ T32] r5:00001000 r4:ecab5000 [ 1350.576033][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.576082][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.576147][ T32] r5:8576fb8c r4:8576f800 [ 1350.576171][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.576218][ T32] r7:dddced40 r6:83018000 r5:8576fb8c r4:856be900 [ 1350.576249][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.576304][ T32] r10:61c88647 r9:857f4800 r8:856be92c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.576342][ T32] r4:856be900 [ 1350.576386][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.576438][ T32] r10:00000000 r9:856be900 r8:8027ecf4 r7:eca91e60 r6:85493100 r5:857f4800 [ 1350.576462][ T32] r4:00000001 [ 1350.576482][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.576540][ T32] Exception stack(0xeca9dfb0 to 0xeca9dff8) [ 1350.576593][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.576648][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.576680][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.576713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.576736][ T32] r4:85498240 [ 1350.576993][ T32] INFO: task kworker/0:400:6053 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1350.577028][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.577093][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.577160][ T32] Call trace: [ 1350.577193][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1350.577248][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1350.577273][ T32] r4:00000000 [ 1350.577293][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.577333][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1350.577386][ T32] 1d20: cd13b000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1350.577427][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1350.577454][ T32] 1d60: 80070013 ffffffff [ 1350.577480][ T32] r5:80070013 r4:80239bb0 [ 1350.577500][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.577544][ T32] r4:82ac11e4 [ 1350.577565][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.577611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1350.577634][ T32] r4:e0451dc0 [ 1350.577655][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.577701][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1350.577736][ T32] r4:00000000 [ 1350.577782][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.577833][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1350.577869][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.577917][ T32] r5:00001000 r4:ee619000 [ 1350.577982][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.578030][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.578102][ T32] r5:8495ab8c r4:8495a800 [ 1350.578126][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.578191][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1350.578214][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.578265][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.578289][ T32] r4:847a6c80 [ 1350.578333][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.578411][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1350.578439][ T32] r4:00000001 [ 1350.578460][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.578498][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1350.578557][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.578591][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.578620][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.578653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.578676][ T32] r4:84789140 [ 1350.578718][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.578767][ T32] INFO: task kworker/0:401:6054 blocked for more than 477 seconds. [ 1350.578834][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.578886][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.578912][ T32] task:kworker/0:401 state:D stack:0 pid:6054 tgid:6054 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.578970][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.579025][ T32] Call trace: [ 1350.579059][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1350.579140][ T32] r10:829189c0 r9:eca3dd84 r8:00000002 r7:60000113 r6:eca3dd8c r5:857d6000 [ 1350.579169][ T32] r4:857d6000 [ 1350.579226][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1350.579274][ T32] r5:857d6000 r4:829189bc [ 1350.579316][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.579383][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.579463][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca3de08 [ 1350.579501][ T32] r4:00000000 [ 1350.579524][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1350.579588][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.579653][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.579704][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85498080 [ 1350.579750][ T32] r4:00000000 [ 1350.579774][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.579821][ T32] r9:83018005 r8:857d6000 r7:00000000 r6:83018000 r5:00001000 r4:7f13d000 [ 1350.579888][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.600575][ T32] r5:00001000 r4:eca89000 [ 1350.600629][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.600752][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.600828][ T32] r5:8576ef8c r4:8576ec00 [ 1350.600855][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.600907][ T32] r7:dddced40 r6:83018000 r5:8576ef8c r4:856be980 [ 1350.600929][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.601007][ T32] r10:61c88647 r9:857d6000 r8:856be9ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.601064][ T32] r4:856be980 [ 1350.601095][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.601147][ T32] r10:00000000 r9:856be980 r8:8027ecf4 r7:eca9de60 r6:856bea00 r5:857d6000 [ 1350.601190][ T32] r4:00000001 [ 1350.601238][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.601304][ T32] Exception stack(0xeca3dfb0 to 0xeca3dff8) [ 1350.601341][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.601382][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.601415][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.601448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.601472][ T32] r4:85498240 [ 1350.601875][ T32] INFO: task kworker/0:401:6054 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1350.601936][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.602072][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.602125][ T32] Call trace: [ 1350.602159][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1350.602260][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1350.602286][ T32] r4:00000000 [ 1350.602308][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.602353][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1350.602386][ T32] 1d20: cd6fe000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1350.602418][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1350.602450][ T32] 1d60: 80070013 ffffffff [ 1350.602502][ T32] r5:80070013 r4:80239bb0 [ 1350.602528][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.602606][ T32] r4:82ac11e4 [ 1350.602644][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.602712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1350.602771][ T32] r4:e0451dc0 [ 1350.602797][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.602849][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1350.602911][ T32] r4:00000000 [ 1350.602936][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.603000][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1350.603024][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.603075][ T32] r5:00001000 r4:ee619000 [ 1350.603119][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.603188][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.603236][ T32] r5:8495ab8c r4:8495a800 [ 1350.603285][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.603381][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1350.603446][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.603503][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.603528][ T32] r4:847a6c80 [ 1350.603557][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.603613][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1350.603637][ T32] r4:00000001 [ 1350.603679][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.603736][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1350.603794][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.603829][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.603858][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.603890][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.603936][ T32] r4:84789140 [ 1350.604013][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.604072][ T32] INFO: task kworker/0:402:6057 blocked for more than 477 seconds. [ 1350.604112][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.604161][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.604187][ T32] task:kworker/0:402 state:D stack:0 pid:6057 tgid:6057 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.604236][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.604326][ T32] Call trace: [ 1350.604364][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1350.604415][ T32] r10:829189c0 r9:eca8dd84 r8:00000002 r7:60000013 r6:eca8dd8c r5:857d6c00 [ 1350.604439][ T32] r4:857d6c00 [ 1350.604461][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1350.604504][ T32] r5:857d6c00 r4:829189bc [ 1350.604526][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.604567][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.604618][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca8de08 [ 1350.604641][ T32] r4:00000000 [ 1350.604661][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1350.604701][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.604740][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.604785][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854984c0 [ 1350.604808][ T32] r4:00000000 [ 1350.604849][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.604902][ T32] r9:83018005 r8:857d6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f13f000 [ 1350.604970][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.605025][ T32] r5:00001000 r4:eca99000 [ 1350.605057][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.605110][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.605176][ T32] r5:8576f38c r4:8576f000 [ 1350.605201][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.605300][ T32] r7:dddced40 r6:83018000 r5:8576f38c r4:856bea80 [ 1350.605339][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.605393][ T32] r10:61c88647 r9:857d6c00 r8:856beaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.605439][ T32] r4:856bea80 [ 1350.605463][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.605536][ T32] r10:00000000 r9:856bea80 r8:8027ecf4 r7:eca9de60 r6:856beb00 r5:857d6c00 [ 1350.605564][ T32] r4:00000001 [ 1350.605585][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.605623][ T32] Exception stack(0xeca8dfb0 to 0xeca8dff8) [ 1350.605662][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.605696][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.605747][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.605784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.605832][ T32] r4:85498500 [ 1350.606098][ T32] INFO: task kworker/0:402:6057 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1350.606134][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.606241][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.606307][ T32] Call trace: [ 1350.606345][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1350.606400][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1350.606425][ T32] r4:00000000 [ 1350.606466][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.606533][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1350.606569][ T32] 1d20: cd6fe000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1350.606610][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1350.606639][ T32] 1d60: 80070013 ffffffff [ 1350.606665][ T32] r5:80070013 r4:80239bb0 [ 1350.606686][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.606732][ T32] r4:82ac11e4 [ 1350.606754][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.606801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1350.606824][ T32] r4:e0451dc0 [ 1350.606853][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.606904][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1350.606932][ T32] r4:00000000 [ 1350.606963][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.607011][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1350.607056][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.607130][ T32] r5:00001000 r4:ee619000 [ 1350.607176][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.607224][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.607268][ T32] r5:8495ab8c r4:8495a800 [ 1350.607289][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.607337][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1350.607360][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.607431][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.607480][ T32] r4:847a6c80 [ 1350.607503][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.607576][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1350.607603][ T32] r4:00000001 [ 1350.607625][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.607704][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1350.607736][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.607768][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.607797][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.607829][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.607888][ T32] r4:84789140 [ 1350.607912][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.607982][ T32] INFO: task kworker/0:403:6058 blocked for more than 477 seconds. [ 1350.608044][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.608076][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.608098][ T32] task:kworker/0:403 state:D stack:0 pid:6058 tgid:6058 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.608146][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.608186][ T32] Call trace: [ 1350.608238][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1350.608311][ T32] r10:829189c0 r9:ecaadd84 r8:00000002 r7:60000013 r6:ecaadd8c r5:857d5400 [ 1350.608359][ T32] r4:857d5400 [ 1350.608383][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1350.608428][ T32] r5:857d5400 r4:829189bc [ 1350.608471][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.608546][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.608638][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaade08 [ 1350.608666][ T32] r4:00000000 [ 1350.608686][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1350.608812][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 12 printk messages dropped ** [ 1350.609397][ T32] r10:61c88647 r9:857d5400 r8:856bebac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.609425][ T32] r4:856beb80 [ 1350.609467][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.609519][ T32] r10:00000000 r9:856beb80 r8:8027ecf4 r7:eca9de60 r6:856bec00 r5:857d5400 [ 1350.609543][ T32] r4:00000001 [ 1350.609585][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.609625][ T32] Exception stack(0xecaadfb0 to 0xecaadff8) [ 1350.609680][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.609714][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.609742][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.609776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.609800][ T32] r4:85498500 [ 1350.642354][ T32] INFO: task kworker/0:403:6058 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1350.642469][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.642553][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.642629][ T32] Call trace: [ 1350.642667][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1350.642732][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1350.642778][ T32] r4:00000000 [ 1350.642820][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.642911][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1350.642995][ T32] 1d20: cdd0b000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1350.643066][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1350.643125][ T32] 1d60: 80070013 ffffffff [ 1350.643182][ T32] r5:80070013 r4:80239bb0 [ 1350.643235][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1350.644329][ T32] r5:00001000 r4:ee619000 ** 13 printk messages dropped ** [ 1350.645423][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1350.646609][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 16 printk messages dropped ** [ 1350.677366][ T32] r7:dddced40 r6:83018000 r5:8577438c r4:856bec80 ** 5 printk messages dropped ** [ 1350.679131][ T32] r4:00000001 [ 1350.679250][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.679485][ T32] Exception stack(0xecab9fb0 to 0xecab9ff8) [ 1350.679824][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.690652][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.690979][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.691115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.691178][ T32] r4:85498640 [ 1350.691906][ T32] INFO: task kworker/0:404:6061 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1350.691989][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.692147][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.693239][ T32] Call trace: [ 1350.693322][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1350.693784][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1350.694079][ T32] r4:00000000 [ 1350.694133][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 10 printk messages dropped ** [ 1350.696127][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 15 printk messages dropped ** [ 1350.698664][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 ** 19 printk messages dropped ** [ 1350.722161][ T32] r5:844b8c00 r4:829189bc ** 4 printk messages dropped ** [ 1350.722487][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1350.722533][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.722578][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.722647][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854988c0 [ 1350.722706][ T32] r4:00000000 [ 1350.722741][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.722827][ T32] r9:83018005 r8:844b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f145000 [ 1350.722886][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1350.723532][ T32] r10:00000000 r9:856bed80 r8:8027ecf4 r7:ecab9e60 r6:856bee00 r5:844b8c00 ** 18 printk messages dropped ** [ 1350.724973][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 ** 19 printk messages dropped ** [ 1350.725916][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 16 printk messages dropped ** [ 1350.726643][ T32] task:kworker/0:406 state:D stack:0 pid:6065 tgid:6065 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1350.727682][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1350.728500][ T32] r10:61c88647 r9:844b9800 r8:856beeac r7:82804d40 r6:dddced40 r5:dddced60 ** 24 printk messages dropped ** [ 1350.748759][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 23 printk messages dropped ** [ 1350.755115][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) ** 11 printk messages dropped ** [ 1350.755632][ T32] Call trace: ** 7 printk messages dropped ** [ 1350.756104][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecad1e08 ** 9 printk messages dropped ** [ 1350.756496][ T32] r5:00001000 r4:eaedb000 [ 1350.756549][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.756617][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.756663][ T32] r5:85774b8c r4:85774800 [ 1350.756732][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.756788][ T32] r7:dddced40 r6:83018000 r5:85774b8c r4:856bef80 [ 1350.756853][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.756909][ T32] r10:61c88647 r9:844ba400 r8:856befac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.756951][ T32] r4:856bef80 [ 1350.756983][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.757054][ T32] r10:00000000 r9:856bef80 r8:8027ecf4 r7:ec9f5e60 r6:855ee000 r5:844ba400 [ 1350.757088][ T32] r4:00000001 [ 1350.757128][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.757172][ T32] Exception stack(0xecad1fb0 to 0xecad1ff8) [ 1350.757203][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.757235][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.757264][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.757306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.757333][ T32] r4:85498ac0 [ 1350.757732][ T32] INFO: task kworker/0:407:6067 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1350.757811][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.757901][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.757954][ T32] Call trace: [ 1350.758057][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1350.758152][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1350.758222][ T32] r4:00000000 [ 1350.758245][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.758291][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1350.758327][ T32] 1d20: ce8da000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 ** 7 printk messages dropped ** [ 1350.758649][ T32] r4:e0451dc0 [ 1350.758680][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 5 printk messages dropped ** [ 1350.758933][ T32] r5:00001000 r4:ee619000 ** 2 printk messages dropped ** [ 1350.759174][ T32] r5:8495ab8c r4:8495a800 ** 1 printk messages dropped ** [ 1350.759250][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1350.759272][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.759328][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.759383][ T32] r4:847a6c80 [ 1350.759427][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.759510][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1350.759566][ T32] r4:00000001 [ 1350.759598][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.759656][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1350.759708][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.759741][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.759795][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.759969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.776049][ T32] r4:84789140 [ 1350.776161][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.776228][ T32] INFO: task kworker/0:408:6069 blocked for more than 477 seconds. [ 1350.776270][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.776298][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.776332][ T32] task:kworker/0:408 state:D stack:0 pid:6069 tgid:6069 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.776455][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.776519][ T32] Call trace: [ 1350.776557][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1350.776618][ T32] r10:829189c0 r9:ec7e1d84 r8:00000002 r7:60000113 r6:ec7e1d8c r5:844bb000 ** 3 printk messages dropped ** [ 1350.776727][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 3 printk messages dropped ** [ 1350.776863][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1350.777306][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1350.777676][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1350.777753][ T32] Exception stack(0xec7e1fb0 to 0xec7e1ff8) [ 1350.777787][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.777845][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.777878][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.777929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.777992][ T32] r4:85498b40 [ 1350.778468][ T32] INFO: task kworker/0:408:6069 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1350.778515][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.778578][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.778637][ T32] Call trace: [ 1350.778726][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1350.778788][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1350.778815][ T32] r4:00000000 [ 1350.778836][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.778923][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1350.779027][ T32] 1d20: ceecd000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1350.779103][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1350.779146][ T32] 1d60: 80070013 ffffffff [ 1350.779259][ T32] r5:80070013 r4:80239bb0 [ 1350.779286][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.779372][ T32] r4:82ac11e4 [ 1350.779455][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.779539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1350.779589][ T32] r4:e0451dc0 [ 1350.779634][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.779740][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1350.779771][ T32] r4:00000000 [ 1350.779796][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.790475][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1350.790553][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.790624][ T32] r5:00001000 r4:ee619000 ** 1 printk messages dropped ** [ 1350.790692][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1350.791257][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 ** 9 printk messages dropped ** [ 1350.791622][ T32] INFO: task kworker/0:409:6070 blocked for more than 477 seconds. ** 7 printk messages dropped ** [ 1350.792123][ T32] r4:844bbc00 ** 2 printk messages dropped ** [ 1350.792211][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1350.792357][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1350.792485][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1350.792644][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.792686][ T32] r5:00001000 r4:eb4a9000 [ 1350.792706][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.792747][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.792880][ T32] r5:8577538c r4:85775000 [ 1350.792909][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.792968][ T32] r7:dddced40 r6:83018000 r5:8577538c r4:855ee180 [ 1350.793009][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.793075][ T32] r10:61c88647 r9:844bbc00 r8:855ee1ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.793124][ T32] r4:855ee180 [ 1350.793172][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.793230][ T32] r10:00000000 r9:855ee180 r8:8027ecf4 r7:ec7e1e60 r6:855ee200 r5:844bbc00 [ 1350.793281][ T32] r4:00000001 [ 1350.793305][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.793379][ T32] Exception stack(0xecaddfb0 to 0xecaddff8) [ 1350.793430][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.793463][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.793492][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.793524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.793549][ T32] r4:85498b40 [ 1350.793972][ T32] INFO: task kworker/0:409:6070 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1350.794015][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.794093][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.794138][ T32] Call trace: [ 1350.794237][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1350.794349][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1350.794408][ T32] r4:00000000 [ 1350.794433][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.794476][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1350.794510][ T32] 1d20: cf1b2000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1350.794542][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1350.794566][ T32] 1d60: 80070013 ffffffff [ 1350.794591][ T32] r5:80070013 r4:80239bb0 [ 1350.794612][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.794657][ T32] r4:82ac11e4 [ 1350.794677][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.794724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1350.794748][ T32] r4:e0451dc0 [ 1350.794769][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.794815][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1350.794838][ T32] r4:00000000 [ 1350.794858][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.794904][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1350.794927][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.794983][ T32] r5:00001000 r4:ee619000 [ 1350.795026][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.795084][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.795136][ T32] r5:8495ab8c r4:8495a800 [ 1350.795187][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.795275][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1350.795302][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.795353][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.795403][ T32] r4:847a6c80 [ 1350.795426][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.795510][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1350.795576][ T32] r4:00000001 [ 1350.795603][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.795645][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1350.795674][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.795705][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.795757][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.795815][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.795842][ T32] r4:84789140 [ 1350.795863][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.795890][ T32] INFO: task kworker/0:410:6073 blocked for more than 477 seconds. [ 1350.795920][ T32] Not tainted 6.15.0-syzkaller #0 ** 1 printk messages dropped ** [ 1350.796008][ T32] task:kworker/0:410 state:D stack:0 pid:6073 tgid:6073 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1350.796363][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1350.796454][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8dde08 [ 1350.796478][ T32] r4:00000000 [ 1350.796497][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1350.796537][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.796621][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.796672][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85831040 [ 1350.796697][ T32] r4:00000000 [ 1350.796719][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.796765][ T32] r9:83018005 r8:844bc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1350.796787][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.796854][ T32] r5:00001000 r4:eb5c7000 [ 1350.796954][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.797064][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.797158][ T32] r5:8577578c r4:85775400 [ 1350.797183][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.797280][ T32] r7:dddced40 r6:83018000 r5:8577578c r4:855ee280 [ 1350.797420][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.797475][ T32] r10:61c88647 r9:844bc800 r8:855ee2ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.797545][ T32] r4:855ee280 [ 1350.797591][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.797644][ T32] r10:00000000 r9:855ee280 r8:8027ecf4 r7:ecadde60 r6:855ee300 r5:844bc800 [ 1350.797689][ T32] r4:00000001 [ 1350.797736][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.797776][ T32] Exception stack(0xec8ddfb0 to 0xec8ddff8) [ 1350.797825][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.797860][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.797931][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.798002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.798029][ T32] r4:85831000 [ 1350.798328][ T32] INFO: task kworker/0:410:6073 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1350.798380][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.798486][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.798529][ T32] Call trace: [ 1350.798586][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1350.798645][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 ** 4 printk messages dropped ** [ 1350.798820][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1350.798851][ T32] 1d60: 80070013 ffffffff [ 1350.798877][ T32] r5:80070013 r4:80239bb0 [ 1350.798899][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.798953][ T32] r4:82ac11e4 [ 1350.798975][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1350.799076][ T32] r4:e0451dc0 ** 2 printk messages dropped ** [ 1350.799239][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.799520][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1350.823658][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) ** 6 printk messages dropped ** [ 1350.824076][ T32] INFO: task kworker/0:411:6075 blocked for more than 477 seconds. ** 6 printk messages dropped ** [ 1350.824521][ T32] r10:829189c0 r9:ec915d84 r8:00000002 r7:60000113 r6:ec915d8c r5:844bd400 [ 1350.824546][ T32] r4:844bd400 [ 1350.824566][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1350.824652][ T32] r5:844bd400 r4:829189bc [ 1350.824678][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.824735][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.824810][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec915e08 [ 1350.824903][ T32] r4:00000000 [ 1350.824928][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1350.825005][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.825053][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.825128][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85831380 [ 1350.825156][ T32] r4:00000000 [ 1350.825178][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.825243][ T32] r9:83018005 r8:844bd400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 1350.825295][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.825376][ T32] r5:00001000 r4:eb7c1000 [ 1350.825401][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.825446][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.825505][ T32] r5:85775b8c r4:85775800 [ 1350.825530][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.825579][ T32] r7:dddced40 r6:83018000 r5:85775b8c r4:855ee380 [ 1350.825600][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.825651][ T32] r10:61c88647 r9:844bd400 r8:855ee3ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.825674][ T32] r4:855ee380 [ 1350.825780][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.825833][ T32] r10:00000000 r9:855ee380 r8:8027ecf4 r7:ec8dde60 r6:855ee400 r5:844bd400 [ 1350.825902][ T32] r4:00000001 [ 1350.825971][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.826028][ T32] Exception stack(0xec915fb0 to 0xec915ff8) [ 1350.826061][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.826101][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1350.826232][ T32] r4:85831000 ** 4 printk messages dropped ** [ 1350.827072][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1350.827629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 ** 6 printk messages dropped ** [ 1350.828061][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1350.828646][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 ** 10 printk messages dropped ** [ 1350.829137][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.829164][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.829187][ T32] task:kworker/0:412 state:D stack:0 pid:6078 tgid:6078 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.829287][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.829439][ T32] Call trace: [ 1350.829498][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1350.829553][ T32] r10:829189c0 r9:ecae1d84 r8:00000002 r7:60000013 r6:ecae1d8c r5:844be000 [ 1350.829578][ T32] r4:844be000 [ 1350.829642][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1350.829690][ T32] r5:844be000 r4:829189bc [ 1350.829714][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.829778][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.829982][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecae1e08 [ 1350.848740][ T32] r4:00000000 [ 1350.848809][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1350.848905][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.848971][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.849021][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858314c0 [ 1350.849046][ T32] r4:00000000 [ 1350.849126][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.849199][ T32] r9:83018005 r8:844be000 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1350.849228][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.849278][ T32] r5:00001000 r4:eb837000 [ 1350.849300][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.849357][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.849410][ T32] r5:85775f8c r4:85775c00 [ 1350.849463][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.849538][ T32] r7:dddced40 r6:83018000 r5:85775f8c r4:855ee480 [ 1350.849594][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.849653][ T32] r10:61c88647 r9:844be000 r8:855ee4ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.849677][ T32] r4:855ee480 [ 1350.849708][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.849763][ T32] r10:00000000 r9:855ee480 r8:8027ecf4 r7:ec915e60 r6:855ee500 r5:844be000 [ 1350.849788][ T32] r4:00000001 [ 1350.849839][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.854585][ T32] Exception stack(0xecae1fb0 to 0xecae1ff8) [ 1350.854672][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.854708][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.854739][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.854774][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.854799][ T32] r4:85831200 [ 1350.855249][ T32] INFO: task kworker/0:412:6078 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1350.855322][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.855428][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.855509][ T32] Call trace: [ 1350.855569][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1350.855628][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1350.855653][ T32] r4:00000000 [ 1350.855695][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.855763][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1350.855800][ T32] 1d20: cf9a9000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1350.855832][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1350.855879][ T32] 1d60: 80070013 ffffffff [ 1350.855908][ T32] r5:80070013 r4:80239bb0 [ 1350.855930][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.856011][ T32] r4:82ac11e4 [ 1350.856037][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.856117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1350.856145][ T32] r4:e0451dc0 [ 1350.856175][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.856227][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1350.856260][ T32] r4:00000000 [ 1350.856293][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.856345][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1350.856379][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.856428][ T32] r5:00001000 r4:ee619000 [ 1350.856450][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.856493][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.856537][ T32] r5:8495ab8c r4:8495a800 [ 1350.856558][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.856605][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1350.856627][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.856677][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.856723][ T32] r4:847a6c80 [ 1350.856747][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.856819][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1350.856866][ T32] r4:00000001 [ 1350.856911][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.856962][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1350.856993][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.857046][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.857114][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.857151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.857175][ T32] r4:84789140 [ 1350.857206][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.857240][ T32] INFO: task kworker/0:413:6079 blocked for more than 477 seconds. [ 1350.857275][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.857301][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.857323][ T32] task:kworker/0:413 state:D stack:0 pid:6079 tgid:6079 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.857391][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.857436][ T32] Call trace: [ 1350.857487][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1350.857558][ T32] r10:829189c0 r9:ecaedd84 r8:00000002 r7:60000113 r6:ecaedd8c r5:857f9800 [ 1350.857606][ T32] r4:857f9800 [ 1350.857630][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1350.857697][ T32] r5:857f9800 r4:829189bc [ 1350.857743][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.857789][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.857840][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaede08 [ 1350.857864][ T32] r4:00000000 [ 1350.857884][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1350.857925][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.857996][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.858060][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85831680 [ 1350.858091][ T32] r4:00000000 [ 1350.858111][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.858158][ T32] r9:83018005 r8:857f9800 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 1350.858242][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.858303][ T32] r5:00001000 r4:eb9c9000 ** 1 printk messages dropped ** [ 1350.858403][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1350.858545][ T32] r7:dddced40 r6:83018000 r5:8577638c r4:855ee580 [ 1350.858577][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.858631][ T32] r10:61c88647 r9:857f9800 r8:855ee5ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.858655][ T32] r4:855ee580 [ 1350.858675][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.858732][ T32] r10:00000000 r9:855ee580 r8:8027ecf4 r7:ecae1e60 r6:85493180 r5:857f9800 [ 1350.858758][ T32] r4:00000001 [ 1350.858779][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.858815][ T32] Exception stack(0xecaedfb0 to 0xecaedff8) [ 1350.858844][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.858886][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.858928][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.858973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.858998][ T32] r4:85831340 [ 1350.859274][ T32] INFO: task kworker/0:413:6079 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1350.859338][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.859445][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.859491][ T32] Call trace: [ 1350.859522][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1350.859597][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1350.859626][ T32] r4:00000000 [ 1350.859668][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.859722][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1350.859757][ T32] 1d20: cf9a9000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1350.859789][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1350.859815][ T32] 1d60: 80070013 ffffffff [ 1350.859840][ T32] r5:80070013 r4:80239bb0 [ 1350.876757][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.876912][ T32] r4:82ac11e4 [ 1350.876983][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.877052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1350.877088][ T32] r4:e0451dc0 [ 1350.877111][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.877163][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 ** 7 printk messages dropped ** [ 1350.877583][ T32] r5:8495ab8c r4:8495a800 [ 1350.877628][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.877681][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1350.877704][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.877754][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.877778][ T32] r4:847a6c80 [ 1350.877798][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.877849][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1350.877872][ T32] r4:00000001 [ 1350.877892][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.877931][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1350.877988][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.878023][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.878062][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.878103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.878128][ T32] r4:84789140 [ 1350.878153][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.878254][ T32] INFO: task kworker/0:414:6081 blocked for more than 477 seconds. [ 1350.878307][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.878362][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.878389][ T32] task:kworker/0:414 state:D stack:0 pid:6081 tgid:6081 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.878469][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.878540][ T32] Call trace: [ 1350.878576][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1350.878632][ T32] r10:829189c0 r9:ecaf5d84 r8:00000002 r7:60000113 r6:ecaf5d8c r5:857f8c00 [ 1350.878676][ T32] r4:857f8c00 [ 1350.878703][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1350.878770][ T32] r5:857f8c00 r4:829189bc [ 1350.878797][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.878841][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.878893][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaf5e08 [ 1350.878939][ T32] r4:00000000 [ 1350.878994][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1350.879040][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.879158][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.879242][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85831740 [ 1350.879316][ T32] r4:00000000 [ 1350.879359][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.879430][ T32] r9:83018005 r8:857f8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1350.879453][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.879498][ T32] r5:00001000 r4:ebaab000 [ 1350.879550][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.879608][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.879655][ T32] r5:8577678c r4:85776400 [ 1350.879676][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.879721][ T32] r7:dddced40 r6:83018000 r5:8577678c r4:855ee600 [ 1350.879742][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.879816][ T32] r10:61c88647 r9:857f8c00 r8:855ee62c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.879884][ T32] r4:855ee600 [ 1350.890404][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.890504][ T32] r10:00000000 r9:855ee600 r8:8027ecf4 r7:ecaede60 r6:85493200 r5:857f8c00 [ 1350.890533][ T32] r4:00000001 [ 1350.890556][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.890599][ T32] Exception stack(0xecaf5fb0 to 0xecaf5ff8) [ 1350.890634][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1350.890699][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1350.891572][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 ** 11 printk messages dropped ** [ 1350.892074][ T32] r4:e0451dc0 [ 1350.892102][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.892154][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1350.892178][ T32] r4:00000000 [ 1350.892199][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.892269][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1350.892312][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.892385][ T32] r5:00001000 r4:ee619000 [ 1350.892410][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.892454][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.892498][ T32] r5:8495ab8c r4:8495a800 [ 1350.892519][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.892602][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1350.892649][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.892704][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.892738][ T32] r4:847a6c80 [ 1350.892785][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.892841][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1350.892889][ T32] r4:00000001 [ 1350.892914][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1350.893177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1350.893735][ T32] r10:829189c0 r9:ecaf9d84 r8:00000002 r7:60000013 r6:ecaf9d8c r5:857fa400 ** 3 printk messages dropped ** [ 1350.893877][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1350.894027][ T32] r4:00000000 [ 1350.894051][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1350.894101][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.894140][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.894221][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85831f40 [ 1350.894248][ T32] r4:00000000 [ 1350.894271][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.894352][ T32] r9:83018005 r8:857fa400 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 [ 1350.894400][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.894470][ T32] r5:00001000 r4:ec621000 [ 1350.894507][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.894586][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.894647][ T32] r5:85777f8c r4:85777c00 [ 1350.894671][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1350.894937][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1350.895589][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1350.896582][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 ** 12 printk messages dropped ** [ 1350.897166][ T32] r4:847a6c80 ** 7 printk messages dropped ** [ 1350.897409][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 14 printk messages dropped ** [ 1350.898043][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 13 printk messages dropped ** [ 1350.898808][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.898851][ T32] r5:85776b8c r4:85776800 [ 1350.898873][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.898918][ T32] r7:dddced40 r6:83018000 r5:85776b8c r4:855ee700 [ 1350.898956][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.899010][ T32] r10:61c88647 r9:857fbc00 r8:855ee72c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.899034][ T32] r4:855ee700 [ 1350.899079][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.899154][ T32] r10:00000000 r9:855ee700 r8:8027ecf4 r7:ecaf9e60 r6:85493300 r5:857fbc00 [ 1350.899228][ T32] r4:00000001 [ 1350.899263][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.899306][ T32] Exception stack(0xecb01fb0 to 0xecb01ff8) [ 1350.899340][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.899371][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.899400][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.899436][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.899460][ T32] r4:85831580 [ 1350.899699][ T32] INFO: task kworker/0:416:6084 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1350.899753][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.899841][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.918657][ T32] Call trace: [ 1350.918712][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1350.918790][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1350.918816][ T32] r4:00000000 [ 1350.918839][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.918883][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1350.918919][ T32] 1d20: d03eb000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 ** 3 printk messages dropped ** [ 1350.919129][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 15 printk messages dropped ** [ 1350.919798][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1350.919837][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.925125][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.925167][ T32] r4:847a6c80 [ 1350.925192][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1350.925279][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1350.925344][ T32] r4:00000001 [ 1350.925368][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.925431][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1350.925487][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.925522][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.925560][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.925618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 9 printk messages dropped ** [ 1350.926115][ T32] r10:829189c0 r9:ecb09d84 r8:00000002 r7:60000013 r6:ecb09d8c r5:857fb000 ** 5 printk messages dropped ** [ 1350.926399][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb09e08 ** 3 printk messages dropped ** [ 1350.926629][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.926680][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85831a00 [ 1350.926748][ T32] r4:00000000 [ 1350.926839][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.926892][ T32] r9:83018005 r8:857fb000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 1350.926952][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.927045][ T32] r5:00001000 r4:ebb11000 [ 1350.927076][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.927121][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.927163][ T32] r5:85776f8c r4:85776c00 [ 1350.927184][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.927252][ T32] r7:dddced40 r6:83018000 r5:85776f8c r4:855ee780 [ 1350.927286][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1350.927360][ T32] r10:61c88647 r9:857fb000 r8:855ee7ac r7:82804d40 r6:dddced40 r5:dddced60 ** 2 printk messages dropped ** [ 1350.927505][ T32] r10:00000000 r9:855ee780 r8:8027ecf4 r7:ecaf9e60 r6:85493380 r5:857fb000 ** 10 printk messages dropped ** [ 1350.928427][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1350.929237][ T32] r4:e0451dc0 ** 6 printk messages dropped ** [ 1350.929678][ T32] r5:00001000 r4:ee619000 ** 7 printk messages dropped ** [ 1350.943551][ T32] r4:847a6c80 ** 6 printk messages dropped ** [ 1350.943883][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1350.944264][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.944287][ T32] task:kworker/0:418 state:D stack:0 pid:6088 tgid:6088 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.944344][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.944476][ T32] Call trace: [ 1350.944556][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1350.944616][ T32] r10:829189c0 r9:ecb11d84 r8:00000002 r7:60000113 r6:ecb11d8c r5:857f8000 [ 1350.944641][ T32] r4:857f8000 [ 1350.944683][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1350.944753][ T32] r5:857f8000 r4:829189bc [ 1350.944777][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.944821][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.944896][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb11e08 [ 1350.944924][ T32] r4:00000000 [ 1350.944954][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1350.944996][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.945060][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.945189][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85831b80 [ 1350.945216][ T32] r4:00000000 [ 1350.945238][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.945316][ T32] r9:83018005 r8:857f8000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 ** 4 printk messages dropped ** [ 1350.945546][ T32] r5:8577738c r4:85777000 ** 9 printk messages dropped ** [ 1350.946114][ T32] Exception stack(0xecb11fb0 to 0xecb11ff8) [ 1350.946145][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.946224][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.946261][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.946312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1350.946370][ T32] r4:85831800 [ 1350.946751][ T32] INFO: task kworker/0:418:6088 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1350.946789][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1350.947875][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.948227][ T32] r5:8495ab8c r4:8495a800 ** 6 printk messages dropped ** [ 1350.948677][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 ** 10 printk messages dropped ** [ 1350.949043][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.949090][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.949141][ T32] task:kworker/0:419 state:D stack:0 pid:6090 tgid:6090 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.949193][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.949233][ T32] Call trace: [ 1350.949289][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1350.949464][ T32] r10:829189c0 r9:ecb19d84 r8:00000002 r7:60000113 r6:ecb19d8c r5:857fe000 [ 1350.949513][ T32] r4:857fe000 [ 1350.949547][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1350.949622][ T32] r5:857fe000 r4:829189bc [ 1350.949655][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.949748][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.949832][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb19e08 [ 1350.949905][ T32] r4:00000000 [ 1350.974470][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1350.975268][ T32] r5:00001000 r4:ebc63000 ** 9 printk messages dropped ** [ 1350.976099][ T32] r10:00000000 r9:855ee880 r8:8027ecf4 r7:ecaf9e60 r6:85493480 r5:857fe000 ** 10 printk messages dropped ** [ 1350.977474][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1350.978200][ T32] 1d60: 80070013 ffffffff ** 6 printk messages dropped ** [ 1350.978763][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1350.978884][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1350.978952][ T32] r4:00000000 [ 1350.979012][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1350.979131][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1350.979215][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1350.979309][ T32] r5:00001000 r4:ee619000 [ 1350.979356][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1350.979446][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.979532][ T32] r5:8495ab8c r4:8495a800 [ 1350.979573][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1350.979984][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1351.000731][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.000924][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.000993][ T32] r4:847a6c80 [ 1351.001038][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.001150][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1351.001210][ T32] r4:00000001 [ 1351.001253][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.001334][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1351.001399][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.001465][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.001524][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.001613][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.001692][ T32] r4:84789140 [ 1351.001758][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.001864][ T32] INFO: task kworker/0:420:6092 blocked for more than 477 seconds. [ 1351.002012][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.002120][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.002193][ T32] task:kworker/0:420 state:D stack:0 pid:6092 tgid:6092 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.002338][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.002475][ T32] Call trace: [ 1351.002601][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1351.002734][ T32] r10:829189c0 r9:ecb21d84 r8:00000002 r7:60000113 r6:ecb21d8c r5:857fec00 [ 1351.002798][ T32] r4:857fec00 [ 1351.002852][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1351.002955][ T32] r5:857fec00 r4:829189bc [ 1351.003016][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.003114][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.003235][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb21e08 [ 1351.003315][ T32] r4:00000000 [ 1351.003372][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1351.003537][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.003673][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.003847][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85831dc0 [ 1351.003916][ T32] r4:00000000 [ 1351.003982][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.004089][ T32] r9:83018005 r8:857fec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 [ 1351.004139][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.004226][ T32] r5:00001000 r4:ec5f7000 [ 1351.004309][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1351.004642][ T32] r7:dddced40 r6:83018000 r5:85777b8c r4:855ee900 ** 9 printk messages dropped ** [ 1351.005307][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1351.006666][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1351.007652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 ** 7 printk messages dropped ** [ 1351.008218][ T32] r5:00001000 r4:ee619000 ** 2 printk messages dropped ** [ 1351.008438][ T32] r5:8495ab8c r4:8495a800 [ 1351.008517][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.008650][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1351.008979][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.009103][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.009155][ T32] r4:847a6c80 [ 1351.009199][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.009419][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1351.009514][ T32] r4:00000001 [ 1351.009566][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.009651][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1351.009712][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.009776][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.009828][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.030518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.030657][ T32] r4:84789140 [ 1351.030716][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.030777][ T32] INFO: task kworker/0:421:6095 blocked for more than 477 seconds. [ 1351.030847][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.030901][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.030945][ T32] task:kworker/0:421 state:D stack:0 pid:6095 tgid:6095 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.031064][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.031186][ T32] Call trace: [ 1351.031302][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1351.031425][ T32] r10:829189c0 r9:ecb29d84 r8:00000002 r7:60000013 r6:ecb29d8c r5:857fc800 [ 1351.031497][ T32] r4:857fc800 [ 1351.031549][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1351.031646][ T32] r5:857fc800 r4:829189bc [ 1351.031720][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.031822][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.031927][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb29e08 [ 1351.031977][ T32] r4:00000000 [ 1351.032050][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1351.032192][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.032302][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.032415][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8584c0c0 [ 1351.032477][ T32] r4:00000000 [ 1351.032534][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.032636][ T32] r9:83018005 r8:857fc800 r7:00000000 r6:83018000 r5:00001000 r4:7f0c1000 [ 1351.032688][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.032786][ T32] r5:00001000 r4:ec6f9000 [ 1351.032858][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1351.033401][ T32] r10:61c88647 r9:857fc800 r8:855ee9ac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1351.034133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 5 printk messages dropped ** [ 1351.035375][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1351.036422][ T32] r4:e0451dc0 ** 2 printk messages dropped ** [ 1351.036639][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1351.037195][ T32] r5:8495ab8c r4:8495a800 ** 4 printk messages dropped ** [ 1351.037599][ T32] r4:847a6c80 ** 4 printk messages dropped ** [ 1351.037969][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) ** 6 printk messages dropped ** [ 1351.038568][ T32] INFO: task kworker/0:422:6096 blocked for more than 477 seconds. ** 6 printk messages dropped ** [ 1351.039314][ T32] r10:829189c0 r9:ecb2dd84 r8:00000002 r7:60000113 r6:ecb2dd8c r5:857fd400 ** 5 printk messages dropped ** [ 1351.039768][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb2de08 ** 7 printk messages dropped ** [ 1351.067059][ T32] r9:83018005 r8:857fd400 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 ** 8 printk messages dropped ** [ 1351.067695][ T32] r10:61c88647 r9:857fd400 r8:855eea2c r7:82804d40 r6:dddced40 r5:dddced60 ** 3 printk messages dropped ** [ 1351.067960][ T32] r4:00000001 [ 1351.067988][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.068031][ T32] Exception stack(0xecb2dfb0 to 0xecb2dff8) [ 1351.068067][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.068107][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.068140][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.068175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.068200][ T32] r4:85831d40 [ 1351.068639][ T32] INFO: task kworker/0:422:6096 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1351.068702][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.068799][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.068878][ T32] Call trace: [ 1351.068968][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1351.069031][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1351.069069][ T32] r4:00000000 [ 1351.069125][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.069280][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1351.069318][ T32] 1d20: d173c000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1351.069356][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1351.069391][ T32] 1d60: 80070013 ffffffff [ 1351.069422][ T32] r5:80070013 r4:80239bb0 [ 1351.069445][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.069509][ T32] r4:82ac11e4 [ 1351.069534][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.069621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1351.069666][ T32] r4:e0451dc0 [ 1351.069689][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.069741][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1351.069818][ T32] r4:00000000 [ 1351.069844][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.078383][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1351.078427][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.078507][ T32] r5:00001000 r4:ee619000 [ 1351.078534][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.078580][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.078629][ T32] r5:8495ab8c r4:8495a800 [ 1351.078774][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.078830][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1351.078879][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.078989][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.079077][ T32] r4:847a6c80 [ 1351.079165][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.079223][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1351.079281][ T32] r4:00000001 [ 1351.079314][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.079417][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1351.079456][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.079530][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.079594][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.079632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.079657][ T32] r4:84789140 [ 1351.079682][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.079786][ T32] INFO: task kworker/0:423:6099 blocked for more than 477 seconds. [ 1351.079837][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.079869][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.080767][ T32] task:kworker/0:423 state:D stack:0 pid:6099 tgid:6099 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.080890][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.080948][ T32] Call trace: [ 1351.080983][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1351.081042][ T32] r10:829189c0 r9:ecb31d84 r8:00000002 r7:60000113 r6:ecb31d8c r5:8574a400 ** 3 printk messages dropped ** [ 1351.081214][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1351.082012][ T32] r5:00001000 r4:ec6d3000 [ 1351.082039][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.082188][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.082282][ T32] r5:8585c78c r4:8585c400 [ 1351.082365][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.082421][ T32] r7:dddced40 r6:83018000 r5:8585c78c r4:855eea80 [ 1351.082499][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.082558][ T32] r10:61c88647 r9:8574a400 r8:855eeaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.082583][ T32] r4:855eea80 [ 1351.082657][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.082715][ T32] r10:00000000 r9:855eea80 r8:8027ecf4 r7:ecb29e60 r6:85493680 r5:8574a400 ** 9 printk messages dropped ** [ 1351.083883][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 21 printk messages dropped ** [ 1351.085436][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 14 printk messages dropped ** [ 1351.086841][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1351.087246][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.087292][ T32] Call trace: [ 1351.087324][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1351.087413][ T32] r10:829189c0 r9:ecb35d84 r8:00000002 r7:60000013 r6:ecb35d8c r5:85800000 [ 1351.087446][ T32] r4:85800000 [ 1351.087487][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1351.087538][ T32] r5:85800000 r4:829189bc [ 1351.087566][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.087610][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.087663][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb35e08 [ 1351.087689][ T32] r4:00000000 [ 1351.087710][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1351.087782][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.087833][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.087894][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8584c5c0 [ 1351.087921][ T32] r4:00000000 [ 1351.087942][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.088004][ T32] r9:83018005 r8:85800000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c9000 [ 1351.088031][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.088077][ T32] r5:00001000 r4:ec815000 [ 1351.088103][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.088146][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.088191][ T32] r5:8585d78c r4:8585d400 [ 1351.088211][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.088256][ T32] r7:dddced40 r6:83018000 r5:8585d78c r4:855eeb00 [ 1351.088277][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.088328][ T32] r10:61c88647 r9:85800000 r8:855eeb2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.088353][ T32] r4:855eeb00 [ 1351.088374][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.088423][ T32] r10:00000000 r9:855eeb00 r8:8027ecf4 r7:ecb29e60 r6:85493700 r5:85800000 [ 1351.088448][ T32] r4:00000001 [ 1351.088467][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.088504][ T32] Exception stack(0xecb35fb0 to 0xecb35ff8) [ 1351.088534][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.088565][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1351.089025][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1351.089347][ T32] 1d20: d173c000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 ** 7 printk messages dropped ** [ 1351.089597][ T32] r4:e0451dc0 ** 2 printk messages dropped ** [ 1351.089720][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1351.108987][ T32] r5:8495ab8c r4:8495a800 ** 4 printk messages dropped ** [ 1351.109169][ T32] r4:847a6c80 ** 4 printk messages dropped ** [ 1351.109355][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) ** 7 printk messages dropped ** [ 1351.109785][ T32] Not tainted 6.15.0-syzkaller #0 ** 3 printk messages dropped ** [ 1351.125679][ T32] Call trace: ** 5 printk messages dropped ** [ 1351.125978][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.126027][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.126097][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb39e08 [ 1351.126148][ T32] r4:00000000 [ 1351.126199][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1351.126254][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.126299][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.126346][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8584c340 [ 1351.126439][ T32] r4:00000000 [ 1351.126464][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.126516][ T32] r9:83018005 r8:85800c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c5000 [ 1351.126538][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.126607][ T32] r5:00001000 r4:ec77b000 [ 1351.126654][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.126723][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.126770][ T32] r5:8585cf8c r4:8585cc00 [ 1351.126792][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.126863][ T32] r7:dddced40 r6:83018000 r5:8585cf8c r4:855eeb80 [ 1351.126890][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.126979][ T32] r10:61c88647 r9:85800c00 r8:855eebac r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.127007][ T32] r4:855eeb80 [ 1351.127028][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.127089][ T32] r10:00000000 r9:855eeb80 r8:8027ecf4 r7:ecb35e60 r6:85493780 r5:85800c00 [ 1351.127113][ T32] r4:00000001 [ 1351.127134][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.127173][ T32] Exception stack(0xecb39fb0 to 0xecb39ff8) [ 1351.127203][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.127235][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.127317][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.127354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.127378][ T32] r4:8584c240 [ 1351.127786][ T32] INFO: task kworker/0:425:6102 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1351.127868][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.127991][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.128098][ T32] Call trace: [ 1351.128180][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1351.128235][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1351.128260][ T32] r4:00000000 [ 1351.128303][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.128360][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1351.128428][ T32] 1d20: d203e000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1351.128463][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1351.128489][ T32] 1d60: 80070013 ffffffff [ 1351.128536][ T32] r5:80070013 r4:80239bb0 [ 1351.128582][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.128644][ T32] r4:82ac11e4 [ 1351.128669][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.128717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1351.128770][ T32] r4:e0451dc0 [ 1351.128825][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.128913][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1351.128963][ T32] r4:00000000 [ 1351.129004][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.129059][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1351.129146][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.129234][ T32] r5:00001000 r4:ee619000 [ 1351.129272][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1351.129596][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1351.141619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 7 printk messages dropped ** [ 1351.142988][ T32] Call trace: ** 5 printk messages dropped ** [ 1351.143350][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1351.143894][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1351.144380][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1351.144930][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1351.145146][ T32] r10:61c88647 r9:85801800 r8:855eec2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.145172][ T32] r4:855eec00 [ 1351.145195][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.145251][ T32] r10:00000000 r9:855eec00 r8:8027ecf4 r7:ecb35e60 r6:85493800 r5:85801800 [ 1351.145280][ T32] r4:00000001 [ 1351.145307][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.145364][ T32] Exception stack(0xecb3dfb0 to 0xecb3dff8) [ 1351.145505][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.145544][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.145602][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.145651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.145685][ T32] r4:8584c380 [ 1351.146113][ T32] INFO: task kworker/0:426:6105 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1351.146154][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.146254][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.146495][ T32] Call trace: [ 1351.146534][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1351.146595][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1351.146624][ T32] r4:00000000 [ 1351.146653][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.146699][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1351.146737][ T32] 1d20: d203e000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1351.146774][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1351.146831][ T32] 1d60: 80070013 ffffffff [ 1351.146888][ T32] r5:80070013 r4:80239bb0 [ 1351.147003][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.147055][ T32] r4:82ac11e4 [ 1351.147103][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.147162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1351.147217][ T32] r4:e0451dc0 [ 1351.147269][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.147326][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1351.147442][ T32] r4:00000000 [ 1351.147469][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.147523][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1351.147913][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.147964][ T32] r5:00001000 r4:ee619000 [ 1351.147987][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.148033][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.148217][ T32] r5:8495ab8c r4:8495a800 [ 1351.148250][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.148331][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1351.148361][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.148418][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.148534][ T32] r4:847a6c80 [ 1351.148560][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.148617][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1351.148643][ T32] r4:00000001 [ 1351.148667][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.148710][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1351.148767][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.148808][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.148867][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.148949][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.149106][ T32] r4:84789140 [ 1351.149133][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.149164][ T32] INFO: task kworker/0:427:6107 blocked for more than 477 seconds. [ 1351.149198][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.149268][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.149296][ T32] task:kworker/0:427 state:D stack:0 pid:6107 tgid:6107 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.149393][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.149490][ T32] Call trace: ** 4 printk messages dropped ** [ 1351.149949][ T32] r5:85802400 r4:829189bc [ 1351.179703][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1351.180504][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1351.180648][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1351.181013][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1351.181536][ T32] r10:00000000 r9:855eec80 r8:8027ecf4 r7:ecb35e60 r6:85493880 r5:85802400 ** 5 printk messages dropped ** [ 1351.181734][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.181769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.181795][ T32] r4:8584c280 [ 1351.182326][ T32] INFO: task kworker/0:427:6107 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1351.182390][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.182501][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.182549][ T32] Call trace: [ 1351.182658][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1351.182743][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1351.182773][ T32] r4:00000000 [ 1351.182795][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.182836][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1351.182869][ T32] 1d20: d2422000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1351.182901][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1351.182955][ T32] 1d60: 80070013 ffffffff [ 1351.183044][ T32] r5:80070013 r4:80239bb0 [ 1351.183070][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.183154][ T32] r4:82ac11e4 [ 1351.183182][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.183235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1351.183261][ T32] r4:e0451dc0 [ 1351.183282][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.183332][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1351.183413][ T32] r4:00000000 [ 1351.183460][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.183540][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1351.183568][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.183651][ T32] r5:00001000 r4:ee619000 [ 1351.183868][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1351.184430][ T32] r4:847a6c80 ** 4 printk messages dropped ** [ 1351.184586][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) ** 7 printk messages dropped ** [ 1351.185184][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1351.186210][ T32] r4:85804800 ** 2 printk messages dropped ** [ 1351.186385][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1351.186812][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1351.187198][ T32] r5:8585df8c r4:8585dc00 ** 6 printk messages dropped ** [ 1351.187512][ T32] r10:00000000 r9:855eed00 r8:8027ecf4 r7:ecb41e60 r6:85493900 r5:85804800 ** 5 printk messages dropped ** [ 1351.187901][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.187935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.187958][ T32] r4:8584c580 [ 1351.188206][ T32] INFO: task kworker/0:428:6110 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1351.188308][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.188458][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.188562][ T32] Call trace: [ 1351.188626][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1351.188685][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1351.188736][ T32] r4:00000000 [ 1351.188761][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.188805][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1351.188844][ T32] 1d20: d2422000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1351.188878][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1351.188934][ T32] 1d60: 80070013 ffffffff [ 1351.188966][ T32] r5:80070013 r4:80239bb0 [ 1351.188988][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.189033][ T32] r4:82ac11e4 [ 1351.189054][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.189110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1351.189135][ T32] r4:e0451dc0 [ 1351.189177][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.189256][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1351.189284][ T32] r4:00000000 [ 1351.189334][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.189446][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1351.189475][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.189522][ T32] r5:00001000 r4:ee619000 [ 1351.189561][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.189609][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.189678][ T32] r5:8495ab8c r4:8495a800 [ 1351.189728][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.189797][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1351.189823][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.208973][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.209099][ T32] r4:847a6c80 [ 1351.209131][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.209202][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1351.209282][ T32] r4:00000001 [ 1351.209336][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.209473][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1351.209515][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.209554][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.209586][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.209620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.209644][ T32] r4:84789140 [ 1351.209669][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.209701][ T32] INFO: task kworker/0:429:6111 blocked for more than 477 seconds. [ 1351.209761][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.209793][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.209979][ T32] task:kworker/0:429 state:D stack:0 pid:6111 tgid:6111 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1351.210667][ T32] r10:829189c0 r9:ecb51d84 r8:00000002 r7:60000113 r6:ecb51d8c r5:85805400 ** 3 printk messages dropped ** [ 1351.210810][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 3 printk messages dropped ** [ 1351.211044][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1351.211637][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1351.212051][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1351.212275][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1351.213099][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1351.213347][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 9 printk messages dropped ** [ 1351.213926][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1351.214530][ T32] r4:847a6c80 ** 4 printk messages dropped ** [ 1351.214685][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) ** 6 printk messages dropped ** [ 1351.215266][ T32] INFO: task kworker/0:430:6114 blocked for more than 477 seconds. ** 4 printk messages dropped ** [ 1351.215703][ T32] Call trace: ** 5 printk messages dropped ** [ 1351.216041][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1351.216318][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1351.216709][ T32] r9:83018005 r8:85803c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0df000 [ 1351.216735][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.216851][ T32] r5:00001000 r4:ec923000 [ 1351.216875][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.216970][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.217078][ T32] r5:8585f78c r4:8585f400 [ 1351.217112][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.217161][ T32] r7:dddced40 r6:83018000 r5:8585f78c r4:855eee00 [ 1351.217200][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.217269][ T32] r10:61c88647 r9:85803c00 r8:855eee2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.217303][ T32] r4:855eee00 [ 1351.217324][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.217401][ T32] r10:00000000 r9:855eee00 r8:8027ecf4 r7:ecb51e60 r6:85493a00 r5:85803c00 [ 1351.217443][ T32] r4:00000001 [ 1351.217468][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.217507][ T32] Exception stack(0xecb5dfb0 to 0xecb5dff8) [ 1351.217537][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.217569][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.217598][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.217631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.217656][ T32] r4:8584c840 [ 1351.217893][ T32] INFO: task kworker/0:430:6114 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1351.217929][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.218015][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.218125][ T32] Call trace: [ 1351.218157][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1351.218283][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1351.218313][ T32] r4:00000000 [ 1351.218335][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.218402][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1351.218468][ T32] 1d20: d26cc000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1351.218503][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1351.218528][ T32] 1d60: 80070013 ffffffff [ 1351.218554][ T32] r5:80070013 r4:80239bb0 [ 1351.218576][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.218680][ T32] r4:82ac11e4 [ 1351.218707][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.219446][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1351.219481][ T32] r4:e0451dc0 [ 1351.219507][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.219557][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1351.219773][ T32] r4:00000000 [ 1351.219950][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.256514][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1351.256611][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.256688][ T32] r5:00001000 r4:ee619000 [ 1351.256712][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.256757][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.256801][ T32] r5:8495ab8c r4:8495a800 [ 1351.256822][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.256873][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1351.256996][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.257054][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 2 printk messages dropped ** [ 1351.257217][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 ** 10 printk messages dropped ** [ 1351.257874][ T32] Not tainted 6.15.0-syzkaller #0 ** 9 printk messages dropped ** [ 1351.258410][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.258885][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1351.259279][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1351.259676][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1351.268302][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1351.268490][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1351.269547][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.269664][ T32] Call trace: [ 1351.269761][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1351.269858][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1351.270096][ T32] r4:00000000 [ 1351.270210][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.280912][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1351.281000][ T32] 1d20: d2d04000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1351.281088][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1351.281137][ T32] 1d60: 80070013 ffffffff [ 1351.281173][ T32] r5:80070013 r4:80239bb0 [ 1351.281256][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.281323][ T32] r4:82ac11e4 [ 1351.281352][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.281404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1351.281430][ T32] r4:e0451dc0 [ 1351.281465][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.281521][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1351.281624][ T32] r4:00000000 [ 1351.281650][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.281728][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1351.281836][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.281929][ T32] r5:00001000 r4:ee619000 [ 1351.281963][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.282010][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.282088][ T32] r5:8495ab8c r4:8495a800 [ 1351.282330][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.282434][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1351.282491][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.282566][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.282599][ T32] r4:847a6c80 [ 1351.282650][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.282723][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1351.282756][ T32] r4:00000001 [ 1351.282804][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.282859][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1351.282900][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.282943][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.282984][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.283029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.283061][ T32] r4:84789140 [ 1351.283132][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.283176][ T32] INFO: task kworker/0:432:6117 blocked for more than 477 seconds. [ 1351.283221][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.283256][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.283286][ T32] task:kworker/0:432 state:D stack:0 pid:6117 tgid:6117 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.283395][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.283518][ T32] Call trace: [ 1351.283562][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1351.283667][ T32] r10:829189c0 r9:ecb1dd84 r8:00000002 r7:60000113 r6:ecb1dd8c r5:857e0000 [ 1351.283697][ T32] r4:857e0000 [ 1351.283743][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1351.283824][ T32] r5:857e0000 r4:829189bc [ 1351.283849][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.283926][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.284006][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb1de08 [ 1351.284032][ T32] r4:00000000 [ 1351.284068][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1351.284153][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.284220][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.284276][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8584cc00 [ 1351.284340][ T32] r4:00000000 [ 1351.284397][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1351.284678][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.284726][ T32] r5:8585eb8c r4:8585e800 [ 1351.284748][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.284807][ T32] r7:dddced40 r6:83018000 r5:8585eb8c r4:855eef00 [ 1351.284831][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.284919][ T32] r10:61c88647 r9:857e0000 r8:855eef2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.284964][ T32] r4:855eef00 [ 1351.285002][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.285099][ T32] r10:00000000 r9:855eef00 r8:8027ecf4 r7:ecb5de60 r6:855eef80 r5:857e0000 [ 1351.285130][ T32] r4:00000001 [ 1351.285169][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.285345][ T32] Exception stack(0xecb1dfb0 to 0xecb1dff8) [ 1351.285446][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.285536][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.285570][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.285604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.285628][ T32] r4:8584c900 [ 1351.286111][ T32] INFO: task kworker/0:432:6117 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1351.286157][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.286274][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.286375][ T32] Call trace: [ 1351.286412][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1351.286489][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 ** 2 printk messages dropped ** [ 1351.286606][ T32] Exception stack(0xe0451d20 to 0xe0451d68) ** 7 printk messages dropped ** [ 1351.286948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 ** 7 printk messages dropped ** [ 1351.287293][ T32] r5:00001000 r4:ee619000 [ 1351.287317][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.287362][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.287405][ T32] r5:8495ab8c r4:8495a800 [ 1351.287425][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.287473][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1351.287494][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.287543][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.287567][ T32] r4:847a6c80 [ 1351.287586][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.287657][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1351.287684][ T32] r4:00000001 [ 1351.287727][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.287768][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1351.287797][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.287854][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.287928][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.287975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.288001][ T32] r4:84789140 [ 1351.288023][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.288107][ T32] INFO: task kworker/0:433:6119 blocked for more than 477 seconds. [ 1351.288152][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.288180][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.288227][ T32] task:kworker/0:433 state:D stack:0 pid:6119 tgid:6119 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1351.288608][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1351.288784][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1351.289011][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1351.289453][ T32] r5:8585ef8c r4:8585ec00 ** 4 printk messages dropped ** [ 1351.289614][ T32] r4:85856000 [ 1351.289738][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.289792][ T32] r10:00000000 r9:85856000 r8:8027ecf4 r7:ecb5de60 r6:85856080 r5:857e1800 [ 1351.289859][ T32] r4:00000001 [ 1351.289883][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.308045][ T32] Exception stack(0xecb59fb0 to 0xecb59ff8) [ 1351.308175][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.308216][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.308269][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.308309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.308335][ T32] r4:8584cb80 [ 1351.308773][ T32] INFO: task kworker/0:433:6119 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1351.308843][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.308927][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.308986][ T32] Call trace: [ 1351.309069][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1351.309164][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 ** 3 printk messages dropped ** [ 1351.309320][ T32] 1d20: d32fc000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 ** 8 printk messages dropped ** [ 1351.309776][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1351.323293][ T32] r5:8495ab8c r4:8495a800 ** 4 printk messages dropped ** [ 1351.323677][ T32] r4:847a6c80 ** 5 printk messages dropped ** [ 1351.323985][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.324376][ T32] task:kworker/0:434 state:D stack:0 pid:6121 tgid:6121 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1351.324865][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 3 printk messages dropped ** [ 1351.325117][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1351.325555][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1351.326026][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1351.326280][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1351.327119][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 ** 11 printk messages dropped ** [ 1351.327745][ T32] r4:e0451dc0 ** 2 printk messages dropped ** [ 1351.327901][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1351.328207][ T32] r5:8495ab8c r4:8495a800 ** 2 printk messages dropped ** [ 1351.328342][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.328434][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.328464][ T32] r4:847a6c80 [ 1351.328515][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.328605][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1351.328643][ T32] r4:00000001 [ 1351.328697][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.328789][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1351.329058][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.329269][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.329357][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.329461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.329522][ T32] r4:84789140 [ 1351.329572][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.329685][ T32] INFO: task kworker/0:435:6124 blocked for more than 477 seconds. [ 1351.330258][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.362406][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.362507][ T32] task:kworker/0:435 state:D stack:0 pid:6124 tgid:6124 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.362986][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.363152][ T32] Call trace: [ 1351.363404][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1351.363634][ T32] r10:829189c0 r9:ecb71d84 r8:00000002 r7:60000113 r6:ecb71d8c r5:857e3c00 [ 1351.363823][ T32] r4:857e3c00 [ 1351.363926][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1351.364795][ T32] r5:857e3c00 r4:829189bc [ 1351.365264][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.365343][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.365400][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb71e08 [ 1351.365426][ T32] r4:00000000 [ 1351.366077][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1351.366125][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.366359][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.366413][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85855140 [ 1351.366660][ T32] r4:00000000 [ 1351.366685][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.366738][ T32] r9:83018005 r8:857e3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0e1000 [ 1351.367342][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.367396][ T32] r5:00001000 r4:ec931000 [ 1351.367790][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.367928][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.368582][ T32] r5:8585fb8c r4:8585f800 [ 1351.368609][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.369382][ T32] r7:dddced40 r6:83018000 r5:8585fb8c r4:85856200 [ 1351.369454][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.369927][ T32] r10:61c88647 r9:857e3c00 r8:8585622c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.394636][ T32] r4:85856200 [ 1351.394838][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.395008][ T32] r10:00000000 r9:85856200 r8:8027ecf4 r7:ecb5de60 r6:85856280 r5:857e3c00 [ 1351.395070][ T32] r4:00000001 [ 1351.395131][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1351.396026][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1351.397079][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1351.398129][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 ** 9 printk messages dropped ** [ 1351.398949][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1351.399292][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1351.399571][ T32] r4:847a6c80 ** 2 printk messages dropped ** [ 1351.399890][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1351.426288][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1351.426455][ T32] INFO: task kworker/0:436:6126 blocked for more than 477 seconds. ** 6 printk messages dropped ** [ 1351.426747][ T32] r10:829189c0 r9:ecb75d84 r8:00000002 r7:60000013 r6:ecb75d8c r5:857e5400 ** 4 printk messages dropped ** [ 1351.426925][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1351.427222][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1351.427408][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1351.427749][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1351.427951][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1351.429029][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.429125][ T32] Call trace: [ 1351.429200][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1351.429309][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1351.429369][ T32] r4:00000000 [ 1351.429776][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.429829][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1351.429955][ T32] 1d20: d4198000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1351.444980][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1351.445051][ T32] 1d60: 80070013 ffffffff [ 1351.445233][ T32] r5:80070013 r4:80239bb0 [ 1351.445264][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.445332][ T32] r4:82ac11e4 [ 1351.445355][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.445683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1351.445715][ T32] r4:e0451dc0 [ 1351.445737][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.445786][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1351.445813][ T32] r4:00000000 [ 1351.446043][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.446107][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1351.446132][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.446218][ T32] r5:00001000 r4:ee619000 [ 1351.446245][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.446289][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.446355][ T32] r5:8495ab8c r4:8495a800 [ 1351.446380][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.446430][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1351.446498][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.446554][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.446580][ T32] r4:847a6c80 [ 1351.446600][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.447031][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1351.447095][ T32] r4:00000001 [ 1351.447121][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.447712][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1351.447746][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.447778][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.447808][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.447840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.447864][ T32] r4:84789140 [ 1351.448248][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.448286][ T32] INFO: task kworker/0:437:6128 blocked for more than 477 seconds. [ 1351.448323][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.448351][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.448374][ T32] task:kworker/0:437 state:D stack:0 pid:6128 tgid:6128 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.448875][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.448925][ T32] Call trace: [ 1351.449055][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1351.449121][ T32] r10:829189c0 r9:ecb79d84 r8:00000002 r7:60000113 r6:ecb79d8c r5:857e6000 [ 1351.449242][ T32] r4:857e6000 [ 1351.449281][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1351.449330][ T32] r5:857e6000 r4:829189bc [ 1351.449669][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1351.449880][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1351.471396][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1351.472283][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1351.473273][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.474566][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1351.476288][ T32] r4:e0451dc0 ** 2 printk messages dropped ** [ 1351.476627][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.477161][ T32] r5:00001000 r4:ee619000 ** 2 printk messages dropped ** [ 1351.477274][ T32] r5:8495ab8c r4:8495a800 ** 2 printk messages dropped ** [ 1351.477540][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1351.478381][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1351.478515][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1351.479371][ T32] INFO: task kworker/0:438:6129 blocked for more than 477 seconds. ** 3 printk messages dropped ** [ 1351.500507][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1351.501513][ T32] r5:857e6c00 r4:829189bc [ 1351.501538][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1351.502640][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85855600 [ 1351.502667][ T32] r4:00000000 [ 1351.502823][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.502882][ T32] r9:83018005 r8:857e6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0e5000 [ 1351.502908][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.502958][ T32] r5:00001000 r4:ec953000 [ 1351.502981][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.503028][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.503077][ T32] r5:8586038c r4:85860000 [ 1351.503100][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.503343][ T32] r7:dddced40 r6:83018000 r5:8586038c r4:85856500 [ 1351.503371][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.503467][ T32] r10:61c88647 r9:857e6c00 r8:8585652c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.503547][ T32] r4:85856500 [ 1351.503596][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.503700][ T32] r10:00000000 r9:85856500 r8:8027ecf4 r7:ecb79e60 r6:85856580 r5:857e6c00 [ 1351.503755][ T32] r4:00000001 [ 1351.503803][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.503885][ T32] Exception stack(0xecb7dfb0 to 0xecb7dff8) [ 1351.503967][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.504032][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.504156][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.504273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.504333][ T32] r4:85855480 [ 1351.505066][ T32] INFO: task kworker/0:438:6129 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1351.505157][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.505805][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.505906][ T32] Call trace: [ 1351.505979][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1351.506096][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1351.506158][ T32] r4:00000000 [ 1351.506268][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.506376][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1351.506501][ T32] 1d20: d4dd2000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1351.506589][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1351.506657][ T32] 1d60: 80070013 ffffffff [ 1351.506719][ T32] r5:80070013 r4:80239bb0 [ 1351.506767][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.506863][ T32] r4:82ac11e4 [ 1351.506910][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.507086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1351.507154][ T32] r4:e0451dc0 [ 1351.507205][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.507295][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1351.507321][ T32] r4:00000000 [ 1351.507648][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.507702][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1351.507726][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.507774][ T32] r5:00001000 r4:ee619000 [ 1351.507844][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.507946][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.508049][ T32] r5:8495ab8c r4:8495a800 [ 1351.508166][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.508339][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1351.508420][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.508540][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.508727][ T32] r4:847a6c80 [ 1351.508755][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.508811][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1351.508835][ T32] r4:00000001 [ 1351.508855][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.508893][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1351.508926][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.508959][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1351.509107][ T32] INFO: task kworker/0:439:6133 blocked for more than 477 seconds. ** 9 printk messages dropped ** [ 1351.541482][ T32] r5:857e2400 r4:829189bc [ 1351.541565][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1351.541924][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.542362][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85855bc0 ** 8 printk messages dropped ** [ 1351.543148][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1351.543995][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1351.545340][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1351.546291][ T32] 1d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1351.546800][ T32] r4:e0451dc0 ** 6 printk messages dropped ** [ 1351.547385][ T32] r5:00001000 r4:ee619000 ** 6 printk messages dropped ** [ 1351.548033][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1351.548742][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1351.548889][ T32] r4:84789140 [ 1351.548946][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.549038][ T32] INFO: task kworker/0:440:6134 blocked for more than 477 seconds. [ 1351.549131][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.549194][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.549269][ T32] task:kworker/0:440 state:D stack:0 pid:6134 tgid:6134 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.549392][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.549493][ T32] Call trace: [ 1351.549602][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1351.549720][ T32] r10:829189c0 r9:ec8e5d84 r8:00000002 r7:60000113 r6:ec8e5d8c r5:857e4800 [ 1351.549781][ T32] r4:857e4800 [ 1351.549846][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1351.578684][ T32] r5:857e4800 r4:829189bc [ 1351.578795][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.578938][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.579095][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8e5e08 [ 1351.579166][ T32] r4:00000000 [ 1351.579218][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1351.579346][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.579461][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.579591][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85855900 [ 1351.579676][ T32] r4:00000000 [ 1351.579739][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.579854][ T32] r9:83018005 r8:857e4800 r7:00000000 r6:83018000 r5:00001000 r4:7f0e9000 [ 1351.579913][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.585540][ T32] r5:00001000 r4:ec96f000 [ 1351.585634][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.585796][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.585921][ T32] r5:85860b8c r4:85860800 [ 1351.585990][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.586112][ T32] r7:dddced40 r6:83018000 r5:85860b8c r4:85856700 [ 1351.586211][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.586358][ T32] r10:61c88647 r9:857e4800 r8:8585672c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.586451][ T32] r4:85856700 [ 1351.586512][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.586629][ T32] r10:00000000 r9:85856700 r8:8027ecf4 r7:ecb6de60 r6:85856780 r5:857e4800 [ 1351.586692][ T32] r4:00000001 [ 1351.586747][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.586832][ T32] Exception stack(0xec8e5fb0 to 0xec8e5ff8) [ 1351.586906][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.586982][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.587051][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.587127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.587177][ T32] r4:85855680 [ 1351.587888][ T32] INFO: task kworker/0:440:6134 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1351.587984][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.588181][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.588305][ T32] Call trace: [ 1351.588418][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1351.588553][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1351.588621][ T32] r4:00000000 [ 1351.588677][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.588772][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1351.588859][ T32] 1d20: d52da000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1351.588936][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1351.589000][ T32] 1d60: 80070013 ffffffff [ 1351.589085][ T32] r5:80070013 r4:80239bb0 [ 1351.589148][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.589259][ T32] r4:82ac11e4 [ 1351.589314][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.589429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1351.589502][ T32] r4:e0451dc0 [ 1351.589558][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.589665][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1351.589752][ T32] r4:00000000 [ 1351.589816][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.610806][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1351.610912][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.611066][ T32] r5:00001000 r4:ee619000 [ 1351.611138][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.611236][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.611344][ T32] r5:8495ab8c r4:8495a800 [ 1351.611398][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.611508][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1351.611558][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.611661][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.611747][ T32] r4:847a6c80 [ 1351.611809][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.611949][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1351.612026][ T32] r4:00000001 [ 1351.612135][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.612251][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1351.612332][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.612437][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.612508][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.612593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.612657][ T32] r4:84789140 [ 1351.612738][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.612816][ T32] INFO: task kworker/0:441:6135 blocked for more than 478 seconds. [ 1351.612907][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.612971][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.613029][ T32] task:kworker/0:441 state:D stack:0 pid:6135 tgid:6135 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.613172][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.613275][ T32] Call trace: [ 1351.613361][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1351.613488][ T32] r10:829189c0 r9:ecb85d84 r8:00000002 r7:60000113 r6:ecb85d8c r5:857e0c00 [ 1351.613548][ T32] r4:857e0c00 [ 1351.613601][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1351.613706][ T32] r5:857e0c00 r4:829189bc [ 1351.613761][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.613859][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.613974][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb85e08 [ 1351.614035][ T32] r4:00000000 [ 1351.614093][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1351.614210][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.614313][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.614446][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85855d00 [ 1351.614515][ T32] r4:00000000 [ 1351.614572][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.614681][ T32] r9:83018005 r8:857e0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0ed000 [ 1351.614733][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.614831][ T32] r5:00001000 r4:ec98d000 [ 1351.614881][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.615024][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.615138][ T32] r5:8586138c r4:85861000 [ 1351.615215][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.615325][ T32] r7:dddced40 r6:83018000 r5:8586138c r4:85856800 [ 1351.615380][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.615495][ T32] r10:61c88647 r9:857e0c00 r8:8585682c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.615554][ T32] r4:85856800 [ 1351.615602][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.615711][ T32] r10:00000000 r9:85856800 r8:8027ecf4 r7:ecb6de60 r6:85856880 r5:857e0c00 [ 1351.615768][ T32] r4:00000001 [ 1351.615839][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.615932][ T32] Exception stack(0xecb85fb0 to 0xecb85ff8) [ 1351.615998][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.616100][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.616174][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.616243][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.616297][ T32] r4:85855680 [ 1351.617048][ T32] INFO: task kworker/0:441:6135 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1351.617152][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.617288][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.617407][ T32] Call trace: [ 1351.617514][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1351.617636][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1351.617712][ T32] r4:00000000 [ 1351.617768][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.617865][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1351.617951][ T32] 1d20: d55a9000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1351.618020][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1351.618105][ T32] 1d60: 80070013 ffffffff [ 1351.618190][ T32] r5:80070013 r4:80239bb0 [ 1351.618248][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.618350][ T32] r4:82ac11e4 [ 1351.618402][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.618509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1351.618568][ T32] r4:e0451dc0 [ 1351.618617][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.618723][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1351.618779][ T32] r4:00000000 [ 1351.618827][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.618936][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1351.619006][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.619115][ T32] r5:00001000 r4:ee619000 [ 1351.619164][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.619258][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.619357][ T32] r5:8495ab8c r4:8495a800 [ 1351.619412][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.619521][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1351.619596][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.619715][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.619791][ T32] r4:847a6c80 [ 1351.619844][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.640782][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1351.640883][ T32] r4:00000001 [ 1351.640959][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.641109][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1351.641190][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.641267][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.641338][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.641418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.641476][ T32] r4:84789140 [ 1351.641568][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.641650][ T32] INFO: task kworker/0:442:6138 blocked for more than 478 seconds. [ 1351.641731][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.641792][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.641936][ T32] task:kworker/0:442 state:D stack:0 pid:6138 tgid:6138 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.642219][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.642350][ T32] Call trace: [ 1351.642497][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1351.642616][ T32] r10:829189c0 r9:ecb81d84 r8:00000002 r7:60000113 r6:ecb81d8c r5:844bec00 [ 1351.642669][ T32] r4:844bec00 [ 1351.642712][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1351.642805][ T32] r5:844bec00 r4:829189bc [ 1351.642856][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.642948][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.643055][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb81e08 [ 1351.643127][ T32] r4:00000000 [ 1351.643194][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1351.643291][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.643393][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.643503][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85855e40 [ 1351.643565][ T32] r4:00000000 [ 1351.643615][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.643720][ T32] r9:83018005 r8:844bec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0ef000 [ 1351.643787][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.643886][ T32] r5:00001000 r4:ec99b000 [ 1351.643937][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.644060][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.644166][ T32] r5:8586178c r4:85861400 [ 1351.644212][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.644317][ T32] r7:dddced40 r6:83018000 r5:8586178c r4:85856900 [ 1351.644373][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.644488][ T32] r10:61c88647 r9:844bec00 r8:8585692c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.644596][ T32] r4:85856900 [ 1351.644661][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.644790][ T32] r10:00000000 r9:85856900 r8:8027ecf4 r7:ecb85e60 r6:85856980 r5:844bec00 [ 1351.644860][ T32] r4:00000001 [ 1351.644923][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.645011][ T32] Exception stack(0xecb81fb0 to 0xecb81ff8) [ 1351.645096][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.645200][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.645285][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.645397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.645462][ T32] r4:85855b80 [ 1351.646237][ T32] INFO: task kworker/0:442:6138 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1351.646333][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.646478][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.646577][ T32] Call trace: [ 1351.646652][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1351.646770][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1351.646829][ T32] r4:00000000 [ 1351.646906][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.647005][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1351.647091][ T32] 1d20: d55e8000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1351.647169][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1351.647261][ T32] 1d60: 80070013 ffffffff [ 1351.647330][ T32] r5:80070013 r4:80239bb0 [ 1351.647386][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.647486][ T32] r4:82ac11e4 [ 1351.647549][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.647662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1351.647724][ T32] r4:e0451dc0 [ 1351.647778][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.647887][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1351.647957][ T32] r4:00000000 [ 1351.648105][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.648237][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1351.648294][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.648420][ T32] r5:00001000 r4:ee619000 [ 1351.648494][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.648596][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.648697][ T32] r5:8495ab8c r4:8495a800 [ 1351.648748][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.648856][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1351.648908][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.649025][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.649114][ T32] r4:847a6c80 [ 1351.649189][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.649327][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1351.649399][ T32] r4:00000001 [ 1351.649468][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.649680][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1351.649770][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.649859][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.673548][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.673732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.673798][ T32] r4:84789140 [ 1351.673859][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.673963][ T32] INFO: task kworker/0:443:6140 blocked for more than 478 seconds. [ 1351.674039][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.674121][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.674194][ T32] task:kworker/0:443 state:D stack:0 pid:6140 tgid:6140 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.674385][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.674574][ T32] Call trace: [ 1351.674696][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1351.674821][ T32] r10:829189c0 r9:ecb8dd84 r8:00000002 r7:60000013 r6:ecb8dd8c r5:84860000 [ 1351.674902][ T32] r4:84860000 [ 1351.674962][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1351.675065][ T32] r5:84860000 r4:829189bc [ 1351.675139][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.675236][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.675406][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb8de08 [ 1351.675474][ T32] r4:00000000 [ 1351.675524][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1351.675631][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.675727][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.675836][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85855fc0 [ 1351.675907][ T32] r4:00000000 [ 1351.675962][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.676126][ T32] r9:83018005 r8:84860000 r7:00000000 r6:83018000 r5:00001000 r4:7f0f1000 [ 1351.676193][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.676311][ T32] r5:00001000 r4:ecad9000 [ 1351.676387][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.676492][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.676602][ T32] r5:85861b8c r4:85861800 [ 1351.676666][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.676777][ T32] r7:dddced40 r6:83018000 r5:85861b8c r4:85856a00 [ 1351.676854][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.676975][ T32] r10:61c88647 r9:84860000 r8:85856a2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.677035][ T32] r4:85856a00 [ 1351.677096][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.677216][ T32] r10:00000000 r9:85856a00 r8:8027ecf4 r7:ecb81e60 r6:85856a80 r5:84860000 [ 1351.677293][ T32] r4:00000001 [ 1351.677351][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.677448][ T32] Exception stack(0xecb8dfb0 to 0xecb8dff8) [ 1351.677546][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.677641][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.677713][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.677793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.677854][ T32] r4:85855cc0 [ 1351.678625][ T32] INFO: task kworker/0:443:6140 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1351.678731][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.678890][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.678992][ T32] Call trace: [ 1351.679127][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1351.679259][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1351.679322][ T32] r4:00000000 [ 1351.679374][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.679500][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1351.679591][ T32] 1d20: d57bc000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1351.679682][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1351.679746][ T32] 1d60: 80070013 ffffffff [ 1351.679842][ T32] r5:80070013 r4:80239bb0 [ 1351.679967][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.702699][ T32] r4:82ac11e4 [ 1351.702802][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.702981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1351.703059][ T32] r4:e0451dc0 [ 1351.703118][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.703228][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1351.703299][ T32] r4:00000000 [ 1351.703374][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.703489][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1351.703563][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.703678][ T32] r5:00001000 r4:ee619000 [ 1351.703747][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.703851][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.703995][ T32] r5:8495ab8c r4:8495a800 [ 1351.704091][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.704207][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1351.704265][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.704381][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.704448][ T32] r4:847a6c80 [ 1351.704503][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.704621][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 ** 5 printk messages dropped ** [ 1351.705061][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1351.705720][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.705839][ T32] Call trace: [ 1351.705947][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1351.706079][ T32] r10:829189c0 r9:ecb91d84 r8:00000002 r7:60000113 r6:ecb91d8c r5:84860c00 [ 1351.706138][ T32] r4:84860c00 [ 1351.706211][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1351.706326][ T32] r5:84860c00 r4:829189bc [ 1351.706384][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.706482][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.706622][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb91e08 [ 1351.706701][ T32] r4:00000000 [ 1351.706756][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1351.706854][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.706949][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.707060][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858a0500 [ 1351.707127][ T32] r4:00000000 [ 1351.707176][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.707285][ T32] r9:83018005 r8:84860c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0f7000 [ 1351.707357][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.707463][ T32] r5:00001000 r4:ecbb1000 [ 1351.707527][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.707625][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.707737][ T32] r5:8586278c r4:85862400 [ 1351.707789][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.707924][ T32] r7:dddced40 r6:83018000 r5:8586278c r4:85856b00 [ 1351.707984][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.708106][ T32] r10:61c88647 r9:84860c00 r8:85856b2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.708170][ T32] r4:85856b00 [ 1351.708221][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.708330][ T32] r10:00000000 r9:85856b00 r8:8027ecf4 r7:ecb8de60 r6:85856b80 r5:84860c00 [ 1351.708406][ T32] r4:00000001 [ 1351.708472][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.708556][ T32] Exception stack(0xecb91fb0 to 0xecb91ff8) [ 1351.708619][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.708688][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.708791][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.708888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.708949][ T32] r4:858a0000 [ 1351.709695][ T32] INFO: task kworker/0:444:6142 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1351.709818][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 1351.728992][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1351.729681][ T32] 1d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1351.735456][ T32] r4:e0451dc0 ** 1 printk messages dropped ** [ 1351.735621][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 ** 7 printk messages dropped ** [ 1351.736341][ T32] r5:8495ab8c r4:8495a800 [ 1351.736421][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.736538][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1351.736597][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.736714][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.736772][ T32] r4:847a6c80 [ 1351.736825][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.736940][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1351.736998][ T32] r4:00000001 [ 1351.737049][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.737156][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1351.737232][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.737308][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.737384][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.737462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.737521][ T32] r4:84789140 [ 1351.737577][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.737645][ T32] INFO: task kworker/0:445:6145 blocked for more than 478 seconds. [ 1351.737746][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.737815][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.737872][ T32] task:kworker/0:445 state:D stack:0 pid:6145 tgid:6145 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.738006][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.738114][ T32] Call trace: [ 1351.738241][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1351.738359][ T32] r10:829189c0 r9:ecb9dd84 r8:00000002 r7:60000113 r6:ecb9dd8c r5:84861800 [ 1351.738437][ T32] r4:84861800 [ 1351.738491][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1351.738592][ T32] r5:84861800 r4:829189bc [ 1351.738641][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.738733][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.738842][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb9de08 [ 1351.738895][ T32] r4:00000000 [ 1351.738965][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1351.739081][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.739179][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.739288][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858a0040 [ 1351.739347][ T32] r4:00000000 [ 1351.739444][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.739571][ T32] r9:83018005 r8:84861800 r7:00000000 r6:83018000 r5:00001000 r4:7f0f3000 [ 1351.739628][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.739733][ T32] r5:00001000 r4:ecb99000 [ 1351.739797][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.740001][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.755343][ T32] r5:85861f8c r4:85861c00 [ 1351.755439][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.755582][ T32] r7:dddced40 r6:83018000 r5:85861f8c r4:85856c00 [ 1351.755638][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.755752][ T32] r10:61c88647 r9:84861800 r8:85856c2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.755833][ T32] r4:85856c00 [ 1351.755917][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.756054][ T32] r10:00000000 r9:85856c00 r8:8027ecf4 r7:ecb91e60 r6:85856c80 r5:84861800 [ 1351.756127][ T32] r4:00000001 [ 1351.756181][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.756326][ T32] Exception stack(0xecb9dfb0 to 0xecb9dff8) [ 1351.756418][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.756523][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.756610][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.756703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.756788][ T32] r4:858a0240 [ 1351.757517][ T32] INFO: task kworker/0:445:6145 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1351.757608][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.757765][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.757898][ T32] Call trace: [ 1351.758008][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1351.758139][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1351.758227][ T32] r4:00000000 [ 1351.758278][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.758369][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1351.758505][ T32] 1d20: d5ea5000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1351.758590][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1351.758650][ T32] 1d60: 80070013 ffffffff [ 1351.758722][ T32] r5:80070013 r4:80239bb0 [ 1351.758803][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.758912][ T32] r4:82ac11e4 [ 1351.758963][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.759092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1351.759166][ T32] r4:e0451dc0 [ 1351.759217][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.759336][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1351.759411][ T32] r4:00000000 [ 1351.759465][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.759574][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1351.759641][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.759746][ T32] r5:00001000 r4:ee619000 [ 1351.759796][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.759891][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.783277][ T32] r5:8495ab8c r4:8495a800 [ 1351.783386][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.783548][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1351.783602][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.783762][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.783829][ T32] r4:847a6c80 [ 1351.783880][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.784020][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1351.784109][ T32] r4:00000001 [ 1351.784170][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.784262][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1351.784345][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.784424][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.784515][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.784596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.784668][ T32] r4:84789140 [ 1351.784767][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.784868][ T32] INFO: task kworker/0:446:6146 blocked for more than 478 seconds. [ 1351.784952][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.785017][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.785095][ T32] task:kworker/0:446 state:D stack:0 pid:6146 tgid:6146 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.785226][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.785328][ T32] Call trace: [ 1351.785415][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1351.785543][ T32] r10:829189c0 r9:ecb89d84 r8:00000002 r7:60000113 r6:ecb89d8c r5:84862400 [ 1351.785603][ T32] r4:84862400 [ 1351.785653][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1351.785757][ T32] r5:84862400 r4:829189bc [ 1351.785811][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.785936][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.786103][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb89e08 [ 1351.786221][ T32] r4:00000000 [ 1351.786289][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1351.786394][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.786497][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.786622][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858a0300 [ 1351.786709][ T32] r4:00000000 [ 1351.786767][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.786903][ T32] r9:83018005 r8:84862400 r7:00000000 r6:83018000 r5:00001000 r4:7f0f5000 [ 1351.786986][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.787105][ T32] r5:00001000 r4:ecba5000 [ 1351.787160][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.787261][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.787362][ T32] r5:8586238c r4:85862000 [ 1351.787415][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.787522][ T32] r7:dddced40 r6:83018000 r5:8586238c r4:85856d00 [ 1351.787576][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.787687][ T32] r10:61c88647 r9:84862400 r8:85856d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.787749][ T32] r4:85856d00 [ 1351.787810][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.787936][ T32] r10:00000000 r9:85856d00 r8:8027ecf4 r7:ecb91e60 r6:85856d80 r5:84862400 [ 1351.788000][ T32] r4:00000001 [ 1351.788065][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.788189][ T32] Exception stack(0xecb89fb0 to 0xecb89ff8) [ 1351.788266][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.788354][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.788425][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.788540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.788605][ T32] r4:858a0240 [ 1351.789327][ T32] INFO: task kworker/0:446:6146 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1351.789453][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.789597][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.789695][ T32] Call trace: [ 1351.789774][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1351.800358][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1351.800443][ T32] r4:00000000 [ 1351.800470][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.800535][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1351.800580][ T32] 1d20: d60dd000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1351.800614][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1351.800640][ T32] 1d60: 80070013 ffffffff ** 3 printk messages dropped ** [ 1351.800756][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1351.801222][ T32] r5:00001000 r4:ee619000 ** 4 printk messages dropped ** [ 1351.801420][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 ** 6 printk messages dropped ** [ 1351.801691][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1351.801990][ T32] INFO: task kworker/0:447:6149 blocked for more than 478 seconds. ** 7 printk messages dropped ** [ 1351.802471][ T32] r4:84863000 ** 1 printk messages dropped ** [ 1351.802586][ T32] r5:84863000 r4:829189bc ** 1 printk messages dropped ** [ 1351.802654][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1351.802762][ T32] r4:00000000 [ 1351.802815][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1351.802894][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.802948][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.803049][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858a0640 [ 1351.803105][ T32] r4:00000000 [ 1351.803161][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.803214][ T32] r9:83018005 r8:84863000 r7:00000000 r6:83018000 r5:00001000 r4:7f0f9000 [ 1351.803272][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.803359][ T32] r5:00001000 r4:ecbbd000 [ 1351.803409][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.803494][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.803545][ T32] r5:85862b8c r4:85862800 [ 1351.803567][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.803612][ T32] r7:dddced40 r6:83018000 r5:85862b8c r4:85856e00 [ 1351.803633][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.803683][ T32] r10:61c88647 r9:84863000 r8:85856e2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.803706][ T32] r4:85856e00 [ 1351.803726][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.803807][ T32] r10:00000000 r9:85856e00 r8:8027ecf4 r7:ecb91e60 r6:85856e80 r5:84863000 [ 1351.803835][ T32] r4:00000001 [ 1351.803855][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.803908][ T32] Exception stack(0xecba9fb0 to 0xecba9ff8) [ 1351.803988][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.804096][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.804142][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.804195][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.804222][ T32] r4:858a0380 [ 1351.804620][ T32] INFO: task kworker/0:447:6149 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1351.804657][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.804736][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.804816][ T32] Call trace: [ 1351.804880][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) ** 5 printk messages dropped ** [ 1351.805163][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 ** 8 printk messages dropped ** [ 1351.805497][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 ** 5 printk messages dropped ** [ 1351.805778][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1351.806163][ T32] r4:847a6c80 ** 4 printk messages dropped ** [ 1351.806438][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) ** 6 printk messages dropped ** [ 1351.806783][ T32] INFO: task kworker/0:448:6150 blocked for more than 478 seconds. ** 3 printk messages dropped ** [ 1351.806992][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.807041][ T32] Call trace: [ 1351.807082][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1351.807135][ T32] r10:829189c0 r9:ecbd1d84 r8:00000002 r7:60000113 r6:ecbd1d8c r5:85809800 [ 1351.807192][ T32] r4:85809800 [ 1351.807218][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1351.807268][ T32] r5:85809800 r4:829189bc [ 1351.807308][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.807360][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.807413][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbd1e08 [ 1351.807471][ T32] r4:00000000 [ 1351.807499][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1351.807543][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.807620][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.807674][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858a0800 [ 1351.807700][ T32] r4:00000000 [ 1351.807721][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.807798][ T32] r9:83018005 r8:85809800 r7:00000000 r6:83018000 r5:00001000 r4:7f0fb000 [ 1351.807825][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.807870][ T32] r5:00001000 r4:ecbc9000 [ 1351.807893][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.807968][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.808049][ T32] r5:85862f8c r4:85862c00 [ 1351.808080][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.808129][ T32] r7:dddced40 r6:83018000 r5:85862f8c r4:85856f00 [ 1351.808152][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.808238][ T32] r10:61c88647 r9:85809800 r8:85856f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.808269][ T32] r4:85856f00 [ 1351.808292][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.808346][ T32] r10:00000000 r9:85856f00 r8:8027ecf4 r7:ecba9e60 r6:85493b00 r5:85809800 ** 6 printk messages dropped ** [ 1351.808652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 10 printk messages dropped ** [ 1351.809523][ T32] 1d20: d60dd000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 ** 7 printk messages dropped ** [ 1351.809798][ T32] r4:e0451dc0 ** 2 printk messages dropped ** [ 1351.834846][ T32] r4:00000000 [ 1351.834896][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.835007][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1351.835037][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.835127][ T32] r5:00001000 r4:ee619000 [ 1351.835153][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.835199][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.835243][ T32] r5:8495ab8c r4:8495a800 [ 1351.835264][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.835312][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1351.835338][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.835388][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.835443][ T32] r4:847a6c80 [ 1351.835501][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.835600][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1351.835627][ T32] r4:00000001 [ 1351.835668][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.835796][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1351.835841][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.835905][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.835939][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.835979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.836048][ T32] r4:84789140 [ 1351.836085][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.836150][ T32] INFO: task kworker/0:449:6152 blocked for more than 478 seconds. [ 1351.836190][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.836252][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.836313][ T32] task:kworker/0:449 state:D stack:0 pid:6152 tgid:6152 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.836412][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.836495][ T32] Call trace: [ 1351.836530][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1351.836618][ T32] r10:829189c0 r9:ecbe9d84 r8:00000002 r7:60000013 r6:ecbe9d8c r5:8580bc00 [ 1351.836677][ T32] r4:8580bc00 [ 1351.836702][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1351.836781][ T32] r5:8580bc00 r4:829189bc [ 1351.836806][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.836849][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.836914][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbe9e08 [ 1351.836954][ T32] r4:00000000 [ 1351.837010][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1351.837055][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.837133][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.837184][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d33c0 [ 1351.837208][ T32] r4:00000000 [ 1351.837259][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.837337][ T32] r9:83018005 r8:8580bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1351.837394][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.837463][ T32] r5:00001000 r4:eb7f1000 [ 1351.837487][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.837530][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1351.837681][ T32] r7:dddced40 r6:83018000 r5:84992f8c r4:85856f80 ** 2 printk messages dropped ** [ 1351.837790][ T32] r4:85856f80 ** 3 printk messages dropped ** [ 1351.837938][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1351.838274][ T32] r4:858a0680 ** 2 printk messages dropped ** [ 1351.838874][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.838921][ T32] Call trace: [ 1351.838983][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1351.839041][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1351.839074][ T32] r4:00000000 [ 1351.839097][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.839140][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1351.839206][ T32] 1d20: d6953000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1351.839244][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1351.839270][ T32] 1d60: 80070013 ffffffff [ 1351.839296][ T32] r5:80070013 r4:80239bb0 [ 1351.839342][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.839391][ T32] r4:82ac11e4 [ 1351.839416][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.839464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1351.839488][ T32] r4:e0451dc0 [ 1351.839508][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.839584][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1351.839612][ T32] r4:00000000 [ 1351.839664][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.839719][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1351.839799][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.839850][ T32] r5:00001000 r4:ee619000 [ 1351.856191][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.856358][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.856414][ T32] r5:8495ab8c r4:8495a800 [ 1351.856468][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.856524][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1351.856547][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.856598][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 5 printk messages dropped ** [ 1351.856848][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) ** 6 printk messages dropped ** [ 1351.857183][ T32] INFO: task kworker/0:450:6153 blocked for more than 478 seconds. ** 6 printk messages dropped ** [ 1351.857560][ T32] r10:829189c0 r9:ecbedd84 r8:00000002 r7:60000013 r6:ecbedd8c r5:8580a400 ** 2 printk messages dropped ** [ 1351.857685][ T32] r5:8580a400 r4:829189bc ** 2 printk messages dropped ** [ 1351.857858][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbede08 ** 6 printk messages dropped ** [ 1351.858162][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 6 printk messages dropped ** [ 1351.858507][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1351.858930][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1351.859623][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1351.870515][ T32] 1d60: 80070013 ffffffff ** 7 printk messages dropped ** [ 1351.870828][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 ** 5 printk messages dropped ** [ 1351.871047][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.871101][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.871147][ T32] r5:8495ab8c r4:8495a800 [ 1351.871172][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.871246][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1351.871301][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.871359][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.871416][ T32] r4:847a6c80 [ 1351.871441][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.871495][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1351.871518][ T32] r4:00000001 [ 1351.871570][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.871612][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1351.871671][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.871718][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.871784][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.871819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.871843][ T32] r4:84789140 [ 1351.871867][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.871898][ T32] INFO: task kworker/0:451:6155 blocked for more than 478 seconds. [ 1351.871932][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.871959][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.872007][ T32] task:kworker/0:451 state:D stack:0 pid:6155 tgid:6155 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.872094][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.872200][ T32] Call trace: [ 1351.872283][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1351.872370][ T32] r10:829189c0 r9:ecbf5d84 r8:00000002 r7:60000113 r6:ecbf5d8c r5:8580b000 [ 1351.872399][ T32] r4:8580b000 [ 1351.872420][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1351.872491][ T32] r5:8580b000 r4:829189bc [ 1351.872515][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.872559][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.872613][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbf5e08 [ 1351.872639][ T32] r4:00000000 [ 1351.872690][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1351.872735][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.872776][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.872823][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8583d2c0 [ 1351.872848][ T32] r4:00000000 [ 1351.872867][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.873039][ T32] r9:83018005 r8:8580b000 r7:00000000 r6:83018000 r5:00001000 r4:7f11f000 [ 1351.873080][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.873128][ T32] r5:00001000 r4:eca43000 [ 1351.873184][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.873233][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.873277][ T32] r5:8586378c r4:85863400 [ 1351.873298][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.873347][ T32] r7:dddced40 r6:83018000 r5:8586378c r4:858a8080 [ 1351.873368][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.873417][ T32] r10:61c88647 r9:8580b000 r8:858a80ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.873458][ T32] r4:858a8080 [ 1351.873505][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.873560][ T32] r10:00000000 r9:858a8080 r8:8027ecf4 r7:ecbe9e60 r6:85493c80 r5:8580b000 [ 1351.873583][ T32] r4:00000001 [ 1351.873603][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.873669][ T32] Exception stack(0xecbf5fb0 to 0xecbf5ff8) [ 1351.873702][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.873733][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.873761][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.873792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.873815][ T32] r4:858a0700 [ 1351.874284][ T32] INFO: task kworker/0:451:6155 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1351.874412][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.874544][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.874640][ T32] Call trace: [ 1351.874746][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1351.874844][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1351.874910][ T32] r4:00000000 [ 1351.874934][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.874978][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1351.875077][ T32] 1d20: d72fc000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 ** 5 printk messages dropped ** [ 1351.875305][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1351.875604][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 ** 4 printk messages dropped ** [ 1351.875843][ T32] r5:00001000 r4:ee619000 ** 1 printk messages dropped ** [ 1351.875943][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1351.876186][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1351.876541][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.876583][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1351.876614][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.876675][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.876708][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.876767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.876793][ T32] r4:84789140 [ 1351.876815][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.876842][ T32] INFO: task kworker/0:452:6187 blocked for more than 478 seconds. [ 1351.876872][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.876909][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.876954][ T32] task:kworker/0:452 state:D stack:0 pid:6187 tgid:6187 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.877035][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.877114][ T32] Call trace: [ 1351.877165][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1351.877220][ T32] r10:829189c0 r9:ecc25d84 r8:00000002 r7:60000113 r6:ecc25d8c r5:8580d400 [ 1351.877244][ T32] r4:8580d400 [ 1351.877285][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1351.877367][ T32] r5:8580d400 r4:829189bc [ 1351.877391][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.877491][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.877563][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc25e08 [ 1351.877617][ T32] r4:00000000 [ 1351.877672][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1351.877717][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.877790][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.877873][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d32c0 [ 1351.877900][ T32] r4:00000000 [ 1351.877987][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.878048][ T32] r9:83018005 r8:8580d400 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1351.878082][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.878131][ T32] r5:00001000 r4:eb50f000 [ 1351.878192][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.878293][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.878374][ T32] r5:85863f8c r4:85863c00 [ 1351.878412][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.878474][ T32] r7:dddced40 r6:83018000 r5:85863f8c r4:858a8100 [ 1351.878523][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.878576][ T32] r10:61c88647 r9:8580d400 r8:858a812c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.878600][ T32] r4:858a8100 [ 1351.878655][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.878731][ T32] r10:00000000 r9:858a8100 r8:8027ecf4 r7:ecbe9e60 r6:85493d00 r5:8580d400 [ 1351.878758][ T32] r4:00000001 [ 1351.878778][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.878816][ T32] Exception stack(0xecc25fb0 to 0xecc25ff8) [ 1351.878845][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.878878][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.878908][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.878980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.879019][ T32] r4:8583d800 [ 1351.879306][ T32] INFO: task kworker/0:452:6187 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1351.879345][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.879423][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.879469][ T32] Call trace: [ 1351.879562][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1351.879620][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1351.879670][ T32] r4:00000000 [ 1351.879694][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.879766][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1351.879803][ T32] 1d20: d72fc000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1351.879859][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1351.879945][ T32] 1d60: 80070013 ffffffff [ 1351.902941][ T32] r5:80070013 r4:80239bb0 [ 1351.903032][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.903245][ T32] r4:82ac11e4 [ 1351.903304][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.903413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1351.903471][ T32] r4:e0451dc0 [ 1351.903515][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.903616][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1351.903822][ T32] r4:00000000 [ 1351.903938][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.904075][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1351.904128][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.904228][ T32] r5:00001000 r4:ee619000 [ 1351.904389][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.904579][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.904681][ T32] r5:8495ab8c r4:8495a800 [ 1351.904732][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.904875][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1351.904931][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.905354][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.905498][ T32] r4:847a6c80 [ 1351.905563][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.905689][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1351.905743][ T32] r4:00000001 [ 1351.905787][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.905863][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1351.905923][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.905982][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.906036][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.906105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.906153][ T32] r4:84789140 [ 1351.906226][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.906399][ T32] INFO: task kworker/0:453:6211 blocked for more than 478 seconds. [ 1351.906481][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.906536][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.906607][ T32] task:kworker/0:453 state:D stack:0 pid:6211 tgid:6211 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.907013][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.908009][ T32] Call trace: [ 1351.908118][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1351.908223][ T32] r10:829189c0 r9:ecb45d84 r8:00000002 r7:60000113 r6:ecb45d8c r5:8580e000 [ 1351.908267][ T32] r4:8580e000 [ 1351.908325][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1351.908429][ T32] r5:8580e000 r4:829189bc [ 1351.908517][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.908633][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.909318][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb45e08 [ 1351.909775][ T32] r4:00000000 [ 1351.909833][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1351.942153][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.942386][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.942500][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d3580 [ 1351.942704][ T32] r4:00000000 [ 1351.942760][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.942857][ T32] r9:83018005 r8:8580e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 1351.942901][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.943034][ T32] r5:00001000 r4:eb859000 [ 1351.943087][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.943240][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.943338][ T32] r5:8586c38c r4:8586c000 [ 1351.943717][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.943842][ T32] r7:dddced40 r6:83018000 r5:8586c38c r4:858a8180 [ 1351.943911][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.944044][ T32] r10:61c88647 r9:8580e000 r8:858a81ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.944156][ T32] r4:858a8180 [ 1351.944369][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.944489][ T32] r10:00000000 r9:858a8180 r8:8027ecf4 r7:ecbe9e60 r6:85493d80 r5:8580e000 [ 1351.944585][ T32] r4:00000001 [ 1351.944701][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.944825][ T32] Exception stack(0xecb45fb0 to 0xecb45ff8) [ 1351.944900][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.944970][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.945056][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.945167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.945283][ T32] r4:856d31c0 [ 1351.945999][ T32] INFO: task kworker/0:453:6211 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1351.946326][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.946781][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.947127][ T32] Call trace: [ 1351.947195][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1351.947298][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1351.947354][ T32] r4:00000000 [ 1351.947517][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.947601][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1351.947719][ T32] 1d20: d7cae000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1351.947837][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1351.947902][ T32] 1d60: 80070013 ffffffff [ 1351.948032][ T32] r5:80070013 r4:80239bb0 [ 1351.948354][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.948461][ T32] r4:82ac11e4 [ 1351.948507][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.949076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1351.949148][ T32] r4:e0451dc0 [ 1351.949202][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.949313][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1351.949432][ T32] r4:00000000 [ 1351.949486][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.949587][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1351.949662][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.949760][ T32] r5:00001000 r4:ee619000 [ 1351.949917][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.970691][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.970871][ T32] r5:8495ab8c r4:8495a800 [ 1351.970924][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.971030][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1351.971197][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.971313][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.972060][ T32] r4:847a6c80 [ 1351.972167][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.972280][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1351.972428][ T32] r4:00000001 [ 1351.972521][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.972874][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1351.972958][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.973029][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.973314][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.973399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.973498][ T32] r4:84789140 [ 1351.973553][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.973625][ T32] INFO: task kworker/0:454:6212 blocked for more than 478 seconds. [ 1351.973692][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.973741][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.973784][ T32] task:kworker/0:454 state:D stack:0 pid:6212 tgid:6212 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.973894][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.974015][ T32] Call trace: [ 1351.974232][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1351.974350][ T32] r10:829189c0 r9:ecbddd84 r8:00000002 r7:60000013 r6:ecbddd8c r5:85808c00 [ 1351.974402][ T32] r4:85808c00 [ 1351.974444][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1351.974534][ T32] r5:85808c00 r4:829189bc [ 1351.974579][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.974738][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.974887][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbdde08 [ 1351.974974][ T32] r4:00000000 [ 1351.975052][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1351.975171][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.975294][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1351.975441][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d3e00 [ 1351.975606][ T32] r4:00000000 [ 1351.975651][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1351.975746][ T32] r9:83018005 r8:85808c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [ 1351.975789][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1351.975898][ T32] r5:00001000 r4:ec6d1000 [ 1351.975947][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1351.976035][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.976137][ T32] r5:8586df8c r4:8586dc00 [ 1351.976180][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1351.976261][ T32] r7:dddced40 r6:83018000 r5:8586df8c r4:858a8200 [ 1351.976635][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1351.976740][ T32] r10:61c88647 r9:85808c00 r8:858a822c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.976786][ T32] r4:858a8200 [ 1351.976845][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1351.976947][ T32] r10:00000000 r9:858a8200 r8:8027ecf4 r7:ecb45e60 r6:85493e00 r5:85808c00 [ 1351.977066][ T32] r4:00000001 [ 1351.977205][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.977293][ T32] Exception stack(0xecbddfb0 to 0xecbddff8) [ 1351.977400][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.977470][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.977528][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.977598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1351.977819][ T32] r4:856d3240 [ 1351.978610][ T32] INFO: task kworker/0:454:6212 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1351.978725][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.978960][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.979184][ T32] Call trace: [ 1351.979268][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1351.979380][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1351.979497][ T32] r4:00000000 [ 1351.979548][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.979704][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1351.979780][ T32] 1d20: d7d89000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1351.979866][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1352.016041][ T32] 1d60: 80070013 ffffffff [ 1352.016326][ T32] r5:80070013 r4:80239bb0 [ 1352.016431][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.017201][ T32] r4:82ac11e4 [ 1352.017420][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.017530][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1352.017621][ T32] r4:e0451dc0 [ 1352.017941][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.018181][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1352.018307][ T32] r4:00000000 [ 1352.018417][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.018518][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1352.018564][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.018662][ T32] r5:00001000 r4:ee619000 [ 1352.018705][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.018787][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.018872][ T32] r5:8495ab8c r4:8495a800 [ 1352.018915][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.019006][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1352.019066][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.019242][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.019358][ T32] r4:847a6c80 [ 1352.019464][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.019571][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1352.019625][ T32] r4:00000001 [ 1352.019686][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.019914][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1352.020032][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.043516][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.043681][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.043777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.043898][ T32] r4:84789140 [ 1352.043980][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.044061][ T32] INFO: task kworker/0:455:6215 blocked for more than 478 seconds. [ 1352.044161][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.044221][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.044283][ T32] task:kworker/0:455 state:D stack:0 pid:6215 tgid:6215 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.044542][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.044666][ T32] Call trace: [ 1352.044844][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1352.044977][ T32] r10:829189c0 r9:ecd31d84 r8:00000002 r7:60000113 r6:ecd31d8c r5:8580c800 [ 1352.045036][ T32] r4:8580c800 [ 1352.045111][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1352.045212][ T32] r5:8580c800 r4:829189bc [ 1352.045262][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.045365][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.045474][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd31e08 [ 1352.045528][ T32] r4:00000000 [ 1352.045574][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1352.045701][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.045797][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.045894][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d3680 [ 1352.045947][ T32] r4:00000000 [ 1352.045994][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.046095][ T32] r9:83018005 r8:8580c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1352.046188][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.046280][ T32] r5:00001000 r4:eba89000 [ 1352.046329][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.046997][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.047094][ T32] r5:8586c78c r4:8586c400 [ 1352.047139][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.047233][ T32] r7:dddced40 r6:83018000 r5:8586c78c r4:858a8280 [ 1352.047277][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.047540][ T32] r10:61c88647 r9:8580c800 r8:858a82ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.047604][ T32] r4:858a8280 [ 1352.047650][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.047766][ T32] r10:00000000 r9:858a8280 r8:8027ecf4 r7:ecbdde60 r6:85493e80 r5:8580c800 [ 1352.047819][ T32] r4:00000001 [ 1352.047989][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.048088][ T32] Exception stack(0xecd31fb0 to 0xecd31ff8) [ 1352.048156][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.048324][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.049009][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.049088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.049136][ T32] r4:856d3400 [ 1352.049806][ T32] INFO: task kworker/0:455:6215 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1352.049891][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.067311][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.067708][ T32] Call trace: [ 1352.067928][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1352.068061][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1352.068163][ T32] r4:00000000 [ 1352.068276][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.068401][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1352.068517][ T32] 1d20: d8592000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1352.068593][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1352.068653][ T32] 1d60: 80070013 ffffffff [ 1352.068709][ T32] r5:80070013 r4:80239bb0 [ 1352.068753][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.068919][ T32] r4:82ac11e4 [ 1352.069015][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.069127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1352.069196][ T32] r4:e0451dc0 [ 1352.069246][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.069392][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1352.069452][ T32] r4:00000000 [ 1352.069499][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.069920][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1352.087194][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.087391][ T32] r5:00001000 r4:ee619000 [ 1352.087439][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.087531][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.087903][ T32] r5:8495ab8c r4:8495a800 [ 1352.087978][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.088104][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1352.088160][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.088328][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.088666][ T32] r4:847a6c80 [ 1352.088730][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.088841][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1352.088892][ T32] r4:00000001 [ 1352.089090][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.089208][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1352.089279][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.089349][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.089412][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.089909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.094551][ T32] r4:84789140 [ 1352.094751][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.094823][ T32] INFO: task kworker/0:456:6217 blocked for more than 478 seconds. [ 1352.095241][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.095324][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.096054][ T32] task:kworker/0:456 state:D stack:0 pid:6217 tgid:6217 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.096201][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.096420][ T32] Call trace: [ 1352.096806][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1352.096930][ T32] r10:829189c0 r9:ecd39d84 r8:00000002 r7:60000113 r6:ecd39d8c r5:85808000 [ 1352.096987][ T32] r4:85808000 [ 1352.097094][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1352.097293][ T32] r5:85808000 r4:829189bc [ 1352.097347][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.097429][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.097529][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd39e08 [ 1352.097575][ T32] r4:00000000 [ 1352.097615][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1352.097694][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.097815][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.098013][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d37c0 [ 1352.098112][ T32] r4:00000000 [ 1352.098160][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.098277][ T32] r9:83018005 r8:85808000 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 1352.098330][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.098415][ T32] r5:00001000 r4:ebaef000 [ 1352.098456][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.098534][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.098659][ T32] r5:8586cb8c r4:8586c800 [ 1352.098713][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.098817][ T32] r7:dddced40 r6:83018000 r5:8586cb8c r4:858a8300 [ 1352.098869][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.098976][ T32] r10:61c88647 r9:85808000 r8:858a832c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.099055][ T32] r4:858a8300 [ 1352.099206][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.099330][ T32] r10:00000000 r9:858a8300 r8:8027ecf4 r7:ecbdde60 r6:85493f00 r5:85808000 [ 1352.099405][ T32] r4:00000001 [ 1352.099588][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.099681][ T32] Exception stack(0xecd39fb0 to 0xecd39ff8) [ 1352.099780][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.099856][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.121372][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.121562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.121621][ T32] r4:856d3480 [ 1352.122367][ T32] INFO: task kworker/0:456:6217 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1352.122458][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.122730][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.122968][ T32] Call trace: [ 1352.123155][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1352.123278][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1352.123341][ T32] r4:00000000 [ 1352.123390][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.123721][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1352.123800][ T32] 1d20: d8b8c000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1352.123937][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1352.124053][ T32] 1d60: 80070013 ffffffff [ 1352.124244][ T32] r5:80070013 r4:80239bb0 [ 1352.124302][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.124410][ T32] r4:82ac11e4 [ 1352.124493][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.124638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1352.124693][ T32] r4:e0451dc0 [ 1352.124733][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.124826][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1352.124912][ T32] r4:00000000 [ 1352.124964][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.125253][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1352.125311][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.125416][ T32] r5:00001000 r4:ee619000 [ 1352.125468][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.125560][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.125693][ T32] r5:8495ab8c r4:8495a800 [ 1352.125745][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.125845][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1352.125893][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.125999][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.126052][ T32] r4:847a6c80 [ 1352.126094][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.126220][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1352.126274][ T32] r4:00000001 [ 1352.126377][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.126469][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1352.126531][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.126598][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.126664][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.126732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.126974][ T32] r4:84789140 [ 1352.127092][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.127163][ T32] INFO: task kworker/0:457:6219 blocked for more than 478 seconds. [ 1352.127235][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.127289][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.127346][ T32] task:kworker/0:457 state:D stack:0 pid:6219 tgid:6219 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.127522][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.127617][ T32] Call trace: [ 1352.127687][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1352.127993][ T32] r10:829189c0 r9:ecd41d84 r8:00000002 r7:60000113 r6:ecd41d8c r5:85803000 [ 1352.128097][ T32] r4:85803000 [ 1352.128153][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1352.128249][ T32] r5:85803000 r4:829189bc [ 1352.128296][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.128391][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.128493][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd41e08 [ 1352.128543][ T32] r4:00000000 [ 1352.128591][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1352.128678][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.128761][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.128858][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d3900 [ 1352.128948][ T32] r4:00000000 [ 1352.129000][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.129130][ T32] r9:83018005 r8:85803000 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1352.129185][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.129276][ T32] r5:00001000 r4:ebb5d000 [ 1352.129331][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.129475][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.129562][ T32] r5:8586cf8c r4:8586cc00 [ 1352.129611][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.129705][ T32] r7:dddced40 r6:83018000 r5:8586cf8c r4:858a8380 [ 1352.129752][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.130091][ T32] r10:61c88647 r9:85803000 r8:858a83ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.154143][ T32] r4:858a8380 [ 1352.154257][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.155133][ T32] r10:00000000 r9:858a8380 r8:8027ecf4 r7:ecbdde60 r6:85493f80 r5:85803000 [ 1352.155259][ T32] r4:00000001 [ 1352.155385][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.155469][ T32] Exception stack(0xecd41fb0 to 0xecd41ff8) [ 1352.155528][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.155596][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.155755][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.155824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.155868][ T32] r4:856d3640 [ 1352.157463][ T32] INFO: task kworker/0:457:6219 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1352.157554][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.157786][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.158136][ T32] Call trace: [ 1352.158305][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1352.158645][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1352.158710][ T32] r4:00000000 [ 1352.158877][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.158969][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1352.159124][ T32] 1d20: d8f6a000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1352.159202][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1352.159261][ T32] 1d60: 80070013 ffffffff [ 1352.159323][ T32] r5:80070013 r4:80239bb0 [ 1352.159565][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.160019][ T32] r4:82ac11e4 [ 1352.200819][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.201007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1352.201065][ T32] r4:e0451dc0 [ 1352.201712][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.202197][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1352.202569][ T32] r4:00000000 [ 1352.202631][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.202741][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1352.203124][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.203263][ T32] r5:00001000 r4:ee619000 [ 1352.203441][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.203670][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.203769][ T32] r5:8495ab8c r4:8495a800 [ 1352.203813][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.204074][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1352.204140][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.204624][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.204696][ T32] r4:847a6c80 [ 1352.205074][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.205192][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1352.205243][ T32] r4:00000001 [ 1352.205289][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.205609][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1352.205692][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.205851][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.205925][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.206188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.206370][ T32] r4:84789140 [ 1352.206480][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.206697][ T32] INFO: task kworker/0:458:6221 blocked for more than 478 seconds. [ 1352.206777][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.206833][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.207688][ T32] task:kworker/0:458 state:D stack:0 pid:6221 tgid:6221 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.207824][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.208159][ T32] Call trace: [ 1352.208240][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1352.208362][ T32] r10:829189c0 r9:ecd49d84 r8:00000002 r7:60000113 r6:ecd49d8c r5:85806000 [ 1352.209582][ T32] r4:85806000 [ 1352.209659][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1352.209974][ T32] r5:85806000 r4:829189bc [ 1352.236735][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.236915][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.237023][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd49e08 [ 1352.237079][ T32] r4:00000000 [ 1352.237200][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1352.237295][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.237951][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.238185][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d3a40 [ 1352.238518][ T32] r4:00000000 [ 1352.238578][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.239152][ T32] r9:83018005 r8:85806000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [ 1352.239365][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.239793][ T32] r5:00001000 r4:ebc1b000 [ 1352.239919][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.260708][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.260888][ T32] r5:8586d38c r4:8586d000 [ 1352.260938][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.261698][ T32] r7:dddced40 r6:83018000 r5:8586d38c r4:858a8400 [ 1352.262489][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.262611][ T32] r10:61c88647 r9:85806000 r8:858a842c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.262722][ T32] r4:858a8400 [ 1352.262838][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.263450][ T32] r10:00000000 r9:858a8400 r8:8027ecf4 r7:ecbdde60 r6:856c9000 r5:85806000 [ 1352.263515][ T32] r4:00000001 [ 1352.263556][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.263636][ T32] Exception stack(0xecd49fb0 to 0xecd49ff8) [ 1352.263698][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.263975][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.264050][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.264115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.264162][ T32] r4:856d3780 [ 1352.264826][ T32] INFO: task kworker/0:458:6221 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1352.264915][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.265211][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.265326][ T32] Call trace: [ 1352.265588][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1352.265718][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1352.266077][ T32] r4:00000000 [ 1352.266851][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.266960][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1352.267050][ T32] 1d20: d9960000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1352.267161][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1352.267225][ T32] 1d60: 80070013 ffffffff [ 1352.267281][ T32] r5:80070013 r4:80239bb0 [ 1352.267332][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.267425][ T32] r4:82ac11e4 [ 1352.268125][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.269403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1352.269964][ T32] r4:e0451dc0 [ 1352.295556][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.295765][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1352.295816][ T32] r4:00000000 [ 1352.295859][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.296074][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1352.296135][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.296588][ T32] r5:00001000 r4:ee619000 [ 1352.296789][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.296901][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.296993][ T32] r5:8495ab8c r4:8495a800 [ 1352.297034][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.297130][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1352.297175][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.297270][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.297323][ T32] r4:847a6c80 [ 1352.297365][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.297461][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1352.297506][ T32] r4:00000001 [ 1352.297545][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.297619][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1352.297913][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.297991][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.298109][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.298200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.298250][ T32] r4:84789140 [ 1352.298300][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.298363][ T32] INFO: task kworker/0:459:6223 blocked for more than 478 seconds. [ 1352.298426][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.298652][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.298703][ T32] task:kworker/0:459 state:D stack:0 pid:6223 tgid:6223 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.298951][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.299067][ T32] Call trace: [ 1352.299180][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1352.299286][ T32] r10:829189c0 r9:ecd51d84 r8:00000002 r7:60000013 r6:ecd51d8c r5:85810c00 [ 1352.299348][ T32] r4:85810c00 [ 1352.299391][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1352.299584][ T32] r5:85810c00 r4:829189bc [ 1352.299680][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.299764][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.299863][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd51e08 [ 1352.300034][ T32] r4:00000000 [ 1352.319011][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1352.319188][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.319290][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.320165][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d3b80 [ 1352.325968][ T32] r4:00000000 [ 1352.326089][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.326278][ T32] r9:83018005 r8:85810c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 1352.326344][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.326443][ T32] r5:00001000 r4:ec5fd000 [ 1352.326492][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.326606][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.326734][ T32] r5:8586d78c r4:8586d400 [ 1352.326874][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.327074][ T32] r7:dddced40 r6:83018000 r5:8586d78c r4:858a8480 [ 1352.327129][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.327231][ T32] r10:61c88647 r9:85810c00 r8:858a84ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.327332][ T32] r4:858a8480 [ 1352.327472][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.327614][ T32] r10:00000000 r9:858a8480 r8:8027ecf4 r7:ecbdde60 r6:856c9080 r5:85810c00 [ 1352.327677][ T32] r4:00000001 [ 1352.327726][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.327911][ T32] Exception stack(0xecd51fb0 to 0xecd51ff8) [ 1352.327989][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.328280][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.328363][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.328537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.328651][ T32] r4:856d3980 [ 1352.329482][ T32] INFO: task kworker/0:459:6223 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1352.329580][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.329828][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.345722][ T32] Call trace: [ 1352.346033][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1352.346214][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1352.346272][ T32] r4:00000000 [ 1352.346319][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.346457][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1352.346710][ T32] 1d20: da026000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1352.346837][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1352.346905][ T32] 1d60: 80070013 ffffffff [ 1352.346961][ T32] r5:80070013 r4:80239bb0 [ 1352.347003][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.347098][ T32] r4:82ac11e4 [ 1352.347175][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.347291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1352.347388][ T32] r4:e0451dc0 [ 1352.347436][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.347530][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1352.347579][ T32] r4:00000000 [ 1352.347654][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.347756][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1352.347804][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.347891][ T32] r5:00001000 r4:ee619000 [ 1352.347933][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.348041][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.348137][ T32] r5:8495ab8c r4:8495a800 [ 1352.348282][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.348384][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1352.348510][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1352.349079][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) ** 6 printk messages dropped ** [ 1352.349593][ T32] INFO: task kworker/0:460:6226 blocked for more than 478 seconds. ** 6 printk messages dropped ** [ 1352.365634][ T32] r10:829189c0 r9:ecd5dd84 r8:00000002 r7:60000013 r6:ecd5dd8c r5:85810000 ** 4 printk messages dropped ** [ 1352.366191][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1352.367027][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1352.367683][ T32] r7:dddced40 r6:83018000 r5:8586db8c r4:858a8500 ** 8 printk messages dropped ** [ 1352.368515][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1352.369976][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1352.391710][ T32] 1d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1352.392298][ T32] r4:e0451dc0 ** 2 printk messages dropped ** [ 1352.392413][ T32] r4:00000000 [ 1352.392506][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.392564][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1352.392589][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.393061][ T32] r5:00001000 r4:ee619000 [ 1352.393095][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.393166][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.393291][ T32] r5:8495ab8c r4:8495a800 [ 1352.393323][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.393379][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1352.393405][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.393532][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.393597][ T32] r4:847a6c80 [ 1352.393623][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.393678][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1352.393886][ T32] r4:00000001 [ 1352.393911][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.393951][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1352.393982][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.394295][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.394407][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.394448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.394478][ T32] r4:84789140 [ 1352.394713][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.395068][ T32] INFO: task kworker/0:461:6228 blocked for more than 478 seconds. [ 1352.395150][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.395199][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.395449][ T32] task:kworker/0:461 state:D stack:0 pid:6228 tgid:6228 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.395559][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.395609][ T32] Call trace: [ 1352.395646][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1352.395700][ T32] r10:829189c0 r9:ecd61d84 r8:00000002 r7:60000013 r6:ecd61d8c r5:85811800 [ 1352.395731][ T32] r4:85811800 [ 1352.395755][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1352.395801][ T32] r5:85811800 r4:829189bc [ 1352.395835][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.396025][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.396530][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd61e08 [ 1352.396559][ T32] r4:00000000 [ 1352.396581][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1352.396663][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.397287][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.397342][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cc0c0 [ 1352.397369][ T32] r4:00000000 [ 1352.397411][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.397507][ T32] r9:83018005 r8:85811800 r7:00000000 r6:83018000 r5:00001000 r4:7f0c5000 [ 1352.397566][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.397614][ T32] r5:00001000 r4:ec8b7000 [ 1352.397712][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.397916][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.397966][ T32] r5:8586eb8c r4:8586e800 [ 1352.397991][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.398040][ T32] r7:dddced40 r6:83018000 r5:8586eb8c r4:858a8580 [ 1352.398095][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.398155][ T32] r10:61c88647 r9:85811800 r8:858a85ac r7:82804d40 r6:dddced40 r5:dddced60 ** 4 printk messages dropped ** [ 1352.398513][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1352.398972][ T32] r4:856d3c80 ** 2 printk messages dropped ** [ 1352.399843][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1352.400260][ T32] 1d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1352.426881][ T32] r4:e0451dc0 ** 4 printk messages dropped ** [ 1352.427046][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 ** 7 printk messages dropped ** [ 1352.427330][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1352.427683][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1352.428382][ T32] task:kworker/0:462 state:D stack:0 pid:6229 tgid:6229 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1352.429441][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1352.446279][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8583d300 ** 7 printk messages dropped ** [ 1352.446801][ T32] r5:8586e78c r4:8586e400 ** 4 printk messages dropped ** [ 1352.447462][ T32] r4:858a8600 ** 5 printk messages dropped ** [ 1352.447656][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1352.448862][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1352.462517][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1352.462997][ T32] 1d20: dad15000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1352.463036][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1352.463340][ T32] 1d60: 80070013 ffffffff [ 1352.463374][ T32] r5:80070013 r4:80239bb0 [ 1352.463411][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.463466][ T32] r4:82ac11e4 [ 1352.463487][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.463553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1352.463581][ T32] r4:e0451dc0 [ 1352.463608][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.463658][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1352.463682][ T32] r4:00000000 [ 1352.463703][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.463751][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1352.463776][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.464034][ T32] r5:00001000 r4:ee619000 [ 1352.464092][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.464167][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.464216][ T32] r5:8495ab8c r4:8495a800 [ 1352.464274][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.464339][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1352.464530][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.464593][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.464619][ T32] r4:847a6c80 [ 1352.464950][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.465200][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1352.465231][ T32] r4:00000001 [ 1352.465253][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.465336][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1352.465371][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.465404][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.465433][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.465466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.465867][ T32] r4:84789140 [ 1352.465897][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.465945][ T32] INFO: task kworker/0:463:6235 blocked for more than 478 seconds. [ 1352.465982][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.466025][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.466053][ T32] task:kworker/0:463 state:D stack:0 pid:6235 tgid:6235 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.466122][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.466196][ T32] Call trace: [ 1352.466257][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1352.466314][ T32] r10:829189c0 r9:ecbc1d84 r8:00000002 r7:60000113 r6:ecbc1d8c r5:85813c00 [ 1352.466341][ T32] r4:85813c00 [ 1352.466860][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1352.466912][ T32] r5:85813c00 r4:829189bc [ 1352.466935][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.466978][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.467031][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbc1e08 [ 1352.467723][ T32] r4:00000000 [ 1352.467750][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1352.467878][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.467924][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.468010][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cc6c0 ** 1 printk messages dropped ** [ 1352.468061][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1352.469112][ T32] r7:dddced40 r6:83018000 r5:8586f78c r4:858a8680 ** 6 printk messages dropped ** [ 1352.496823][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 1352.497691][ T32] INFO: task kworker/0:463:6235 is blocked on a mutex likely owned by task kworker/1:208:3660. ** 9 printk messages dropped ** [ 1352.499059][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 ** 6 printk messages dropped ** [ 1352.499347][ T32] r4:e0451dc0 ** 4 printk messages dropped ** [ 1352.499713][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 ** 9 printk messages dropped ** [ 1352.516187][ T32] r4:847a6c80 ** 4 printk messages dropped ** [ 1352.516440][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) ** 6 printk messages dropped ** [ 1352.516760][ T32] INFO: task kworker/0:464:6238 blocked for more than 478 seconds. ** 7 printk messages dropped ** [ 1352.517265][ T32] r4:85814800 ** 1 printk messages dropped ** [ 1352.517574][ T32] r5:85814800 r4:829189bc ** 3 printk messages dropped ** [ 1352.518017][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.518380][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.519276][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1352.532009][ T32] r10:00000000 r9:858a8700 r8:8027ecf4 r7:ecbc1e60 r6:856c9300 r5:85814800 ** 8 printk messages dropped ** [ 1352.534367][ T32] INFO: task kworker/0:464:6238 is blocked on a mutex likely owned by task kworker/1:208:3660. ** 10 printk messages dropped ** [ 1352.535847][ T32] 1d60: 80070013 ffffffff ** 2 printk messages dropped ** [ 1352.535961][ T32] r4:82ac11e4 [ 1352.535987][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.536037][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1352.536063][ T32] r4:e0451dc0 [ 1352.536092][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.536143][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1352.536186][ T32] r4:00000000 [ 1352.536211][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.536261][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1352.536286][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.536334][ T32] r5:00001000 r4:ee619000 [ 1352.537381][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.537463][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.537518][ T32] r5:8495ab8c r4:8495a800 [ 1352.537542][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.537633][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 [ 1352.537663][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.537717][ T32] r10:61c88647 r9:84b73c00 r8:847a6cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.537742][ T32] r4:847a6c80 [ 1352.537761][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.537813][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1352.537838][ T32] r4:00000001 [ 1352.537877][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.537919][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1352.537988][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.538114][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.538161][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.538313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.538940][ T32] r4:84789140 [ 1352.539004][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.539041][ T32] INFO: task kworker/0:465:6239 blocked for more than 478 seconds. [ 1352.539218][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.539250][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.539333][ T32] task:kworker/0:465 state:D stack:0 pid:6239 tgid:6239 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.539396][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.539445][ T32] Call trace: [ 1352.568327][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1352.568520][ T32] r10:829189c0 r9:ecd71d84 r8:00000002 r7:60000113 r6:ecd71d8c r5:85815400 [ 1352.568583][ T32] r4:85815400 [ 1352.568620][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1352.568697][ T32] r5:85815400 r4:829189bc [ 1352.568783][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.568892][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.568979][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd71e08 [ 1352.569009][ T32] r4:00000000 [ 1352.569036][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1352.569105][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.569155][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.569205][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cc480 [ 1352.569229][ T32] r4:00000000 [ 1352.569250][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.569300][ T32] r9:83018005 r8:85815400 r7:00000000 r6:83018000 r5:00001000 r4:7f0c9000 [ 1352.569323][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.569369][ T32] r5:00001000 r4:ec8df000 [ 1352.569390][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.569439][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.569485][ T32] r5:8586f38c r4:8586f000 [ 1352.569590][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.569708][ T32] r7:dddced40 r6:83018000 r5:8586f38c r4:858a8780 [ 1352.569736][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.569850][ T32] r10:61c88647 r9:85815400 r8:858a87ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.569963][ T32] r4:858a8780 [ 1352.573723][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.573844][ T32] r10:00000000 r9:858a8780 r8:8027ecf4 r7:ecbc1e60 r6:856c9380 r5:85815400 [ 1352.573877][ T32] r4:00000001 [ 1352.573954][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.574001][ T32] Exception stack(0xecd71fb0 to 0xecd71ff8) [ 1352.574084][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.574208][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.574273][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.574521][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.575019][ T32] r4:856cc440 [ 1352.575505][ T32] INFO: task kworker/0:465:6239 is blocked on a mutex likely owned by task kworker/1:208:3660. ** 8 printk messages dropped ** [ 1352.576251][ T32] 1d20: dbc0c000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 ** 7 printk messages dropped ** [ 1352.576741][ T32] r4:e0451dc0 ** 6 printk messages dropped ** [ 1352.577038][ T32] r5:00001000 r4:ee619000 ** 4 printk messages dropped ** [ 1352.577332][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 ** 6 printk messages dropped ** [ 1352.577784][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1352.578256][ T32] INFO: task kworker/0:466:6243 blocked for more than 479 seconds. ** 9 printk messages dropped ** [ 1352.579386][ T32] r5:85816000 r4:829189bc ** 1 printk messages dropped ** [ 1352.579612][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1352.600734][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.600904][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1352.601321][ T32] r4:858a8800 ** 5 printk messages dropped ** [ 1352.601830][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1352.602697][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1352.603272][ T32] 1d20: dbe8f000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 ** 9 printk messages dropped ** [ 1352.603662][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 ** 9 printk messages dropped ** [ 1352.604330][ T32] r7:ddde2d40 r6:83018200 r5:8495ab8c r4:847a6c80 ** 2 printk messages dropped ** [ 1352.604434][ T32] r4:847a6c80 [ 1352.604454][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.604598][ T32] r10:00000000 r9:847a6c80 r8:8027ecf4 r7:e0449e60 r6:847a6d00 r5:84b73c00 [ 1352.604780][ T32] r4:00000001 [ 1352.604908][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.604957][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1352.605021][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.605057][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.605092][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.605127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.605171][ T32] r4:84789140 [ 1352.605244][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.605335][ T32] INFO: task kworker/0:467:6245 blocked for more than 479 seconds. [ 1352.605379][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.605488][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.605601][ T32] task:kworker/0:467 state:D stack:0 pid:6245 tgid:6245 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.605722][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.605770][ T32] Call trace: [ 1352.605803][ T32] [<81a65bb8>] (__schedule) from [<81a66b40>] (schedule+0x2c/0x130) [ 1352.605926][ T32] r10:829189c0 r9:ecd7dd84 r8:00000002 r7:60000113 r6:ecd7dd8c r5:85812400 [ 1352.605955][ T32] r4:85812400 [ 1352.605978][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1352.606025][ T32] r5:85812400 r4:829189bc [ 1352.606088][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.606138][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.606225][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd7de08 [ 1352.606347][ T32] r4:00000000 [ 1352.606373][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1352.606699][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.606769][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.606822][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cca40 [ 1352.606846][ T32] r4:00000000 [ 1352.606887][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.606998][ T32] r9:83018005 r8:85812400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1352.607030][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.607152][ T32] r5:00001000 r4:ec94b000 [ 1352.607258][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.607365][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.607471][ T32] r5:8587038c r4:85870000 [ 1352.607524][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.607662][ T32] r7:dddced40 r6:83018000 r5:8587038c r4:858a8880 [ 1352.607690][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.607744][ T32] r10:61c88647 r9:85812400 r8:858a88ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.607872][ T32] r4:858a8880 [ 1352.607911][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.608065][ T32] r10:00000000 r9:858a8880 r8:8027ecf4 r7:ecd6de60 r6:856c9480 r5:85812400 [ 1352.608158][ T32] r4:00000001 [ 1352.608183][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.608235][ T32] Exception stack(0xecd7dfb0 to 0xecd7dff8) ** 3 printk messages dropped ** [ 1352.608377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 ** 7 printk messages dropped ** [ 1352.608969][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.609340][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) ** 8 printk messages dropped ** [ 1352.609796][ T32] r9:83018205 r8:84b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 ** 9 printk messages dropped ** [ 1352.645341][ T32] r4:847a6c80 ** 3 printk messages dropped ** [ 1352.645466][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1352.646202][ T32] INFO: task kworker/0:468:6247 blocked for more than 479 seconds. ** 6 printk messages dropped ** [ 1352.647857][ T32] r10:829189c0 r9:ecd85d84 r8:00000002 r7:60000013 r6:ecd85d8c r5:85818000 [ 1352.648021][ T32] r4:85818000 [ 1352.648087][ T32] [<81a66b14>] (schedule) from [<81a66f28>] (schedule_preempt_disabled+0x18/0x24) [ 1352.649527][ T32] r5:85818000 r4:829189bc [ 1352.649557][ T32] [<81a66f10>] (schedule_preempt_disabled) from [<81a6960c>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.649940][ T32] [<81a6930c>] (__mutex_lock.constprop.0) from [<81a69ad8>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.665272][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd85e08 [ 1352.665326][ T32] r4:00000000 [ 1352.665362][ T32] [<81a69ac4>] (__mutex_lock_slowpath) from [<81a69b18>] (mutex_lock+0x3c/0x40) [ 1352.665582][ T32] [<81a69adc>] (mutex_lock) from [<804e4fe4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.665634][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.665685][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cc8c0 [ 1352.665923][ T32] r4:00000000 [ 1352.665948][ T32] [<804e8d68>] (vfree) from [<80549d40>] (execmem_free+0x30/0x50) [ 1352.666001][ T32] r9:83018005 r8:85818000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d1000 [ 1352.666047][ T32] [<80549d10>] (execmem_free) from [<803c6f10>] (bpf_jit_free_exec+0x10/0x14) [ 1352.666157][ T32] r5:00001000 r4:ec93b000 [ 1352.666273][ T32] [<803c6f00>] (bpf_jit_free_exec) from [<803c72f0>] (bpf_jit_free+0x68/0xe4) [ 1352.666402][ T32] [<803c7288>] (bpf_jit_free) from [<803c8380>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.666456][ T32] r5:8586ff8c r4:8586fc00 [ 1352.666481][ T32] [<803c8234>] (bpf_prog_free_deferred) from [<8027e2a8>] (process_one_work+0x1b4/0x4f4) [ 1352.666534][ T32] r7:dddced40 r6:83018000 r5:8586ff8c r4:858a8900 [ 1352.666644][ T32] [<8027e0f4>] (process_one_work) from [<8027eef0>] (worker_thread+0x1fc/0x3d8) [ 1352.666760][ T32] r10:61c88647 r9:85818000 r8:858a892c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.666973][ T32] r4:858a8900 [ 1352.667541][ T32] [<8027ecf4>] (worker_thread) from [<80285f1c>] (kthread+0x12c/0x280) [ 1352.667600][ T32] r10:00000000 r9:858a8900 r8:8027ecf4 r7:ecd7de60 r6:856c9500 r5:85818000 [ 1352.667666][ T32] r4:00000001 [ 1352.667693][ T32] [<80285df0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.667877][ T32] Exception stack(0xecd85fb0 to 0xecd85ff8) [ 1352.667916][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.667951][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.668003][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.668041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285df0 [ 1352.668128][ T32] r4:856cc640 [ 1352.668855][ T32] INFO: task kworker/0:468:6247 is blocked on a mutex likely owned by task kworker/1:208:3660. [ 1352.669022][ T32] task:kworker/1:208 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.669312][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.669406][ T32] Call trace: [ 1352.669482][ T32] [<81a65bb8>] (__schedule) from [<81a66f74>] (preempt_schedule_irq+0x40/0xa8) [ 1352.669584][ T32] r10:8280c9b4 r9:84b73c00 r8:80200be4 r7:e0451d54 r6:ffffffff r5:84b73c00 [ 1352.669628][ T32] r4:00000000 [ 1352.669654][ T32] [<81a66f34>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.669701][ T32] Exception stack(0xe0451d20 to 0xe0451d68) [ 1352.669773][ T32] 1d20: dc6f6000 dfdff000 00000001 80239b98 7f847000 00000001 82ac11c4 82ac05a0 [ 1352.669812][ T32] 1d40: 7f847000 dfdff000 8280c9b4 e0451d9c e0451da0 e0451d70 80230ad4 80239bb0 [ 1352.669863][ T32] 1d60: 80070013 ffffffff [ 1352.685396][ T32] r5:80070013 r4:80239bb0 [ 1352.685505][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e4da8>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.685582][ T32] r4:82ac11e4 [ 1352.685645][ T32] [<804e4b24>] (__purge_vmap_area_lazy) from [<804e5160>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.685702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0451dc0 r5:e0451e08 [ 1352.685730][ T32] r4:e0451dc0 [ 1352.685752][ T32] [<804e4f7c>] (_vm_unmap_aliases) from [<804e8ed4>] (vfree+0x16c/0x210) [ 1352.685801][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d16e40 [ 1352.685825][ T32] r4:00000000 VM DIAGNOSIS: 20:45:23 Registers: info registers vcpu 0 CPU#0 R00=00000003 R01=00000000 R02=00000000 R03=00000001 R04=00000025 R05=ffffffff R06=828208d0 R07=00000000 R08=00000000 R09=83259800 R10=00000001 R11=df8e1e3c R12=df8e1e18 R13=df8e1de8 R14=81a6304c R15=803c2a9c PSR=60000013 -ZC- A S svc32 s00=000000ff s01=00000000 d00=00000000000000ff s02=00000000 s03=00000000 d01=0000000000000000 s04=00000000 s05=00000000 d02=0000000000000000 s06=00000000 s07=00000000 d03=0000000000000000 s08=00000000 s09=00000000 d04=0000000000000000 s10=63538263 s11=37010135 d05=3701013563538263 s12=0379010e s13=1a0f0c06 d06=1a0f0c060379010e s14=3633211c s15=39773b3a d07=39773b3a3633211c 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: 80000010 info registers vcpu 1 CPU#1 R00=b2564000 R01=dfd6b000 R02=00000001 R03=80239b98 R04=7f841000 R05=00000001 R06=82ac11c4 R07=82ac05a0 R08=7f841000 R09=dfd6b000 R10=8280c9b4 R11=e044dd9c R12=e044dda0 R13=e044dd70 R14=80230ad4 R15=80239bb0 PSR=80070013 N--- A S svc32 s00=6374652f s01=636f6c2f d00=636f6c2f6374652f s02=00000000 s03=00000000 d01=0000000000000000 s04=00000000 s05=00000000 d02=0000000000000000 s06=00000000 s07=00000000 d03=0000000000000000 s08=00000000 s09=00000000 d04=0000000000000000 s10=00000000 s11=00000000 d05=0000000000000000 s12=00000000 s13=00000000 d06=0000000000000000 s14=ffffffff s15=ffffffff d07=ffffffffffffffff s16=00000000 s17=00000000 d08=0000000000000000 s18=00000000 s19=00000000 d09=0000000000000000 s20=00000000 s21=00000000 d10=0000000000000000 s22=00000000 s23=00000000 d11=0000000000000000 s24=00000000 s25=00000000 d12=0000000000000000 s26=00000000 s27=00000000 d13=0000000000000000 s28=00000000 s29=00000000 d14=0000000000000000 s30=00000000 s31=00000000 d15=0000000000000000 s32=00000000 s33=00000000 d16=0000000000000000 s34=00000000 s35=00000000 d17=0000000000000000 s36=00000000 s37=00000000 d18=0000000000000000 s38=00000000 s39=00000000 d19=0000000000000000 s40=00000000 s41=00000000 d20=0000000000000000 s42=00000000 s43=00000000 d21=0000000000000000 s44=00000000 s45=00000000 d22=0000000000000000 s46=00000000 s47=00000000 d23=0000000000000000 s48=00000000 s49=00000000 d24=0000000000000000 s50=00000000 s51=00000000 d25=0000000000000000 s52=00000000 s53=00000000 d26=0000000000000000 s54=00000000 s55=00000000 d27=0000000000000000 s56=00000000 s57=00000000 d28=0000000000000000 s58=00000000 s59=00000000 d29=0000000000000000 s60=00000000 s61=00000000 d30=0000000000000000 s62=00000000 s63=00000000 d31=0000000000000000 FPSCR: 00000000